:root{--canvas:#f7f8fc;--surface:#fff;--border:#e7eaf0;--border-strong:#d8dde6;--text:#1f2430;--muted:#6d7584;--primary:#246bfd;--primary-hover:#1557d8;--primary-soft:#e7efff;--danger:#c3322b;--shadow:0 12px 40px rgba(27,39,64,.12);--sidebar:248px;--topbar:72px;--radius:20px}*{box-sizing:border-box}html,body{height:100%;margin:0}body{overflow:hidden;background:var(--canvas);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.45}.hidden{display:none!important}.mobile-only{display:none!important}
.login-shell{height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 10% 15%,rgba(60,126,255,.18),transparent 28%),radial-gradient(circle at 88% 88%,rgba(118,87,255,.14),transparent 30%),linear-gradient(145deg,#f9fbff,#f4f6fb)}.login-card{width:min(440px,100%);display:grid;gap:13px;padding:42px 40px 36px;background:rgba(255,255,255,.94);border:1px solid rgba(255,255,255,.8);border-radius:28px;box-shadow:0 28px 90px rgba(31,50,86,.14);backdrop-filter:blur(18px)}.login-logo,.brand-icon{display:grid;place-items:center;color:#fff;font-weight:800;background:linear-gradient(140deg,#4385ff,#5751dc);box-shadow:0 8px 22px rgba(50,102,230,.25)}.login-logo{width:62px;height:62px;margin:0 auto 4px;border-radius:19px;font-size:29px}.login-card h1{margin:0;text-align:center;font-size:28px;letter-spacing:-.5px}.login-card>p{margin:-5px 0 13px;text-align:center;color:var(--muted)}.login-card label,.settings-form label,.small-modal-card label{margin-top:4px;color:#4f5868;font-size:12px;font-weight:700}.login-card input,.settings-form input,.settings-form textarea,.small-modal-card input,.small-modal-card textarea,.inline-form input,.contact-search input{width:100%;padding:12px 14px;color:var(--text);background:#fff;border:1px solid var(--border-strong);border-radius:12px;outline:0;transition:border .15s,box-shadow .15s}.login-card input:focus,.settings-form input:focus,.settings-form textarea:focus,.small-modal-card input:focus,.small-modal-card textarea:focus,.inline-form input:focus,.contact-search input:focus{border-color:#75a1ff;box-shadow:0 0 0 3px rgba(36,107,253,.1)}.login-card small{display:flex;align-items:center;justify-content:center;gap:7px;margin-top:6px;color:#818998}.secure-dot{width:7px;height:7px;border-radius:50%;background:#24a36a;box-shadow:0 0 0 3px rgba(36,163,106,.12)}.form-alert,.notice{padding:11px 13px;border-radius:12px;font-size:13px}.form-alert{color:#8c1d18;background:#fff0ee;border:1px solid #f4cbc7}.notice.warning{color:#745200;background:#fff5dd;border:1px solid #f2d184}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:9px 16px;border:1px solid transparent;border-radius:10px;font-weight:650;transition:.15s}.btn-primary{color:#fff;background:var(--primary);box-shadow:0 5px 13px rgba(36,107,253,.19)}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px)}.btn-light{color:#3f4858;background:#fff;border-color:#dce1e9}.btn-light:hover{background:#f6f8fb}.btn-block{width:100%}.danger{color:var(--danger)!important}.icon-btn{width:40px;height:40px;display:inline-grid;place-items:center;color:#596171;background:transparent;border:0;border-radius:50%;font-size:19px}.icon-btn:hover{color:#242a35;background:#e9edf4}.text-btn{padding:6px 7px;color:#606978;background:transparent;border:0}.text-btn:hover{color:var(--primary)}
