@import"https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&display=swap";:root{--accent: #1A73E8;--accent-hover: #1557B0;--accent-subtle: #E8F0FE;--surface: #FFFFFF;--surface-2: #F8F9FA;--surface-3: #F1F3F4;--surface-hover: #F1F3F4;--border: #E2E8F0;--border-strong: #CBD5E1;--text-primary: #0F172A;--text-secondary: #475569;--text-muted: #94A3B8;--c-critical: #DC2626;--c-critical-bg: #FEF2F2;--c-high: #D97706;--c-high-bg: #FFFBEB;--c-medium: #1A73E8;--c-medium-bg: #EFF6FF;--c-low: #16A34A;--c-low-bg: #F0FDF4;--nav-w: 56px;--list-w: 300px;--font: "Inter", "Google Sans", system-ui, -apple-system, sans-serif;--mono: "JetBrains Mono", "Fira Code", monospace;--r-sm: 6px;--r-md: 10px;--r-lg: 14px;--r-xl: 20px;--r-full: 9999px;--shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 12px rgba(0,0,0,.08);--md-primary: var(--accent);--md-on-primary: #fff;--md-primary-container: var(--accent-subtle);--md-on-primary-container: var(--accent);--md-surface: var(--surface);--md-surface-variant: var(--surface-2);--md-on-surface: var(--text-primary);--md-on-surface-variant:var(--text-secondary);--md-outline: var(--border);--md-outline-variant: var(--border);--md-error: var(--c-critical);--md-error-container: var(--c-critical-bg);--md-on-error-container:var(--c-critical);--elevation-1: var(--surface-hover);--elevation-2: var(--surface-3);--text-display: 28px;--text-title: 18px;--text-body: 14px;--text-label: 12px;--text-caption: 11px;--sp-1:4px;--sp-2:8px;--sp-3:12px;--sp-4:16px;--sp-5:20px;--sp-6:24px;--sp-8:32px;--sp-10:40px;--radius-xs:var(--r-sm);--radius-sm:var(--r-sm);--radius-md:var(--r-md);--radius-lg:var(--r-lg);--radius-full:var(--r-full);--duration-short:.15s;--duration-medium:.25s;--easing-standard: cubic-bezier(.2,0,0,1)}@media (prefers-color-scheme: dark){:root{--accent: #8AB4F8;--accent-hover: #93BBFF;--accent-subtle: #1A3A6A;--surface: #0F172A;--surface-2: #1E293B;--surface-3: #273447;--surface-hover: #1E293B;--border: #2D3F55;--border-strong: #3D5068;--text-primary: #F1F5F9;--text-secondary: #94A3B8;--text-muted: #64748B;--c-critical-bg: #3B0F0F;--c-high-bg: #2C1A00;--c-medium-bg: #0D2147;--c-low-bg: #063313}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body,#app{height:100%;font-family:var(--font);font-size:14px;color:var(--text-primary);background:var(--surface);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-shell{display:flex;height:100vh;overflow:hidden;background:var(--surface-2)}.nav-rail{width:var(--nav-w);display:flex;flex-direction:column;align-items:center;padding:12px 0 8px;gap:2px;background:var(--surface);border-right:1px solid var(--border);flex-shrink:0;z-index:10}.nav-logo{width:32px;height:32px;background:var(--accent);border-radius:var(--r-md);display:flex;align-items:center;justify-content:center;margin-bottom:12px;flex-shrink:0}.nav-item{width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:var(--r-md);cursor:pointer;text-decoration:none;color:var(--text-muted);position:relative;transition:background .12s,color .12s}.nav-item:hover{background:var(--surface-hover);color:var(--text-primary)}.nav-item.active{background:var(--accent-subtle);color:var(--accent)}.nav-item .material-symbols-rounded{font-size:20px}.nav-item:after{content:attr(data-label);position:absolute;left:calc(var(--nav-w) - 4px);background:var(--text-primary);color:var(--surface);font-size:11px;font-weight:500;padding:4px 8px;border-radius:var(--r-sm);white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .12s;z-index:100}.nav-item:hover:after{opacity:1}.nav-spacer{flex:1}.main-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.inbox-wrapper{flex:1;display:flex;overflow:hidden}.page-wrapper{flex:1;overflow-y:auto;padding:24px 