@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";
:root{--bg-primary:#0a0a0f;--bg-secondary:#12121a;--bg-tertiary:#1a1a2e;--bg-card:#16162a;--bg-hover:#1e1e3a;--bg-active:#252545;--bg-glass:#16162acc;--text-primary:#f0f0ff;--text-secondary:#a0a0c0;--text-tertiary:#6a6a8e;--accent:#6c5ce7;--accent-light:#a29bfe;--accent-glow:#6c5ce74d;--success:#00cec9;--warning:#fdcb6e;--danger:#ff6b6b;--priority-high:#ff6b6b;--priority-medium:#fdcb6e;--priority-low:#00cec9;--border:#ffffff0f;--border-hover:#ffffff1f;--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--shadow-sm:0 2px 8px #0000004d;--shadow-md:0 4px 20px #0006;--shadow-lg:0 8px 40px #00000080;--transition:.2s cubic-bezier(.4, 0, .2, 1)}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;overflow:hidden}body{background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:0 0}::-webkit-scrollbar-thumb{background:var(--bg-active);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--accent)}.app-layout{width:100vw;height:100vh;display:flex;overflow:hidden}.sidebar{background:var(--bg-secondary);border-right:1px solid var(--border);width:260px;min-width:260px;transition:transform var(--transition);z-index:100;flex-direction:column;display:flex}.sidebar-header{align-items:center;gap:12px;padding:20px;display:flex}.sidebar-logo{background:linear-gradient(135deg, var(--accent), var(--accent-light));border-radius:var(--radius-sm);color:#fff;justify-content:center;align-items:center;width:36px;height:36px;font-size:16px;font-weight:700;display:flex}.sidebar-title{background:linear-gradient(135deg, var(--text-primary), var(--accent-light));-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-size:18px;font-weight:700}.compose-btn{background:linear-gradient(135deg, var(--accent), #7c6cf0);border-radius:var(--radius-md);color:#fff;cursor:pointer;transition:all var(--transition);border:none;justify-content:center;align-items:center;gap:8px;margin:0 16px 16px;padding:12px;font-size:14px;font-weight:600;display:flex}.compose-btn:hover{box-shadow:0 4px 20px var(--accent-glow);transform:translateY(-1px)}.folder-list{flex:1;padding:0 8px;overflow-y:auto}.folder-item{border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition);color:var(--text-secondary);align-items:center;gap:12px;padding:10px 12px;font-size:14px;font-weight:500;display:flex}.folder-item:hover{background:var(--bg-hover);color:var(--text-primary)}.folder-item.active{background:var(--accent-glow);color:var(--accent-light)}.folder-item .badge{background:var(--accent);color:#fff;border-radius:10px;margin-left:auto;padding:2px 7px;font-size:11px;font-weight:600}.sidebar-section-title{color:var(--text-tertiary);text-transform:uppercase;letter-spacing:1px;padding:16px 12px 8px;font-size:11px;font-weight:600}.label-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.account-switcher{border-top:1px solid var(--border);align-items:center;gap:12px;padding:16px;display:flex}.account-avatar{background:linear-gradient(135deg, var(--accent), var(--success));color:#fff;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;font-size:14px;font-weight:600;display:flex}.account-info{flex:1;min-width:0}.account-name{font-size:13px;font-weight:600}.account-email{color:var(--text-tertiary);text-overflow:ellipsis;white-space:nowrap;font-size:11px;overflow:hidden}.main-content{flex-direction:column;flex:1;min-width:0;display:flex}.top-bar{border-bottom:1px solid var(--border);background:var(--bg-secondary);align-items:center;gap:12px;height:60px;min-height:60px;padding:0 20px;display:flex}.menu-btn,.back-btn{color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition);background:0 0;border:none;padding:8px;display:none}.menu-btn:hover,.back-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.search-bar{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-md);transition:all var(--transition);flex:1;align-items:center;gap:10px;padding:0 14px;display:flex}.search-bar:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}.search-bar svg{color:var(--text-tertiary);flex-shrink:0}.search-bar input{color:var(--text-primary);background:0 0;border:none;outline:none;flex:1;padding:10px 0;font-family:inherit;font-size:14px}.search-bar input::placeholder{color:var(--text-tertiary)}.top-bar-actions{gap:4px;display:flex}.icon-btn{color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition);background:0 0;border:none;justify-content:center;align-items:center;padding:8px;display:flex}.icon-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.icon-btn.active{color:var(--accent-light)}.email-list-container{flex:1;overflow:hidden