:root{--wine:#800020;--ink:#252126;--border:#e3dfe0;--paper:#fbfaf9;--muted:#746e73}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Segoe UI,Arial,sans-serif;font-size:14px}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button,.btn{cursor:pointer;border:1px solid var(--border);background:white;padding:9px 12px;border-radius:5px;color:var(--ink)}button:hover,.btn:hover{border-color:var(--wine)}.primary{background:var(--wine);border-color:var(--wine);color:white}.top{height:64px;background:#171316;color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 25px;gap:15px}.brand{font:italic 26px Georgia,serif}.brand small{font:12px Segoe UI,Arial,sans-serif;margin-left:12px;color:#cbbfc3;vertical-align:middle}.account{font-size:12px;color:#e5dde0;display:flex;align-items:center;gap:14px}.layout{display:grid;grid-template-columns:225px minmax(260px,350px) minmax(340px,1fr);height:calc(100vh - 64px);min-height:520px}.folders{background:#f1eded;border-right:1px solid var(--border);padding:22px 12px;overflow-y:auto}.folders .primary{display:block;text-align:center;margin:0 5px 23px}.folder{display:block;padding:10px 12px;border-radius:5px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.folder.active,.folder:hover{background:#e5d5d9;color:#6c001b}.mail-list{background:#fff;border-right:1px solid var(--border);overflow-y:auto}.listhead{padding:18px;border-bottom:1px solid var(--border);position:sticky;top:0;background:white;z-index:2}.listhead h2{font:24px Georgia,serif;margin:0 0 12px}.search{width:100%;border:1px solid var(--border);padding:11px;border-radius:6px}.message-item{display:block;padding:15px 17px;border-bottom:1px solid #efebec;position:relative}.message-item:hover,.message-item.current{background:#f8f0f2}.message-item.unread{font-weight:650}.from{display:flex;justify-content:space-between;gap:7px;font-size:13px}.subject{margin:7px 0 5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.snippet{font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:400}.flag{color:var(--wine)}.tag{font-size:11px;border-radius:10px;padding:3px 9px;color:#fff;display:inline-block;margin-top:6px}.reading{background:var(--paper);padding:28px 30px;overflow-y:auto}.reading h1{font:32px Georgia,serif;line-height:1.2;margin:5px 0 19px}.meta{color:var(--muted);line-height:1.8}.actions{display:flex;gap:8px;flex-wrap:wrap;margin:15px 0 20px}.body-text{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.75;border-top:1px solid var(--border);padding-top:25px;max-width:100%}.muted{color:var(--muted)}.compose{max-width:900px;margin:30px auto;background:white;border:1px solid var(--border);padding:32px}.compose h1,.login h1{font:32px Georgia,serif;margin-top:0}.formline{display:grid;grid-template-columns:100px 1fr;align-items:center;gap:10px;margin:12px 0}input[type=text],input[type=email],input[type=password],input[type=date],textarea,select{border:1px solid #d8d3d5;border-radius:4px;padding:10px;background:white;width:100%}textarea{min-height:270px;resize:vertical}.inline{display:inline-block}.notice{padding:12px 15px;border:1px solid #e1c3ca;background:#fcf1f4;margin:14px 0;border-radius:4px}.notice.ok{background:#f0f8f3;border-color:#b8d9c4}.login-wrap{min-height:100vh;display:flex;justify-content:center;align-items:center;background:linear-gradient(120deg,#171316,#441923)}.login{width:min(430px,94vw);background:white;padding:42px;box-shadow:0 18px 50px #0004}.login label{display:block;margin:15px 0 6px}.login button{width:100%;margin-top:20px}.login .brand{color:var(--wine);margin:0 0 35px;text-align:center;display:flex;justify-content:center;align-items:center;gap:12px}.login .brand small{margin-left:0}.filter{display:flex;gap:6px;margin:8px 0}.small{font-size:12px}.pill{display:inline-flex;align-items:center;gap:6px;padding:3px 9px;border:1px solid var(--border);border-radius:16px;font-size:11px;color:var(--muted)}.mail-nav{display:none}@media(max-width:1020px){.layout{grid-template-columns:190px minmax(240px,1fr)}.reading{grid-column:1/-1;display:none}.layout.read-mode{grid-template-columns:190px 1fr}.layout.read-mode .mail-list{display:none}.layout.read-mode .reading{display:block;grid-column:2}.mail-nav{display:inline-block}}@media(max-width:650px){.top{padding:0 14px}.brand{font-size:20px}.brand small{display:none}.layout{grid-template-columns:1fr}.folders{display:none}.layout.read-mode{display:block}.layout.read-mode .reading{height:calc(100vh - 64px)}.mail-list{height:calc(100vh - 64px)}.reading{padding:21px}.account{font-size:11px}.compose{margin:10px;padding:20px}.formline{grid-template-columns:1fr}}

