:root{--orange:#EB7604;--navy:#123455;--ink:#1f2328;--muted:#66717c;--line:#e1e5e9;--soft:#f5f6f7;--hover:#f3f5f7;--selected:#eef4f8;--white:#fff;--danger:#b42318}*{box-sizing:border-box}html,body{height:100%}body{margin:0;font-family:Aptos,"Segoe UI",Arial,sans-serif;color:var(--ink);background:#fff}a{text-decoration:none;color:inherit}button,input,textarea{font:inherit}.app-body{overflow:hidden;background:#fff}.appbar{height:58px;border-bottom:1px solid #d8dde2;display:grid;grid-template-columns:224px minmax(320px,680px) 1fr;align-items:center;background:#fff;position:relative;z-index:20}.appbar-brand{height:100%;display:flex;align-items:center;gap:10px;padding:0 14px}.brand-mark{width:34px;height:34px;display:grid;place-items:center;background:var(--orange);color:#fff;font-size:13px;font-weight:800;border-radius:4px}.brand-word strong,.brand-word span{display:block}.brand-word strong{font-size:17px;color:var(--navy);line-height:1}.brand-word span{font-size:8px;letter-spacing:.19em;color:#6d7882;margin-top:4px}.global-search{height:34px;max-width:650px;display:flex;align-items:center;background:#f1f3f5;border:1px solid transparent;border-radius:3px;overflow:hidden}.global-search:focus-within{background:#fff;border-color:#aeb8c2}.search-icon{padding-left:12px;color:#66717c}.global-search input{height:100%;flex:1;border:0;background:transparent;outline:0;padding:0 10px}.global-search button{height:100%;border:0;border-left:1px solid #d6dce1;background:#fff;padding:0 13px;cursor:pointer;color:#46525d}.appbar-actions{justify-self:end;display:flex;align-items:center;gap:16px;padding-right:18px;font-size:12px}.icon-link{color:var(--orange);font-weight:700}.workspace{height:calc(100vh - 58px);display:grid;grid-template-columns:224px 430px minmax(0,1fr);min-width:0}.folderbar{background:#f7f8f9;border-right:1px solid #dde2e6;display:flex;flex-direction:column;padding:12px 10px 10px;min-height:0}.new-mail{height:40px;display:flex;align-items:center;gap:7px;background:var(--orange);color:#fff;font-weight:700;padding:0 14px;border-radius:3px;margin-bottom:18px}.new-mail:hover{filter:brightness(.97)}.folder-section-title{font-size:11px;color:#7c8791;text-transform:uppercase;letter-spacing:.08em;padding:0 10px 7px}.folders{overflow:auto}.folder-link{height:36px;display:flex;align-items:center;gap:10px;padding:0 10px;border-radius:3px;font-size:13px;color:#29343e}.folder-link:hover{background:#eceff2}.folder-link.active{background:#e3e9ee;color:#102f48;font-weight:700}.folder-icon{width:18px;text-align:center;color:#65717c}.folder-user{margin-top:auto;border-top:1px solid #e0e4e8;padding:12px 10px 4px;display:grid;gap:2px;font-size:10px;color:#7b8791}.folder-user strong{font-size:11px;color:#33414d;overflow:hidden;text-overflow:ellipsis}.message-pane{border-right:1px solid #d9dee3;min-width:0;background:#fff;display:flex;flex-direction:column}.pane-header{min-height:78px;padding:16px 18px 12px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #e2e6ea}.pane-header h1{font-size:23px;font-weight:650;margin:0 0 3px;color:#17212b}.pane-header span{font-size:11px;color:#7b8791}.pane-tools{display:flex}.tool-btn{width:32px;height:32px;border:1px solid #d7dde2;background:#fff;border-radius:3px;cursor:pointer;font-size:17px;color:#4b5965}.list-toolbar{height:38px;border-bottom:1px solid #e5e8eb;display:flex;align-items:center;padding:0 12px;gap:12px;font-size:11px;color:#5d6872}.list-toolbar label{display:flex;align-items:center;gap:6px}.toolbar-spacer{flex:1}.text-tool{border:0;background:transparent;color:#4b5965;cursor:pointer;padding:6px}.text-tool:hover{text-decoration:underline}.message-list{overflow:auto;min-height:0;flex:1}.message-row{min-height:82px;border-bottom:1px solid #edf0f2;display:grid;grid-template-columns:28px 25px 1fr;align-items:start;padding:10px 11px 9px 