:root{font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;--canvas:#f4f6fa;--surface:#fff;--surface-soft:#f8faff;--surface-muted:#eef2f8;--ink:#1c2940;--secondary:#55647c;--muted:#65748b;--line:#e2e8f1;--line-strong:#cbd5e5;--accent:#2563eb;--accent-hover:#1d4ed8;--accent-text:#245bd0;--accent-soft:#edf3ff;--accent-border:#ccdcfb;--selected:#edf3ff;--switch-off:#c4cede;--danger:#bd3547;--danger-soft:#fff1f3;--danger-border:#f4ccd3;--shadow:0 3px 12px #1c294004;--modal-shadow:0 24px 100px #101d3540;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;color:var(--ink);background:var(--canvas);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}:root[data-theme=dark]{--canvas:#0d1422;--surface:#141e30;--surface-soft:#172337;--surface-muted:#1d2a40;--ink:#e7edf9;--secondary:#b5c1d5;--muted:#9aaac3;--line:#29364c;--line-strong:#3b4b65;--accent:#3975ee;--accent-hover:#4c85f4;--accent-text:#94b7ff;--accent-soft:#1c2d4c;--accent-border:#354f7e;--selected:#1d2f4f;--switch-off:#43536c;--danger:#ffa1ad;--danger-soft:#382433;--danger-border:#634052;--shadow:0 3px 12px #00000012;--modal-shadow:0 24px 100px #00000070;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*,:before,:after{box-sizing:border-box}body{background:var(--canvas);color:var(--ink);margin:0;font-size:14px;line-height:1.5}button,input{font:inherit}button{cursor:pointer;color:inherit;background:0 0;border:0;transition:background .16s,color .16s,border-color .16s}button,a,input{-webkit-tap-highlight-color:transparent}button:disabled{cursor:not-allowed;opacity:.45}button:focus-visible,a:focus-visible,input:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--accent-text);outline-offset:3px}input{min-width:0;color:var(--ink);border:1px solid var(--line-strong);background:var(--surface);border-radius:8px}input::placeholder{color:var(--muted);opacity:1}h1,h2,h3,p{margin:0}a{color:var(--accent-text);text-decoration:none}svg{vertical-align:middle;flex-shrink:0}::selection{background:var(--accent-border);color:var(--ink)}::-webkit-scrollbar{width:5px;height:5px}::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:10px}::-webkit-scrollbar-track{background:0 0}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.button{border:1px solid var(--line-strong);background:var(--surface);white-space:nowrap;border-radius:8px;justify-content:center;align-items:center;gap:8px;min-height:40px;padding:9px 15px;font-size:12px;font-weight:550;display:inline-flex}.button:hover:not(:disabled){background:var(--surface-muted)}.button.primary{background:var(--accent);border-color:var(--accent);color:#fff}.button.primary:hover:not(:disabled){background:var(--accent-hover)}.button.danger{color:#fff;background:#bd3547;border-color:#bd3547}.button.danger:hover:not(:disabled){background:#a32a3a}.icon-button{width:36px;height:36px;color:var(--muted);border-radius:7px;flex-shrink:0;justify-content:center;align-items:center;padding:0;display:inline-flex}.icon-button:hover:not(:disabled){background:var(--surface-muted);color:var(--ink)}.icon-button[hidden]{display:none}.text-button{color:var(--accent-text);padding:7px;font-size:12px;font-weight:600}.section-kicker{letter-spacing:1.6px;color:var(--muted);font-size:10px;font-weight:600}.status-dot{background:var(--accent-text);border-radius:50%;flex-shrink:0;width:6px;height:6px;display:inline-block}.brand{letter-spacing:-.9px;color:var(--ink);align-items:center;gap:10px;font-size:23px;font-weight:650;line-height:1;display:flex}.brand-light{font-weight:400}.brand-period{color:var(--accent-text)}.brand-mark{background:var(--accent);color:#fff;border-radius:10px;place-items:center;width:34px;height:34px;display:grid;position:relative}.brand-mark>span{border:2px