@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap");*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--bg-primary:#0d1117;--bg-secondary:#161b22;--bg-card:#21262d;--bg-hover:#30363d;--border:#30363d;--border-subtle:#21262d;--text-primary:#e6edf3;--text-secondary:#c9d1d9;--text-muted:#8b949e;--accent-wpb:#1f6feb;--accent-wpb-glow:rgba(31,111,235,0.15);--accent-dscr:#f0883e;--accent-dscr-glow:rgba(240,136,62,0.15);--green:#3fb950;--red:#f85149;--yellow:#d29922;--purple:#a371f7;--sidebar-width:240px;--radius:8px;--radius-sm:4px}body,html{height:100%}body{font-family:Inter,-apple-system,sans-serif;background:var(--bg-primary);color:var(--text-primary);font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{cursor:pointer}button,input,select,textarea{font-family:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-shell{height:100vh}.app-shell,.sidebar{display:flex;overflow:hidden}.sidebar{width:var(--sidebar-width);flex-shrink:0;background:var(--bg-secondary);border-right:1px solid var(--border);flex-direction:column}.sidebar-logo{padding:20px 16px;border-bottom:1px solid var(--border)}.sidebar-logo h1{font-size:13px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em}.sidebar-logo p{font-size:11px;color:var(--text-muted);margin-top:2px}.sidebar-nav{padding:12px 8px;flex:1 1;overflow-y:auto}.sidebar-section-label{font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;padding:8px 8px 4px}.sidebar-item{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--radius-sm);color:var(--text-secondary);font-size:13px;font-weight:500;transition:all .15s;cursor:pointer;border:none;background:none;width:100%;text-align:left}.sidebar-item.active,.sidebar-item:hover{background:var(--bg-hover);color:var(--text-primary)}.sidebar-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.sidebar-badge{margin-left:auto;font-size:11px;background:var(--bg-primary);color:var(--text-muted);padding:1px 6px;border-radius:10px;border:1px solid var(--border)}.main-content{flex:1 1;overflow-y:auto;display:flex;flex-direction:column}.page-header{padding:24px 28px 20px;border-bottom:1px solid var(--border);background:var(--bg-secondary);flex-shrink:0}.page-header-top{display:flex;align-items:center;justify-content:space-between}.page-title{font-size:20px;font-weight:700}.page-subtitle{font-size:13px;color:var(--text-muted);margin-top:2px}.page-body{padding:24px 28px;flex:1 1}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));grid-gap:12px;gap:12px;margin-bottom:24px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.stat-label{font-size:12px;color:var(--text-muted);font-weight:500;text-transform:uppercase;letter-spacing:.04em}.stat-value{font-size:28px;font-weight:700;margin-top:4px}.stat-sub{font-size:12px;color:var(--text-muted);margin-top:2px}.table-container{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.table-toolbar{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border)}.table-title{font-size:14px;font-weight:600}.table-count{font-size:12px;color:var(--text-muted)}.search-input{margin-left:auto;background:var(--bg-secondary);border:1px solid var(--border);color:var(--text-primary);border-radius:var(--radius-sm);padding:6px 12px;font-size:13px;width:220px;outline:none;transition:border-color .15s}.search-input:focus{border-color:var(--accent-wpb)}.filter-select{background:var(--bg-secondary);border:1px solid var(--border);color:var(--text-primary);border-radius:var(--radius-sm);padding:6px 10px;font-size:13px;outline:none}table{width:100%;border-collapse:collapse}thead th{padding:10px 14px;text-align:left;font-size:11px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;background:var(--bg-secondary);border-bottom:1px solid var(--border);white-space:nowrap;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}thead th:hover{color:var(--text-primary)}tbody tr{border-bottom:1px solid var(--border-subtle);transition:background .1s}tbody tr:last-child{border-bottom:none}tbody tr:hover{background:var(--bg-hover)}tbody td{padding:11px 14px;font-size:13px;white-space:nowrap}.td-name{font-weight:500}.td-email{color:var(--text-muted)}.td-action-btn{background:none;border:1px solid var(--border);color:var(--text-secondary);border-radius:var(--radius-sm);padding:4px 10px;font-size:12px;transition:all .15s}.td-action-btn:hover{border-color:var(--accent-wpb);color:var(--accent-wpb)}.td-actions{display:flex;gap:6px}.step-pill{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;padding:3px 8px;border-radius:20px;background:var(--bg-secondary);border:1px solid var(--border);color:var(--text-secondary)}.step-pill .step-num{font-size:13px}.step-bar-wrap{display:flex;align-items:center;gap:6px}.step-bar{height:4px;width:60px;background:var(--border);border-radius:2px;overflow:hidden}.step-bar-fill{height:100%;border-radius:2px;transition:width .3s}.