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p{color:#9ca3af;font-size:16px;line-height:1.7;max-width:500px}.feature-header-group{display:flex;justify-content:space-between;width:100%;align-items:flex-start}.feature-badge{background:#fdf2f8;color:#db2777;font-size:11px;font-weight:800;padding:6px 12px;border-radius:20px;text-transform:uppercase;letter-spacing:.05em;border:1px solid #fce7f3}.addon-item.coming-soon{border-style:dashed;background:#f9fafb}.coming-soon-tag{background:#f3f4f6!important;color:#6b7280!important;border:1px solid #e5e7eb}.addon-option.disabled{cursor:not-allowed;background:#f9fafb;border-style:dashed}.addon-option.disabled:hover{border-color:#e5e7eb;transform:none}.workspace-preview{height:500px;display:flex;align-items:center;justify-content:center;background:#ffffff4d;border-radius:32px;border:1px solid rgba(255,255,255,.5);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.workspace-diagram{position:relative;width:450px;height:450px}.diagram-connections{position:absolute;top:0;left:0;z-index:0;pointer-events:none}.connection-line{stroke:#cbd5e1;stroke-dasharray:6;animation:flowLine 2s linear infinite}@keyframes flowLine{to{stroke-dashoffset:-12}}.central-node{position:absolute;left:0;top:50%;transform:translateY(-50%);background:#fff;border:2px solid var(--primary-color);padding:16px 24px;border-radius:16px;box-shadow:0 10px 25px -5px #6366f133;display:flex;align-items:center;gap:16px;z-index:10;width:200px}.node-icon{font-size:24px;background:#eef2ff;width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:12px}.node-title{display:block;font-weight:700;font-size:14px;color:var(--text-primary)}.node-sub{font-family:monospace;font-size:12px;color:var(--primary-color);background:#f3f4f6;padding:2px 6px;border-radius:4px}.branch-node{position:absolute;right:0;width:210px;z-index:5}.branch-label{text-align:center;margin-top:8px;font-size:13px;font-weight:600;color:var(--text-secondary)}.academic-node{top:-20px}.mini-browser-header{background:#e2e8f0;padding:6px 8px;border-radius:8px 8px 0 0;display:flex;align-items:center;gap:8px}.mini-browser-header .dots span{display:inline-block;width:6px;height:6px;border-radius:50%;background:#cbd5e1;margin-right:3px}.address-bar{background:#fff;flex:1;height:10px;border-radius:99px;font-size:6px;color:#94a3b8;padding-left:6px;line-height:10px}.branch-content{background:#fff;border-radius:8px;box-shadow:var(--shadow-lg);border:1px solid var(--border-color);overflow:hidden;height:120px;transition:transform .3s ease}.branch-node:hover .branch-content,.branch-node:hover .mobile-frame{transform:translateY(-5px);border-color:var(--primary-color);box-shadow:0 15px 30px #6366f133}.mini-body{display:flex;height:100%}.skeleton-sidebar{width:40px;background:#f8fafc;border-right:1px solid #f1f5f9}.skeleton-main{flex:1;padding:8px}.sk-header{height:12px;background:#f1f5f9;border-radius:4px;margin-bottom:8px;width:60%}.sk-card-grid{display:flex;gap:6px}.sk-card{flex:1;height:30px;background:#f8fafc;border-radius:4px;border:1px solid #f1f5f9}.app-node{bottom:-20px;width:140px;right:40px}.mobile-frame{background:#1f2937;border-radius:12px;padding:4px;box-shadow:0 10px 20px #0003;height:160px;border:1px solid #374151;transition:transform .3s ease}.mobile-screen{background:#fff;border-radius:8px;height:100%;overflow:hidden;position:relative;padding-top:10px}.mobile-notch{position:absolute;top:0;left:50%;transform:translate(-50%);width:30px;height:8px;background:#1f2937;border-radius:0 0 4px 