:root{color-scheme:dark;--bg: #0b0d11;--bg-raised: #15181f;--bg-sidebar: #12141a;--bg-hover: #1b1f28;--bg-active: #202840;--border: #272b35;--border-soft: #1b1e26;--text: #eceef2;--muted: #8b8fa3;--accent: #5b7cfa;--accent-hover: #6f8bff;--accent-soft: #223156;--accent-text: #a9c0ff;--msg-outbound: #131b2b;--shadow: 0 8px 24px rgba(0,0,0,.35);--shadow-sm: 0 2px 8px rgba(0,0,0,.25);--radius: 10px;--radius-lg: 14px}:root[data-theme=light]{color-scheme:light;--bg: #eef0f4;--bg-raised: #ffffff;--bg-sidebar: #f7f8fa;--bg-hover: #f0f2f6;--bg-active: #e4ebff;--border: #e1e4ea;--border-soft: #edeff3;--text: #1a1c22;--muted: #6b7080;--accent: #4f6fe0;--accent-hover: #3f5fd0;--accent-soft: #e7edff;--accent-text: #3451b8;--msg-outbound: #f4f7ff;--shadow: 0 8px 24px rgba(20,24,40,.1);--shadow-sm: 0 2px 8px rgba(20,24,40,.06);--radius: 10px;--radius-lg: 14px}*{box-sizing:border-box}html,body,#app{height:100%}body{margin:0;font-family:-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}a{color:var(--accent)}.hidden{display:none!important}button{font-family:inherit}::selection{background:var(--accent-soft)}.center-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg);padding:16px}.card{background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius-lg);padding:32px;width:360px;max-width:100%;box-shadow:var(--shadow)}.card h1{font-size:19px;margin:0 0 4px;letter-spacing:-.01em}.brand-logo{display:block;height:44px;margin:0 0 16px}.brand-row{padding:16px 18px 4px}.brand-logo-sm{display:block;height:34px}.footer-notice{padding:10px 16px;border-top:1px solid var(--border);background:var(--bg-sidebar);font-size:10.5px;line-height:1.5;color:var(--muted);text-align:center;flex-shrink:0;order:2}.footer-notice b{color:var(--text)}.sidebar-notice{display:none}.card .subhead{font-size:13px;color:var(--muted);margin:0 0 20px}.card input{width:100%;padding:11px 13px;margin-bottom:12px;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg);color:inherit;font-size:14px;transition:border-color .15s}.card input:focus{outline:none;border-color:var(--accent)}.card button{width:100%;padding:11px 13px;border-radius:var(--radius);border:none;background:var(--accent);color:#fff;font-weight:600;cursor:pointer;font-size:14px;transition:background .15s}.card button:hover:not(:disabled){background:var(--accent-hover)}.card button:disabled{opacity:.5;cursor:default}.err{color:#ff6b6b;font-size:13px;margin:4px 0 10px;min-height:16px}.app{display:none;height:100vh;height:100dvh;flex-direction:column}.app.active{display:flex}.app-grid{flex:1;min-height:0;display:grid;grid-template-columns:240px 310px 1fr}.sidebar-scrim{display:none}.col{border-right:1px solid var(--border);overflow-y:auto;overflow-x:hidden;min-width:0;background:var(--bg-raised)}.col:last-child{border-right:none}#mailboxes-col{background:var(--bg-sidebar)}.sidebar-col{display:flex;flex-direction:column}.sidebar-col #mailboxes-list{flex:1}.sidebar-footer{margin-top:auto;padding:12px 16px;border-top:1px solid var(--border);display:flex;gap:8px;flex-wrap:wrap}.sidebar-footer .smallbtn{flex:1;text-align:center}.shortcuts-legend{padding:12px 16px;border-top:1px solid var(--border)}.shortcuts-title{font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:8px}.shortcuts-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:3px 0;font-size:11.5px;color:var(--muted)}kbd{font-family:ui-monospace,SF Mono,Menlo,monospace;font-size:10.5px;background:var(--border-soft);border:1px solid var(--border);border-radius:5px;padding:2px 6px;color:var(--text);white-space:nowrap}.col-header{padding:16px 18px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:var(--muted);border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;gap:6px}.day-group-header{padding:8px 18px 4px;font-size:10.5px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}.item{padding:11px 18px;border-bottom:1px solid var(--border-soft);cursor:pointer;display:flex;align-items:center;gap:10px;transition:background .1s}.item:hover{background:var(--bg-hover)}.item.active{background:var(--accent-soft);box-shadow:inset 3px 0 0 var(--accent)}.item .item-text{min-width:0;flex:1}.item .t1{font-size:13.5px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.item .t2{font-size:12px;color:var(--muted);margin-top:1px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.item .t3.mailbox-tag{font-size:10.5px;color:var(--accent);margin-top:2px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.avatar{flex-shrink:0;width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff}.avatar.sm{width:24px;height:24px;font-size:10.5px}.msg{border-bottom:1px solid var(--border-soft);transition:background .1s}.msg-head{padding:13px 22px;cursor:pointer;display:flex;align-items:center;gap:10px}.msg-head:hover{background:var(--bg-hover)}.msg-head .who{font-size:13.5px;min-width:0;overflow:hidden}.msg-head .when{color:var(--muted);font-weight:400;font-size:12px;white-space:nowrap}.msg-head .chevron{color:var(--muted);font-size:10px;transition:transform .15s;flex-shrink:0}.msg.open .msg-head .chevron{transform:rotate(90deg)}.msg-body-wrap{padding:0 22px 20px 56px;display:none}.msg.open .msg-body-wrap{display:block}.msg-head 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a{color:var(--accent)}.quoted-reply{margin:0;padding:0 0 0 12px;border-left:2px solid var(--border);color:var(--muted);font-size:13px}.quote-preview{margin:0 16px 10px;padding:8px 0 8px 12px;border-left:2px solid var(--border);color:var(--muted);font-size:12px;max-height:120px;overflow-y:auto}.quote-preview img{max-width:100%}.editor img,.msg .body img{max-width:100%;border-radius:6px}.editor video,.msg .body video{max-width:100%;border-radius:6px}textarea.editor{width:100%;border:none;resize:vertical;font-family:ui-monospace,SF Mono,Menlo,monospace;background:var(--bg)}.attachment-chips{display:flex;flex-wrap:wrap;gap:6px;padding:0 16px 8px}.att-chip{display:inline-flex;align-items:center;gap:6px;background:var(--border-soft);border-radius:7px;padding:5px 9px;font-size:11.5px}.att-chip button{background:none;border:none;color:var(--muted);cursor:pointer;font-size:12px;padding:0}.msg .attachments{margin-top:12px;display:flex;flex-wrap:wrap;gap:6px}.msg .attachments 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.1s}.smallbtn:hover{background:var(--bg-hover);border-color:var(--accent)}.empty{padding:48px 24px;color:var(--muted);font-size:13px;text-align:center;line-height:1.6}.addbox{padding:12px 16px;border-bottom:1px solid var(--border)}.addbox input{width:100%;padding:7px 10px;font-size:12.5px;border-radius:7px;border:1px solid var(--border);background:var(--bg);color:inherit}.addbox input:focus{outline:none;border-color:var(--accent)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0a0c108c;display:flex;align-items:center;justify-content:center;z-index:50;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);padding:16px}.modal{background:var(--bg-raised);border:1px solid var(--border);border-radius:var(--radius-lg);width:660px;max-width:100%;max-height:80vh;display:flex;flex-direction:column;box-shadow:var(--shadow)}.confirm-modal{width:360px;padding:20px;gap:18px}.confirm-message{font-size:14px;line-height:1.5;color:var(--text)}.confirm-actions{display:flex;justify-content:flex-end;gap:8px}.confirm-actions button{padding:9px 18px;border-radius:var(--radius);border:none;font-weight:600;font-size:13px;cursor:pointer;transition:background .15s}.confirm-actions .cancel-btn{background:none;border:1px solid var(--border);color:var(--text)}.confirm-actions .cancel-btn:hover{background:var(--bg)}.confirm-actions .danger-btn{background:#ff6b6b;color:#fff}.confirm-actions .danger-btn:hover{background:#ff5252}.calendar-modal{width:760px}.calendar-body{display:flex;flex-direction:column;gap:10px}.calendar-toolbar{display:flex;align-items:center;gap:10px}.calendar-toolbar .smallbtn{padding:6px 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span{font-size:12px;color:var(--muted)}.event-form-checkbox{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text);cursor:pointer}@media(max-width:900px){.calendar-modal{width:100%}.calendar-cell{min-height:60px}.calendar-event-pill{font-size:10px}}.modal-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center}.modal-header h2{font-size:16px;margin:0;letter-spacing:-.01em}.modal-tabs{display:flex;gap:4px;padding:12px 20px 0}.modal-tabs button{background:none;border:none;color:var(--muted);padding:8px 4px;margin-right:16px;cursor:pointer;font-size:13px;font-weight:600;border-bottom:2px solid transparent;transition:color .1s}.modal-tabs