solid var(--accent);background:#dbeafe;border-radius:50%;width:6px;height:6px;position:absolute;top:5px;right:4px}.switch-track{background:var(--switch-off);border-radius:20px;flex-shrink:0;width:30px;height:18px;padding:3px;transition:background .16s;display:inline-block}.switch-track>span{background:#fff;border-radius:50%;width:12px;height:12px;transition:transform .16s;display:block;box-shadow:0 1px 3px #10182c30}[aria-checked=true]>.switch-track{background:var(--accent)}[aria-checked=true]>.switch-track>span{transform:translate(12px)}.theme-toggle{border:1px solid var(--line);min-height:40px;color:var(--secondary);border-radius:8px;align-items:center;gap:8px;padding:6px 10px;font-size:12px;display:inline-flex}.theme-toggle:hover{background:var(--surface-muted)}.theme-toggle>svg{color:var(--accent-text)}.sender-avatar{border:1px solid #00000003;border-radius:11px;flex-shrink:0;place-items:center;width:38px;height:38px;font-size:14px;font-weight:600;display:grid}.sage{color:#365b9b;background:#e5eefc}.lavender{color:#675295;background:#ece9fa}.sand{color:#846131;background:#f6eddd}.rose{color:#9b496e;background:#f7e7ee}.blue{color:#38677e;background:#e3f0f5}[data-theme=dark] .sage{color:#a5c1f6;background:#22365a}[data-theme=dark] .lavender{color:#c5b5ed;background:#352d4d}[data-theme=dark] .sand{color:#dfc291;background:#3c3426}[data-theme=dark] .rose{color:#efb1d2;background:#442c3f}[data-theme=dark] .blue{color:#a2cede;background:#223c49}.copy-control{flex-shrink:0;display:inline-flex;position:relative}.copy-error{z-index:4;border:1px solid var(--danger-border);background:var(--danger-soft);width:190px;color:var(--danger);border-radius:7px;padding:9px;font-size:11px;position:absolute;top:100%;right:0}.inline-error{border:1px solid var(--danger-border);background:var(--danger-soft);color:var(--danger);border-radius:8px;align-items:center;gap:9px;padding:12px;font-size:12px;display:flex}.inline-error>span{flex:1;min-width:0}.modal{border:1px solid var(--line);color:var(--ink);background:var(--surface);box-shadow:var(--modal-shadow);border-radius:16px;width:430px;max-width:calc(100vw - 32px);max-height:calc(100dvh - 36px);padding:26px;overflow-y:auto}.modal::backdrop{-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#0b12235e}.modal-heading{justify-content:space-between;align-items:center;gap:12px;margin-bottom:22px;display:flex}.modal-heading h2{letter-spacing:-.5px;font-size:19px}.modal-description{color:var(--secondary);font-size:13px;line-height:1.8}.modal-actions{justify-content:flex-end;gap:8px;margin-top:25px;display:flex}.skeleton{background:var(--surface-muted);border-radius:5px;animation:1.8s ease-in-out infinite shimmer}.skeleton.line{width:55%;height:10px;margin-bottom:12px}.skeleton.line.long{width:90%}.skeleton.line.short{width:40%}.spin{animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@keyframes shimmer{50%{opacity:.4}}@media (width<=899px){.button{min-height:44px}.icon-button{width:44px;height:44px}.theme-toggle{min-height:44px}}@media (width<=540px){.brand{gap:8px;font-size:21px}.brand-mark{border-radius:9px;width:31px;height:31px}.theme-toggle{gap:6px;padding:6px 8px;font-size:11px}.theme-toggle .switch-track{width:26px;height:16px;padding:3px}.theme-toggle .switch-track>span{width:10px;height:10px}.theme-toggle[aria-checked=true] .switch-track>span{transform:translate(10px)}.modal{padding:21px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition:none!important;animation:none!important}}.auth-page{background:var(--canvas);flex-direction:column;min-height:100dvh;padding:0 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var(--line-strong);background:var(--surface-soft);color:var(--muted);border-radius:8px;align-items:center;gap:11px;padding:0 