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 8px;border-radius:20px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.04em}.badge:before{content:"";width:6px;height:6px;border-radius:50%}.badge-active{background:rgba(63,185,80,.12);color:var(--green);border:1px solid rgba(63,185,80,.3)}.badge-active:before{background:var(--green)}.badge-completed{background:rgba(31,111,235,.12);color:var(--accent-wpb);border:1px solid rgba(31,111,235,.3)}.badge-completed:before{background:var(--accent-wpb)}.badge-unsubscribed{background:rgba(248,81,73,.12);color:var(--red);border:1px solid rgba(248,81,73,.3)}.badge-unsubscribed:before{background:var(--red)}.badge-paused{background:rgba(139,148,158,.12);color:var(--text-muted);border:1px solid rgba(139,148,158,.3)}.badge-paused:before{background:var(--text-muted)}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:50;display:flex;align-items:center;justify-content:center;padding:24px;animation:fadeIn .15s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal{background:var(--bg-secondary);border:1px solid var(--border);border-radius:12px;width:100%;max-width:720px;max-height:90vh;display:flex;flex-direction:column;animation:slideUp .2s ease}@keyframes slideUp{0%{transform:translateY(12px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border);flex-shrink:0}.modal-title{font-size:16px;font-weight:700}.modal-subtitle{font-size:12px;color:var(--text-muted);margin-top:2px}.modal-close{background:none;border:none;color:var(--text-muted);font-size:20px;line-height:1;padding:4px;border-radius:var(--radius-sm);transition:all .15s}.modal-close:hover{background:var(--bg-hover);color:var(--text-primary)}.modal-body{padding:24px;overflow-y:auto;flex:1 1}.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px;flex-shrink:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px}.form-group{display:flex;flex-direction:column;gap:6px}.form-group.full-width{grid-column:1/-1}.form-label{font-size:12px;font-weight:500;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em}.form-input,.form-select{background:var(--bg-primary);border:1px solid var(--border);color:var(--text-primary);border-radius:var(--radius-sm);padding:8px 12px;font-size:13px;outline:none;transition:border-color .15s;width:100%}.form-input:focus,.form-select:focus{border-color:var(--accent-wpb)}.btn{padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;border:none;transition:all .15s}.btn-primary{background:var(--accent-wpb);color:#fff}.btn-primary:hover{background:#388bfd}.btn-secondary{background:var(--bg-hover);color:var(--text-primary);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg-card)}.btn-danger{background:rgba(248,81,73,.15);color:var(--red);border:1px solid rgba(248,81,73,.3)}.btn-danger:hover{background:rgba(248,81,73,.25)}.btn-sm{padding:5px 12px;font-size:12px}.timeline{display:flex;flex-direction:column;gap:4px;margin-top:16px}.timeline-step{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:var(--radius-sm);border:1px solid transparent;transition:all .15s;cursor:pointer}.timeline-step:hover{background:var(--bg-hover);border-color:var(--border)}.timeline-step.current{background:var(--bg-hover);border-color:var(--accent-wpb)}.timeline-step.sent{opacity:.6}.timeline-dot{width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:600;flex-shrink:0}.dot-sent{background:rgba(63,185,80,.15);color:var(--green);border:1px solid rgba(63,185,80,.3)}.dot-current{background:rgba(31,111,235,.2);color:var(--accent-wpb);border:1px solid var(--accent-wpb)}.dot-upcoming{background:var(--bg-card);color:var(--text-muted);border:1px solid var(--border)}.timeline-info{flex:1 1;min-width:0}.timeline-subject{font-size:12px;font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.timeline-meta,.timeline-preview-btn{font-size:11px;color:var(--text-muted)}.timeline-preview-btn{background:none;border:1px solid var(--border);border-radius:var(--radius-sm);padding:3px 8px;flex-shrink:0;transition:all .15s}.timeline-preview-btn:hover{border-color:var(--accent-wpb);color:var(--accent-wpb)}.preview-modal{max-width:900px}.preview-iframe{width:100%;height:600px;border:none;border-radius:var(--radius-sm);background:#fff}.section-divider{border:none;border-top:1px solid var(--border);margin:20px 0}.section-label{font-size:12px;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:12px}.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}.empty-state-icon{font-size:40px;margin-bottom:12px}.empty-state-title{font-size:16px;font-weight:600;color:var(--text-secondary);margin-bottom:6px}.loading-row td{text-align:center;padding:40px;color:var(--text-muted)}.spinner{display:inline-block;width:20px;height:20px;border:2px solid var(--border);border-top-color:var(--accent-wpb);border-radius:50%;animation:spin .6s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.tab-group{display:flex;gap:4px;border-bottom:1px solid var(--border);margin-bottom:16px}.tab-btn{padding:8px 14px;font-size:13px;font-weight:500;color:var(--text-muted);background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-1px;transition:all .15s}.tab-btn:hover{color:var(--text-primary)}.tab-btn.active{color:var(--accent-wpb);border-bottom-color:var(--accent-wpb)}.toggle-wrap{display:flex;align-items:center;gap:10px}.toggle{position:relative;width:36px;height:20px;cursor:pointer}.toggle input{opacity:0;width:0;height:0}.toggle-track{position:absolute;inset:0;background:var(--border);border-radius:20px;transition:background .2s}.toggle input:checked+.toggle-track{background:var(--red)}.toggle-thumb{position:absolute;top:3px;left:3px;width:14px;height:14px;background:#fff;border-radius:50%;transition:transform .2s}.toggle input:checked~.toggle-thumb{transform:translateX(16px)}.phase-badge{font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;padding:2px 6px;border-radius:3px}.phase-1{background:rgba(63,185,80,.1);color:var(--green)}.phase-2{background:rgba(31,111,235,.1);color:var(--accent-wpb)}.phase-3{background:rgba(139,148,158,.1);color:var(--text-muted)}.toast{position:fixed;bottom:24px;right:24px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:12px 16px;font-size:13px;color:var(--text-primary);z-index:100;animation:slideUp .2s ease;box-shadow:0 8px 24px rgba(0,0,0,.4)}.toast.success{border-color:var(--green)}.toast.error{border-color:var(--red)}