.app-shell{height:100vh}.topbar{height:var(--topbar);display:grid;grid-template-columns:var(--sidebar) minmax(280px,720px) 1fr;align-items:center;gap:16px;padding:10px 20px 10px 12px;background:var(--canvas)}.topbar-left{display:flex;align-items:center;gap:7px}.menu-button{display:inline-grid}.brand{min-width:0;display:flex;align-items:center;gap:10px}.brand-icon{width:38px;height:38px;border-radius:12px;font-size:18px}.brand strong{overflow:hidden;color:#343a46;font-size:19px;font-weight:680;letter-spacing:-.25px;text-overflow:ellipsis;white-space:nowrap}.search-box{height:50px;display:flex;align-items:center;gap:9px;padding:0 13px;background:#edf2fa;border:1px solid transparent;border-radius:15px;transition:.18s}.search-box:focus-within{background:#fff;border-color:#e5e8ef;box-shadow:0 5px 20px rgba(34,47,70,.1)}.search-icon{color:#606978;font-size:22px}.search-box input{min-width:0;flex:1;color:#202632;background:transparent;border:0;outline:0;font-size:14px}.search-box input::placeholder{color:#7f8795}.search-shortcut{min-width:22px;padding:2px 6px;color:#8b93a1;background:rgba(255,255,255,.75);border:1px solid #dfe4eb;border-radius:6px;font:11px inherit;text-align:center}.topbar-actions{justify-self:end;display:flex;align-items:center;gap:5px}.avatar{width:39px;height:39px;display:grid;place-items:center;color:#fff;background:linear-gradient(140deg,#7357d8,#9857bd);border:3px solid #fff;border-radius:50%;box-shadow:0 2px 9px rgba(48,39,96,.2);font-weight:750}.workspace{height:calc(100vh - var(--topbar));min-height:0;display:grid;grid-template-columns:var(--sidebar) 1fr}.sidebar{min-height:0;display:flex;flex-direction:column;padding:3px 12px 16px;background:var(--canvas)}.compose-button{align-self:flex-start;min-width:142px;display:flex;align-items:center;gap:12px;margin:2px 0 18px;padding:15px 20px;color:#12305e;background:#d9e6ff;border:0;border-radius:16px;box-shadow:0 3px 12px rgba(48,77,125,.08);font-size:14px;transition:.18s}.compose-button span{font-size:23px;line-height:1}.compose-button b{font-weight:680}.compose-button:hover{background:#ccddff;box-shadow:0 7px 18px rgba(48,77,125,.14);transform:translateY(-1px)}.folder-nav,.utility-nav{display:grid;gap:2px;overflow:auto}.folder-nav{padding-bottom:5px}.nav-item{min-width:0;min-height:38px;display:flex;align-items:center;gap:15px;padding:8px 14px;color:#4b5361;background:transparent;border:0;border-radius:10px;text-align:left}.nav-item span:first-child{width:20px;color:#687182;font-size:16px;text-align:center}.nav-item span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.nav-item:hover{background:#eceff5}.nav-item.active{color:#174994;background:var(--primary-soft);font-weight:700}.nav-item.active span:first-child{color:#246bfd}.sidebar-divider{height:1px;margin:10px 13px;background:#e1e5eb}.sidebar-account{margin-top:auto;padding-top:11px;border-top:1px solid #e1e5eb}.account-email{overflow:hidden;padding:0 14px 8px;color:#858d9a;font-size:11px;text-overflow:ellipsis;white-space:nowrap}
.content{min-width:0;min-height:0;padding:0 14px 14px 0}.mail-view,.page-view{height:100%;overflow:hidden;background:#fff;border:1px solid #eaedf2;border-radius:var(--radius);box-shadow:0 2px 12px rgba(35,48,70,.035)}.mail-toolbar{height:64px;display:flex;align-items:center;justify-content:space-between;padding:0 19px;border-bottom:1px solid var(--border)}.toolbar-title{display:flex;align-items:center;gap:7px}.toolbar-title>div{display:grid}.toolbar-title strong{font-size:17px}.toolbar-title small{margin-top:2px;color:var(--muted);font-size:11px}.filter-group{display:flex;gap:7px;color:#5e6675;font-size:12px}.filter-pill{display:flex;align-items:center;gap:6px;padding:6px 10px;border:1px solid #e2e6ed;border-radius:999px}.filter-pill:hover{background:#f7f9fc}.filter-pill input{width:14px;height:14px;margin:0;accent-color:var(--primary)}.mail-grid{height:calc(100% - 64px);min-height:0;display:grid;grid-template-columns:minmax(340px,39%) 