@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap";:root{--bg-primary:#0a0a0f;--bg-secondary:#12121a;--bg-card:#ffffff0a;--bg-card-hover:#ffffff12;--bg-glass:#ffffff0f;--text-primary:#f0f0f5;--text-secondary:#8b8b9e;--text-muted:#5a5a6e;--accent-primary:#7c5cfc;--accent-secondary:#5e9cff;--accent-glow:#7c5cfc59;--accent-gradient:linear-gradient(135deg, #7c5cfc 0%, #5e9cff 100%);--status-pending:#f59e0b;--status-approved:#22c55e;--status-rejected:#ef4444;--status-sent:#3b82f6;--border-subtle:#ffffff14;--border-hover:#7c5cfc66;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--radius-full:9999px;--shadow-sm:0 2px 8px #00000040;--shadow-md:0 4px 20px #00000059;--shadow-glow:0 0 30px #7c5cfc26;--transition-fast:.15s ease;--transition-normal:.25s ease;--transition-slow:.4s cubic-bezier(.4, 0, .2, 1)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px}body{background-color:var(--bg-primary);color:var(--text-primary);min-height:100vh;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;line-height:1.6;overflow-x:hidden}#root{min-height:100vh}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;outline:none;font-family:inherit}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{border-radius:var(--radius-full);background:#ffffff1a}::-webkit-scrollbar-thumb:hover{background:#fff3}.app-layout{height:100vh;display:flex;overflow:hidden}.sidebar{background:var(--bg-secondary);border-right:1px solid var(--border-subtle);flex-direction:column;flex-shrink:0;width:260px;padding:24px 16px;display:flex}.sidebar-logo{align-items:center;gap:12px;margin-bottom:36px;padding:0 8px;display:flex}.sidebar-logo-icon{border-radius:var(--radius-md);background:var(--accent-gradient);width:36px;height:36px;box-shadow:var(--shadow-glow);justify-content:center;align-items:center;font-size:18px;display:flex}.sidebar-logo-text{background:var(--accent-gradient);-webkit-text-fill-color:transparent;letter-spacing:-.5px;-webkit-background-clip:text;background-clip:text;font-size:22px;font-weight:700}.sidebar-nav{flex-direction:column;flex:1;gap:4px;display:flex}.sidebar-link{border-radius:var(--radius-md);color:var(--text-secondary);transition:all var(--transition-normal);align-items:center;gap:12px;padding:10px 12px;font-size:14px;font-weight:500;display:flex;position:relative;overflow:hidden}.sidebar-link:before{content:"";background:var(--accent-gradient);opacity:0;transition:opacity var(--transition-normal);border-radius:var(--radius-md);position:absolute;inset:0}.sidebar-link:hover{color:var(--text-primary)}.sidebar-link:hover:before{opacity:.1}.sidebar-link.active{color:var(--text-primary);background:var(--bg-card-hover)}.sidebar-link.active:before{opacity:.15}.sidebar-link-icon{text-align:center;z-index:1;width:20px;font-size:18px;position:relative}.sidebar-link-label{z-index:1;position:relative}.sidebar-link-badge{background:var(--accent-primary);color:#fff;border-radius:var(--radius-full);z-index:1;margin-left:auto;padding:2px 8px;font-size:11px;font-weight:600;position:relative}.sidebar-user{border-top:1px solid var(--border-subtle);align-items:center;gap:12px;margin-top:16px;padding:12px;display:flex}.sidebar-user-avatar{border-radius:var(--radius-full);background:var(--accent-gradient);color:#fff;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;font-size:14px;font-weight:600;display:flex}.sidebar-user-info{overflow:hidden}.sidebar-user-name{white-space:nowrap;text-overflow:ellipsis;font-size:13px;font-weight:600;overflow:hidden}.sidebar-user-email{color:var(--text-muted);white-space:nowrap;text-overflow:ellipsis;font-size:11px;overflow:hidden}.main-content{flex-direction:column;flex:1;display:flex;overflow:hidden}.topbar{border-bottom:1px solid var(--border-subtle);background:var(--bg-secondary);flex-shrink:0;justify-content:space-between;align-items:center;height:64px;padding:0 28px;display:flex}.topbar-title{letter-spacing:-.3px;font-size:18px;font-weight:600}.topbar-actions{align-items:center;gap:12px;display:flex}.split-pane{flex:1;display:flex;overflow:hidden}.draft-list-pane{border-right:1px solid var(--border-subtle);background:var(--bg-secondary);flex-direction:column;flex-shrink:0;width:420px;display:flex}.draft-list-header{border-bottom:1px solid var(--border-subtle);padding:20px 20px 16px}.draft-list-header h2{color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px;font-size:15px;font-weight:600}.draft-list-scroll{flex:1;padding:12px;overflow-y:auto}.draft-card{border-radius:var(--radius-lg);background:var(--bg-card);border:1px solid var(--border-subtle);cursor:pointer;transition:all