auto}.email-list-header{justify-content:space-between;align-items:center;padding:16px 20px 8px;display:flex}.email-list-title{font-size:22px;font-weight:700}.email-count{color:var(--text-tertiary);background:var(--bg-tertiary);border-radius:12px;padding:4px 10px;font-size:12px}.email-item{cursor:pointer;transition:all var(--transition);border-bottom:1px solid var(--border);align-items:flex-start;gap:14px;padding:14px 20px;display:flex;position:relative}.email-item:hover{background:var(--bg-hover)}.email-item.active{background:var(--bg-active)}.email-item.unread{background:#6c5ce70a}.email-item.unread .email-sender{color:var(--text-primary);font-weight:700}.email-item.unread .email-subject{color:var(--text-primary);font-weight:600}.email-item.unread:before{content:"";background:var(--accent);border-radius:50%;width:6px;height:6px;position:absolute;top:50%;left:6px;transform:translateY(-50%)}.email-avatar{color:#fff;border-radius:50%;justify-content:center;align-items:center;width:40px;min-width:40px;height:40px;font-size:15px;font-weight:600;display:flex}.email-content{flex:1;min-width:0}.email-top-row{justify-content:space-between;align-items:center;gap:8px;margin-bottom:2px;display:flex}.email-sender{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;font-size:14px;font-weight:500;overflow:hidden}.email-date{color:var(--text-tertiary);white-space:nowrap;flex-shrink:0;font-size:12px}.email-subject{color:var(--text-secondary);white-space:nowrap;text-overflow:ellipsis;margin-bottom:4px;font-size:14px;font-weight:500;overflow:hidden}.email-snippet{color:var(--text-tertiary);white-space:nowrap;text-overflow:ellipsis;font-size:13px;overflow:hidden}.email-meta{align-items:center;gap:6px;margin-top:6px;display:flex}.priority-badge{text-transform:uppercase;letter-spacing:.5px;border-radius:10px;padding:2px 8px;font-size:10px;font-weight:600}.priority-badge.high{color:var(--priority-high);background:#ff6b6b26}.priority-badge.medium{color:var(--priority-medium);background:#fdcb6e26}.priority-badge.low{color:var(--priority-low);background:#00cec926}.ai-category{color:var(--text-tertiary);background:var(--bg-tertiary);border-radius:10px;padding:2px 8px;font-size:11px}.star-btn{color:var(--text-tertiary);cursor:pointer;transition:all var(--transition);background:0 0;border:none;flex-shrink:0;padding:4px}.star-btn:hover,.star-btn.starred{color:var(--warning)}.attachment-indicator{color:var(--text-tertiary);flex-shrink:0}.email-detail{flex:1;padding:24px;overflow-y:auto}.email-detail-header{margin-bottom:24px}.email-detail-subject{margin-bottom:16px;font-size:24px;font-weight:700;line-height:1.3}.email-detail-meta{background:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border);align-items:center;gap:14px;padding:16px;display:flex}.email-detail-avatar{color:#fff;border-radius:50%;justify-content:center;align-items:center;width:44px;min-width:44px;height:44px;font-size:16px;font-weight:600;display:flex}.email-detail-sender{flex:1}.email-detail-sender-name{font-size:15px;font-weight:600}.email-detail-sender-email,.email-detail-date{color:var(--text-tertiary);font-size:13px}.email-detail-actions{flex-wrap:wrap;gap:8px;margin-bottom:20px;display:flex}.action-btn{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:all var(--transition);align-items:center;gap:6px;padding:8px 14px;font-family:inherit;font-size:13px;font-weight:500;display:flex}.action-btn:hover{background:var(--bg-hover);color:var(--text-primary);border-color:var(--border-hover)}.action-btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}.action-btn.primary:hover{background:#7c6cf0}.action-btn.danger:hover{color:var(--danger);border-color:var(--danger)}.ai-panel{background:var(--bg-card);border:1px solid var(--accent-glow);border-radius:var(--radius-md);margin-bottom:20px;padding:16px}.ai-panel-header{color:var(--accent-light);align-items:center;gap:8px;margin-bottom:12px;font-size:13px;font-weight:600;display:flex}.ai-sparkle{font-size:16px}.ai-summary{color:var(--text-secondary);margin-bottom:12px;font-size:14px;line-height:1.6}.ai-smart-replies{flex-wrap:wrap;gap:8px;display:flex}.smart-reply-btn{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-xl);color:var(--text-secondary);cursor:pointer;transition:all var(--transition);text-align:left;padding:8px 14px;font-family:inherit;font-size:13px}.smart-reply-btn:hover{background:var(--accent-glow);color:var(--accent-light);border-color:var(--accent)}.ai-loading{color:var(--text-tertiary);align-items:center;gap:8px;font-size:13px;display:flex}.ai-loading-dots