13px;display:flex}.input-with-icon:focus-within{outline:2px solid var(--accent-text);outline-offset:2px}.input-with-icon input{background:0 0;border:0;flex:1;height:46px;padding:0;font-size:13px;outline:0!important}.input-with-icon .icon-button{margin-right:-7px}.field-hint{color:var(--muted);font-size:11px}.auth-submit{justify-content:space-between;min-height:46px;margin-top:5px;padding:0 17px;font-size:13px}.auth-storage{color:var(--muted);justify-content:center;align-items:center;gap:7px;margin-top:20px;font-size:10px;display:flex}.auth-footer{color:var(--muted);justify-content:center;align-items:center;gap:7px;padding:30px 0;font-size:11px;display:flex}@media (width<=540px){.auth-page{padding:0 20px}.auth-topbar{min-height:80px}.auth-card{margin:30px auto;padding:29px 24px}.auth-card h1{font-size:27px}.input-with-icon input{height:49px;font-size:16px}.auth-submit{min-height:48px}.auth-footer{margin-top:auto;padding:18px 0 25px}.auth-storage{align-items:flex-start;font-size:10px;line-height:1.7}.auth-storage>svg{margin-top:2px}}@media (width<=359px){.auth-page{padding:0 14px}.auth-card{padding:26px 20px}.auth-card h1{font-size:25px}.auth-topbar .theme-toggle>span:not(.switch-track){display:none}}@media (height<=760px) and (width>=541px){.auth-card{margin:20px auto;padding:29px 34px}.auth-topbar{min-height:70px}.auth-symbol{margin-bottom:18px}.auth-form{gap:18px;margin-top:22px}}.mail-list-panel{border-right:1px solid var(--line);background:var(--surface);flex-direction:column;min-width:0;min-height:0;display:flex}.list-panel-header{justify-content:space-between;align-items:center;gap:8px;padding:23px 22px 21px;display:flex}.list-title{align-items:center;gap:9px;display:flex}.list-title 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var(--line);min-height:52px;color:var(--muted);flex-shrink:0;justify-content:space-between;align-items:center;gap:8px;padding:9px 19px;font-size:10px;display:flex}.list-pagination>div{align-items:center;gap:7px;display:flex}.list-pagination>div>span{color:var(--secondary);white-space:nowrap;font-size:11px}.list-pagination>div>span>span{color:var(--muted)}.list-pagination .icon-button{width:29px;height:31px}.list-empty{text-align:center;flex-direction:column;justify-content:center;align-items:center;height:100%;min-height:235px;padding:28px 25px;display:flex}.empty-symbol{border:1px solid var(--line);background:var(--surface-soft);width:56px;height:56px;color:var(--accent-text);border-radius:16px;place-items:center;margin-bottom:19px;display:grid}.list-empty h3{letter-spacing:-.3px;font-size:16px;font-weight:550}.list-empty p{color:var(--muted);max-width:250px;margin:10px 0 20px;font-size:12px;line-height:1.8}.list-skeleton{padding:16px}.skeleton-row{gap:13px;padding:20px 4px;display:flex}.skeleton-row .avatar{border-radius:11px;flex-shrink:0;width:38px;height:38px}.skeleton-row>div:last-child{flex:1}.skeleton-row .line{height:8px;margin-bottom:11px}@media (width<=1099px) and (width>=900px){.list-panel-header{padding:21px 18px 19px}.recipient-filter{padding-left:17px;padding-right:17px}.list-title h2{font-size:13px}.list-sort{font-size:9px}.email-row{gap:9px;padding-left:9px;padding-right:9px}.email-row .sender-avatar{width:33px;height:33px;font-size:13px}.sender-name{font-size:12px}.email-subject{font-size:11px}.recipient-label,.email-row-top time{font-size:9px}}.list-tabs>.mobile-refresh{display:none}@media (width<=899px){.mail-list-panel{border:0}.list-panel-header,.recipient-filter label,.recipient-filter p{clip-path:inset(50%);white-space:nowrap;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.recipient-filter{flex-shrink:0;padding:6px 