var(--transition-normal);margin-bottom:8px;padding:16px;position:relative;overflow:hidden}.draft-card:before{content:"";background:var(--accent-gradient);opacity:0;width:3px;height:100%;transition:opacity var(--transition-normal);position:absolute;top:0;left:0}.draft-card:hover{background:var(--bg-card-hover);border-color:var(--border-hover);box-shadow:var(--shadow-glow);transform:translateY(-1px)}.draft-card:hover:before{opacity:1}.draft-card.active{background:var(--bg-card-hover);border-color:var(--border-hover);box-shadow:var(--shadow-glow)}.draft-card.active:before{opacity:1}.draft-card-header{justify-content:space-between;align-items:center;margin-bottom:8px;display:flex}.draft-card-sender{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;max-width:220px;font-size:13px;font-weight:600;overflow:hidden}.draft-card-subject{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;margin-bottom:6px;font-size:14px;font-weight:500;overflow:hidden}.draft-card-preview{color:var(--text-muted);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:13px;line-height:1.5;display:-webkit-box;overflow:hidden}.draft-card-footer{justify-content:space-between;align-items:center;margin-top:12px;display:flex}.draft-card-cta{color:var(--accent-secondary);transition:color var(--transition-fast);align-items:center;gap:4px;font-size:12px;font-weight:500;display:flex}.draft-card:hover .draft-card-cta{color:var(--accent-primary)}.badge{border-radius:var(--radius-full);text-transform:uppercase;letter-spacing:.5px;padding:3px 10px;font-size:11px;font-weight:600}.badge-pending{color:var(--status-pending);background:#f59e0b14;border:1px solid #f59e0b4d}.badge-approved,.badge-sent{color:var(--status-approved);background:#22c55e14;border:1px solid #22c55e4d}.badge-rejected{color:var(--status-rejected);background:#ef444414;border:1px solid #ef44444d}.detail-pane{flex-direction:column;flex:1;display:flex;overflow:hidden}.detail-empty{color:var(--text-muted);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:16px;display:flex}.detail-empty-icon{opacity:.3;font-size:56px}.detail-empty-text{font-size:15px;font-weight:500}.detail-header{border-bottom:1px solid var(--border-subtle);background:var(--bg-secondary);padding:24px 28px}.detail-header-sender{color:var(--text-secondary);margin-bottom:4px;font-size:13px}.detail-header-subject{letter-spacing:-.3px;font-size:20px;font-weight:700}.detail-body{flex:1;padding:28px;overflow-y:auto}.detail-section{margin-bottom:28px}.detail-section-label{text-transform:uppercase;letter-spacing:1px;color:var(--text-muted);margin-bottom:12px;font-size:11px;font-weight:600}.detail-original-body{background:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border-subtle);color:var(--text-secondary);white-space:pre-wrap;padding:16px 20px;font-size:14px;line-height:1.7}.detail-draft-editor{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-md);width:100%;min-height:180px;color:var(--text-primary);resize:vertical;transition:border-color var(--transition-normal), box-shadow var(--transition-normal);padding:16px 20px;font-family:Inter,sans-serif;font-size:14px;line-height:1.7}.detail-draft-editor:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-glow);outline:none}.detail-actions{border-top:1px solid var(--border-subtle);background:var(--bg-secondary);align-items:center;gap:12px;padding:20px 28px;display:flex}.btn{border-radius:var(--radius-full);transition:all var(--transition-normal);justify-content:center;align-items:center;gap:8px;padding:10px 24px;font-size:14px;font-weight:600;display:inline-flex;position:relative;overflow:hidden}.btn-primary{background:var(--accent-gradient);color:#fff;box-shadow:0 4px 15px var(--accent-glow)}.btn-primary:hover{box-shadow:0 6px 25px var(--accent-glow);transform:translateY(-1px)}.btn-primary:active{transform:translateY(0)}.btn-danger{color:var(--status-rejected);background:0 0;border:1px solid #ef44444d}.btn-danger:hover{border-color:var(--status-rejected);background:#ef44441a}.btn-ghost{color:var(--text-secondary);border:1px solid var(--border-subtle);background:0 0}.btn-ghost:hover{background:var(--bg-card-hover);color:var(--text-primary);border-color:var(--border-hover)}.btn-icon{border-radius:var(--radius-full);background:var(--bg-card);border:1px solid var(--border-subtle);width:36px;height:36px;color:var(--text-secondary);transition:all