*{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f7f9fc;--text:#2c3e50;--text-light:#64748b;--accent-blue:#5a8eff;--accent-cyan:#0df;--accent-pink:#f7a;--glass:#ffffffd9;--glass-border:#ffffff80;--shadow-sm:0 2px 8px #0000000a;--shadow-md:0 8px 30px #0000000f;--shadow-lg:0 20px 60px #00000014;--radius:16px;--radius-sm:10px}html{scroll-behavior:smooth}body{background-color:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;overflow:hidden}#three-canvas{z-index:0;width:100vw;height:100vh;position:fixed;top:0;left:0}#landing-overlay{z-index:10;cursor:pointer;flex-direction:column;justify-content:center;align-items:center;width:100vw;height:100vh;transition:opacity .8s cubic-bezier(.4,0,.2,1),transform .8s cubic-bezier(.4,0,.2,1);display:flex;position:fixed;top:0;left:0}#landing-overlay.fade-out{opacity:0;pointer-events:none;transform:scale(1.05)}.landing-content{text-align:center;z-index:2;position:relative}.landing-badge{letter-spacing:3px;color:var(--accent-blue);background:#5a8eff1a;border-radius:20px;margin-bottom:24px;padding:6px 16px;font-size:11px;font-weight:600;display:inline-block}.landing-title{letter-spacing:-2px;color:var(--text);opacity:0;margin-bottom:16px;font-family:Space Grotesk,Inter,sans-serif;font-size:clamp(48px,10vw,96px);font-weight:700;line-height:1;animation:1s .2s forwards fadeUp}.landing-subtitle{color:var(--text-light);opacity:0;margin-bottom:48px;font-size:clamp(14px,2vw,18px);font-weight:400;animation:1s .4s forwards fadeUp}.landing-cta{opacity:0;flex-direction:column;align-items:center;gap:16px;animation:1s .6s forwards fadeUp;display:flex}.cta-ring{border:2px solid #5a8eff4d;border-radius:50%;justify-content:center;align-items:center;width:80px;height:80px;transition:transform .3s,border-color .3s;animation:2s ease-in-out infinite pulse-ring;display:flex}.cta-ring:hover{border-color:var(--accent-blue);transform:scale(1.1)}.cta-inner{background:var(--accent-blue);color:#fff;letter-spacing:2px;border-radius:50%;justify-content:center;align-items:center;width:56px;height:56px;font-size:10px;font-weight:700;display:flex;box-shadow:0 4px 20px #5a8eff66}.cta-hint{color:var(--text-light);letter-spacing:1px;text-transform:uppercase;font-size:12px}.landing-stats{opacity:0;gap:40px;animation:1s .8s forwards fadeUp;display:flex;position:fixed;bottom:40px;left:50%;transform:translate(-50%)}.stat-item{flex-direction:column;align-items:center;gap:4px;display:flex}.stat-number{color:var(--text);font-family:Space Grotesk,monospace;font-size:20px;font-weight:700}.stat-label{text-transform:uppercase;letter-spacing:1.5px;color:var(--text-light);font-size:10px}#app{z-index:20;width:100vw;height:100vh;position:fixed;top:0;left:0;overflow:hidden}#app.app-hidden{pointer-events:none;visibility:hidden}#app.app-visible{visibility:visible}#app-nav{-webkit-backdrop-filter:blur(20px);z-index:100;opacity:0;background:#f7f9fce6;border-bottom:1px solid #0000000f;justify-content:space-between;align-items:center;height:64px;padding:0 32px;transition:opacity .6s .3s,transform .6s .3s;display:flex;position:fixed;top:0;left:0;right:0;transform:translateY(-20px)}#app.app-visible #app-nav{opacity:1;transform:translateY(0)}.nav-brand{color:var(--text);cursor:pointer;align-items:center;gap:10px;font-family:Space Grotesk,sans-serif;font-size:15px;font-weight:600;display:flex}.brand-crystal{background:linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));border-radius:6px;width:24px;height:24px;transform:rotate(45deg)}.nav-links{gap:4px;display:flex}.nav-link{color:var(--text-light);border-radius:8px;padding:6px 14px;font-size:13px;font-weight:500;text-decoration:none;transition:all .2s}.nav-link:hover,.nav-link.active{color:var(--text);background:#5a8eff14}.nav-link.active{color:var(--accent-blue)}.back-button{color:var(--text-light);cursor:pointer;background:0 0;border:1px solid #0000001a;border-radius:8px;align-items:center;gap:6px;padding:6px 14px;font-size:13px;font-weight:500;transition:all .2s;display:flex}.back-button:hover{color:var(--text);border-color:var(--accent-blue);background:#5a8eff0d}#content-scroll{scroll-snap-type:y proximity;scroll-behavior:smooth;opacity:0;height:100vh;padding-top:64px;transition:opacity .8s .4s,transform .8s .4s;overflow-y:auto;transform:translateY(40px)}#app.app-visible #content-scroll{opacity:1;transform:translateY(0)}.content-section{scroll-snap-align:start;justify-content:center;align-items:center;min-height:100vh;padding:80px 24px;display:flex}.section-inner{width:100%;max-width:960px}.section-badge{letter-spacing:3px;color:var(--accent-blue);margin-bottom:16px;font-size:11px;font-weight:600}.section-title{letter-spacing:-1px;color:var(--text);margin-bottom:20px;font-family:Space Grotesk,sans-serif;font-size:clamp(32px,5vw,56px);font-weight:700;line-height:1.1}.gradient-text{background:linear-gradient(135deg, var(--accent-blue), var(--accent-cyan), var(--accent-pink));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}.section-desc{color:var(--text-light);max-width:640px;margin-bottom:48px;font-size:17px;line-height:1.7}.info-cards{grid-template-columns:repeat(3,1fr);gap:20px;display:grid}.info-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:var(--radius);box-shadow:var(--shadow-md);opacity:0;padding:32px 24px;transition:opacity .6s,transform .6s,box-shadow .3s;transform:translateY(30px)}.info-card.visible{opacity:1;transform:translateY(0)}.info-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-4px)}.card-icon{width:48px;height:48px;color:var(--accent-blue);margin-bottom:20px}.info-card h3{color:var(--text);margin-bottom:10px;font-family:Space Grotesk,sans-serif;font-size:18px;font-weight:600}.info-card p{color:var(--text-light);font-size:14px;line-height:1.6}.cause-grid{flex-direction:column;gap:24px;margin-bottom:48px;display:flex}.cause-item{opacity:0;align-items:flex-start;gap:24px;transition:opacity .5s,transform .5s;display:flex;transform:translate(-20px)}.cause-item.visible{opacity:1;transform:translate(0)}.cause-bar{background:#5a8eff1a;border-radius:6px;width:200px;min-width:200px;height:12px;margin-top:8px;overflow:hidden}.cause-fill{background:linear-gradient(90deg, var(--accent-blue), var(--accent-cyan));border-radius:6px;width:0%;height:100%;transition:width 1.2s cubic-bezier(.4,0,.2,1)}.cause-item.visible .cause-fill{width:var(--fill-width)}.cause-info h4{color:var(--text);margin-bottom:4px;font-family:Space Grotesk,sans-serif;font-size:16px;font-weight:600}.cause-percent{color:var(--accent-blue);font-size:13px;font-weight:700}.cause-info p{color:var(--text-light);margin-top:6px;font-size:14px;line-height:1.6}.greenhouse-explainer{background:var(--glass);border:1px solid var(--glass-border);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:40px}.greenhouse-explainer h3{color:var(--text);text-align:center;margin-bottom:28px;font-family:Space Grotesk,sans-serif;font-size:20px;font-weight:600}.greenhouse-steps{flex-wrap:wrap;justify-content:center;align-items:center;gap:12px;display:flex}.gh-step{text-align:center;flex:1;min-width:140px;padding:16px}.gh-num{background:linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));color:#fff;border-radius:50%;justify-content:center;align-items:center;width:36px;height:36px;margin:0 auto 12px;font-size:14px;font-weight:700;display:flex}.gh-step p{color:var(--text-light);font-size:13px;line-height:1.5}.gh-arrow{color:var(--accent-blue);opacity:.4;font-size:24px}.effects-timeline{padding-left:40px;position:relative}.timeline-line{background:linear-gradient(180deg, var(--accent-blue), var(--accent-cyan), var(--accent-pink), #f44);width:2px;position:absolute;top:0;bottom:0;left:15px}.timeline-item{opacity:0;margin-bottom:40px;transition:opacity .6s,transform .6s;position:relative;transform:translateY(20px)}.timeline-item.visible{opacity:1;transform:translateY(0)}.timeline-marker{background:var(--accent-blue);border:3px solid var(--bg);width:16px;height:16px;box-shadow:0 0 0 2px var(--accent-blue);border-radius:50%;position:absolute;top:4px;left:-33px}.timeline-item.danger .timeline-marker{background:#f80;box-shadow:0 0 0 2px #f80}.timeline-item.critical .timeline-marker{background:#f33;box-shadow:0 0 0 2px #f33}.timeline-item:before{content:attr(data-temp);color:var(--accent-blue);text-align:right;width:60px;font-family:Space Grotesk,monospace;font-size:14px;font-weight:700;position:absolute;top:0;left:-100px}.timeline-item.danger:before{color:#f80}.timeline-item.critical:before{color:#f33}.timeline-content{background:var(--glass);border:1px solid var(--glass-border);border-radius:var(--radius-sm);box-shadow:var(--shadow-sm);padding:24px}.timeline-content h4{color:var(--text);margin-bottom:12px;font-family:Space