:root{--petrol:#123f46;--petrol2:#0b2d33;--soft:#e9f1f1;--line:#d9e2e3;--text:#18343a;--muted:#6d8084;--white:#fff;--bg:#f5f7f7;--green:#1d7b67}*{box-sizing:border-box}body{margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;color:var(--text);background:var(--bg)}button,input,textarea,select{font:inherit}.shell{display:grid;grid-template-columns:270px 1fr;height:100vh}aside{background:var(--petrol2);color:#fff;padding:20px 14px;display:flex;flex-direction:column;overflow:auto}.brand{display:flex;gap:12px;align-items:center;padding:4px 6px 24px}.brand-mark{width:42px;height:42px;border-radius:13px;background:#fff;color:var(--petrol);display:grid;place-items:center;font:bold 25px Georgia}.brand small,.me small{display:block;opacity:.7;margin-top:3px}.nav,.channel{width:100%;border:0;background:transparent;color:#dce8e8;text-align:left;padding:11px 12px;border-radius:10px;cursor:pointer;margin:2px 0}.nav:hover,.nav.active,.channel:hover,.channel.selected{background:#1a5058;color:#fff}.section-title{font-size:11px;letter-spacing:1.4px;opacity:.5;margin:22px 12px 8px}.me{margin-top:auto;border-top:1px solid #285057;padding:16px 7px 2px;display:flex;gap:10px;align-items:center}.me .avatar{width:36px;height:36px;border-radius:50%;background:#2c6972;display:grid;place-items:center;font-weight:bold}.me a{color:#fff;margin-left:auto;font-size:12px;opacity:.7}main{min-width:0}.view{height:100vh;display:flex;flex-direction:column}.hidden{display:none!important}header{height:82px;background:#fff;border-bottom:1px solid var(--line);padding:15px 26px;display:flex;align-items:center;justify-content:space-between;gap:20px}header h2{margin:0 0 4px;font-size:21px}header p{margin:0;color:var(--muted);font-size:13px}header input{width:280px;border:1px solid var(--line);border-radius:10px;padding:10px 12px}.messages{flex:1;overflow:auto;padding:25px max(28px,7vw);background:linear-gradient(180deg,#f8fbfb,#f2f6f6)}.msg{display:grid;grid-template-columns:42px 1fr;gap:12px;margin-bottom:18px}.avatar{width:42px;height:42px;border-radius:12px;background:#dceaea;display:grid;place-items:center;font-weight:800;color:var(--petrol)}.msg-head{display:flex;gap:8px;align-items:baseline}.msg-head b{font-size:14px}.msg-head span{font-size:11px;color:#8a999c}.bubble{margin-top:4px;background:#fff;border:1px solid #e0e8e9;border-radius:4px 13px 13px 13px;padding:12px 14px;box-shadow:0 2px 6px #123f4608;line-height:1.45;white-space:pre-wrap}.file{display:inline-flex;margin-top:9px;gap:7px;align-items:center;text-decoration:none;color:var(--petrol);font-size:13px;background:var(--soft);padding:8px 10px;border-radius:8px}.msg-actions button{border:0;background:transparent;color:var(--muted);font-size:11px;cursor:pointer;padding:5px 0}.msg-actions button:hover{color:var(--petrol)}#composer{background:#fff;border-top:1px solid var(--line);padding:12px max(28px,7vw) 16px}#composer textarea{width:100%;resize:none;border:1px solid var(--line);border-radius:12px;padding:12px;outline:none}.composer-bar{display:flex;align-items:center;gap:12px;margin-top:8px}.composer-bar button,.primary{border:0;background:var(--petrol);color:#fff;padding:10px 16px;border-radius:9px;font-weight:700;cursor:pointer}.composer-bar button{margin-left:auto}.attach{cursor:pointer;color:var(--petrol);font-weight:600;font-size:13px}#fileLabel{font-size:12px;color:var(--muted)}.task-grid{padding:26px;display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:15px;overflow:auto}.task{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px}.task-top{display:flex;justify-content:space-between;gap:8px}.badge{font-size:10px;font-weight:800;background:var(--soft);padding:5px 8px;border-radius:20px;height:max-content}.task h3{margin:12px 0 8px;font-size:16px}.task p{color:var(--muted);font-size:13px;min-height:36px}.task-meta{font-size:12px;border-top:1px solid #edf1f1;padding-top:10px;display:flex;flex-wrap:wrap;gap:8px}.task select{width:100%;margin-top:12px;border:1px solid var(--line);padding:8px;border-radius:8px}.trello{display:inline-block;margin-top:10px;color:#0065ff;font-size:12px}.stats{padding:28px;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}.stat b{display:block;font-size:30px;color:var(--petrol)}.stat span{font-size:12px;color:var(--muted)}.guide{margin:0 28px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}.guide h3{margin-top:0}.flow{display:flex;align-items:center;justify-content:space-around;gap:10px}.flow div{display:grid;place-items:center;text-align:center;gap:5px;font-size:25px}.flow b{font-size:14px}.flow span{font-size:11px;color:var(--muted)}.flow i{font-style:normal;color:#b1c0c2}.modal{position:fixed;inset:0;background:#092a2f99;display:grid;place-items:center;padding:20px}.modal-card{width:min(520px,100%);background:#fff;border-radius:16px;padding:20px}.modal-head{display:flex;justify-content:space-between;align-items:center}.modal-head h3{margin:0}.modal-head button{border:0;background:transparent;font-size:25px;cursor:pointer}.modal label{display:block;font-size:12px;font-weight:700;margin:14px 0 6px}.modal input,.modal textarea,.modal select{width:100%;border:1px solid var(--line);border-radius:9px;padding:10px}.row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.check{font-weight:400!important}.check input{width:auto}.full{width:100%;margin-top:16px}.login-body{min-height:100vh;display:grid;place-items:center;background:linear-gradient(135deg,var(--petrol2),var(--petrol))}.login-card{width:min(390px,92vw);background:#fff;padding:32px;border-radius:20px;box-shadow:0 20px 60px #0004}.login-card .brand-mark{background:var(--petrol);color:#fff}.login-card h1{margin:15px 0 4px}.login-card p{color:var(--muted);font-size:13px}.login-card label{display:block;margin:14px 0 5px;font-size:12px;font-weight:700}.login-card input{width:100%;padding:11px;border:1px solid var(--line);border-radius:9px}.login-card button{margin-top:18px;width:100%;padding:11px;border:0;background:var(--petrol);color:#fff;border-radius:9px;font-weight:bold}.login-card small{display:block;text-align:center;margin-top:14px;color:#8b999c}.error{background:#fff0f0;color:#a23c3c;padding:8px;border-radius:8px;font-size:12px}