:root{--primary:#027cfd;--primary-dark:#00458f;--primary-darker:#001a36;--accent:#ffd500;--military:#4ade80;--bg:#f8fafc;--text:#1e293b;--white:#fff;--border:#e2e8f0;--success:#10b981;--danger:#ef4444;--sidebar-width:360px}body{background:var(--bg);color:var(--text);padding-top:100px;padding-left:250px;padding-right:var(--sidebar-width);scroll-behavior:smooth;margin:0;font-family:Roboto,sans-serif;overflow-x:hidden}*{box-sizing:border-box}a{color:inherit;text-decoration:none;transition:all .2s}a:hover{color:var(--primary)}.fixed-top-wrapper{z-index:1000;background:var(--primary-darker);width:100%;position:fixed;top:0;left:0}.header{color:#fff;justify-content:space-between;align-items:center;width:100%;max-width:1400px;height:100px;margin:0 auto;padding:0 2rem;transition:width .4s cubic-bezier(.175,.885,.32,1.275);display:flex;box-shadow:0 4px 20px #0003}.brand-stack{cursor:pointer;flex-direction:column;flex-shrink:0;justify-content:center;align-items:flex-start;margin-right:2rem;display:flex}.logo{letter-spacing:-1px;color:#fff;font-family:League Spartan,sans-serif;font-size:2.2rem;font-weight:800;line-height:1}.welcome-sub{color:var(--accent);text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;margin-top:4px;font-size:.9rem;font-weight:700}.nav-menu{flex-grow:1;justify-content:center;align-items:center;gap:1.5rem;height:100%;display:flex}.nav-link{color:#ffffffb3;cursor:pointer;text-transform:uppercase;letter-spacing:.5px;white-space:nowrap;font-size:.9rem;font-weight:500;transition:all .2s}.nav-link:hover{color:var(--white)}.nav-link.active{color:var(--accent);border-bottom:2px solid var(--accent);padding-bottom:4px;font-weight:700}.header-right{flex-shrink:0;justify-content:flex-end;align-items:center;gap:1rem;display:flex}@media (width<=1099px){.header{flex-direction:column;gap:1rem;height:auto;padding:1rem}.nav-menu{display:none}.header-right{justify-content:space-between;width:100%}body{padding-top:160px;padding-left:0;padding-right:0}}.btn{cursor:pointer;border:none;border-radius:8px;justify-content:center;align-items:center;gap:.5rem;padding:1rem 2rem;font-size:1rem;font-weight:700;transition:all .2s;display:inline-flex}.btn-sm{padding:.5rem 1rem;font-size:.85rem}.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 10px #027cfd4d}.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 6px 14px #027cfd66}.btn-secondary{color:#64748b;border:2px solid var(--border);background:#fff}.btn-secondary:hover{border-color:var(--primary);color:var(--primary);background:#f8fafc}.btn-start{background:linear-gradient(135deg, var(--accent) 0%, #ffc800 100%);color:var(--primary-darker);text-transform:uppercase;letter-spacing:1px;border:2px solid #e6c200;border-radius:8px;padding:1.2rem 4rem;font-size:1.4rem;font-weight:800;transition:all .2s;box-shadow:0 10px 30px #ffd50066}.btn-start:hover{transform:scale(1.05)translateY(-3px);box-shadow:0 15px 40px #ffd50080}.container{max-width:1400px;margin:2rem auto;padding:0 1.5rem}.card{background:var(--white);text-align:left;border-radius:12px;width:100%;max-width:900px;margin:0 auto;padding:3rem;animation:.4s ease-out fadeUp;box-shadow:0 4px 20px #0000000d}.intro-container{text-align:center;max-width:1200px;margin:4rem auto}.insight-box{border-left:5px solid var(--primary);text-align:left;color:#334155;background:#f0f9ff;border-radius:8px;margin-bottom:2rem;padding:2rem;font-size:1rem;line-height:1.6}h1{color:var(--primary-darker);text-align:left;margin-top:0;margin-bottom:1rem;font-family:Libre Baskerville,serif;font-size:2.2rem;line-height:1.2}.question-block{border:1px solid