.sidebar{position:fixed;top:0;left:0;width:var(--sidebar-width);height:100vh;background:var(--surface);border-right:1px solid var(--border);display:flex;flex-direction:column;z-index:100;overflow-y:auto;transition:transform .3s ease}.sidebar-logo{display:flex;align-items:center;gap:12px;padding:20px 16px;border-bottom:1px solid var(--border);flex-shrink:0}.logo-brain{font-size:1.8rem;line-height:1}.logo-text{display:flex;flex-direction:column}.logo-main{font-size:.95rem;font-weight:700;line-height:1.2}.logo-sub{font-size:.7rem;color:var(--text-muted);letter-spacing:.05em;text-transform:uppercase}.sidebar-nav{flex:1;padding:12px 8px;display:flex;flex-direction:column;gap:2px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:.875rem;font-weight:500;transition:all .2s 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var(--border);flex-shrink:0}.user-avatar{width:32px;height:32px;border-radius:50%;background:var(--gradient);display:flex;align-items:center;justify-content:center;font-size:.875rem;font-weight:700;color:#fff;flex-shrink:0}.user-info{flex:1;min-width:0}.user-email{font-size:.75rem;color:var(--text-muted);display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.logout-btn{background:transparent;border:none;color:var(--text-muted);font-size:1rem;padding:4px;border-radius:4px;cursor:pointer;transition:color .2s;flex-shrink:0}.logout-btn:hover{color:var(--danger)}.topbar{height:56px;background:var(--surface);border-bottom:1px solid var(--border);display:flex;align-items:center;padding:0 24px;gap:12px;position:sticky;top:0;z-index:90}.topbar-spacer{flex:1}.topbar-actions{display:flex;align-items:center;gap:8px}.theme-toggle{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px;font-size:1rem;cursor:pointer;transition:all 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#7c6cf833;text-decoration:none}.login-note{text-align:center;font-size:.75rem;color:var(--text-dim);margin-top:16px}.stepper{display:flex;align-items:center;gap:0;margin-bottom:28px;position:relative}.stepper:before{content:"";position:absolute;top:18px;left:18px;right:18px;height:2px;background:var(--border);z-index:0}.step{display:flex;flex-direction:column;align-items:center;gap:6px;flex:1;position:relative;z-index:1}.step-num{width:36px;height:36px;border-radius:50%;background:var(--surface2);border:2px solid var(--border);display:flex;align-items:center;justify-content:center;font-size:.875rem;font-weight:700;color:var(--text-muted);transition:all .3s ease}.step-label{font-size:.75rem;color:var(--text-muted);font-weight:500}.step-active .step-num{background:var(--gradient);border-color:transparent;color:#fff;box-shadow:0 4px 12px #7c6cf866}.step-active .step-label{color:var(--accent)}.step-done .step-num{background:var(--success);border-color:transparent;color:#fff}.step-done 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input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent);cursor:pointer;flex-shrink:0;padding:0}.message-area{position:relative}.sms-stats{display:flex;gap:16px;margin-top:8px;font-size:.75rem;color:var(--text-muted);flex-wrap:wrap}.sms-chars.warn{color:var(--warning)}.sms-parts{color:var(--accent2)}.sms-encoding{color:var(--text-dim)}.preview-rows{background:var(--surface2);border-radius:var(--radius-sm);padding:4px 16px}.preview-rows>div:last-child{border-bottom:none!important}.phone-mockup{width:200px;flex-shrink:0}.phone-screen{background:#1a1a2e;border-radius:20px;padding:20px 16px;border:3px solid var(--border);box-shadow:0 8px 32px #0006;min-height:320px}[data-theme=light] .phone-screen{background:#f0f0f0}.phone-sender{font-size:.7rem;color:#fff6;text-align:center;margin-bottom:16px;font-weight:600;letter-spacing:.05em}[data-theme=light] .phone-sender{color:#0006}.phone-bubble{background:#075e54;border-radius:12px 12px 12px 2px;padding:10px 