1fr}.message-pane{position:relative;min-height:0;display:flex;flex-direction:column;border-right:1px solid var(--border)}.message-list{min-height:0;flex:1;overflow:auto;scrollbar-width:thin;scrollbar-color:#cfd5df transparent}.message-row{width:100%;display:grid;grid-template-columns:30px 1fr;gap:7px;padding:12px 13px;color:inherit;background:#fff;border:0;border-bottom:1px solid #edf0f4;text-align:left;transition:.13s}.message-row:hover{background:#f6f8fc}.message-row.selected{background:#eef3ff;box-shadow:inset 3px 0 0 var(--primary)}.message-row.unread{background:#f3f7ff}.message-row.unread:hover{background:#ebf2ff}.message-row.unread .sender,.message-row.unread .subject{color:#1d2736;font-weight:750}.row-star{align-self:start;padding:0;color:#a3aab6;background:transparent;border:0;font-size:20px;line-height:1}.row-star.starred{color:#f2b705}.row-content{min-width:0}.row-line{display:flex;align-items:baseline;justify-content:space-between;gap:10px}.sender{max-width:67%;overflow:hidden;color:#3e4654;font-size:13px;text-overflow:ellipsis;white-space:nowrap}.row-date{color:#848c99;font-size:10px;white-space:nowrap}.subject{overflow:hidden;margin-top:4px;color:#515a68;font-size:13px;text-overflow:ellipsis;white-space:nowrap}.row-size{margin-top:5px;color:#a0a6b1;font-size:9px}.pagination{height:49px;display:flex;align-items:center;justify-content:center;gap:12px;color:#747d8b;background:#fff;border-top:1px solid var(--border);font-size:11px}.pagination .icon-btn{width:31px;height:31px}.loading-state,.empty-state{position:absolute;inset:0 0 49px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;padding:24px;color:#818a98;background:rgba(255,255,255,.94);text-align:center}.empty-state div{font-size:44px;opacity:.65}.empty-state strong{color:#4f5867}.spinner{width:25px;height:25px;border:3px solid #dbe3ee;border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}
.reader-pane{min-width:0;overflow:auto;padding:25px 34px;background:#fff;scrollbar-width:thin}.reader-pane.empty-reader{display:grid;place-items:center;background:linear-gradient(180deg,#fff,#fcfdff)}.reader-placeholder{max-width:330px;color:#8b94a2;text-align:center}.reader-placeholder div{font-size:58px;opacity:.32}.reader-placeholder h2{margin:8px 0 5px;color:#4d5665;font-size:21px}.reader-placeholder p{margin:0;font-size:13px}.reader-toolbar{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:7px}.reader-toolbar .btn,.select-control{min-height:36px;padding:7px 12px;border-radius:9px;font-size:12px}.select-control{color:#3f4858;background:#fff;border:1px solid #dce1e9}.reader-head{display:flex;align-items:flex-start;gap:13px;margin:26px 0 18px}.reader-head h1{flex:1;margin:0;color:#202733;font-size:26px;font-weight:590;line-height:1.25;word-break:break-word}.star-button{padding:0;color:#929aa7;background:transparent;border:0;font-size:27px}.star-button.starred{color:#f2b705}.message-meta{display:flex;gap:12px;padding-bottom:20px;border-bottom:1px solid #edf0f4}.sender-avatar{width:43px;height:43px;flex:0 0 auto;display:grid;place-items:center;color:#315d91;background:#e5effd;border-radius:50%;font-weight:700}.message-meta-main{min-width:0;flex:1}.message-meta-main>div{display:flex;justify-content:space-between;gap:15px}.message-meta-main strong{font-size:13px;word-break:break-word}.message-meta-main time{color:#858d9a;font-size:11px;white-space:nowrap}.message-meta-main small{display:block;margin-top:3px;color:#7a8391;font-size:11px;word-break:break-word}.message-body{min-height:160px;margin:27px 0 10px;color:#2d333c;font:14px/1.75 inherit;white-space:pre-wrap;word-break:break-word}.attachment-section{margin-top:25px;padding-top:16px;border-top:1px solid #edf0f4}.attachment-section h3{margin:0 0 10px;font-size:14px}.attachment-list{display:flex;flex-wrap:wrap;gap:9px}.attachment-chip{padding:9px 12px;color:#2b5f9e;background:#fafcff;border:1px solid #dce2e9;border-radius:10px;font-size:12px;text-decoration:none}.reader-bottom-actions{display:flex;gap:8px;margin-top:28px}