var(--border);text-align:left;background:#fff;border-radius:12px;margin-bottom:3rem;padding:2rem}.option-list{grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:1rem;display:grid}.option-item{border:2px solid var(--border);cursor:pointer;color:#475569;background:#fff;border-radius:10px;align-items:center;padding:1.2rem;font-size:1rem;font-weight:500;transition:all .2s;display:flex}.option-item:hover{background:#f8fafc;border-color:#93c5fd}.option-item.selected{border-color:var(--primary);color:var(--primary-darker);background:#eff6ff;font-weight:700}.ai-sidebar{width:var(--sidebar-width);background:var(--white);border-left:1px solid var(--border);z-index:900;flex-direction:column;height:calc(100vh - 100px);display:flex;position:fixed;top:100px;right:0;box-shadow:-4px 0 20px #00000008}.left-nav{border-right:1px solid var(--border);z-index:800;background:#fff;flex-direction:column;width:250px;height:calc(100vh - 100px);padding-top:1.5rem;display:flex;position:fixed;top:100px;left:0;overflow-y:auto}@media (width<=1099px){.left-nav,.ai-sidebar{display:none}}.ai-sidebar-header{background:linear-gradient(135deg, var(--primary-darker), var(--primary-dark));color:#fff;align-items:center;gap:1rem;padding:1.5rem;display:flex}.ai-bot-avatar{background:linear-gradient(135deg,#a855f7,#6366f1);border:2px solid #fff;border-radius:50%;justify-content:center;align-items:center;width:45px;height:45px;font-size:1.2rem;font-weight:800;display:flex}.hub-menu-item{border:1px solid var(--border);cursor:pointer;color:#334155;background:#fff;border-radius:10px;align-items:center;gap:1rem;margin-bottom:1rem;padding:1rem;text-decoration:none;transition:all .2s;display:flex}.hub-menu-item:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 10px #027cfd1a}.hub-menu-item.active-nav{border-color:var(--primary);background-color:#eff6ff}.ai-chat-area{border-top:1px solid var(--border);background:#fff;flex-direction:column;gap:1rem;padding:1.5rem;display:flex}.chat-input{border:1px solid var(--border);border-radius:50px;outline:none;flex-grow:1;padding:.8rem 1rem;font-size:.9rem}.chat-send{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:50%;width:40px;height:40px}.app-layout-grid{justify-content:center;gap:4rem;width:100%;max-width:1300px;min-height:calc(100vh - 100px);margin:0 auto;padding:2rem;display:flex}.main-content-area{flex-grow:1;max-width:850px;margin:0}.vertical-path-wrapper{word-wrap:break-word;flex-shrink:0;width:300px;height:calc(100vh - 140px);display:none;position:sticky;top:120px;overflow:hidden auto}@media (width>=1200px){.vertical-path-wrapper{flex-direction:column;display:flex}}.path-step{opacity:.5;align-items:flex-start;min-height:70px;transition:all .3s;display:flex;position:relative}.path-step.active{opacity:1;color:var(--primary-darker);transform-origin:0;font-weight:800;transform:scale(1.05)}.path-step.completed{opacity:.6;color:#64748b;text-decoration:line-through}.path-node{color:#cbd5e1;z-index:2;background:#fff;border:2px solid #cbd5e1;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:24px;height:24px;margin-right:1rem;font-size:.7rem;font-weight:700;display:flex}.path-step.active .path-node{border-color:var(--primary);color:var(--primary);background:#eff6ff;box-shadow:0 0 10px #027cfd4d}.path-step.completed .path-node{border-color:var(--success);background:var(--success);color:#fff;text-decoration:none}.path-line{z-index:1;background:#e2e8f0;width:2px;position:absolute;top:24px;bottom:0;left:11px}.path-step.completed .path-line{background:var(--success)}@keyframes fadeUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}