8px;position:relative;background:#fff}.message-row:hover{background:var(--hover)}.message-row.selected{background:var(--selected);box-shadow:inset 3px 0 0 var(--orange)}.message-row.unread .from,.message-row.unread .subject{font-weight:750;color:#18212a}.message-row.unread:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange);position:absolute;left:3px;top:17px}.row-select{padding-top:2px;text-align:center}.row-select input{width:14px;height:14px}.star-btn{border:0;background:transparent;font-size:20px;line-height:18px;color:#8a949d;cursor:pointer;padding:0}.star-btn.on{color:var(--orange)}.message-open{border:0;background:transparent;text-align:left;padding:0;min-width:0;cursor:pointer;color:inherit}.message-line{display:flex;gap:8px;align-items:center;min-width:0}.from{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1;font-weight:560}.message-line time{font-size:10px;color:#7a858e;white-space:nowrap}.subject{font-size:12px;margin-top:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.preview-line{font-size:11px;color:#7b858e;margin-top:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.empty-list{display:grid;place-items:center;text-align:center;gap:4px;padding:50px 20px;color:#7a858e}.empty-list strong{color:#44515c}.reading-pane{background:#fff;overflow:auto;min-width:0;position:relative}.reading-empty{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:#89939c;padding:30px}.reading-empty strong{color:#59656f;font-size:14px;margin-bottom:5px}.reading-empty span{font-size:12px}.mail-glyph{font-size:34px;margin-bottom:16px;color:#a7b0b8}.reader-loading{height:100%;display:flex;align-items:center;justify-content:center;gap:10px;color:#707b85;font-size:13px}.spinner{width:16px;height:16px;border:2px solid #dbe0e4;border-top-color:var(--orange);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.reader-shell{min-height:100%;background:#fff}.reader-toolbar{height:48px;border-bottom:1px solid #e2e6ea;display:flex;align-items:center;gap:6px;padding:0 18px;position:sticky;top:0;background:#fff;z-index:5}.reader-toolbar span{flex:1}.reader-toolbar button{border:0;background:transparent;padding:7px 9px;border-radius:2px;font-size:12px;color:#384651;cursor:pointer}.reader-toolbar button:hover{background:#f0f2f4}.reader-toolbar .danger{color:var(--danger)}.reader-head{padding:24px 30px 18px;border-bottom:1px solid #edf0f2}.reader-head h2{font-size:23px;line-height:1.25;margin:0 0 19px;font-weight:600;color:#20262b}.sender-row{display:grid;grid-template-columns:38px 1fr auto;gap:11px;align-items:center}.avatar{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:#e8edf1;color:#29455a;font-weight:700}.sender-meta{display:grid;min-width:0}.sender-meta strong{font-size:12px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sender-meta span,.sender-row time{font-size:10px;color:#7a858e}.attachments{display:flex;gap:8px;flex-wrap:wrap;padding:14px 30px;border-bottom:1px solid #edf0f2}.attachment{display:flex;align-items:center;gap:8px;border:1px solid #dce2e6;background:#fafbfc;padding:8px 10px;border-radius:3px;min-width:190px}.attachment div{display:grid}.attachment strong{font-size:11px}.attachment small{font-size:9px;color:#7b858e;margin-top:2px}.mail-content{padding:28px 30px 50px;font-family:Arial,sans-serif;font-size:14px;line-height:1.55;color:#222;overflow-wrap:anywhere}.mail-content img{max-width:100%;height:auto}.remote-image{display:inline-block;padding:4px 6px;background:#f2f3f4;border:1px solid #e0e3e5;font-size:10px;color:#6f7880}.reader-error{padding:22px;color:#9b2c2c}.pane-alert{margin:10px}.alert,.success{padding:10px 12px;border-radius:3px;margin:10px 0;font-size:12px}.alert{background:#fff1f0;border:1px solid #f0c7c3;color:#8f2a20}.success{background:#eef8f0;border:1px solid #cbe3cf;color:#2d6a36}