var(--transition-normal);justify-content:center;align-items:center;padding:0;font-size:16px;display:flex}.btn-icon:hover{background:var(--bg-card-hover);color:var(--text-primary);border-color:var(--border-hover)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.login-page{background:var(--bg-primary);justify-content:center;align-items:center;min-height:100vh;display:flex;position:relative;overflow:hidden}.login-page:before{content:"";pointer-events:none;background:radial-gradient(circle,#7c5cfc26 0%,#0000 70%);border-radius:50%;width:600px;height:600px;position:absolute;top:-200px;right:-100px}.login-page:after{content:"";pointer-events:none;background:radial-gradient(circle,#5e9cff1a 0%,#0000 70%);border-radius:50%;width:500px;height:500px;position:absolute;bottom:-150px;left:-100px}.login-card{z-index:1;background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border-subtle);border-radius:var(--radius-xl);text-align:center;width:440px;max-width:90vw;box-shadow:var(--shadow-md);padding:48px;position:relative}.login-logo{margin-bottom:8px;font-size:42px}.login-title{background:var(--accent-gradient);-webkit-text-fill-color:transparent;letter-spacing:-.5px;-webkit-background-clip:text;background-clip:text;margin-bottom:8px;font-size:28px;font-weight:800}.login-subtitle{color:var(--text-secondary);margin-bottom:36px;font-size:15px;line-height:1.5}.login-btn{border-radius:var(--radius-full);color:#1a1a2e;width:100%;transition:all var(--transition-normal);background:#fff;border:none;justify-content:center;align-items:center;gap:12px;padding:14px 24px;font-size:15px;font-weight:600;display:flex}.login-btn:hover{transform:translateY(-2px);box-shadow:0 8px 30px #ffffff26}.login-btn:active{transform:translateY(0)}.login-btn-icon{width:20px;height:20px}.login-features{flex-direction:column;gap:12px;margin-top:32px;display:flex}.login-feature{color:var(--text-muted);align-items:center;gap:10px;font-size:13px;display:flex}.login-feature-icon{color:var(--accent-primary);font-size:16px}.loading-spinner{border:2px solid var(--border-subtle);border-top-color:var(--accent-primary);border-radius:50%;width:20px;height:20px;animation:.6s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.skeleton{background:linear-gradient(90deg, var(--bg-card) 25%, var(--bg-card-hover) 50%, var(--bg-card) 75%);border-radius:var(--radius-sm);background-size:200% 100%;animation:1.5s infinite shimmer}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:.3s forwards fadeIn}.toast-container{z-index:1000;flex-direction:column;gap:8px;display:flex;position:fixed;bottom:24px;right:24px}.toast{border-radius:var(--radius-md);background:var(--bg-glass);-webkit-backdrop-filter:blur(20px);border:1px solid var(--border-subtle);color:var(--text-primary);box-shadow:var(--shadow-md);align-items:center;gap:10px;padding:14px 20px;font-size:13px;font-weight:500;animation:.3s toastSlideIn;display:flex}.toast-success{border-left:3px solid var(--status-approved)}.toast-error{border-left:3px solid var(--status-rejected)}@keyframes toastSlideIn{0%{opacity:0;transform:translate(20px)}to{opacity:1;transform:translate(0)}}.copilot-container{align-items:center;gap:12px;margin-top:16px;display:flex}.copilot-input-wrapper{flex:1;align-items:center;display:flex;position:relative}.copilot-input{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-full);width:100%;color:var(--text-primary);transition:all var(--transition-normal);padding:12px 16px 12px 42px;font-family:Inter,sans-serif;font-size:14px}.copilot-input:focus{border-color:var(--accent-primary);box-shadow:0 0 0 3px var(--accent-glow);background:var(--bg-secondary);outline:none}.copilot-icon{color:var(--accent-primary);font-size:16px;position:absolute;left:14px}.copilot-btn{border-radius:var(--radius-full);background:var(--bg-card);border:1px solid var(--accent-primary);color:var(--text-primary);transition:all var(--transition-normal);align-items:center;gap:8px;padding:12px 24px;font-size:13px;font-weight:600;display:flex}.copilot-btn:hover:not(:disabled){background:var(--accent-gradient);box-shadow:0 4px 15px var(--accent-glow);border-color:#0000;transform:translateY(-1px)}.copilot-btn:disabled{opacity:.6;cursor:not-allowed;border-color:var(--border-subtle)}.shimmer-bg{background:linear-gradient(90deg, var(--bg-card) 25%, #7c5cfc1a 50%, var(--bg-card) 75%);border-color:var(--accent-primary);background-size:200% 100%;animation:2s linear infinite shimmer-bg}@keyframes shimmer-bg{0%{background-position:200% 0}to{background-position:-200% 0}}@media (width<=1024px){.sidebar{display:none}.draft-list-pane{width:340px}}@media (width<=768px){.split-pane{flex-direction:column}.draft-list-pane{border-right:none;border-bottom:1px solid var(--border-subtle);width:100%;height:40vh}.detail-pane{height:60vh}}