:root{--primary:#00458b;--secondary:#2b70b3;--accent:#5ab1ea;--text-dark:#1a1a1a;--text-light:#4d4d4d;--bg-white:#fff;--bg-light:#f5f8fa;--bg-dark:#002d5a;--font-family:"Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-family);color:var(--text-dark);background-color:var(--bg-white);line-height:1.6;overflow-x:hidden}h1,h2,h3{font-weight:700;line-height:1.2}section{text-align:center;flex-direction:column;justify-content:center;align-items:center;min-height:100vh;padding:4rem 2rem;display:flex}.container{width:100%;max-width:1000px;margin:0 auto}.title{color:var(--primary);margin-bottom:1.5rem;font-size:3.5rem}.subtitle{color:var(--text-light);max-width:700px;margin-bottom:2.5rem;margin-left:auto;margin-right:auto;font-size:1.5rem}.card-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;width:100%;margin-top:3rem;display:grid}.card{text-align:left;background:#fff;border-radius:12px;padding:2.5rem;transition:transform .3s;box-shadow:0 10px 30px #0000000d}.card:hover{transform:translateY(-5px)}.icon-wrapper{background:var(--bg-light);width:60px;height:60px;color:var(--primary);border-radius:12px;justify-content:center;align-items:center;margin-bottom:1.5rem;display:flex}.button{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:50px;padding:1rem 2.5rem;font-size:1.1rem;font-weight:600;text-decoration:none;transition:background .3s;display:inline-block}.button:hover{background:var(--secondary)}.highlight{color:var(--accent);font-weight:700}.reveal{opacity:0;transform:translateY(30px)}.score-circle{border:10px solid #eee;border-radius:50%;flex-direction:column;justify-content:center;align-items:center;gap:.25rem;width:170px;height:170px;margin:0 auto 1.5rem;display:flex}.score-value{font-size:3rem;font-weight:800;line-height:1}.score-label{text-transform:uppercase;letter-spacing:1.5px;font-size:.75rem;font-weight:600}.source-tag{color:#999;margin-top:1rem;font-size:.75rem;font-style:italic;display:block}.progress-bar{background:var(--accent);z-index:9999;height:4px;transition:width .1s ease-out;position:fixed;top:0;left:0}.score-low{color:#ff4e42;border-color:#ff4e42}.score-med{color:#ffa400;border-color:#ffa400}.score-high{color:#00c853;border-color:#00c853}.slide-nav{z-index:999;-webkit-backdrop-filter:blur(12px);background:#002d5a59;border:1px solid #ffffff26;border-radius:40px;flex-direction:column;gap:1rem;padding:1.25rem .6rem;transition:all .3s;display:flex;position:fixed;top:50%;right:1.5rem;transform:translateY(-50%);box-shadow:0 10px 30px #00000026}.slide-nav-item{cursor:pointer;justify-content:center;align-items:center;width:16px;height:16px;display:flex;position:relative}.slide-nav-dot{background:#fff6;border-radius:50%;width:8px;height:8px;transition:all .3s cubic-bezier(.4,0,.2,1)}.slide-nav-tooltip{background:var(--bg-dark);color:#fff;white-space:nowrap;opacity:0;pointer-events:none;border:1px solid #ffffff1a;border-radius:8px;padding:.4rem .8rem;font-size:.75rem;font-weight:600;transition:all .3s cubic-bezier(.4,0,.2,1);position:absolute;right:2rem;transform:translate(10px);box-shadow:0 4px 12px #00000040}.slide-nav-item:hover .slide-nav-tooltip{opacity:1;transform:translate(0)}.slide-nav-item:hover .slide-nav-dot{background:var(--accent);transform:scale(1.3)}.slide-nav-item.active .slide-nav-dot{background:var(--accent);width:10px;height:10px;box-shadow:0 0 12px var(--accent);transform:scale(1.3)}.floating-next-btn{z-index:998;cursor:pointer;background:var(--bg-dark);border:1px solid #ffffff26;border-radius:50%;justify-content:center;align-items:center;width:48px;height:48px;transition:all .3s cubic-bezier(.4,0,.2,1);display:flex;position:fixed;bottom:2rem;left:50%;transform:translate(-50%);box-shadow:0 8px 24px #002d5a66}.floating-next-btn:hover{background:var(--primary);border-color:var(--accent);transform:translate(-50%)scale(1.1);box-shadow:0 12px 30px #00458b99}.closing-footer{text-align:center;z-index:10;width:100%;margin-top:auto;padding:1.25rem 2rem 0;font-size:.8rem;color:#ffffff73!important;border-top:1px solid #ffffff26!important}.problem-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.5rem;width:100%;margin-top:2rem;display:grid}.problem-card{text-align:left;background:#fff;border-radius:12px;align-items:flex-start;gap:1.25rem;padding:1.5rem;transition:transform .3s;display:flex;box-shadow:0 10px 30px #0000000d}.problem-card:hover{transform:translateY(-5px)}.problem-card .icon-wrapper{background:var(--bg-light);width:48px;height:48px;color:var(--primary);border-radius:10px;flex-shrink:0;justify-content:center;align-items:center;display:flex;margin-bottom:0!important}.problem-card .icon-wrapper svg{width:24px;height:24px}.problem-card-content{flex-direction:column;justify-content:center;display:flex}.problem-card h3{color:var(--primary);margin:0 0 .35rem;font-size:1.15rem;font-weight:700}.problem-card p{color:var(--text-light);margin:0;font-size:.88rem;line-height:1.4}@media (width>=1025px) and (height>=700px){html{scroll-snap-type:y mandatory;scroll-behavior:smooth}section{scroll-snap-align:start;scroll-snap-stop:always;box-sizing:border-box;flex-direction:column;justify-content:center;align-items:center;height:100vh;max-height:100vh;padding:2.5vh 2rem;display:flex;overflow:hidden}.container{flex-direction:column;justify-content:center;align-items:center;max-height:95vh;display:flex}.title{margin-bottom:.75rem;font-size:2.5rem}.subtitle{max-width:750px;margin-bottom:1.25rem;font-size:1.15rem}.card-grid{gap:1.25rem;margin-top:1.5rem}.card{padding:1.5rem}.icon-wrapper{width:48px;height:48px;margin-bottom:1rem}.icon-wrapper svg{width:24px;height:24px}.closing-section .container{flex-direction:column;justify-content:space-between;align-items:center;height:100%;max-height:95vh;display:flex}.problem-grid{gap:1rem;margin-top:1.5rem;grid-template-columns:repeat(3,1fr)!important}.problem-card{align-items:center;gap:1rem;padding:1.15rem}.problem-card .icon-wrapper{width:42px;height:42px}.problem-card .icon-wrapper svg{width:20px;height:20px}.problem-card h3{margin:0 0 .2rem;font-size:1.05rem}.problem-card p{font-size:.8rem;line-height:1.3}}@media (width<=768px){.title{font-size:2.2rem}.subtitle{margin-bottom:2rem;font-size:1.1rem}.slide-nav,.floating-next-btn{display:none}section{min-height:auto;padding:3rem 1.5rem;height:auto!important}.card-grid{grid-template-columns:1fr;gap:1.5rem;margin-top:2rem}.closing-footer{border-top:1px solid #ffffff1a!important;margin-top:3rem!important;padding:1.5rem 1rem 0!important;position:static!important}.problem-grid{grid-template-columns:1fr!important;gap:1rem!important}.problem-card{gap:1rem!important;padding:1.25rem!important}}