:root{font-family:Inter,Arial,sans-serif;color:#202020;background:#f5f5f3;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit}button{background:#222;color:white;border:0;border-radius:8px;padding:12px 18px;cursor:pointer}button.secondary{background:#eee;color:#222}button:hover{filter:brightness(.9)}:focus-visible{outline:2px solid #777;outline-offset:3px}input,textarea,select{width:100%;padding:12px;border:1px solid #ddd;border-radius:8px;background:white;color:#222}textarea{resize:vertical;min-height:90px}label{display:block;font-size:13px;font-weight:600;margin:16px 0 6px}small,.muted{color:#737373;font-size:12px}h1{font-size:30px;letter-spacing:-1px}h2{font-size:20px}p{line-height:1.6}.shell{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.sidebar{background:#181818;color:white;padding:30px 22px;display:flex;flex-direction:column;gap:30px}.brand{font-size:24px;letter-spacing:3px;font-weight:800}.brand span{display:block;font-size:11px;font-weight:400;letter-spacing:2px;color:#aaa;margin-top:8px}.sidebar button{background:#303030;text-align:left}.sidebar footer{margin-top:auto;font-size:12px;color:#aaa;line-height:1.8}main{padding:34px 40px;min-width:0}.top{display:flex;justify-content:space-between;align-items:center;gap:16px}.eyebrow{text-transform:uppercase;letter-spacing:2px;font-size:10px;color:#888}.stats{display:flex;gap:16px;margin:24px 0}.stat{background:white;border:1px solid #e5e5e5;border-radius:12px;padding:18px 24px;flex:1}.stat b{font-size:26px;display:block;margin-top:10px}.workspace{display:grid;grid-template-columns:320px 1fr;background:white;border:1px solid #e1e1e1;border-radius:14px;min-height:520px;overflow:hidden}.inbox{border-right:1px solid #e5e5e5;padding:18px}.inbox select{margin-bottom:16px}.thread-button{width:100%;background:white;color:#222;text-align:left;padding:18px 12px;margin-bottom:6px;border-radius:8px;border-bottom:1px solid #eee}.thread-button.active{background:#efefed}.thread-button strong{display:block;font-size:14px;margin:9px 0}.badge{float:right;border-radius:50%;background:#222;color:white;padding:3px 7px;font-size:11px}.conversation{padding:28px;min-width:0}.conversation header{border-bottom:1px solid #eee;padding-bottom:20px}.bubble{background:#f3f3f1;padding:14px 18px;border-radius:12px;margin:16px 0;max-width:85%;white-space:pre-wrap}.bubble.mine{margin-left:auto;background:#242424;color:white}.bubble.mine small{color:#bbb}.message-body{white-space:pre-wrap}.receipt{font-size:11px;color:#777;margin:12px 0}.reply-form{display:flex;gap:10px;margin-top:24px;align-items:end}.reply-form textarea{flex:1}.login{max-width:420px;margin:12vh auto;background:white;padding:40px;border-radius:16px;border:1px solid #ddd}.login .brand{color:#222}.actions{display:flex;gap:10px;flex-wrap:wrap}.compose{max-width:760px;background:white;border:1px solid #ddd;border-radius:14px;padding:28px}.cols{display:grid;grid-template-columns:1fr 1fr;gap:20px}.preview{padding:24px;background:#eee;border-radius:10px;margin-top:20px;position:relative;overflow:hidden}.preview img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.preview div{position:relative;white-space:pre-wrap}#toast{position:fixed;bottom:20px;right:20px;background:#222;color:white;border-radius:8px;padding:14px;display:none}.empty{padding:40px;color:#888}a{color:inherit}.error{color:#a22}@media(max-width:950px){main{padding:24px}.shell{grid-template-columns:170px 1fr}.workspace{grid-template-columns:250px 1fr}}@media(max-width:720px){.shell{display:block}.sidebar{padding:20px;gap:15px}.sidebar footer{display:none}.workspace{display:block}.inbox{border-right:0;border-bottom:1px solid #ddd}.stats{gap:8px}.stat{padding:14px}.top{align-items:start}main{padding:18px}.cols{display:block}.conversation{padding:18px}.bubble{max-width:95%}}