.page-view{overflow:auto;padding:32px;background:#fdfefe}.page-header{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:23px}.page-header h1{margin:0;font-size:27px}.page-header p{margin:5px 0 0;color:var(--muted)}.content-card{margin-bottom:18px;padding:20px;background:#fff;border:1px solid #e4e8ee;border-radius:16px;box-shadow:0 5px 18px rgba(28,39,55,.04)}.contact-search{display:flex;gap:8px;margin-bottom:19px}.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(245px,1fr));gap:12px}.contact-card{min-width:0;padding:16px;border:1px solid #e3e7ed;border-radius:14px}.contact-card:hover{border-color:#cfd7e4;box-shadow:0 7px 20px rgba(38,53,78,.07)}.contact-card-head{display:flex;align-items:center;gap:10px}.contact-avatar{width:39px;height:39px;display:grid;place-items:center;color:#31577f;background:#e5eefb;border-radius:50%;font-weight:700}.contact-card b,.contact-card a,.contact-card span{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.contact-card a{margin-top:8px;color:#2f69aa;font-size:12px;text-decoration:none}.contact-card span{margin-top:4px;color:#87909d;font-size:11px}.contact-actions{display:flex;gap:6px;margin-top:13px}.contact-actions button{padding:6px 10px;font-size:11px}.settings-form{max-width:760px;display:grid;gap:10px}.settings-form textarea{min-height:170px;resize:vertical;line-height:1.5}.settings-form>div{margin-top:6px}.inline-form{display:grid;grid-template-columns:1fr 1fr auto;align-items:center;gap:10px}.table-card{overflow:hidden;padding:0}.table-head,.table-row{display:grid;grid-template-columns:1fr auto;align-items:center;gap:20px;padding:12px 16px}.table-head{color:#667085;background:#f8fafc;border-bottom:1px solid #e7ebef;font-size:12px}.table-row{border-bottom:1px solid #edf0f3;font-size:13px}.table-row:last-child{border-bottom:0}.table-actions{display:flex;gap:7px}.table-actions .btn{padding:6px 10px;font-size:11px}
.modal{position:fixed;z-index:50;inset:0;display:flex;align-items:flex-end;justify-content:flex-end;padding:24px;background:rgba(23,31,45,.34);backdrop-filter:blur(2px)}.compose-window{width:min(700px,calc(100vw - 48px));height:min(680px,calc(100vh - 76px));display:flex;flex-direction:column;overflow:hidden;background:#fff;border-radius:16px;box-shadow:0 28px 80px rgba(15,24,40,.28)}.compose-window.minimized{width:440px;height:52px}.compose-header{height:52px;display:flex;align-items:center;justify-content:space-between;padding:0 13px 0 17px;color:#253147;background:#eaf1ff}.compose-header>div{display:flex}.compose-recipient-row{display:flex;align-items:center;border-bottom:1px solid #edf0f3}.compose-recipient-row input{flex:1;border-bottom:0}.compose-window>input,.compose-recipient-row input{padding:12px 16px;background:#fff;border:0;border-bottom:1px solid #edf0f3;outline:0}.compose-window textarea{flex:1;padding:17px 16px;border:0;outline:0;resize:none;line-height:1.6}.compose-file-list{max-height:80px;overflow:auto;padding:8px 13px;color:#657080;border-top:1px solid #edf0f3;font-size:11px}.compose-file{display:inline-block;margin:2px;padding:5px 8px;border:1px solid #e0e5eb;border-radius:999px}.compose-footer{display:flex;align-items:center;justify-content:space-between;padding:11px 13px;border-top:1px solid #edf0f3}.compose-footer-left,.compose-footer-right{display:flex;align-items:center;gap:7px}.send-btn{min-width:84px}.attach-button{width:36px;height:36px;display:grid;place-items:center;border-radius:50%;cursor:pointer}.attach-button:hover{background:#eef2f7}.attach-button input{display:none}.small-modal-card{width:min(450px,calc(100vw - 32px));display:grid;gap:9px;margin:auto;padding:22px;background:#fff;border-radius:18px;box-shadow:var(--shadow)}.modal-card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:5px}.modal-card-header strong{font-size:19px}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:10px}.account-popover{position:fixed;z-index:60;top:62px;right:16px;width:300px;display:grid;justify-items:center;gap:10px;padding:22px;background:#fff;border:1px solid #e1e6ec;border-radius:20px;box-shadow:var(--shadow)}.avatar.large{width:57px;height:57px;font-size:20px}.account-popover strong{font-size:13px;word-break:break-all}.toast-container{position:fixed;z-index:80;right:22px;bottom:20px;display:grid;gap:8px}.toast{min-width:240px;max-width:390px;padding:12px 15px;color:#fff;background:#303640;border-radius:11px;box-shadow:0 10px 30px rgba(0,0,0,.2);font-size:13px}.toast.error{background:#95251f}.sidebar-backdrop{display:none}
@media(max-width:1100px){:root{--sidebar:214px}.topbar{grid-template-columns:var(--sidebar) minmax(260px,1fr) auto}.mail-grid{grid-template-columns:minmax(330px,46%) 1fr}.reader-pane{padding:22px}}
@media(max-width:820px){:root{--sidebar:270px;--topbar:66px}.mobile-only{display:inline-grid!important}.topbar{grid-template-columns:auto 1fr auto;padding:8px 10px}.brand{display:none}.search-shortcut{display:none}.workspace{display:block}.sidebar{position:fixed;z-index:40;top:var(--topbar);bottom:0;left:0;width:var(--sidebar);padding-top:12px;background:#fff;box-shadow:10px 0 30px rgba(17,28,45,.16);transform:translateX(-105%);transition:transform .2s}.sidebar.open{transform:translateX(0)}.sidebar-backdrop{position:fixed;z-index:35;inset:var(--topbar) 0 0;display:block;background:rgba(17,25,39,.3)}.content{height:100%;padding:0 8px 8px}.mail-view,.page-view{border-radius:16px}.mail-grid{position:relative;grid-template-columns:1fr}.reader-pane{position:absolute;z-index:4;inset:0;display:none}.reader-pane.mobile-open{display:block}.reader-pane.empty-reader{display:none}.message-pane.mobile-hidden{display:none}.mail-toolbar{padding:0 13px}.page-view{padding:22px}.inline-form{grid-template-columns:1fr}.modal{padding:0}.compose-window{width:100vw;height:100vh;max-height:none;border-radius:0}.compose-window.minimized{width:100vw;height:52px}.small-modal-card{width:100%;margin:auto 0 0;border-radius:20px 20px 0 0}.account-popover{top:58px;right:8px}.table-row,.table-head{grid-template-columns:1fr}.table-actions{justify-content:flex-start}}
@media(max-width:540px){.topbar{gap:7px}.search-box{height:44px;border-radius:13px}.topbar-actions #refreshButton{display:none}.mail-toolbar{height:58px}.mail-grid{height:calc(100% - 58px)}.filter-group{gap:5px}.filter-pill{padding:6px 8px;font-size:0}.filter-pill input{width:15px;height:15px}.message-row{padding:12px 10px}.reader-pane{padding:17px}.reader-toolbar{justify-content:flex-start}.reader-toolbar .select-control{max-width:128px}.reader-head h1{font-size:22px}.message-meta-main>div{display:grid;gap:3px}.message-meta-main time{white-space:normal}.page-header{align-items:flex-start}.page-header h1{font-size:24px}.contact-grid{grid-template-columns:1fr}.contact-search{display:grid;grid-template-columns:1fr auto}.toast-container{right:10px;bottom:10px;left:10px}.toast{min-width:0;max-width:none}.login-card{padding:30px 23px;border-radius:23px}.compose-footer-right #saveDraftButton{display:none}}