28px}.inbox-shell{display:flex;flex:1;overflow:hidden}.email-list-pane{width:var(--list-w);flex-shrink:0;display:flex;flex-direction:column;background:var(--surface);border-right:1px solid var(--border);overflow:hidden}.email-list-header{padding:16px 16px 12px;border-bottom:1px solid var(--border);flex-shrink:0}.email-list-title{font-size:15px;font-weight:600;color:var(--text-primary);margin-bottom:10px}.filter-row{display:flex;gap:4px;flex-wrap:wrap}.filter-chip{padding:3px 10px;border-radius:var(--r-full);font-size:11px;font-weight:500;cursor:pointer;border:1px solid var(--border);background:transparent;color:var(--text-secondary);transition:all .12s;font-family:var(--font)}.filter-chip:hover{border-color:var(--accent);color:var(--accent)}.filter-chip.active{background:var(--accent);color:#fff;border-color:var(--accent)}.filter-chip .count{opacity:.7;margin-left:3px}.email-list-scroll{flex:1;overflow-y:auto;padding:6px 0}.email-row{display:flex;align-items:flex-start;gap:10px;padding:10px 14px;cursor:pointer;border-bottom:1px solid transparent;transition:background .1s;position:relative}.email-row:hover{background:var(--surface-hover)}.email-row.selected{background:var(--accent-subtle)}.email-row.selected:before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;background:var(--accent);border-radius:0 2px 2px 0}.email-row-dot{width:7px;height:7px;border-radius:50%;margin-top:5px;flex-shrink:0}.email-row-dot.critical{background:var(--c-critical)}.email-row-dot.high{background:var(--c-high)}.email-row-dot.medium{background:var(--c-medium)}.email-row-dot.low{background:var(--c-low)}.email-row-body{flex:1;min-width:0}.email-row-sender{font-size:13px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-primary)}.email-row-subject{font-size:12px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-secondary);margin-top:1px}.email-row-preview{font-size:11px;color:var(--text-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:1px}.email-row-meta{display:flex;flex-direction:column;align-items:flex-end;gap:4px;flex-shrink:0}.email-row-time{font-size:10px;color:var(--text-muted);white-space:nowrap}.email-row-badge{font-size:10px;font-weight:600;padding:1px 6px;border-radius:var(--r-full)}.email-row-badge.critical{background:var(--c-critical-bg);color:var(--c-critical)}.email-row-badge.high{background:var(--c-high-bg);color:var(--c-high)}.email-row-badge.done{background:var(--surface-3);color:var(--text-muted)}.detail-pane{flex:1;display:flex;flex-direction:column;overflow:hidden;background:var(--surface)}.detail-empty{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;color:var(--text-muted)}.detail-empty .material-symbols-rounded{font-size:48px;opacity:.3}.detail-empty p{font-size:13px}.detail-scroll{flex:1;overflow-y:auto;padding:28px 32px}.detail-header{display:flex;align-items:flex-start;gap:14px;margin-bottom:20px}.sender-avatar{width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;color:#fff;flex-shrink:0;-webkit-user-select:none;user-select:none}.detail-header-info{flex:1;min-width:0}.detail-from{font-size:14px;font-weight:600;color:var(--text-primary)}.detail-from-email{font-size:12px;color:var(--text-muted)}.detail-time{font-size:11px;color:var(--text-muted)}.detail-subject{font-size:20px;font-weight:600;color:var(--text-primary);line-height:1.3;margin-bottom:20px}.ai-card{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--r-lg);padding:14px 16px;margin-bottom:20px}.ai-card-header{display:flex;align-items:center;gap:8px;margin-bottom:10px}.ai-chip{font-size:10px;font-weight:700;letter-spacing:.5px;padding:2px 8px;border-radius:var(--r-full);background:var(--accent);color:#fff}.ai-summary{font-size:13px;color:var(--text-primary);line-height:1.55;margin-bottom:10px}.ai-meta{display:flex;gap:16px;flex-wrap:wrap}.ai-meta-item{font-size:11px;color:var(--text-muted)}.ai-meta-item