.notice-image{position:relative;overflow:hidden;border-radius:8px;padding:20px}.notice-image>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}.notice-image>:not(img){position:relative}

.brand-logo{display:block;width:140px;height:140px;object-fit:contain;clip-path:circle(43% at 50% 50%);margin:0 auto 12px}.brand{text-align:center}.login .brand-logo{width:160px;height:160px}.sidebar .brand span{color:#ccc}.sidebar button{font-size:13px;line-height:1.4}.sidebar footer{font-size:11px}@media(max-width:720px){.sidebar .brand-logo{width:80px;height:80px}}

/* Menu inspirado no painel de gestão OPTIC. */
.shell{grid-template-columns:228px minmax(0,1fr)}
.sidebar{background:#191919;padding:28px 20px 34px;gap:0;min-height:100vh}
.sidebar .brand-logo{width:160px;height:160px;margin:0 auto 4px}
.sidebar .brand span{font-size:9px;letter-spacing:1.7px;color:#a1a1a1;font-weight:400}
.nav-heading{font-size:9px;letter-spacing:2px;color:#939393;margin:58px 0 24px;padding:0 14px}
.sidebar nav{display:flex;flex-direction:column;gap:4px}
.sidebar .nav-item{display:flex;align-items:center;gap:14px;width:100%;min-height:50px;padding:14px;background:transparent;border-radius:8px;font-family:Arial,sans-serif;font-size:13px;font-weight:400;line-height:1.4;text-align:left;color:#f3f3f3}
.sidebar .nav-item[hidden]{display:none}
.sidebar .nav-item.active,.sidebar .nav-item:hover{background:#333;filter:none}
.nav-icon{width:16px;height:16px;flex:0 0 16px}
.sidebar footer{margin-top:auto;padding:60px 12px 0;font-size:11px}
.sidebar #logout{background:transparent;padding:0;color:#eee;font-size:11px;text-align:left;line-height:1.6}
.sidebar-account{display:block;font-size:10px;color:#999;margin-top:24px}
.powered{display:block;font-size:9px;color:#888;margin-top:32px}
@media(max-width:950px) and (min-width:721px){.shell{grid-template-columns:228px minmax(0,1fr)}.workspace{grid-template-columns:220px minmax(0,1fr)}}
@media(max-width:720px){.shell{display:block}.sidebar{min-height:0;padding:18px 20px}.sidebar .brand-logo{width:100px;height:100px}.nav-heading{margin:20px 0 10px}.sidebar nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px}.sidebar footer{display:block;padding:22px 14px 0}.sidebar-account,.powered{display:none}}

#login-backdrop{position:fixed;inset:0;z-index:-1;background:#f5f5f3}#login-backdrop>img,.appearance-preview>img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.login-shade{position:absolute;inset:0;background:#000}.login{position:relative;background:rgba(255,255,255,.96)}.appearance-preview{position:relative;isolation:isolate;overflow:hidden;min-height:420px;border-radius:12px;margin:24px 0;background:#ddd;display:grid;place-items:center;padding:30px}.appearance-card{position:relative;background:rgba(255,255,255,.96);padding:24px;border-radius:12px;width:min(100%,320px);text-align:center}.appearance-card>img{height:85px;width:85px;object-fit:contain}.mock-input{text-align:left;background:white;border:1px solid #ddd;border-radius:8px;padding:12px;margin:12px 0;color:#888;font-size:13px}

.sidebar footer #appearance-nav{margin:0 0 22px;padding:12px 0;font-size:12px;gap:10px}.sidebar footer #appearance-nav:hover{background:transparent;color:white}@media(max-width:720px){.sidebar footer #appearance-nav{margin-bottom:14px}}