12px 0}.recipient-input input{height:42px;font-size:16px}.recipient-input .icon-button{width:44px;height:42px}.recipient-filter .button{min-height:44px;font-size:12px}.list-tabs{flex-shrink:0;gap:24px;padding:0 12px}.list-tabs>button{min-height:44px;padding:0}.list-tabs>.mobile-refresh{justify-content:center;width:44px;margin-left:auto;display:flex}.active-filter{padding:0 12px}.active-filter .icon-button{width:44px;height:44px}.message-scroll{scrollbar-gutter:auto}.email-list{padding:0}.date-divider{display:none}.email-row{border-bottom-color:var(--line);border-radius:0;gap:10px;margin:0;padding:10px 14px}.email-row-content{gap:3px}.email-row .sender-avatar{border-radius:9px;width:32px;height:32px;font-size:13px}.sender-name{font-size:13px}.email-subject{font-size:12px}.recipient-label,.email-row-top time{font-size:10px}.list-pagination{min-height:44px;padding:0 12px env(safe-area-inset-bottom)}.list-pagination .icon-button{width:44px;height:44px}.list-pagination>div{gap:2px}}.detail-pane{background:var(--surface);flex-direction:column;flex:1;min-width:0;min-height:0;display:flex;position:relative}.reader-focus-anchor{width:0;height:0;position:absolute;top:0;left:0;outline:none!important}.detail-toolbar{border-bottom:1px solid var(--line);min-height:62px;color:var(--muted);flex-shrink:0;justify-content:space-between;align-items:center;padding:0 28px;display:flex}.toolbar-label{letter-spacing:1.3px;font-size:9px}.message-position{color:var(--muted);letter-spacing:1px;align-items:center;gap:6px;font-size:9px;display:flex}.message-position>span:first-child{color:var(--secondary);margin-left:5px}.position-divider{color:var(--muted)}.detail-toolbar-actions{align-items:center;gap:5px;display:flex}.toolbar-divider{background:var(--line);width:1px;height:16px;margin:0 7px}.detail-toolbar-actions .delete-button:hover{color:var(--danger);background:var(--danger-soft)}.mobile-back{display:none}.message-content-scroll{overscroll-behavior:contain;scrollbar-gutter:stable;flex:1;min-height:0;overflow-y:auto}.message-heading{padding:30px 38px 23px}.message-eyebrow{align-items:center;gap:12px;display:flex}.read-badge{border:1px solid var(--line);background:var(--surface-soft);color:var(--secondary);border-radius:5px;align-items:center;gap:6px;padding:2px 7px;font-size:10px;display:inline-flex}.read-badge>span{background:var(--muted);border-radius:50%;width:4px;height:4px}.read-badge.is-unread{border-color:var(--accent-border);background:var(--accent-soft);color:var(--accent-text)}.read-badge.is-unread>span{background:var(--accent-text)}.received-label{letter-spacing:1.2px;color:var(--muted);font-size:9px}.message-heading h2{letter-spacing:-.8px;overflow-wrap:anywhere;margin-top:15px;font-size:28px;font-weight:550;line-height:1.4}.sender-detail{align-items:center;gap:12px;margin-top:25px;display:flex}.sender-avatar-large{border-radius:12px;width:40px;height:40px;font-size:16px}.sender-detail-text{flex-direction:column;flex:1;gap:4px;min-width:0;display:flex}.sender-detail-text strong{font-size:13px;font-weight:550}.sender-detail-text>span{color:var(--secondary);overflow-wrap:anywhere;font-size:11px}.message-metadata{flex-direction:column;gap:4px;margin:17px 0 0 52px;display:flex}.message-metadata>div{min-height:28px;color:var(--secondary);align-items:center;gap:11px;font-size:11px;display:flex}.message-metadata>div>span:first-child{width:26px;color:var(--muted);flex-shrink:0}.message-metadata .recipient-address,.message-metadata time{overflow-wrap:anywhere;min-width:0}.message-metadata .icon-button{width:27px;height:28px}.message-metadata .icon-button 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