12px;font-size:.75rem;line-height:1.5;color:#fff;word-break:break-word;white-space:pre-wrap}:root{--bg: #080c18;--surface: #0f1627;--surface2: #162035;--border: rgba(100, 120, 200, .2);--text: #e8eaf6;--text-muted: #7986cb;--text-dim: rgba(232, 234, 246, .5);--accent: #7c6cf8;--accent2: #00d4ff;--accent3: #a78bfa;--gradient: linear-gradient(135deg, #7c6cf8 0%, #00d4ff 100%);--gradient-soft: linear-gradient(135deg, rgba(124,108,248,.15) 0%, rgba(0,212,255,.15) 100%);--danger: #ff6b6b;--success: #4ade80;--warning: #fbbf24;--shadow: 0 4px 24px rgba(0,0,0,.4);--shadow-sm: 0 2px 8px rgba(0,0,0,.3);--radius: 12px;--radius-sm: 8px;--sidebar-width: 240px}[data-theme=light]{--bg: #f0ece3;--surface: #ffffff;--surface2: #f7f4ef;--border: rgba(100, 80, 160, .15);--text: #1a1a2e;--text-muted: #6b5ea8;--text-dim: rgba(26,26,46,.5);--accent: #6c5ce7;--accent2: #0099cc;--accent3: #8b5cf6;--gradient: linear-gradient(135deg, #6c5ce7 0%, #0099cc 100%);--gradient-soft: linear-gradient(135deg, 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var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}.form-group{display:flex;flex-direction:column;gap:6px;margin-bottom:16px}.form-group label{font-size:.875rem;color:var(--text-muted);font-weight:500}.input,input[type=text],input[type=email],input[type=password],input[type=number],input[type=search],select,textarea{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);padding:10px 14px;font-size:.875rem;width:100%;transition:border-color .2s ease;outline:none}.input:focus,input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px #7c6cf826}select option{background:var(--surface2);color:var(--text)}textarea{resize:vertical;min-height:100px}.badge{display:inline-flex;align-items:center;padding:3px 10px;border-radius:20px;font-size:.75rem;font-weight:600}.badge-success{background:#4ade8026;color:var(--success)}.badge-danger{background:#ff6b6b26;color:var(--danger)}.badge-warning{background:#fbbf2426;color:var(--warning)}.badge-info{background:#00d4ff26;color:var(--accent2)}.badge-muted{background:var(--surface2);color:var(--text-muted)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:.875rem}th{text-align:left;padding:12px 16px;color:var(--text-muted);font-weight:500;font-size:.8rem;border-bottom:1px solid var(--border);white-space:nowrap}td{padding:12px 16px;border-bottom:1px solid var(--border);vertical-align:middle}tr:last-child td{border-bottom:none}tr:hover 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#00000080}.modal-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.modal-header h2{font-size:1.2rem;font-weight:700}.modal-footer{display:flex;justify-content:flex-end;gap:10px;margin-top:24px}.pagination{display:flex;align-items:center;gap:8px;margin-top:20px;justify-content:center}.pagination button{padding:6px 12px;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:.875rem;cursor:pointer;transition:all .2s}.pagination button:hover:not(:disabled){background:var(--accent);color:#fff;border-color:var(--accent)}.pagination button.active{background:var(--accent);color:#fff;border-color:var(--accent)}.pagination button:disabled{opacity:.4;cursor:not-allowed}.search-bar{display:flex;align-items:center;gap:10px;background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:8px 14px;transition:border-color 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.2s}.stat-card:hover{border-color:var(--accent);transform:translateY(-2px)}.stat-icon{width:48px;height:48px;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0}.stat-body .stat-value{font-size:1.8rem;font-weight:700;line-height:1}.stat-body .stat-label{font-size:.8rem;color:var(--text-muted);margin-top:4px}.gradient-text{background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}@media (max-width: 768px){:root{--sidebar-width: 0px}.main-content{margin-left:0}.page-body{padding:16px}.stats-grid{grid-template-columns:repeat(2,1fr)}}