span{background:var(--accent-light);border-radius:50%;width:6px;height:6px;animation:1.4s infinite dotPulse;display:inline-block}.ai-loading-dots span:nth-child(2){animation-delay:.2s}.ai-loading-dots span:nth-child(3){animation-delay:.4s}@keyframes dotPulse{0%,80%,to{opacity:.3;transform:scale(.8)}40%{opacity:1;transform:scale(1)}}.email-body{color:var(--text-secondary);white-space:pre-wrap;word-wrap:break-word;background:var(--bg-card);border-radius:var(--radius-md);border:1px solid var(--border);padding:20px;font-size:15px;line-height:1.7}.email-attachments{flex-wrap:wrap;gap:10px;margin-top:16px;display:flex}.attachment-chip{background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-secondary);cursor:pointer;transition:all var(--transition);align-items:center;gap:8px;padding:10px 14px;font-size:13px;display:flex}.attachment-chip:hover{border-color:var(--accent);color:var(--accent-light)}.attachment-size{color:var(--text-tertiary);font-size:11px}.compose-view{flex-direction:column;flex:1;padding:24px;display:flex;overflow-y:auto}.compose-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.compose-title{font-size:20px;font-weight:700}.compose-form{flex-direction:column;flex:1;gap:0;display:flex}.compose-field{border-bottom:1px solid var(--border);align-items:center;gap:12px;padding:12px 16px;display:flex}.compose-field label{color:var(--text-tertiary);min-width:60px;font-size:13px;font-weight:500}.compose-field input{color:var(--text-primary);background:0 0;border:none;outline:none;flex:1;font-family:inherit;font-size:14px}.compose-field input::placeholder{color:var(--text-tertiary)}.compose-body{flex:1;min-height:300px;padding:16px}.compose-body textarea{width:100%;height:100%;min-height:300px;color:var(--text-primary);resize:none;background:0 0;border:none;outline:none;font-family:inherit;font-size:14px;line-height:1.7}.compose-body textarea::placeholder{color:var(--text-tertiary)}.compose-footer{border-top:1px solid var(--border);align-items:center;gap:12px;padding:16px 0;display:flex}.compose-footer .send-btn{background:linear-gradient(135deg, var(--accent), #7c6cf0);border-radius:var(--radius-sm);color:#fff;cursor:pointer;transition:all var(--transition);border:none;align-items:center;gap:8px;padding:10px 24px;font-family:inherit;font-size:14px;font-weight:600;display:flex}.compose-footer .send-btn:hover{box-shadow:0 4px 20px var(--accent-glow);transform:translateY(-1px)}.compose-ai-btn{background:var(--bg-card);border:1px solid var(--accent-glow);border-radius:var(--radius-sm);color:var(--accent-light);cursor:pointer;transition:all var(--transition);align-items:center;gap:6px;padding:8px 14px;font-family:inherit;font-size:13px;font-weight:500;display:flex}.compose-ai-btn:hover{background:var(--accent-glow)}.empty-state{color:var(--text-tertiary);flex-direction:column;flex:1;justify-content:center;align-items:center;gap:12px;padding:40px;display:flex}.empty-state svg{opacity:.3}.empty-state p{font-size:15px}.loading-container{flex:1;justify-content:center;align-items:center;display:flex}.loading-spinner{border:3px solid var(--bg-tertiary);border-top-color:var(--accent);border-radius:50%;width:40px;height:40px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.toast-container{z-index:1000;flex-direction:column;gap:8px;display:flex;position:fixed;bottom:24px;right:24px}.toast{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);color:var(--text-primary);box-shadow:var(--shadow-lg);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);padding:12px 20px;font-size:14px;animation:.3s ease-out slideIn}.toast.success{border-left:3px solid var(--success)}.toast.error{border-left:3px solid var(--danger)}@keyframes slideIn{0%{opacity:0;transform:translate(100%)}to{opacity:1;transform:translate(0)}}.sidebar-overlay{z-index:99;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#0009;display:none;position:fixed;inset:0}.sidebar-overlay.active{display:block}@media (max-width:768px){.sidebar{position:fixed;top:0;bottom:0;left:0;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.menu-btn,.back-btn{display:flex}.email-detail,.compose-view{padding:16px}.email-detail-subject{font-size:20px}.email-detail-actions{flex-wrap:nowrap;overflow-x:auto}.email-item{padding:12px 16px}}@media (max-width:480px){.top-bar{padding:0 12px}.search-bar{padding:0 10px}.email-list-header{padding:12px 16px 6px}.email-list-title{font-size:18px}}