:root{--bg:#06131f;--panel:#0b1d2b;--line:#19384a;--text:#edf7fb;--muted:#87a9ba;--cyan:#20d8c7;--gold:#e7bc63;--red:#ff5574}*{box-sizing:border-box}html,body{margin:0;min-height:100%;font:15px/1.5 Inter,ui-sans-serif,system-ui,sans-serif;color:var(--text);background:var(--bg)}button,input,textarea{font:inherit}.hidden{display:none!important}.logo{width:54px;height:54px;border-radius:18px;display:grid;place-items:center;background:linear-gradient(135deg,var(--gold),#8c6a27);color:#07131c;font-size:28px;font-weight:900;box-shadow:0 12px 34px #e7bc6326}.logo.small{width:40px;height:40px;border-radius:13px;font-size:20px}.landing{display:grid;place-items:center;background:radial-gradient(circle at 50% 10%,#12394a 0,transparent 42%),var(--bg)}.brand-card{text-align:center;padding:56px}.brand-card .logo{margin:auto}.brand-card h1{font-size:42px;letter-spacing:.08em;margin:20px 0 4px}.brand-card p{color:var(--muted);font-size:17px}.brand-card a,.login-card button,.composer button{display:inline-block;border:0;border-radius:12px;background:var(--gold);color:#07131c;padding:12px 18px;font-weight:800;text-decoration:none}.login-wrap{min-height:100vh;display:grid;place-items:center;background:radial-gradient(circle at 50% 0,#11384b,transparent 44%)}.login-card{width:min(420px,calc(100% - 32px));padding:34px;border:1px solid var(--line);border-radius:24px;background:#0b1d2be6;box-shadow:0 30px 90px #0008}.login-card h1{margin:20px 0 2px}.login-card p{color:var(--muted);margin:0 0 26px}.login-card label{display:block;margin:14px 0;color:#bdd1da;font-weight:700}.login-card input{display:block;width:100%;margin-top:7px;padding:13px;border:1px solid var(--line);border-radius:12px;background:#06131f;color:var(--text);outline:none}.login-card input:focus{border-color:var(--cyan)}.login-card button{width:100%;margin-top:12px}.error{color:var(--red);min-height:22px;margin-top:10px}.dashboard{height:100vh;display:grid;grid-template-columns:220px 340px 1fr;overflow:hidden}.dashboard aside{border-right:1px solid var(--line);padding:24px 16px;background:#071722}.brand{display:flex;align-items:center;gap:12px;padding:0 8px 26px}.brand b{letter-spacing:.08em}.brand small{display:block;color:var(--muted)}nav{display:grid;gap:8px}nav button,.secondary{border:1px solid transparent;border-radius:10px;background:transparent;color:var(--muted);padding:11px 12px;text-align:left;cursor:pointer}nav button:hover,.nav-active{background:#102a3a!important;color:var(--text)!important;border-color:var(--line)!important}.inbox{border-right:1px solid var(--line);background:#081824;min-width:0}.inbox>header,.chat>header{height:92px;padding:22px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}.inbox h1,.chat h2{margin:0}.inbox p,.chat small{margin:2px 0 0;color:var(--muted)}.pill{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:6px 10px}.pill.ok{color:var(--cyan);border-color:#1d665f}.conversation-list{height:calc(100vh - 92px);overflow:auto;padding:10px}.conversation{width:100%;display:grid;grid-template-columns:42px 1fr auto;align-items:center;gap:10px;border:1px solid transparent;border-radius:14px;background:transparent;color:var(--text);padding:12px;text-align:left;cursor:pointer}.conversation:hover,.conversation.selected{background:#102a3a;border-color:var(--line)}.avatar{width:40px;height:40px;border-radius:13px;display:grid;place-items:center;background:#17384a;color:var(--cyan);font-weight:900}.conversation span:nth-child(2){min-width:0}.conversation b,.conversation small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.conversation small{color:var(--muted);margin-top:3px}.conversation em{font-size:10px;font-style:normal;color:var(--cyan)}.list-empty{padding:40px 16px;text-align:center;color:var(--muted)}.thread{min-width:0}.empty{height:100%;display:grid;place-content:center;text-align:center;color:var(--muted)}.empty-icon{font-size:40px}.empty h2{color:var(--text);margin:12px 0 2px}.empty p{margin:0}.chat{height:100%;display:grid;grid-template-rows:92px 1fr auto}.chat>header div:last-child{display:flex;gap:8px}.secondary{border-color:var(--line);color:var(--text);text-align:center}.messages{padding:24px;overflow:auto;display:flex;flex-direction:column;gap:10px}.msg{max-width:72%;align-self:flex-start}.msg span{display:block;padding:11px 14px;border:1px solid var(--line);border-radius:4px 16px 16px;background:#102a3a}.msg small{display:block;margin:3px 5px;color:var(--muted);font-size:11px}.msg.mine{align-self:flex-end}.msg.mine span{background:#176c65;border-color:#238b81;border-radius:16px 4px 16px 16px}.msg.mine small{text-align:right}.composer{display:flex;gap:10px;padding:16px 20px;border-top:1px solid var(--line)}.composer textarea{flex:1;resize:none;border:1px solid var(--line);border-radius:14px;background:#0b1d2b;color:var(--text);padding:13px;outline:none}.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);padding:10px 16px;background:var(--text);color:var(--bg);border-radius:999px;font-weight:800;z-index:10}.widget-body{height:100vh;background:transparent;padding:0}.widget{height:100%;display:grid;grid-template-rows:76px 1fr 68px;overflow:hidden;border:1px solid var(--line);border-radius:20px;background:#081824;box-shadow:0 20px 70px #0006}.widget>header{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;background:linear-gradient(135deg,#0e766e,#103b4b)}.widget>header b,.widget>header small{display:block}.widget>header small{font-size:12px;color:#c8efea}.widget>header button{border:0;background:transparent;color:white;font-size:28px;cursor:pointer}.online-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#43f0a3;margin-right:5px}.widget-messages{overflow:auto;padding:18px;display:flex;flex-direction:column;gap:10px}.bubble{max-width:82%;padding:10px 13px;border-radius:5px 15px 15px;background:#153345;align-self:flex-start}.bubble.visitor{align-self:flex-end;background:#14756c;border-radius:15px 5px 15px 15px}.widget form{display:flex;gap:8px;padding:11px;border-top:1px solid var(--line)}.widget input{flex:1;min-width:0;border:1px solid var(--line);border-radius:12px;background:#0b1d2b;color:var(--text);padding:11px;outline:none}.widget form button{width:44px;border:0;border-radius:12px;background:var(--gold);color:#07131c;font-weight:900}@media(max-width:900px){.dashboard{grid-template-columns:72px 300px 1fr}.brand>div:last-child,nav button{font-size:0}.brand{padding-left:0}.brand .logo{margin:auto}nav button:before{font-size:18px;content:'•'}}@media(max-width:680px){.dashboard{grid-template-columns:1fr}.dashboard aside{display:none}.inbox{display:block}.thread{position:fixed;inset:0;background:var(--bg);display:none}.thread:has(.chat:not(.hidden)){display:block}}