button.active{color:var(--text);border-bottom-color:var(--accent)}.modal-body{padding:18px 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button{background:none;border:none;color:inherit;cursor:pointer;font-size:14px;line-height:1;padding:0;opacity:.7}.mb-chip.granted button:hover{opacity:1}table.admin-table select{padding:5px 8px;border-radius:7px;border:1px solid var(--border);background:var(--bg);color:inherit;font-size:12.5px}.sig-editor-wrap .editor{min-height:160px;max-height:none;border:1px solid var(--border);border-radius:var(--radius)}.save-row{margin-top:12px;text-align:right}.save-row button{padding:9px 16px;border-radius:var(--radius);border:none;background:var(--accent);color:#fff;font-weight:600;cursor:pointer;transition:background .15s}.save-row button:hover{background:var(--accent-hover)}.hint{color:var(--muted);font-size:12px;line-height:1.5;margin:0 0 14px}.placeholder-list{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}.placeholder-chip{display:inline-flex;align-items:center;gap:6px;background:var(--border-soft);border:1px solid var(--border);border-radius:7px;padding:5px 10px;font-size:11.5px;cursor:pointer}.placeholder-chip:hover{background:var(--bg-hover)}.placeholder-chip code{font-family:ui-monospace,SF Mono,Menlo,monospace;color:var(--accent);font-weight:600}.placeholder-chip span{color:var(--muted)}.picker-item{padding:9px 10px;border-radius:7px;cursor:pointer;font-size:13px}.loading{opacity:.55;pointer-events:none;position:relative}.loading:after{content:"";position:absolute;top:50%;right:10px;width:13px;height:13px;margin-top:-6.5px;border:2px solid rgba(255,255,255,.4);border-top-color:currentColor;border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.spin-icon{animation:spin .8s linear infinite}.picker-item:hover{background:var(--bg-hover)}.picker-item .t2{font-size:11.5px;color:var(--muted)}.picker-back{font-size:11.5px;color:var(--accent);cursor:pointer;margin-bottom:8px;font-weight:600}.name-row{display:flex;gap:8px;align-items:center;margin-bottom:14px}.name-row input{flex:1;padding:7px 9px;border-radius:7px;border:1px solid var(--border);background:var(--bg);color:inherit;font-size:13px}.name-row button{padding:7px 12px;border-radius:7px;border:none;background:var(--accent);color:#fff;cursor:pointer;font-size:12px;font-weight:600}.hamburger-btn{display:none;background:var(--bg-raised);border:1px solid var(--border);color:var(--text);border-radius:7px;width:32px;height:32px;cursor:pointer;font-size:15px;flex-shrink:0;box-shadow:var(--shadow)}.toast-host{position:fixed;bottom:20px;left:50%;transform:translate(-50%);z-index:100;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}.toast{pointer-events:auto;cursor:pointer;background:var(--bg-raised);border:1px solid var(--border);color:var(--text);padding:11px 18px;border-radius:var(--radius);box-shadow:var(--shadow);font-size:13.5px;max-width:min(90vw,420px);text-align:center;animation:toast-in .15s ease}.toast.error{border-color:#ff6b6b;color:#ff6b6b}@keyframes toast-in{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}@media(max-width:900px){.app-grid{display:block;position:relative;height:100%}.col{height:100%;width:100%;border-right:none}#mailboxes-col{position:fixed;top:0;right:25%;bottom:0;left:0;z-index:40;max-width:280px;transform:translate(-100%);transition:transform .2s ease;box-shadow:var(--shadow)}.app-grid.show-mailboxes #mailboxes-col{transform:translate(0)}.sidebar-scrim{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;z-index:39}.app-grid.show-mailboxes .sidebar-scrim{display:block}#contacts-col,#thread-col{display:none}.app-grid[data-mobile-view=contacts] #contacts-col{display:block}.app-grid[data-mobile-view=thread] #thread-col{display:flex}.hamburger-btn{display:inline-flex;align-items:center;justify-content:center;position:fixed;bottom:14px;left:14px;z-index:41}.back-btn{display:inline-flex;align-items:center;justify-content:center}#thread-col>.footer-notice{display:none}.sidebar-notice{display:block}.reply-box{margin:8px;max-height:80vh}.modal{width:100%}.shortcuts-legend{display:none}.msg-body-wrap{padding:0 14px 16px}.msg-head{padding:12px 14px}.msg .body{max-width:100%}.msg .body *{max-width:100%!important}.msg .body table{table-layout:fixed;width:100%!important}}