Grotesk,sans-serif;font-size:16px;font-weight:600}.timeline-content ul{padding:0;list-style:none}.timeline-content li{color:var(--text-light);margin-bottom:4px;padding-left:16px;font-size:14px;line-height:1.6;position:relative}.timeline-content li:before{content:"";background:var(--accent-blue);border-radius:50%;width:6px;height:6px;position:absolute;top:9px;left:0}.timeline-item.danger .timeline-content li:before{background:#f80}.timeline-item.critical .timeline-content li:before{background:#f33}.data-grid{grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:48px;display:grid}.data-card{background:var(--glass);border:1px solid var(--glass-border);border-radius:var(--radius);box-shadow:var(--shadow-sm);text-align:center;opacity:0;padding:28px 24px;transition:opacity .5s,transform .5s,box-shadow .3s;transform:scale(.95)}.data-card.visible{opacity:1;transform:scale(1)}.data-card:hover{box-shadow:var(--shadow-md)}.data-card.big{grid-column:1/-1;padding:40px}.data-value{background:linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-family:Space Grotesk,monospace;font-size:48px;font-weight:800;line-height:1}.data-card.big 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cubic-bezier(.4,0,.2,1);position:relative}.chart-bar:hover:after{content:attr(data-tooltip);background:var(--text);color:#fff;white-space:nowrap;pointer-events:none;border-radius:4px;padding:4px 8px;font-size:11px;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%)}.chart-source{color:var(--text-light);text-align:center;opacity:.6;margin-top:16px;font-size:11px}.action-categories{grid-template-columns:repeat(2,1fr);gap:20px;margin-bottom:48px;display:grid}.action-cat{background:var(--glass);border:1px solid var(--glass-border);border-radius:var(--radius);box-shadow:var(--shadow-sm);opacity:0;padding:28px;transition:opacity .5s,transform .5s,box-shadow .3s;transform:translateY(20px)}.action-cat.visible{opacity:1;transform:translateY(0)}.action-cat:hover{box-shadow:var(--shadow-md)}.action-cat-header{align-items:center;gap:12px;margin-bottom:16px;display:flex}.action-icon{width:32px;height:32px;color:var(--accent-blue)}.action-cat h3{color:var(--text);font-family:Space Grotesk,sans-serif;font-size:18px;font-weight:600}.action-list{padding:0;list-style:none}.action-list li{color:var(--text-light);border-bottom:1px solid #0000000a;padding:6px 0 6px 20px;font-size:14px;line-height:1.6;position:relative}.action-list li:last-child{border-bottom:none}.action-list li:before{content:"";background:linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));border-radius:2px;width:8px;height:8px;position:absolute;top:14px;left:0;transform:rotate(45deg)}.final-message{text-align:center;border-radius:var(--radius);background:linear-gradient(135deg,#5a8eff0d,#00ddff0d);margin-bottom:48px;padding:60px 40px}.final-message h3{color:var(--text);margin-bottom:12px;font-family:Space Grotesk,sans-serif;font-size:clamp(20px,3vw,28px);font-weight:600;line-height:1.4}.final-message p{color:var(--text-light);font-size:14px}.resources{text-align:center}.resources h3{color:var(--text);margin-bottom:20px;font-family:Space Grotesk,sans-serif;font-size:20px;font-weight:600}.resource-links{flex-wrap:wrap;justify-content:center;gap:12px;display:flex}.resource-link{color:var(--accent-blue);border:1px solid #5a8eff33;border-radius:8px;padding:10px 20px;font-size:13px;font-weight:500;text-decoration:none;transition:all .2s}.resource-link:hover{border-color:var(--accent-blue);background:#5a8eff14}.app-footer{text-align:center;color:var(--text-light);border-top:1px solid #0000000f;padding:40px;font-size:13px}@keyframes fadeUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse-ring{0%,to{box-shadow:0 0 #5a8eff4d}50%{box-shadow:0 0 0 12px #5a8eff00}}@media (width<=768px){.info-cards{grid-template-columns:1fr}.data-grid{grid-template-columns:repeat(2,1fr)}.action-categories{grid-template-columns:1fr}.nav-links{display:none}.landing-stats{gap:24px}.cause-bar{width:120px;min-width:120px}.greenhouse-steps{flex-direction:column}.gh-arrow{transform:rotate(90deg)}.timeline-item:before{display:none}.effects-timeline{padding-left:30px}.timeline-marker{left:-23px}.content-section{padding:60px 16px}#app-nav{padding:0 16px}.data-card.big .data-value{font-size:48px}}@media (width<=480px){.data-grid{grid-template-columns:1fr}.landing-stats{flex-direction:column;gap:12px}}