:root{font-family:Nunito,Trebuchet MS,Segoe UI,system-ui,sans-serif;line-height:1.5;font-weight:500;color:#2e2d39;background-color:#f4faff;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:#f4faff}a{color:inherit;text-decoration:none}button,input,select{font-family:inherit}img{display:block;max-width:100%}:root{--green: #47d16a;--green-dark: #2aa851;--blue: #2fa9f4;--yellow: #ffc857;--pink: #ff7eb6;--purple: #7b6bff;--ink: #2e2d39;--muted: #6b6a78;--background: #f4faff;--card: #ffffff;--shadow: 0 16px 40px rgba(46, 45, 57, .12)}.app{color:var(--ink);background:var(--background);min-height:100vh}.hero{padding:2.5rem 6vw 4rem;background:linear-gradient(120deg,#e6f9ed,#f4faff,#fff4dd)}.nav{display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}.nav 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#47d16a66}.voice-actions{display:flex;gap:.75rem;flex-wrap:wrap;margin-top:1rem}.status{font-weight:600;color:var(--muted)}.status.error{color:#d64550}.status.success{color:var(--green-dark)}.navigation{display:flex;justify-content:space-between;gap:1rem;margin-top:1rem}.navigation button{background:#fff;border:2px solid #e5edf7;border-radius:999px;padding:.6rem 1.4rem;font-weight:700}.navigation button:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;transform:none}.streaks{background:var(--background)}.streak-card{background:#fff;border-radius:24px;padding:2rem;box-shadow:var(--shadow);position:relative;overflow:hidden}.streak-header{display:flex;flex-wrap:wrap;gap:1.5rem;justify-content:space-between;align-items:center}.streak-mascot{display:flex;align-items:center;gap:1rem;margin:1.5rem 0;background:#f4fbff;border-radius:18px;padding:1rem 1.5rem;font-weight:600}.streak-mascot .mascot{width:90px;animation:wave 3s ease-in-out infinite}.streak-mascot.celebrate 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a{border:none;background:#f4faff;border-radius:50%;width:44px;height:44px;font-weight:700;cursor:pointer;display:grid;place-items:center}.confetti{position:absolute;top:0;right:0;width:200px;height:120px;animation:pop 1.8s ease-in-out}@keyframes pop{0%{opacity:0;transform:translateY(-20px) scale(.8)}30%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-30px) scale(1.1)}}.knowledge{background:#fff}.article-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.5rem}.article-card{background:#f9fbff;border-radius:20px;padding:1.5rem;text-align:left;border:none;cursor:pointer;box-shadow:0 10px 30px #2e2d3914}.article-card img{width:100%;border-radius:16px;margin-bottom:1rem}.tag-row{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:.75rem}.tag{background:#fff;border-radius:999px;padding:.3rem .8rem;font-size:.75rem;font-weight:700;color:var(--muted)}.modal{position:fixed;top:0;right:0;bottom:0;left:0;background:#2e2d3980;display:grid;place-items:center;z-index:10;padding:1rem}.modal-content{background:#fff;border-radius:20px;padding:2rem;max-width:600px;width:100%;position:relative;box-shadow:var(--shadow)}.modal-content .close{position:absolute;right:1rem;top:1rem;border:none;background:#f4faff;width:36px;height:36px;border-radius:50%;font-size:1.5rem;cursor:pointer}.modal-tags{margin-bottom:1rem}.premium{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1.5rem;background:linear-gradient(120deg,#fff4dd,#fff);border-radius:24px;margin:0 6vw 3rem;padding:2rem;box-shadow:var(--shadow)}.cards{background:#fff}.shared-card-view{min-height:100vh;padding:2.5rem 6vw 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.card-mascot{animation:hop .9s ease-in-out}.card-overlay{position:relative;z-index:3;background:#ffffffd1;border-radius:18px;padding:1rem 1.2rem;max-width:60%;margin-left:auto;box-shadow:0 10px 24px #2e2d391f}.card-overlay h3{margin:.2rem 0 .5rem}.card-sparkles{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:4;display:flex;justify-content:space-around;align-items:flex-start;opacity:0}.card-sparkles span{font-size:1.5rem;animation:sparkle 1s ease-in-out}.card-stage.is-sparkling .card-sparkles{opacity:1}.generate-own{margin-top:.75rem;font-weight:700;color:var(--green-dark);text-decoration:none}@keyframes sparkle{0%{transform:translateY(0) scale(.8);opacity:0}40%{opacity:1}to{transform:translateY(-40px) scale(1.1);opacity:0}}@keyframes background-drift{0%,to{transform:scale(1)}50%{transform:scale(1.03)}}@keyframes hop{0%{transform:translateY(0) scale(1)}50%{transform:translateY(-12px) scale(1.05)}to{transform:translateY(0) 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