:root{--balloon-red:#ff4757;--balloon-orange:#ff6b35;--balloon-yellow:#ffd93d;--balloon-green:#6bcf7f;--balloon-blue:#4ecdc4;--balloon-purple:#a55eea;--balloon-pink:#fd79a8;--sky-blue:#74b9ff;--sky-light:#a29bfe;--sunrise-orange:#ff7675;--sunset-pink:#fd79a8;--bg-primary:#fff;--bg-secondary:#f8f9ff;--bg-accent:#fff5f5;--text-primary:#2d3436;--text-secondary:#636e72;--text-accent:#e84393;--btn-primary:linear-gradient(135deg,var(--balloon-red),var(--balloon-orange));--btn-secondary:linear-gradient(135deg,var(--balloon-blue),var(--balloon-green));--btn-accent:linear-gradient(135deg,var(--balloon-purple),var(--balloon-pink));--card-bg:#fff;--card-border:#e8f4fd;--card-shadow:0 8px 32px rgba(116,185,255,.15);--success:#00b894;--warning:#fdcb6e;--error:#d63031}*{box-sizing:border-box;padding:0;margin:0}body,html{max-width:100vw;overflow-x:hidden;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;background:linear-gradient(135deg,var(--bg-secondary) 0,var(--bg-accent) 100%);color:var(--text-primary);line-height:1.6}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background-image:radial-gradient(circle at 20% 80%,rgba(255,71,87,.1) 0,transparent 50%),radial-gradient(circle at 80% 20%,rgba(78,205,196,.1) 0,transparent 50%),radial-gradient(circle at 40% 40%,rgba(165,94,234,.1) 0,transparent 50%);pointer-events:none;z-index:-1}a{color:inherit;text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:0 20px}.section{padding:60px 0;position:relative}.section:before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:100px;height:4px;background:linear-gradient(90deg,var(--balloon-red),var(--balloon-orange),var(--balloon-yellow),var(--balloon-green),var(--balloon-blue));border-radius:2px}.hero{background:linear-gradient(135deg,var(--balloon-red) 0,var(--balloon-orange) 25%,var(--balloon-yellow) 50%,var(--balloon-green) 75%,var(--balloon-blue) 100%);color:#fff;text-align:center;padding:80px 0;position:relative;overflow:hidden}.hero:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="2" fill="rgba(255,255,255,0.1)"/><circle cx="80" cy="40" r="1.5" fill="rgba(255,255,255,0.1)"/><circle cx="40" cy="80" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="90" cy="90" r="1.5" fill="rgba(255,255,255,0.1)"/></svg>');animation:float 20s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0) rotate(0deg)}50%{transform:translateY(-20px) rotate(180deg)}}.hero-title{font-size:4rem;font-weight:800;margin-bottom:20px;text-shadow:0 10px 30px rgba(0,0,0,.35);background:linear-gradient(45deg,#fff,#e8f4ff);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-sub{font-size:1.3rem;margin-bottom:30px;opacity:.95;max-width:600px;margin-left:auto;margin-right:auto}.eyebrow{font-size:1.1rem;font-weight:600;text-transform:uppercase;letter-spacing:2px;margin-bottom:20px;opacity:.9}.panel{background:var(--card-bg);border:2px solid var(--card-border);border-radius:20px;box-shadow:var(--card-shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:all .3s ease}.panel:hover{transform:translateY(-5px);box-shadow:0 20px 50px rgba(116,185,255,.3);border-color:var(--balloon-blue)}.pad{padding:30px}.card{background:var(--card-bg);border:2px solid var(--card-border);border-radius:16px;padding:24px;box-shadow:var(--card-shadow);transition:all .3s ease}.card:hover{transform:translateY(-3px);box-shadow:0 12px 30px rgba(116,185,255,.2);border-color:var(--balloon-green)}.btn{display:inline-block;padding:12px 24px;border:none;border-radius:50px;font-size:1rem;font-weight:600;text-align:center;cursor:pointer;transition:all .3s ease;text-decoration:none;position:relative;overflow:hidden}.btn:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.2),transparent);transition:left .5s}.btn:hover:before{left:100%}.btn-primary{background:var(--btn-primary);color:#fff;box-shadow:0 4px 15px rgba(255,71,87,.4)}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(255,71,87,.6)}.btn-secondary{background:var(--btn-secondary);color:#fff;box-shadow:0 4px 15px rgba(78,205,196,.4)}.btn-secondary:hover{transform:translateY(-2px);box-shadow:0 8px 25px rgba(78,205,196,.6)}.btn-ghost{background:transparent;color:var(--balloon-blue);border:2px solid var(--balloon-blue)}.btn-ghost:hover{background:var(--balloon-blue);color:#fff;transform:translateY(-2px)}.form-input{width:100%;padding:14px 18px;border:2px solid var(--card-border);border-radius:12px;font-size:1rem;transition:all .3s ease;background:var(--bg-primary)}.form-input:focus{outline:none;border-color:var(--balloon-blue);box-shadow:0 0 0 3px rgba(78,205,196,.1);transform:translateY(-1px)}.form-label{display:block;margin-bottom:8px;font-weight:600;color:var(--text-primary)}.grid{display:grid;grid-gap:20px;gap:20px}.navbar{background:hsla(0,0%,100%,.95);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:2px solid var(--card-border);position:-webkit-sticky;position:sticky;top:0;z-index:1000}.navbar-inner{justify-content:space-between;padding:16px 0}.nav,.navbar-inner{display:flex;align-items:center}.nav{gap:24px}.nav a{color:var(--text-primary);font-weight:500;transition:color .3s ease;position:relative}.nav a:hover{color:var(--balloon-blue)}.nav a:after{content:"";position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--balloon-blue);transition:width .3s ease}.nav a:hover:after{width:100%}.brand{font-size:1.5rem;font-weight:700;color:var(--balloon-red)}.muted{color:var(--text-secondary);opacity:.8}.success{background:linear-gradient(135deg,var(--success),#00cec9)}.error,.success{color:#fff;border-radius:12px;padding:16px;margin:16px 0}.error{background:linear-gradient(135deg,var(--error),#e17055)}@keyframes balloonFloat{0%,to{transform:translateY(0) rotate(0deg)}25%{transform:translateY(-10px) rotate(2deg)}50%{transform:translateY(-20px) rotate(0deg)}75%{transform:translateY(-10px) rotate(-2deg)}}.balloon-float{animation:balloonFloat 6s ease-in-out infinite}@media (max-width:768px){.hero-title{font-size:2.5rem}.hero-sub{font-size:1.1rem}.container{padding:0 16px}.pad{padding:20px}.nav{gap:16px}}.balloon-accent{background:linear-gradient(45deg,var(--balloon-red),var(--balloon-orange));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.sky-gradient{background:linear-gradient(135deg,var(--sky-blue),var(--sky-light))}.sunrise-gradient{background:linear-gradient(135deg,var(--sunrise-orange),var(--sunset-pink))}.interactive{transition:all .3s ease}.interactive:hover{transform:scale(1.02)}.loading{display:inline-block;width:20px;height:20px;border-radius:50%;border:3px solid var(--card-border);border-top-color:var(--balloon-blue);animation:spin 1s ease-in-out infinite}@keyframes spin{to{transform:rotate(1turn)}}