/* V1.0.2 — login institucional */
.login-wrap{padding:28px 16px;background:radial-gradient(ellipse at 78% 20%,rgba(128,0,32,.21),transparent 45%),linear-gradient(135deg,#151215,#3d1d26)}
.login{width:min(465px,100%);padding:45px 45px 40px;border-radius:8px;box-shadow:0 26px 75px rgba(0,0,0,.29);border:1px solid rgba(0,0,0,.04)}
.login-identity{text-align:center;margin-bottom:34px;padding-bottom:27px;border-bottom:1px solid #eee6e8}
.login-logo{display:block;margin:0 auto;max-width:265px;width:100%;height:auto;max-height:100px;object-fit:contain}
.login-product{font-size:10px;letter-spacing:.33em;font-weight:700;color:#800020;margin-top:15px}
.login h1{text-align:center;font-size:31px;line-height:1.15;margin:0 0 12px}
.login>p.muted:not(.notice){text-align:center;line-height:1.55}
.login form{margin-top:26px}
.login label{font-weight:600;color:#423a3e;margin:18px 0 7px;font-size:13px}
.login input[type=email],.login input[type=password]{min-height:46px;border-radius:5px;background:#fff;padding:12px 13px}
.login input:focus-visible{outline:2px solid #800020;outline-offset:2px}
.login .primary{border-radius:5px;min-height:46px;font-weight:600;margin-top:24px}
.login .primary:hover{background:#69001a}
.login .notice{line-height:1.45}
.login>p.small{margin-top:20px;font-size:11px}
@media(max-width:520px){.login-wrap{padding:15px}.login{padding:32px 24px}.login-logo{max-width:225px}.login h1{font-size:28px}}
/* V1.0.3 — apresentação inspirada no Outlook */
:root{--border:#e5e5e9;--paper:#f8f9fb;--muted:#6a6872}
.top{height:62px;background:#241b20;border-bottom:3px solid #800020;padding:0 22px}
.top .brand{display:flex;align-items:center;gap:14px;font-style:normal}
.top .brand img{max-width:178px;max-height:40px;object-fit:contain}
.top .brand small{font-size:10px;letter-spacing:.13em;border-left:1px solid #6a525c;padding-left:14px;margin:0}
.account button{background:transparent;border:1px solid #755962;color:white;font-weight:400;padding:7px 14px}
.layout{grid-template-columns:246px minmax(300px,365px) minmax(350px,1fr);height:calc(100vh - 62px)}
.folders{background:#f6f4f5;padding:20px 12px}
.folders>.primary{border-radius:5px;font-weight:500;padding:12px;margin-bottom:24px}
.section-title{font-size:11px;font-weight:600;letter-spacing:.09em;color:#76636a;display:flex;align-items:center;justify-content:space-between;margin:12px 9px 9px}
.section-title a{color:#800020;font-size:23px;line-height:1;text-decoration:none}
.folder{display:flex;align-items:center;gap:10px;padding-top:10px;padding-bottom:10px;font-size:13px;color:#36323a;transition:background .12s}
.folder.active{background:#eadde2;color:#800020;font-weight:600;border-left:3px solid #800020}
.folder-icon{font-size:18px;color:#857980;line-height:.8}
.folder-tools{border-top:1px solid #e3dce0;margin:10px 7px 14px;padding-top:10px;font-size:12px}
.folder-tools summary{cursor:pointer;color:#800020;font-weight:600;padding:5px}
.folder-form{border-top:1px solid #e9e4e6;margin-top:10px;padding:12px 0;display:grid;gap:7px}
.folder-form input,.folder-form select{min-width:0;width:100%;font-size:12px}
.folder-form button{font-size:12px;white-space:normal}
.folder-form button.danger{color:#ad123e}
.mail-list{border-right:1px solid #dedee3}
.listhead{padding:20px 17px 15px}
.listhead h2{font:25px Georgia,serif;margin-bottom:14px}
.search{border-radius:5px;background:#f8f8fa}
.message-item{padding:14px 17px;line-height:1.5;border-bottom:1px solid #ecebf0}
.message-item.current{background:#f4e9ed;border-left:3px solid #800020;padding-left:14px}
.message-item.unread{border-left:3px solid #800020;padding-left:14px}
.message-item .from{font-size:13px}
.message-item .subject{margin-top:5px;font-size:13px}
.reading{background:#fff;padding:29px 34px}
.reading h1{font:30px Georgia,serif}
.reading .meta{padding-bottom:14px;border-bottom:1px solid #ece9eb}
.actions{padding:9px 0;gap:7px}
.actions button,.actions .btn{font-size:12px;padding:8px 12px;border-color:#e5dfe2}
.move-form{display:inline-flex;align-items:center;gap:6px}
.move-form select{min-width:135px;width:auto;font-size:12px;padding:8px}
.body-text{border-top:0;padding-top:18px;font-size:14px}
.compose{box-shadow:0 12px 35px #0000000b;border-radius:8px}
@media(max-width:1050px){.layout{grid-template-columns:200px minmax(240px,1fr)}.layout.read-mode{grid-template-columns:200px 1fr}}
@media(max-width:650px){.top .brand img{max-width:130px;max-height:32px}.top .brand small{display:none}.account span{max-width:120px;overflow:hidden;text-overflow:ellipsis}.folder-tools{display:none}}