/* Login */.login-body{min-height:100vh;background:#eef1f3}.login-wrap{min-height:100vh;display:grid;grid-template-columns:minmax(420px,560px) 1fr}.login-card{background:#fff;padding:8vh 70px;display:flex;flex-direction:column;justify-content:center}.brand{display:flex;align-items:center;gap:12px;margin-bottom:52px}.brand strong,.brand span{display:block}.brand strong{font-size:20px;color:var(--navy)}.brand span{font-size:9px;letter-spacing:.2em;color:#71808c}.login-card h1{font-size:34px;margin:0;color:var(--navy)}.login-card p{color:#66737e}.login-card label{display:block;font-size:12px;font-weight:700;margin:20px 0 6px}.login-card input{width:100%;border:1px solid #cfd6dc;border-radius:3px;padding:12px;outline:none}.login-card input:focus{border-color:#8d9eaa;box-shadow:0 0 0 2px #edf1f4}.password-row{display:flex}.password-row input{border-radius:3px 0 0 3px}.password-row button{border:1px solid #cfd6dc;border-left:0;background:#f5f6f7;padding:0 14px;border-radius:0 3px 3px 0}.btn-primary{width:100%;margin-top:26px;border:0;border-radius:3px;padding:13px;background:var(--orange);color:#fff;font-weight:700;cursor:pointer}.login-foot{margin-top:28px;font-size:11px;color:#8b949c}.login-panel{background:var(--navy);color:#fff;padding:8vw;display:flex;align-items:flex-end}.login-panel h2{font-size:50px;line-height:1.05;margin:12px 0}.login-panel p{color:#d9e2e9}.eyebrow{font-size:10px;letter-spacing:.17em;font-weight:800;color:var(--orange)}
/* Compose */.compose-body{background:#f3f4f5;min-height:100vh}.compose-top{height:54px;background:#fff;border-bottom:1px solid #dce1e5;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:0 18px;font-size:12px}.compose-top strong{font-size:14px}.compose-top span{text-align:right;color:#6e7982}.back-link{color:#425360}.compose-shell{max-width:1000px;margin:26px auto;padding:0 18px}.outlook-compose{background:#fff;border:1px solid #dce1e5;min-height:650px}.compose-actions{height:48px;border-bottom:1px solid #e2e6e9;display:flex;align-items:center;gap:15px;padding:0 14px}.send-btn{border:0;background:var(--orange);color:#fff;border-radius:3px;padding:8px 16px;font-weight:700;cursor:pointer}.compose-actions a{font-size:12px;color:#68737d}.field-row{min-height:43px;border-bottom:1px solid #edf0f2;display:grid;grid-template-columns:82px 1fr;align-items:center}.field-row label{padding-left:16px;font-size:11px;color:#66717b}.field-row input{height:42px;border:0;outline:0;padding:0 10px}.subject-row input{font-weight:600}.editor{width:100%;height:500px;border:0;resize:vertical;outline:0;padding:22px;font-family:Aptos,"Segoe UI",Arial,sans-serif;font-size:14px;line-height:1.55}
@media(max-width:1050px){.workspace{grid-template-columns:190px 380px minmax(0,1fr)}.appbar{grid-template-columns:190px minmax(260px,1fr) auto}.account-email{display:none}}
@media(max-width:820px){.workspace{grid-template-columns:72px 360px minmax(0,1fr)}.appbar{grid-template-columns:72px 1fr auto}.brand-word,.folder-section-title,.folder-link span:not(.folder-icon),.folder-user{display:none}.folderbar{padding:12px 8px}.new-mail{justify-content:center;padding:0;font-size:0}.new-mail span{font-size:22px}.folder-link{justify-content:center;padding:0}.folder-icon{font-size:16px}.global-search button{display:none}}
@media(max-width:680px){.appbar{grid-template-columns:58px 1fr 45px}.appbar-actions .icon-link{font-size:0}.appbar-actions .icon-link:after{content:'↪';font-size:18px}.global-search{margin-right:8px}.workspace{display:block}.folderbar{display:none}.message-pane{height:calc(100vh - 58px);border:0}.reading-pane{position:fixed;inset:58px 0 0;background:#fff;z-index:30;transform:translateX(100%);transition:transform .18s ease}.reading-pane.mobile-open{transform:translateX(0)}.reader-toolbar:before{content:'←';font-size:18px;cursor:pointer}.reader-toolbar{padding-left:12px}.reader-head,.mail-content{padding-left:18px;padding-right:18px}.attachments{padding-left:18px;padding-right:18px}.compose-top{grid-template-columns:1fr auto}.compose-top span{display:none}.compose-shell{margin:0;padding:0}.outlook-compose{border:0;min-height:calc(100vh - 54px)}.field-row{grid-template-columns:65px 1fr}.editor{height:calc(100vh - 260px)}}

