.mail-folder-workspace{display:grid;grid-template-columns:272px minmax(0,1fr);height:100%;min-height:0;overflow:hidden;background:var(--color-bg-subtle,var(--color-background))}.folder-list-pane,.folder-reader{min-width:0;min-height:0;background:var(--color-surface)}.folder-list-pane{display:flex;flex-direction:column;border-right:1px solid var(--color-border,var(--color-border))}.folder-toolbar{padding:12px;border-bottom:1px solid var(--color-border,var(--color-border));display:grid;grid-template-columns:1fr auto;gap:9px}.folder-toolbar>div:first-child{display:flex;align-items:center;gap:7px}.folder-toolbar h1{font-size:17px;margin:0}.folder-title-icon{display:grid;color:var(--color-primary,var(--color-action))}.folder-title-icon svg{width:18px;height:18px}.folder-toolbar .mail-sync-button{min-height:28px;padding:0 9px;font-size:12px}.folder-toolbar form{grid-column:1/-1;display:flex;gap:5px}.folder-toolbar form>span{position:relative;display:flex;flex:1}.folder-toolbar form svg{position:absolute;left:8px;top:8px;width:14px;height:14px;color:var(--color-text-muted)}.folder-toolbar input,.folder-toolbar select{height:30px;border:1px solid var(--color-border-strong);border-radius:6px;font:inherit;font-size:12px;background:var(--color-surface)}.folder-toolbar input{width:100%;padding:0 8px 0 27px;min-width:0}.folder-toolbar button,.folder-reader button,.message-filing-actions button,.filing-confirm button{min-height:28px;border:1px solid var(--color-border-strong);border-radius:6px;background:var(--color-surface);padding:0 9px;font-size:12px;font-weight:650;display:inline-flex;gap:5px;align-items:center;justify-content:center;cursor:pointer}.folder-filters{grid-column:1/-1;display:grid;grid-template-columns:minmax(0,1fr) 82px;gap:6px}.folder-filters label{display:grid;gap:3px;min-width:0}.folder-filters label>span{font-size:10px;color:var(--color-text-muted)}.folder-filters select{width:100%;padding:0 7px}.folder-scope-note{grid-column:1/-1;margin:0;font-size:11px;color:var(--color-text-muted)}.folder-toolbar .mail-sync-progress{grid-column:1/-1;margin:0}.folder-message-list{list-style:none;padding:0;margin:0;overflow-y:auto;flex:1}.folder-message-list li{border-bottom:1px solid var(--color-border)}.folder-message-list button{width:100%;padding:10px 12px;border:0;border-left:3px solid transparent;background:var(--color-surface);text-align:left;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:3px 8px;color:var(--color-text);cursor:pointer}.folder-message-list button:hover{background:var(--color-surface-subtle)}.folder-message-list button[aria-current=true]{background:var(--color-action-subtle);border-left-color:var(--color-action)}.folder-row-mailbox,.folder-message-list time,.folder-message-list span,.folder-message-list small{font-size:11px;color:var(--color-text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.folder-message-list time{grid-column:2}.folder-message-list strong{grid-column:1/-1;font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.folder-message-list button>span:not(.folder-row-mailbox),.folder-message-list small{grid-column:1/-1}.folder-pagination{padding:7px 10px;display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--color-border);font-size:11px}.folder-pagination button{border:0;background:none;font-size:11px;display:flex;align-items:center;gap:2px}.folder-pagination button:disabled{opacity:.38}.folder-reader{padding:16px;overflow-y:auto}.folder-reader>.empty-state,.folder-reader>.loading-state,.folder-reader>.error-state{max-width:560px;margin:15vh auto}.folder-reader>header{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;padding:0 0 12px}.folder-reader>header span{font-size:11px;color:var(--color-text-muted)}.folder-reader h2{font-size:18px;margin:3px 0;overflow-wrap:anywhere}.folder-reader>header>div:last-child{display:flex;gap:6px;flex-shrink:0}.folder-reader button svg{width:14px;height:14px}.folder-email{border:1px solid var(--color-border);border-left:3px solid var(--color-info);border-radius:9px;padding:14px;background:var(--color-info-subtle);font-size:12.5px;overflow:hidden}.folder-email--outbound{border-left-color:var(--color-success);background:var(--color-success-subtle)}.folder-email__meta{display:flex;justify-content:space-between;color:var(--color-text-secondary);margin-bottom:8px}.folder-email__text{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--color-surface);border:1px solid var(--color-border);border-radius:7px;padding:13px;line-height:1.65}.folder-email>footer{border-top:1px solid var(--color-border);margin-top:12px;padding-top:8px;display:flex;justify-content:space-between;gap:8px;flex-wrap:wrap}.folder-email>footer>div{display:flex;gap:5px}.folder-local-note{font-size:11px;color:var(--color-text-muted);margin:8px 2px}.message-filing-actions{display:flex;gap:5px;flex-wrap:wrap}.message-filing-actions button{color:var(--color-text-secondary)}.filing-confirm{border:0;border-radius:10px;box-shadow:0 18px 60px #121b2933;padding:18px;width:min(420px,calc(100vw - 32px));color:var(--color-text)}.filing-confirm::backdrop{background:#121b2966}.filing-confirm h2{font-size:17px;margin:0 0 8px}.filing-confirm p{font-size:12.5px;line-height:1.55;color:var(--color-text-secondary)}.filing-confirm footer{display:flex;justify-content:flex-end;gap:7px;margin-top:14px}.filing-confirm .button--primary{background:var(--color-primary,var(--color-action));color:var(--color-surface);border-color:transparent}.folder-reader .folder-back{display:none}@media(max-width:799px){.mail-folder-workspace{grid-template-columns:1fr}.folder-list-pane{display:flex}.folder-reader,.mail-folder-workspace--reading .folder-list-pane{display:none}.mail-folder-workspace--reading .folder-reader{display:block}.folder-reader{padding:12px}.folder-reader>header{position:sticky;top:-12px;background:var(--color-surface);z-index:2;padding:10px 0;flex-wrap:wrap}.folder-reader .folder-back{display:inline-flex;margin-bottom:8px;margin-right:8px}.folder-reader h2{font-size:16px}.folder-toolbar button,.folder-reader button,.message-filing-actions button,.folder-pagination button,.folder-toolbar input,.folder-toolbar select,.filing-confirm button{min-height:40px}}@media(pointer:coarse){.folder-toolbar button,.folder-reader button,.message-filing-actions button,.folder-pagination button,.folder-toolbar input,.folder-toolbar select,.filing-confirm button{min-height:44px}}.folder-email>b{display:block;overflow-wrap:anywhere;margin-bottom:3px}.folder-email>.message-recipients{display:block;margin:3px 0}.folder-reader button:focus-visible,.folder-toolbar :is(input,select,button):focus-visible,.folder-message-list button:focus-visible,.folder-pagination button:focus-visible,.message-filing-actions button:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px}:root{--primitive-neutral-0: #ffffff;--primitive-neutral-25: #fbfcfe;--primitive-neutral-50: #f8fafc;--primitive-neutral-100: #edf0f5;--primitive-neutral-150: #e7ebf1;--primitive-neutral-200: #dce2eb;--primitive-neutral-300: #c5ceda;--primitive-neutral-400: #929eae;--primitive-neutral-500: #677386;--primitive-neutral-600: #4b5769;--primitive-neutral-700: #344154;--primitive-neutral-800: #202b3b;--primitive-neutral-900: #121b29;--primitive-cobalt-50: #eff6ff;--primitive-cobalt-100: #dbeafe;--primitive-cobalt-200: #bfdbfe;--primitive-cobalt-500: #3b82f6;--primitive-cobalt-600: #2563eb;--primitive-cobalt-700: #1d4ed8;--primitive-cobalt-800: #1e40af;--primitive-navy: #172554;--primitive-indigo-50: var(--primitive-cobalt-50);--primitive-indigo-100: var(--primitive-cobalt-100);--primitive-indigo-200: var(--primitive-cobalt-200);--primitive-indigo-500: var(--primitive-cobalt-500);--primitive-indigo-600: var(--primitive-cobalt-600);--primitive-indigo-700: var(--primitive-cobalt-700);--primitive-indigo-800: var(--primitive-cobalt-800);--primitive-teal-50: #ecfdf9;--primitive-teal-100: #ccfbf1;--primitive-teal-600: #0d7c70;--primitive-teal-700: #0f665e;--primitive-amber-50: #fff9e8;--primitive-amber-100: #fef0c7;--primitive-amber-600: #a75607;--primitive-amber-700: #854408;--primitive-red-50: #fff1f2;--primitive-red-100: #ffe4e6;--primitive-red-600: #c0263d;--primitive-red-700: #9f1830;--primitive-blue-50: #eff8ff;--primitive-blue-100: #dbeeff;--primitive-blue-700: #175d9c;--primitive-space-1: .25rem;--primitive-space-2: .5rem;--primitive-space-3: .75rem;--primitive-space-4: 1rem;--primitive-space-5: 1.25rem;--primitive-space-6: 1.5rem;--primitive-space-8: 2rem;--primitive-space-10: 2.5rem;--primitive-space-12: 3rem;--primitive-font-xs: .75rem;--primitive-font-sm: .8125rem;--primitive-font-md: .875rem;--primitive-font-body: .9375rem;--primitive-font-base: 1rem;--primitive-font-lg: 1.125rem;--primitive-font-xl: 1.25rem;--primitive-font-2xl: 1.5rem;--primitive-font-3xl: 1.875rem;--primitive-line-tight: 1.25;--primitive-line-normal: 1.5;--primitive-line-relaxed: 1.65;--primitive-weight-regular: 400;--primitive-weight-medium: 550;--primitive-weight-semibold: 650;--primitive-weight-bold: 750;--primitive-radius-sm: .375rem;--primitive-radius-md: .5rem;--primitive-radius-lg: .5rem;--primitive-radius-xl: .5rem;--primitive-radius-full: 999rem;--primitive-border-thin: 1px;--primitive-shadow-sm: 0 1px 2px rgb(18 27 41 / .06);--primitive-shadow-md: 0 10px 28px rgb(18 27 41 / .12);--primitive-shadow-lg: 0 24px 64px rgb(18 27 41 / .2);--primitive-shadow-focus: 0 0 0 3px rgb(37 99 235 / .2);--primitive-scrim: rgb(18 27 41 / .66);--primitive-duration-fast: .12s;--primitive-duration-normal: .18s;--primitive-ease-out: cubic-bezier(.22, 1, .36, 1);--primitive-ease-in: cubic-bezier(.55, 0, 1, .45);--primitive-z-sticky: 20;--primitive-z-overlay: 80;--primitive-z-toast: 100;--primitive-layout-rail: 12rem;--primitive-layout-list: 17rem}:root{--color-background: var(--primitive-neutral-50);--color-surface: var(--primitive-neutral-0);--color-surface-subtle: var(--primitive-neutral-25);--color-surface-muted: var(--primitive-neutral-100);--color-surface-strong: var(--primitive-neutral-900);--color-text: var(--primitive-neutral-900);--color-text-secondary: var(--primitive-neutral-600);--color-text-muted: var(--primitive-neutral-500);--color-text-inverse: var(--primitive-neutral-0);--color-brand: var(--primitive-navy);--color-border: var(--primitive-neutral-200);--color-border-strong: var(--primitive-neutral-300);--color-action: var(--primitive-indigo-600);--color-action-hover: var(--primitive-indigo-700);--color-action-active: var(--primitive-indigo-800);--color-action-subtle: var(--primitive-indigo-50);--color-action-border: var(--primitive-indigo-200);--color-success: var(--primitive-teal-700);--color-success-subtle: var(--primitive-teal-50);--color-success-border: var(--primitive-teal-100);--color-warning: var(--primitive-amber-700);--color-warning-subtle: var(--primitive-amber-50);--color-warning-border: var(--primitive-amber-100);--color-danger: var(--primitive-red-700);--color-danger-subtle: var(--primitive-red-50);--color-danger-border: var(--primitive-red-100);--color-info: var(--primitive-blue-700);--color-info-subtle: var(--primitive-blue-50);--color-info-border: var(--primitive-blue-100);--color-focus: var(--primitive-indigo-500);--space-inline: var(--primitive-space-4);--space-component: var(--primitive-space-3);--space-section: var(--primitive-space-6);--space-page: var(--primitive-space-8);--font-family-ui: Inter, "Noto Sans SC", "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;--font-family-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;--font-size-caption: var(--primitive-font-xs);--font-size-meta: var(--primitive-font-sm);--font-size-label: var(--primitive-font-md);--font-size-body: var(--primitive-font-body);--font-size-base: var(--primitive-font-base);--font-size-control: var(--primitive-font-base);--font-size-lg: var(--primitive-font-lg);--font-size-title: var(--primitive-font-xl);--font-size-display: var(--primitive-font-3xl);--radius-control: var(--primitive-radius-md);--radius-surface: var(--primitive-radius-lg);--radius-panel: var(--primitive-radius-xl);--shadow-floating: var(--primitive-shadow-md);--transition-feedback: color var(--primitive-duration-fast) var(--primitive-ease-out), background-color var(--primitive-duration-fast) var(--primitive-ease-out), border-color var(--primitive-duration-fast) var(--primitive-ease-out), opacity var(--primitive-duration-fast) var(--primitive-ease-out)}:root{--app-bg: var(--color-background);--app-fg: var(--color-text);--rail-width: var(--primitive-layout-rail);--rail-bg: var(--color-surface);--rail-fg: var(--color-text-secondary);--rail-muted: var(--color-text-muted);--rail-divider: var(--color-border);--rail-link-hover: var(--color-surface-muted);--rail-link-selected: var(--color-action-subtle);--rail-link-count: var(--color-text-muted);--list-width: var(--primitive-layout-list);--list-bg: var(--color-surface);--list-border: var(--color-border);--row-bg: var(--color-surface);--row-bg-hover: var(--primitive-indigo-50);--row-bg-selected: var(--primitive-indigo-50);--row-border-selected: var(--color-action);--detail-bg: var(--color-background);--detail-header-bg: var(--color-surface);--button-primary-bg: var(--color-action);--button-primary-bg-hover: var(--color-action-hover);--button-primary-bg-active: var(--color-action-active);--button-primary-fg: var(--color-text-inverse);--button-secondary-bg: var(--color-surface);--button-secondary-bg-hover: var(--color-surface-muted);--button-secondary-fg: var(--color-text);--button-secondary-border: var(--color-border-strong);--button-quiet-bg-hover: var(--color-surface-muted);--button-disabled-bg: var(--primitive-neutral-200);--button-disabled-fg: var(--primitive-neutral-500);--button-danger-bg: var(--color-danger);--button-danger-bg-hover: var(--primitive-red-600);--button-danger-fg: var(--color-text-inverse);--button-radius: var(--radius-control);--button-height: 2.5rem;--field-bg: var(--color-surface);--field-fg: var(--color-text);--field-placeholder: var(--color-text-muted);--field-border: var(--color-border-strong);--field-border-hover: var(--primitive-neutral-400);--field-border-focus: var(--color-focus);--field-radius: var(--radius-control);--field-height: 2.625rem;--badge-neutral-bg: var(--color-surface-muted);--badge-neutral-fg: var(--color-text-secondary);--badge-action-bg: var(--color-action-subtle);--badge-action-fg: var(--color-action-active);--badge-success-bg: var(--color-success-subtle);--badge-success-fg: var(--color-success);--badge-warning-bg: var(--color-warning-subtle);--badge-warning-fg: var(--color-warning);--timeline-line: var(--color-border);--timeline-email-bg: var(--color-surface);--timeline-note-bg: var(--color-warning-subtle);--timeline-note-border: var(--color-warning-border);--toast-bg: var(--color-surface-strong);--toast-fg: var(--color-text-inverse);--toast-shadow: var(--shadow-floating);--skeleton-base: var(--primitive-neutral-100);--skeleton-highlight: var(--primitive-neutral-25);--composer-bg: var(--color-surface);--composer-border: var(--color-border-strong);--composer-header-bg: var(--color-surface);--composer-footer-bg: var(--color-surface-subtle);--composer-toolbar-bg: var(--color-surface-muted);--composer-shadow: var(--primitive-shadow-lg);--composer-scrim: var(--primitive-scrim);--overview-panel-bg: var(--color-surface);--overview-panel-border: var(--color-border);--overview-signal-bg: var(--color-surface);--analysis-panel-bg: var(--color-surface);--analysis-panel-border: var(--color-border);--analysis-module-bg: var(--color-surface);--notification-panel-bg: var(--color-surface);--notification-panel-border: var(--color-border-strong)}@media(min-width:70rem){:root{--rail-width: 12rem;--list-width: 17rem;--space-page: var(--primitive-space-6);--space-section: var(--primitive-space-5);--font-size-base: var(--primitive-font-body);--font-size-control: var(--primitive-font-md);--font-size-lg: var(--primitive-font-base);--font-size-title: var(--primitive-font-lg);--button-height: 2.375rem;--field-height: 