/* V1.0.4 — Office-like layout and improved legibility (no external fonts) */
:root{--wine:#800020;--paper:#fff;--border:#e8e5e8;--ink:#29262c;--muted:#77727a}
.top{display:grid;grid-template-columns:minmax(230px,1fr) minmax(290px,560px) minmax(245px,1fr);gap:20px;background:#241b20;height:65px;padding:0 22px;border-bottom:2px solid #800020}
.top .brand img{width:160px;max-height:48px;object-fit:contain}
.top-search{display:flex;height:35px;align-items:stretch;align-self:center;background:#f9f8fa;border-radius:6px;overflow:hidden;min-width:0}
.top-search input[type=search]{border:0;outline:0;padding:7px 13px;min-width:0;width:100%;background:transparent;color:#29242a;font-size:13px}
.top-search button{border:0;background:transparent;color:#6a5b60;font-size:19px;padding:3px 13px}
.commandbar{display:flex;align-items:center;gap:7px;background:#fff;height:54px;border-bottom:1px solid var(--border);padding:7px 16px;font-size:12px}
.commandbar a{display:inline-flex;align-items:center;justify-content:center;padding:9px 14px;border-radius:5px;font-weight:500;white-space:nowrap}
.commandbar a:hover{background:#f5ecf0}
.commandbar .command-new{background:var(--wine);color:#fff;font-weight:600;margin-right:14px}
.commandbar .command-new:hover{background:#660019}
.layout{height:calc(100vh - 119px);grid-template-columns:235px minmax(350px,395px) minmax(360px,1fr);min-height:460px}
.folders{background:#faf9fa;padding:18px 12px}
.folders>.primary{display:none}
.section-title{margin:5px 9px 10px;color:#665e65}
.folder{padding:9px 10px;font-size:13px}
.folder-icon{width:19px;display:inline-flex;justify-content:center;opacity:.75}
.folder.active{background:#f2e5ea}
.folder-tools{margin-top:16px}
.mail-list{background:#fff}
.listhead{padding:23px 17px 14px;background:#fff}
.listhead h2{font-family:'Segoe UI',Arial,sans-serif;font-size:19px;font-weight:600;letter-spacing:-.02em;margin:0 0 7px}
.listhead .muted.small{margin:0 0 10px;color:#8c858b}
.message-item{padding:14px 16px;min-height:94px;background:#fff}
.message-item .from{font-size:13px;font-weight:500;line-height:1.35}
.message-item .from span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.message-item .message-date{font-size:10px;color:#8b838a;white-space:nowrap;font-weight:400}
.message-item .subject{font-size:13px;line-height:1.35;margin:7px 0 4px;font-weight:400}
.message-item.unread .subject,.message-item.unread .from{font-weight:650}
.message-item .snippet{min-height:16px;margin-top:3px}
.unread-dot{font-weight:600;color:#800020;font-size:10px}
.message-item:hover{background:#fbf5f7}
.message-item.current{background:#f5eaee}
.reading{padding:27px 34px;background:#fff}
.reading h1{font-family:'Segoe UI',Arial,sans-serif;font-size:24px;font-weight:600;letter-spacing:-.025em;margin:4px 0 17px}
.reading .meta{line-height:1.9;border-bottom:1px solid var(--border);padding-bottom:13px;font-size:12px}
.reading .meta strong{color:#45404a;font-weight:600}
.reading .actions{margin-top:14px;padding-bottom:13px;border-bottom:1px solid var(--border)}
.reading .actions .btn,.reading .actions button{border-color:transparent;background:#f7f5f7;padding:9px 12px}
.reading .actions button:hover,.reading .actions .btn:hover{background:#f1e7eb;border-color:#e2d0d6}
.body-text{font-family:'Segoe UI',Arial,sans-serif;line-height:1.65;font-size:14px;max-width:960px}
.empty-state{max-width:450px;margin:110px auto;text-align:center;padding:20px}
.empty-state .empty-glyph{font-size:58px;font-weight:200;line-height:1;color:#c7acb7;margin-bottom:24px}
.empty-state h1{font-size:21px;color:#474149;margin-bottom:10px}
.empty-state p{line-height:1.7}
@media(max-width:1200px){.top{grid-template-columns:215px 1fr 245px;gap:10px}.layout{grid-template-columns:215px minmax(310px,360px) minmax(300px,1fr)}}
@media(max-width:1050px){.layout{grid-template-columns:210px minmax(260px,1fr)}.layout.read-mode{grid-template-columns:210px minmax(260px,1fr)}.top{grid-template-columns:190px 1fr 180px}.top-search{min-width:0}.account span{max-width:110px;overflow:hidden;text-overflow:ellipsis}}
@media(max-width:650px){.top{grid-template-columns:1fr auto;height:61px}.top-search{display:none}.commandbar{height:50px;overflow-x:auto;padding:6px 10px}.commandbar a{padding:8px}.layout{height:calc(100vh - 111px)}.layout.read-mode .reading{height:calc(100vh - 111px)}.mail-list{height:calc(100vh - 111px)}.reading{padding:20px}.empty-state{margin:30px auto}.account span{display:none}}