4px;z-index:2}.app-header{background:var(--primary-color);height:20px;display:flex;align-items:center;padding:0 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a{text-decoration:none;color:var(--text-secondary);font-size:14px;transition:color .3s ease}.footer-legal a:hover{color:var(--primary-color)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;padding:24px;animation:overlayIn .2s ease-out}@keyframes overlayIn{0%{opacity:0}to{opacity:1}}.modal-card{background:#fff;border-radius:20px;width:100%;max-width:440px;padding:36px 32px 28px;position:relative;box-shadow:0 20px 60px #0003;animation:modalIn .25s cubic-bezier(.34,1.56,.64,1)}@keyframes modalIn{0%{opacity:0;transform:scale(.9) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.modal-close{position:absolute;top:16px;right:16px;background:#f3f4f6;border:none;border-radius:50%;width:32px;height:32px;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:#6b7280;transition:all .2s}.modal-close:hover{background:#e5e7eb;color:#374151}.modal-header{text-align:center;margin-bottom:24px}.modal-icon{font-size:40px;margin-bottom:12px}.modal-title{font-size:20px;font-weight:700;color:#1f2937;margin-bottom:8px}.modal-subtitle{font-size:14px;color:#6b7280;line-height:1.5}.modal-body{margin-bottom:24px}.modal-actions{display:flex;gap:12px}.modal-actions>*{flex:1}.tier-preview{border-radius:12px;padding:16px 18px;margin-top:12px;text-align:center;animation:fadeSlide .25s ease-out}@keyframes fadeSlide{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.tier-preview--active{background:linear-gradient(135deg,#eef2ff,#f5f3ff);border:1.5px solid #c7d2fe}.tier-preview--enterprise{background:#fffbeb;border:1.5px solid #fde68a}.tier-preview__badge{display:inline-block;background:#667eea;color:#fff;font-size:12px;font-weight:700;padding:3px 12px;border-radius:999px;margin-bottom:8px}.tier-preview__price{margin-bottom:4px}.tier-preview__amount{font-size:22px;font-weight:800;color:#1f2937}.tier-preview__unit{font-size:13px;color:#6b7280;margin-left:4px}.tier-preview__note{font-size:12px;color:#6b7280;margin-top:4px}.tier-preview__label{font-size:14px;font-weight:700;color:#b45309;margin-bottom:6px}.tier-preview__desc{font-size:13px;color:#78350f;line-height:1.5}.enterprise-list{list-style:none;padding:0;margin:0 0 16px;display:flex;flex-direction:column;gap:10px}.enterprise-list li{font-size:14px;color:#374151;padding:8px 12px;background:#f9fafb;border-radius:8px;font-weight:500}.enterprise-cta-text{font-size:13px;color:#6b7280;text-align:center;line-height:1.5}.btn-secondary{background:#fff;color:#374151;border:1.5px solid #e5e7eb;padding:12px 20px;border-radius:10px;font-weight:600;font-size:14px;cursor:pointer;transition:all 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cubic-bezier(.175,.885,.32,1.275);text-decoration:none}.wa-float-button:hover{transform:scale(1.1) rotate(5deg);background-color:#22c35e;box-shadow:0 15px 30px #25d36666}.wa-float-button svg{width:34px;height:34px}.wa-tooltip{position:absolute;top:-50px;right:0;background:#1f2937;color:#fff;padding:8px 16px;border-radius:8px;font-size:13px;font-weight:600;white-space:nowrap;opacity:0;pointer-events:none;transition:all .3s ease;box-shadow:0 4px 12px #00000026}.wa-tooltip:after{content:"";position:absolute;bottom:-6px;right:22px;width:12px;height:12px;background:#1f2937;transform:rotate(45deg)}.wa-float-button:hover .wa-tooltip{opacity:1;top:-60px}@media (max-width: 768px){.wa-float-button{bottom:24px;right:24px;width:50px;height:50px}.wa-float-button svg{width:28px;height:28px}}