2.5rem}}*,*:before,*:after{box-sizing:border-box}html{font-family:var(--font-family-ui);color:var(--app-fg);background:var(--app-bg);text-size-adjust:100%}body{min-width:20rem;min-height:100dvh;margin:0;overflow-x:hidden;font-size:var(--font-size-body);line-height:var(--primitive-line-normal);background:var(--app-bg)}button,input,select,textarea{font:inherit}button,select{cursor:pointer}button,a,input,select,textarea{touch-action:manipulation}button:disabled,input:disabled,select:disabled,textarea:disabled{cursor:not-allowed}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,[tabindex="-1"]:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px;box-shadow:var(--primitive-shadow-focus)}h1,h2,h3,h4,p,dl,dd{margin:0}ol,ul{padding:0;margin:0;list-style:none}strong{font-weight:var(--primitive-weight-semibold)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:fixed;z-index:var(--primitive-z-toast);inset-block-start:var(--primitive-space-2);inset-inline-start:var(--primitive-space-2);padding:var(--primitive-space-2) var(--primitive-space-3);color:var(--button-primary-fg);background:var(--button-primary-bg);border-radius:var(--button-radius);transform:translateY(-150%);transition:transform var(--primitive-duration-fast) var(--primitive-ease-out)}.skip-link:focus{transform:translateY(0)}.eyebrow{color:var(--color-text-muted);font-size:var(--font-size-caption);font-weight:var(--primitive-weight-semibold);letter-spacing:.08em;line-height:var(--primitive-line-tight);text-transform:uppercase}.brand{display:flex;align-items:center;gap:var(--primitive-space-3);min-width:0;font-size:var(--font-size-lg);font-weight:var(--primitive-weight-bold);letter-spacing:-.02em}.brand__mark{display:inline-grid;flex:0 0 auto;width:2.25rem;height:2.25rem;color:var(--color-text-inverse);background:transparent;border-radius:0;place-items:center}.brand__mark img{display:block;width:100%;height:100%;border-radius:inherit;object-fit:contain}.brand__name{color:var(--color-brand);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.brand__name small{display:block;color:var(--color-text-muted);font-size:12px;line-height:1.2;font-weight:500;letter-spacing:.1em}.button,.primary-button,.secondary-button,.quiet-button,.danger-button,.danger-quiet-button{display:inline-flex;min-height:var(--button-height);align-items:center;justify-content:center;gap:var(--primitive-space-2);padding:var(--primitive-space-2) var(--primitive-space-4);color:var(--button-secondary-fg);font-size:var(--font-size-label);font-weight:var(--primitive-weight-semibold);line-height:var(--primitive-line-tight);border:var(--primitive-border-thin) solid transparent;border-radius:var(--button-radius);transition:var(--transition-feedback)}.button--primary{color:var(--button-primary-fg);background:var(--button-primary-bg)}.button--primary:hover:not(:disabled){background:var(--button-primary-bg-hover)}.button--primary:active:not(:disabled){background:var(--button-primary-bg-active)}.button--secondary{color:var(--button-secondary-fg);background:var(--button-secondary-bg);border-color:var(--button-secondary-border);box-shadow:var(--primitive-shadow-sm)}.button--secondary:hover:not(:disabled){background:var(--button-secondary-bg-hover)}.button--quiet{color:var(--color-text-secondary);background:transparent}.button--quiet:hover:not(:disabled){color:var(--color-text);background:var(--button-quiet-bg-hover)}.button--danger{color:var(--button-danger-fg);background:var(--button-danger-bg)}.button--danger:hover:not(:disabled){background:var(--button-danger-bg-hover)}.button--wide{width:100%}.button:disabled{color:var(--button-disabled-fg);background:var(--button-disabled-bg);border-color:transparent;box-shadow:none;opacity:.72}.icon-button{display:inline-grid;flex:0 0 auto;width:2.5rem;height:2.5rem;padding:0;color:var(--color-text-secondary);background:transparent;border:var(--primitive-border-thin) solid transparent;border-radius:var(--button-radius);place-items:center;transition:var(--transition-feedback)}.icon-button:hover:not(:disabled){color:var(--color-text);background:var(--button-quiet-bg-hover);border-color:var(--color-border)}.icon-button:disabled{opacity:.45}.icon-button--disabled{opacity:.45}.icon-button--small{width:2rem;height:2rem;color:inherit}.field-group{display:grid;gap:var(--primitive-space-2);min-width:0}.field-group label{color:var(--color-text-secondary);font-size:var(--font-size-label);font-weight:var(--primitive-weight-medium)}input,select,textarea{width:100%;min-width:0;color:var(--field-fg);background:var(--field-bg);border:var(--primitive-border-thin) solid var(--field-border);border-radius:var(--field-radius);transition:var(--transition-feedback)}input,select{min-height:var(--field-height);padding:0 var(--primitive-space-3)}textarea{padding:var(--primitive-space-3);line-height:var(--primitive-line-relaxed);resize:vertical}input::placeholder,textarea::placeholder{color:var(--field-placeholder);opacity:1}input:hover:not(:disabled),select:hover:not(:disabled),textarea:hover:not(:disabled){border-color:var(--field-border-hover)}input:focus,select:focus,textarea:focus{border-color:var(--field-border-focus)}input:disabled,select:disabled,textarea:disabled{color:var(--button-disabled-fg);background:var(--color-surface-muted);opacity:.68}.field-error{color:var(--color-danger);font-size:var(--font-size-label);font-weight:var(--primitive-weight-medium)}.form-error-summary,.inline-error{padding:var(--primitive-space-3) var(--primitive-space-4);color:var(--color-danger);background:var(--color-danger-subtle);border:var(--primitive-border-thin) solid