/* =========================
   V3.1 PROFESSIONAL POLISH
   ========================= */
.appbar-v31{height:60px;grid-template-columns:168px 190px minmax(320px,650px) 1fr;padding:0 12px 0 8px;box-shadow:0 1px 0 rgba(18,52,85,.03)}
.compact-brand{padding:0 6px 0 4px;gap:8px;min-width:0}.brand-logo-main{width:92px;max-width:92px;height:38px;object-fit:contain;object-position:left center}.brand-product{font-size:9px;letter-spacing:.18em;color:#78838d;border-left:1px solid #dfe3e7;padding-left:9px;white-space:nowrap}.top-switch{height:100%;display:flex;align-items:center;gap:2px}.top-switch a{height:36px;display:flex;align-items:center;gap:7px;padding:0 12px;border-radius:3px;color:#42515e;font-size:12px;font-weight:600}.top-switch a:hover{background:#f3f5f6}.top-switch a.active{background:#eaf0f4;color:var(--navy)}.nav-icon{font-size:13px;color:#667681}.global-search-v31{width:100%;justify-self:center}.polished-actions{gap:12px;white-space:nowrap}.polished-actions>a{height:30px;display:flex;align-items:center;padding:0 7px;border-radius:3px;color:#495865}.polished-actions>a:hover{background:#f3f5f6}.polished-actions .icon-link{color:#c45f00}.account-email{max-width:180px;overflow:hidden;text-overflow:ellipsis;color:#586672;border-left:1px solid #e1e5e8;padding-left:12px}
.workspace-v31{height:calc(100vh - 60px);grid-template-columns:238px 455px minmax(0,1fr)}
.folderbar{padding:13px 11px 10px}.new-mail{height:42px;margin-bottom:14px}.folder-group{margin-bottom:5px}.folder-group-toggle{width:100%;height:30px;border:0;background:transparent;display:flex;align-items:center;gap:6px;padding:0 7px;color:#73808a;cursor:pointer;text-transform:uppercase;letter-spacing:.055em;font-size:10px}.folder-group-toggle strong{font-weight:700}.folder-group-toggle small{margin-left:auto;font-size:9px;color:#9aa3aa}.folder-group-toggle .chevron{font-size:12px;transition:transform .14s ease}.folder-group:not(.open) .chevron{transform:rotate(-90deg)}.folder-group:not(.open) .folder-group-items{display:none}.folder-link{height:34px;padding:0 9px;font-size:12px}.custom-folder-list .folder-link{padding-left:13px}.folder-user{background:#f7f8f9}.pane-header{min-height:72px;padding:14px 16px 10px}.pane-header h1{font-size:21px}.message-row{min-height:76px;padding-top:9px;padding-bottom:8px}.reading-empty{background:#fbfcfd}.reading-pane{background:#fff}
.calendar-top-title{font-size:12px;font-weight:700;color:#5c6974;align-self:center}.calendar-shell-v31{max-width:1480px;margin:0 auto;padding:22px 28px 48px}.calendar-toolbar-v31{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:14px}.calendar-title-block h1{margin:0;color:#1c2730;font-size:25px;font-weight:650;text-transform:none}.calendar-owner-line{font-size:11px;color:#71808a;margin-top:5px;display:flex;align-items:center;gap:8px}.permission-pill{background:#eef2f5;border:1px solid #dce2e7;color:#596670;padding:2px 6px;border-radius:10px;font-size:9px}.calendar-actions-v31{display:flex;align-items:flex-end;gap:8px}.calendar-picker{display:grid;gap:4px;font-size:9px;text-transform:uppercase;letter-spacing:.06em;color:#7b8790}.calendar-picker select{height:34px;min-width:235px;border:1px solid #d8dee3;background:#fff;border-radius:3px;padding:0 28px 0 9px;color:#31404b;font-size:11px;text-transform:none;letter-spacing:0}.secondary-btn{height:34px;border:1px solid #d4dbe0;background:#fff;color:#394955;border-radius:3px;padding:0 13px;font-size:11px;cursor:pointer}.secondary-btn:hover{background:#f5f7f8}.calendar-nav{display:flex;height:34px}.calendar-nav a{height:34px;min-width:34px;border:1px solid #d7dde2;border-right:0;background:#fff;display:grid;place-items:center;padding:0 10px;font-size:11px}.calendar-nav a:first-child{border-radius:3px 