strong{color:var(--text-secondary);font-weight:600}.pill{display:inline-flex;align-items:center;padding:2px 8px;border-radius:var(--r-full);font-size:11px;font-weight:600}.pill.critical{background:var(--c-critical-bg);color:var(--c-critical)}.pill.high{background:var(--c-high-bg);color:var(--c-high)}.pill.medium{background:var(--c-medium-bg);color:var(--c-medium)}.pill.low{background:var(--c-low-bg);color:var(--c-low)}.email-body-section{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--r-lg);padding:16px;margin-bottom:24px}.email-body-label{font-size:10px;font-weight:700;letter-spacing:.5px;color:var(--text-muted);text-transform:uppercase;margin-bottom:10px}.email-body-text{font-size:13px;color:var(--text-secondary);line-height:1.65;white-space:pre-wrap;word-break:break-word}.replies-section{margin-bottom:20px}.replies-label{font-size:10px;font-weight:700;letter-spacing:.5px;color:var(--text-muted);text-transform:uppercase;margin-bottom:10px}.reply-card{border:1.5px solid var(--border);border-radius:var(--r-lg);padding:14px 16px;margin-bottom:10px;transition:border-color .15s,box-shadow .15s}.reply-card:hover{border-color:var(--accent);box-shadow:0 0 0 3px #1a73e814}.reply-card-label{font-size:11px;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.4px;margin-bottom:6px}.reply-card-body{font-size:13px;color:var(--text-secondary);line-height:1.6;margin-bottom:12px}.reply-card-actions{display:flex;gap:8px;align-items:center}.edit-area{width:100%;min-height:120px;padding:12px 14px;border:1.5px solid var(--border);border-radius:var(--r-lg);background:var(--surface);color:var(--text-primary);font-family:var(--font);font-size:13px;line-height:1.6;resize:vertical;outline:none;transition:border-color .15s;margin-bottom:10px}.edit-area:focus{border-color:var(--accent)}.action-bar{display:flex;gap:8px;align-items:center;padding:12px 32px;border-top:1px solid var(--border);background:var(--surface);flex-shrink:0}.btn{display:inline-flex;align-items:center;gap:6px;padding:0 16px;height:34px;border-radius:var(--r-full);border:none;font-family:var(--font);font-size:13px;font-weight:500;cursor:pointer;transition:background .12s,opacity .12s;white-space:nowrap}.btn:disabled{opacity:.45;cursor:not-allowed}.btn .material-symbols-rounded{font-size:16px}.btn-primary{background:var(--accent);color:#fff}.btn-primary:not(:disabled):hover{background:var(--accent-hover)}.btn-outline{background:transparent;border:1.5px solid var(--border);color:var(--text-secondary)}.btn-outline:not(:disabled):hover{border-color:var(--accent);color:var(--accent);background:var(--accent-subtle)}.btn-ghost{background:transparent;color:var(--text-muted)}.btn-ghost:not(:disabled):hover{background:var(--surface-hover);color:var(--text-primary)}.btn-danger{background:transparent;color:var(--c-critical)}.btn-danger:not(:disabled):hover{background:var(--c-critical-bg)}.btn-filled{background:var(--accent);color:#fff}.btn-filled:not(:disabled):hover{background:var(--accent-hover)}.btn-outlined{background:transparent;border:1.5px solid var(--border);color:var(--accent)}.btn-outlined:not(:disabled):hover{background:var(--accent-subtle)}.btn-text{background:transparent;color:var(--accent)}.btn-text:not(:disabled):hover{background:var(--accent-subtle)}.top-app-bar{display:flex;align-items:center;gap:12px;padding:0 20px;height:52px;background:var(--surface);border-bottom:1px solid var(--border);flex-shrink:0}.top-app-bar .title{font-size:15px;font-weight:600;color:var(--text-primary);flex:1}.top-app-bar .icon-btn{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:transparent;border:none;border-radius:var(--r-md);cursor:pointer;color:var(--text-muted);transition:background .12s}.top-app-bar .icon-btn:hover{background:var(--surface-hover);color:var(--text-primary)}.top-app-bar .icon-btn .material-symbols-rounded{font-size:18px}.page-shell{flex:1;display:flex;flex-direction:column;overflow:hidden}.page-header{padding:20px 28px 16px;border-bottom:1px solid var(--border);flex-shrink:0}.page-title{font-size:18px;font-weight:600;color:var(--text-primary)}.page-subtitle{font-size:12px;color:var(--text-muted);margin-top:2px}.page-body{flex:1;overflow-y:auto;padding:24px 28px}.md-input,input.md-input,select.md-input,textarea.md-input{padding:9px 12px;border:1.5px solid var(--border);border-radius:var(--r-md);background:var(--surface);color:var(--text-primary);font-family:var(--font);font-size:13px;outline:none;transition:border-color .15s;width:100%}.md-input:focus{border-color:var(--accent)}.field-label{font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.4px;margin-bottom:5px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:16px}.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:12px;margin-bottom:24px}.kpi-tile{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--r-lg);padding:16px}.kpi-value{font-size:26px;font-weight:600;color:var(--text-primary)}.kpi-label{font-size:11px;color:var(--text-muted);margin-top:4px}.section-header{font-size:11px;font-weight:700;letter-spacing:.6px;color:var(--text-muted);text-transform:uppercase;margin-bottom:12px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:48px 20px;gap:12px;color:var(--text-muted);text-align:center}.empty-state .material-symbols-rounded{font-size:40px;opacity:.3}.empty-state p{font-size:13px}.divider{height:1px;background:var(--border);margin:16px 0}.chip{display:inline-flex;align-items:center;padding:2px 8px;border-radius:var(--r-full);font-size:11px;font-weight:500;background:var(--surface-3);color:var(--text-secondary)}::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:10px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.login-container{display:flex;align-items:center;justify-content:center;height:100vh;background:var(--surface-2)}.login-card{width:100%;max-width:360px;padding:36px;background:var(--surface);border:1px solid var(--border);border-radius:var(--r-xl);box-shadow:var(--shadow-md)}.login-logo{text-align:center;margin-bottom:28px}.login-icon{font-size:40px}.login-logo h1{font-size:20px;font-weight:700;margin-top:10px;color:var(--text-primary)}.login-subtitle{font-size:12px;color:var(--text-muted);margin-top:4px}.login-form{display:flex;flex-direction:column;gap:14px}.login-form .form-field{display:flex;flex-direction:column;gap:5px}.login-form label{font-size:12px;font-weight:600;color:var(--text-muted)}.login-form input{padding:10px 13px;border-radius:var(--r-md);border:1.5px solid var(--border);background:var(--surface);color:var(--text-primary);font-size:13px;outline:none;transition:border-color .15s}.login-form input:focus{border-color:var(--accent)}.login-error{font-size:12px;color:var(--c-critical);text-align:center}.login-btn{padding:11px;border:none;border-radius:var(--r-md);background:var(--accent);color:#fff;font-size:14px;font-weight:600;cursor:pointer;transition:opacity .15s;margin-top:4px}.login-btn:disabled{opacity:.6;cursor:not-allowed}.login-btn:not(:disabled):hover{opacity:.9}@media (max-width: 768px){.email-list-pane{width:100%}.detail-pane{display:none}.detail-pane.visible{display:flex;position:fixed;top:0;right:0;bottom:0;left:0;z-index:50}:root{--nav-w: 0px}.nav-rail{display:none}}@keyframes spin{to{transform:rotate(360deg)}}.demo-banner{position:fixed;top:0;left:0;right:0;z-index:9999;display:flex;align-items:center;justify-content:center;gap:8px;padding:6px 16px;background:#1a1a2e;color:#a0a8c0;font-size:12px;border-bottom:1px solid rgba(255,255,255,.08)}.demo-banner a{color:var(--accent, #7c83ff);text-decoration:none;font-weight:500}.demo-banner a:hover{text-decoration:underline}.app-shell.demo-offset{padding-top:33px}