var(--color-danger-border);border-radius:var(--radius-control);overflow-wrap:anywhere}.inline-error{display:flex;align-items:center;justify-content:space-between;gap:var(--primitive-space-3);margin-block-end:var(--primitive-space-4)}.inline-error button{padding:var(--primitive-space-1) var(--primitive-space-2);color:var(--color-danger);font-weight:var(--primitive-weight-semibold);background:transparent;border:0;border-radius:var(--primitive-radius-sm)}.state{display:flex;width:min(100%,28rem);min-height:12rem;align-items:center;justify-content:center;gap:var(--primitive-space-3);padding:var(--primitive-space-6);margin:auto;color:var(--color-text-secondary);text-align:center;flex-direction:column}.state strong{color:var(--color-text);font-size:var(--font-size-base)}.state p{max-width:36rem;line-height:var(--primitive-line-relaxed)}.state--compact{min-height:0;padding:var(--primitive-space-4);font-size:var(--font-size-label)}.state--loading{min-height:7rem}.state--error>svg,.state--forbidden>svg{color:var(--color-danger)}.state--empty>svg{color:var(--color-action)}.spinner{flex:0 0 auto;animation:spin .85s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.bootstrap-state{display:grid;min-height:100dvh;padding:var(--space-page);place-items:center}.login-page{display:grid;min-height:100dvh;grid-template-columns:minmax(20rem,.8fr) minmax(28rem,1.2fr);background:var(--color-surface)}.login-context{display:flex;min-height:100%;padding:clamp(var(--primitive-space-8),6vw,var(--primitive-space-12));color:var(--color-brand);background:var(--color-action-subtle);flex-direction:column}.brand--login{color:var(--color-brand)}.login-context__copy{display:grid;max-width:34rem;gap:var(--primitive-space-5);margin-block:auto}.login-context__copy .eyebrow{color:var(--color-action)}.login-context__copy h1{font-size:clamp(var(--primitive-font-2xl),3vw,2.5rem);line-height:var(--primitive-line-tight);letter-spacing:-.035em;text-wrap:balance}.login-context__copy>p:last-child{color:var(--color-text-secondary);font-size:var(--font-size-base);line-height:var(--primitive-line-relaxed)}.login-context__security{display:flex;align-items:center;gap:var(--primitive-space-2);color:var(--color-text-secondary);font-size:var(--font-size-label)}.login-panel{display:grid;min-width:0;padding:clamp(var(--primitive-space-6),7vw,6rem);place-items:center}.login-form{display:grid;width:min(100%,27rem);gap:var(--primitive-space-5)}.login-form__heading{display:grid;gap:var(--primitive-space-2);margin-block-end:var(--primitive-space-3)}.login-form__heading h2{font-size:var(--primitive-font-2xl);line-height:var(--primitive-line-tight);letter-spacing:-.025em}.login-form__heading>p:last-child{color:var(--color-text-secondary)}.password-field{position:relative}.password-field input{padding-inline-end:3rem}.password-field .icon-button{position:absolute;inset-block-start:.0625rem;inset-inline-end:.0625rem}.workspace-shell{position:fixed;inset:0;height:auto;min-height:0;background:var(--app-bg);overflow:hidden}.mobile-app-bar{display:none}.workspace-grid{display:grid;height:100%;min-height:0;grid-template-columns:var(--rail-width) minmax(0,1fr);overflow:hidden}.workspace-main{display:grid;height:100%;min-width:0;min-height:0;grid-template-columns:var(--list-width) minmax(0,1fr);overflow:hidden}.queue-rail{display:flex;min-width:0;min-height:0;padding:var(--primitive-space-4) var(--primitive-space-3);color:var(--rail-fg);background:var(--rail-bg);border-inline-end:var(--primitive-border-thin) solid var(--rail-divider);flex-direction:column;overflow:hidden}.queue-rail>.brand{min-height:2.75rem;padding-inline:var(--primitive-space-2)}.rail-section__title{color:var(--rail-muted);font-size:var(--font-size-caption);font-weight:var(--primitive-weight-semibold);letter-spacing:.06em;text-transform:uppercase}.rail-compose-button{display:inline-flex;width:100%;min-height:2.75rem;align-items:center;justify-content:center;gap:var(--primitive-space-2);padding:var(--primitive-space-2) var(--primitive-space-3);margin-block-end:var(--primitive-space-4);color:var(--button-primary-fg);font-size:var(--font-size-label);font-weight:var(--primitive-weight-semibold);background:var(--button-primary-bg);border:var(--primitive-border-thin) solid var(--primitive-indigo-500);border-radius:var(--radius-control);transition:var(--transition-feedback)}.rail-compose-button:hover{background:var(--button-primary-bg-hover)}.queue-navigation{display:flex;min-height:0;gap:var(--primitive-space-5);flex:1;flex-direction:column;overflow-y:auto;overscroll-behavior:contain;scrollbar-width:none;-ms-overflow-style:none}.queue-navigation::-webkit-scrollbar{display:none}.rail-collapse-button{display:none;width:100%;min-height:2.75rem;align-items:center;gap:var(--primitive-space-2);padding:var(--primitive-space-2);margin-block-start:var(--primitive-space-3);color:var(--rail-fg);text-align:start;background:transparent;border:var(--primitive-border-thin) solid var(--rail-divider);border-radius:var(--radius-control);grid-template-columns:1.25rem minmax(0,1fr);transition:var(--transition-feedback)}.rail-collapse-button:hover{color:var(--rail-fg);background:var(--rail-link-hover)}.rail-collapse-button