0 0 3px}.calendar-nav a:last-child{border-right:1px solid #d7dde2;border-radius:0 3px 3px 0}.calendar-card{background:#fff;border:1px solid #dce2e6}.calendar-weekdays{border-bottom:1px solid #dfe4e8}.calendar-weekdays div{height:34px;display:flex;align-items:center;padding-left:9px;font-size:10px;font-weight:700;color:#62707a;text-transform:uppercase}.calendar-grid{border:0}.calendar-day{min-height:132px;border-color:#e1e5e8}.calendar-day:hover{background:#fafbfc}.calendar-day.today{box-shadow:inset 0 3px 0 var(--orange)}.day-number{font-size:11px;font-weight:650;padding:7px 8px}.cal-event{margin:2px 5px;padding:5px 7px;background:#edf3f7;border-left:3px solid var(--navy);border-radius:2px;display:flex;gap:4px;align-items:flex-start}.cal-event>div{min-width:0;flex:1}.cal-event strong{display:block;font-size:10px;line-height:1.25;color:#1e3445;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cal-event small{display:block;font-size:9px;color:#6c7881;margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cal-event form{margin:0}.cal-event button{border:0;background:transparent;color:#89939b;cursor:pointer;padding:0 2px}.share-dialog{width:min(680px,94vw)}.share-dialog .dialog-head>div{display:grid;gap:3px}.share-dialog .dialog-head small{font-size:10px;font-weight:400;color:#7a858e}.share-form-row{display:grid;grid-template-columns:1fr 210px;gap:12px}.share-form-row select{height:38px;border:1px solid #ccd4da;border-radius:3px;padding:0 8px;background:#fff}.share-list{border-top:1px solid #e4e8eb;margin-top:18px;padding-top:14px;display:grid;gap:4px}.share-list>strong{font-size:11px;color:#53616c;margin-bottom:4px}.share-person{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 0;border-bottom:1px solid #edf0f2}.share-person>div{display:grid;gap:2px}.share-person b{font-size:11px}.share-person span{font-size:9px;color:#7c8790}.text-danger{border:0;background:transparent;color:#a53b32;font-size:10px;cursor:pointer}
@media(max-width:1180px){.appbar-v31{grid-template-columns:150px 150px minmax(260px,1fr) auto}.top-switch a{padding:0 8px}.account-email{display:none}.workspace-v31{grid-template-columns:210px 400px minmax(0,1fr)}}
@media(max-width:850px){.appbar-v31{grid-template-columns:130px 1fr auto}.top-switch{display:none}.global-search-v31{grid-column:2}.polished-actions .settings-link span,.polished-actions .account-email{display:none}.workspace-v31{grid-template-columns:190px minmax(0,1fr)}.reading-pane{display:none}.calendar-shell-v31{padding:14px}.calendar-toolbar-v31{align-items:stretch;flex-direction:column}.calendar-actions-v31{align-items:stretch;flex-wrap:wrap}.calendar-picker{flex:1}.calendar-picker select{width:100%;min-width:180px}.calendar-day{min-height:100px}.share-form-row{grid-template-columns:1fr}}
@media(max-width:620px){.appbar-v31{grid-template-columns:110px 1fr;height:56px;padding-right:6px}.global-search-v31{display:none}.polished-actions{grid-column:2}.brand-logo-main{width:78px}.brand-product{display:none}.workspace-v31{height:calc(100vh - 56px);display:block}.folderbar{display:none}.message-pane{height:100%;border-right:0}.calendar-bar .calendar-top-title{display:none}.calendar-bar{grid-template-columns:110px 1fr}.calendar-actions-v31{display:grid;grid-template-columns:1fr 1fr}.calendar-picker{grid-column:1/-1}.calendar-nav{grid-column:1/-1}.calendar-grid{min-width:760px}.calendar-card{overflow:auto}.calendar-shell-v31{padding:10px}.calendar-title-block h1{font-size:22px}}
.compose-appbar,.settings-appbar{grid-template-columns:168px 190px 1fr auto}.compose-title-top,.settings-title-top{font-size:12px;font-weight:700;color:#5b6974}.compose-shell{margin-top:20px}.settings-shell{margin-top:0}.settings-body,.compose-body{background:#f4f6f7}
@media(max-width:850px){.compose-appbar,.settings-appbar{grid-template-columns:130px 1fr auto}.compose-title-top,.settings-title-top{display:none}}