span{overflow:hidden;font-size:var(--font-size-label);font-weight:var(--primitive-weight-medium);text-overflow:ellipsis;white-space:nowrap}.rail-section{display:grid;gap:var(--primitive-space-1)}.rail-section__title{padding:var(--primitive-space-1) var(--primitive-space-2) var(--primitive-space-2)}.rail-link{display:grid;min-height:2.5rem;width:100%;min-width:0;align-items:center;gap:var(--primitive-space-2);padding:var(--primitive-space-2);color:var(--rail-fg);text-align:start;background:transparent;border:var(--primitive-border-thin) solid transparent;border-radius:var(--primitive-radius-md);grid-template-columns:1.25rem minmax(0,1fr) auto;transition:var(--transition-feedback)}.rail-link:hover{color:var(--rail-fg);background:var(--rail-link-hover)}.rail-link--selected,.rail-link--selected:hover{color:var(--color-action);background:var(--rail-link-selected)}.rail-link__icon{display:grid;place-items:center}.rail-link__label{overflow:hidden;font-weight:var(--primitive-weight-medium);text-overflow:ellipsis;white-space:nowrap}.rail-link__count{color:var(--rail-link-count);font-size:var(--font-size-meta);font-variant-numeric:tabular-nums}.rail-link--selected .rail-link__count{color:var(--color-action)}.rail-empty{padding:var(--primitive-space-2);color:var(--rail-muted);font-size:var(--font-size-label)}.rail-account{display:grid;align-items:center;gap:var(--primitive-space-2);padding-block-start:var(--primitive-space-3);margin-block-start:var(--primitive-space-3);border-block-start:var(--primitive-border-thin) solid var(--rail-divider);grid-template-columns:auto minmax(0,1fr) auto}.rail-account .icon-button{color:var(--rail-fg)}.rail-account .icon-button:hover:not(:disabled){color:var(--rail-fg);background:var(--rail-link-hover);border-color:var(--rail-divider)}.avatar{display:grid;width:2rem;height:2rem;color:var(--primitive-indigo-100);font-size:var(--font-size-caption);font-weight:var(--primitive-weight-semibold);background:var(--primitive-indigo-800);border-radius:var(--primitive-radius-full);place-items:center}.rail-account__identity{display:grid;min-width:0;line-height:var(--primitive-line-tight)}.rail-account__identity strong{overflow:hidden;color:var(--rail-fg);font-size:var(--font-size-label);text-overflow:ellipsis;white-space:nowrap}.rail-account__identity span{color:var(--rail-muted);font-size:var(--font-size-caption)}.queue-rail .state{color:var(--rail-muted)}.queue-rail .state strong{color:var(--rail-fg)}.conversation-list-pane{display:flex;min-width:0;min-height:0;background:var(--list-bg);border-inline-end:var(--primitive-border-thin) solid var(--list-border);flex-direction:column;overflow:hidden}.list-header{display:flex;min-height:5.5rem;align-items:center;justify-content:space-between;gap:var(--primitive-space-4);padding:var(--primitive-space-4) var(--primitive-space-5);background:var(--color-surface);border-block-end:var(--primitive-border-thin) solid var(--list-border)}.list-header>div{min-width:0}.list-header h1{margin-block-start:var(--primitive-space-1);font-size:var(--font-size-title);line-height:var(--primitive-line-tight);letter-spacing:-.02em}.mobile-scope-field{display:none}.list-toolbar{display:grid;gap:var(--primitive-space-2);padding:var(--primitive-space-3) var(--primitive-space-4);background:var(--color-surface);border-block-end:var(--primitive-border-thin) solid var(--list-border);grid-template-columns:minmax(0,1fr) 7.5rem}.list-mailbox-filter{grid-column:1 / -1}.search-field{position:relative;min-width:0}.search-field>svg{position:absolute;inset-block-start:50%;inset-inline-start:var(--primitive-space-3);color:var(--color-text-muted);pointer-events:none;transform:translateY(-50%)}.search-field input{padding-inline-start:2.4rem}.list-summary{display:flex;min-height:2.25rem;align-items:center;justify-content:space-between;gap:var(--primitive-space-3);padding:var(--primitive-space-2) var(--primitive-space-4);color:var(--color-text-muted);font-size:var(--font-size-meta);background:var(--color-surface-subtle);border-block-end:var(--primitive-border-thin) solid var(--list-border);font-variant-numeric:tabular-nums}.conversation-list{min-height:0;flex:1;overflow-y:auto;overscroll-behavior:contain;scrollbar-gutter:stable}.conversation-list>ol{background:var(--row-bg)}.conversation-row{position:relative;display:grid;width:100%;min-width:0;gap:var(--primitive-space-2);padding:var(--primitive-space-4);color:var(--color-text);text-align:start;background:var(--row-bg);border:0;border-block-end:var(--primitive-border-thin) solid var(--list-border);transition:var(--transition-feedback)}.conversation-row:hover{background:var(--row-bg-hover)}.conversation-row--selected{background:var(--row-bg-selected);box-shadow:inset 3px 0 0 var(--row-border-selected)}.conversation-row__topline,.conversation-row__metadata{display:flex;min-width:0;align-items:center;gap:var(--primitive-space-2)}.conversation-row__topline{justify-content:space-between}.conversation-row__sender{min-width:0;overflow:hidden;color:var(--color-text-secondary);font-size:var(--font-size-label);text-overflow:ellipsis;white-space:nowrap}.conversation-row__topline time{flex:0 0 auto;color:var(--color-text-muted);font-size:var(--font-size-caption);font-variant-numeric:tabular-nums}.conversation-row__subject{min-width:0;font-size:var(--font-size-body);font-weight:var(--primitive-weight-semibold);line-height:var(--primitive-line-normal);overflow-wrap:anywhere}.conversation-row__preview{display:-webkit-box;overflow:hidden;color:var(--color-text-secondary);font-size:var(--font-size-label);line-height:var(--primitive-line-normal);-webkit-box-orient:vertical;-webkit-line-clamp:1}.conversation-row__metadata{flex-wrap:wrap}.conversation-row__owner{display:inline-flex;min-width:0;align-items:center;gap:var(--primitive-space-1);margin-inline-start:auto;overflow:hidden;color:var(--color-text-muted);font-size:var(--font-size-caption);text-overflow:ellipsis;white-space:nowrap}.conversation-row__caret{flex:0 0 auto;color:var(--color-text-muted)}.status-badge,.priority-label{display:inline-flex;min-height:1.5rem;align-items:center;padding:var(--primitive-space-1) var(--primitive-space-2);font-size:var(--font-size-caption);font-weight:var(--primitive-weight-semibold);line-height:var(--primitive-line-tight);border-radius:var(--primitive-radius-full)}.status-badge--neutral{color:var(--badge-neutral-fg);background:var(--badge-neutral-bg)}.status-badge--action{color:var(--badge-action-fg);background:var(--badge-action-bg)}.status-badge--success{color:var(--badge-success-fg);background:var(--badge-success-bg)}.status-badge--warning,.priority-label{color:var(--badge-warning-fg);background:var(--badge-warning-bg)}.load-more{display:flex;width:calc(100% - 2 * var(--primitive-space-4));margin:var(--primitive-space-4)}.skeleton-list{display:grid;background:var(--row-bg)}.skeleton-row{display:grid;min-height:7.5rem;gap:var(--primitive-space-3);padding:var(--primitive-space-4);border-block-end:var(--primitive-border-thin) solid var(--list-border)}.skeleton-line{display:block;width:100%;height:.75rem;background:linear-gradient(90deg,var(--skeleton-base),var(--skeleton-highlight),var(--skeleton-base));background-size:200% 100%;border-radius:var(--primitive-radius-full);animation:shimmer 1.4s ease-in-out infinite}.skeleton-line--short{width:38%}.skeleton-line--medium{width:70%}@keyframes shimmer{to{background-position:-200% 0}}.conversation-detail-pane{display:flex;height:100%;min-width:0;min-height:0;background:var(--detail-bg);flex-direction:column;overflow:hidden}.conversation-detail-pane section,.conversation-detail-pane h2,.conversation-detail-pane h3{scroll-margin-block-start:12rem}.conversation-detail-pane--empty{align-items:center;justify-content:center}.detail-header{position:sticky;inset-block-start:0;z-index:var(--primitive-z-sticky);display:grid;gap:var(--primitive-space-3);padding:var(--primitive-space-4) clamp(var(--primitive-space-4),2.5vw,var(--primitive-space-8));background:var(--detail-header-bg);border-block-end:var(--primitive-border-thin) solid var(--color-border)}.detail-header__topline,.detail-badges{display:flex;min-width:0;align-items:center;gap:var(--primitive-space-2);flex-wrap:wrap}.detail-header h2{max-width:70ch;font-size:clamp(var(--primitive-font-lg),2vw,var(--primitive-font-2xl));line-height:var(--primitive-line-tight);letter-spacing:-.025em;overflow-wrap:anywhere}.detail-header__identity{display:grid;min-width:0;flex:1 1 12rem;gap:var(--primitive-space-1)}.detail-queue{color:var(--color-text-secondary);font-size:var(--font-size-label);font-weight:var(--primitive-weight-semibold)}.detail-sync{display:inline-flex;align-items:center;gap:var(--primitive-space-1);color:var(--color-text-muted);font-size:var(--font-size-caption)}.mobile-back{display:none}.detail-scroll{min-height:0;padding:var(--primitive-space-5) clamp(var(--primitive-space-4),2.5vw,var(--primitive-space-8)) var(--primitive-space-12);flex:1 1 auto;overflow-x:hidden;overflow-y:auto;overscroll-behavior:contain;scroll-padding-block-start:var(--primitive-space-4);scrollbar-gutter:stable}.conversation-list,.detail-scroll{scrollbar-color:transparent transparent;scrollbar-width:thin}.conversation-list:hover,.conversation-list:focus-within,.detail-scroll:hover,.detail-scroll:focus-within{scrollbar-color:var(--color-border-strong) transparent}.conversation-list::-webkit-scrollbar,.detail-scroll::-webkit-scrollbar{width:.5rem}.conversation-list::-webkit-scrollbar-track,.detail-scroll::-webkit-scrollbar-track{background:transparent}.conversation-list::-webkit-scrollbar-thumb,.detail-scroll::-webkit-scrollbar-thumb{background:transparent;border:.125rem solid transparent;border-radius:var(--primitive-radius-full);background-clip:padding-box}.conversation-list:hover::-webkit-scrollbar-thumb,.conversation-list:focus-within::-webkit-scrollbar-thumb,.detail-scroll:hover::-webkit-scrollbar-thumb,.detail-scroll:focus-within::-webkit-scrollbar-thumb{background:var(--color-border-strong);background-clip:padding-box}.conversation-list::-webkit-scrollbar-button,.detail-scroll::-webkit-scrollbar-button{display:none;width:0;height:0}.responsibility-panel,.note-composer,.activity-section{width:min(100%,64rem);padding:var(--primitive-space-5);margin-inline:auto;background:var(--color-surface);border:var(--primitive-border-thin) solid var(--color-border);border-radius:var(--radius-panel)}.note-composer,.activity-section{margin-block-start:var(--primitive-space-4)}.section-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--primitive-space-4)}.section-heading h3{margin-block-start:var(--primitive-space-1);font-size:var(--font-size-lg);line-height:var(--primitive-line-tight)}.section-heading--compact{align-items:center;margin-block-end:var(--primitive-space-4)}.thread-heading-actions,.thread-time-order{display:inline-flex;align-items:center}.thread-heading-actions{gap:var(--primitive-space-2)}.thread-time-order{gap:var(--primitive-space-1);color:var(--color-text-muted);font-size:var(--font-size-caption);white-space:nowrap}.owner-summary{display:flex;min-width:10rem;align-items:center;gap:var(--primitive-space-2);padding:var(--primitive-space-2) var(--primitive-space-3);color:var(--color-text-secondary);background:var(--color-surface-muted);border-radius:var(--radius-control)}.owner-summary span{display:grid;min-width:0;line-height:var(--primitive-line-tight)}.owner-summary small{color:var(--color-text-muted);font-size:var(--font-size-caption)}.owner-summary strong{overflow:hidden;color:var(--color-text);font-size:var(--font-size-label);text-overflow:ellipsis;white-space:nowrap}.quick-actions{display:flex;gap:var(--primitive-space-2);padding-block:var(--primitive-space-4);flex-wrap:wrap}.workflow-state-card{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--primitive-space-3);margin-block-end:var(--primitive-space-4);padding:var(--primitive-space-3) var(--primitive-space-4);border:var(--primitive-border-thin) solid var(--color-warning-border);border-radius:var(--radius-control);background:var(--color-warning-subtle)}.workflow-state-card strong,.workflow-state-card small{display:flex;align-items:center;gap:var(--primitive-space-2)}.workflow-state-card p{margin-block:var(--primitive-space-1);color:var(--color-text-secondary)}.workflow-state-card small{color:var(--color-text-muted)}.read-only-notice{display:inline-flex;align-items:center;min-height:var(--button-height);padding-inline:var(--primitive-space-3);color:var(--color-text-secondary);background:var(--color-surface-muted);border:var(--primitive-border-thin) solid var(--color-border);border-radius:var(--radius-control);font-size:var(--font-size-meta)}.operation-grid{display:grid;gap:var(--primitive-space-4);grid-template-columns:repeat(2,minmax(0,1fr))}.operation-form{display:grid;align-content:start;gap:var(--primitive-space-3);padding:var(--primitive-space-4);background:var(--color-surface-subtle);border:var(--primitive-border-thin) solid var(--color-border);border-radius:var(--radius-control)}.operation-form__title{display:flex;align-items:center;gap:var(--primitive-space-2);color:var(--color-text-secondary)}.operation-form--error{color:var(--color-danger);background:var(--color-danger-subtle);border-color:var(--color-danger-border)}.operation-form .button{justify-self:start}.workflow-form-actions{display:flex;align-items:center;gap:var(--primitive-space-2);flex-wrap:wrap}.workflow-form-actions .button{justify-self:auto}@media(max-width:42rem){.workflow-state-card{flex-direction:column}}.responsibility-panel>.field-error{margin-block-start:var(--primitive-space-3)}.note-composer textarea{min-height:6.75rem}.note-composer__footer{display:flex;align-items:center;justify-content:space-between;gap:var(--primitive-space-3);margin-block-start:var(--primitive-space-3)}.note-composer__footer>span{color:var(--color-text-muted);font-size:var(--font-size-caption);font-variant-numeric:tabular-nums}.activity-list{position:relative;display:grid;gap:var(--primitive-space-3)}.activity-section--primary .activity-list{gap:var(--primitive-space-4);padding-inline-start:var(--primitive-space-5)}.activity-section--primary .activity-list:before{position:absolute;width:2px;inset-block:var(--primitive-space-3);inset-inline-start:.4375rem;background:var(--color-border-strong);border-radius:var(--primitive-radius-full);content:""}.mail-timeline-item{position:relative}.mail-timeline-item:before{position:absolute;z-index:1;width:.75rem;height:.75rem;inset-block-start:var(--primitive-space-4);inset-inline-start:calc(-1 * var(--primitive-space-5) + .0625rem);background:var(--color-info);border:2px solid var(--color-surface);border-radius:var(--primitive-radius-full);box-shadow:0 0 0 1px var(--color-info-border);content:""}.mail-timeline-item--outbound:before{background:var(--color-success);box-shadow:0 0 0 1px var(--color-success-border)}.activity-card{padding:var(--primitive-space-4);background:var(--timeline-email-bg);border:var(--primitive-border-thin) solid 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.overview-signal__icon{color:var(--color-warning);background:var(--color-warning-subtle)}.overview-signal--success .overview-signal__icon{color:var(--color-success);background:var(--color-success-subtle)}.overview-signal>div{display:grid;min-width:0;gap:var(--primitive-space-1)}.overview-signal span:not(.overview-signal__icon),.overview-signal small{color:var(--color-text-secondary);font-size:var(--font-size-meta)}.overview-signal strong{font-size:var(--primitive-font-2xl);line-height:var(--primitive-line-tight);font-variant-numeric:tabular-nums}.overview-columns{display:grid;align-items:start;gap:var(--primitive-space-4);grid-template-columns:minmax(0,1.25fr) minmax(18rem,.75fr)}.overview-panel{padding:var(--primitive-space-5);background:var(--overview-panel-bg);border:var(--primitive-border-thin) solid var(--overview-panel-border);border-radius:var(--radius-panel)}.overview-scope-list{display:grid;border-block-start:var(--primitive-border-thin) solid 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