:root{--bg:#050505;--text:#ffffff;--muted:#a3a3a3;--glass:rgba(20,20,20,.4);--glass-border:rgba(255,255,255,.1);--glass-hover:rgba(255,255,255,.08);--primary:#ffffff;--sans:"Inter",sans-serif;--display:"Space Grotesk",sans-serif;--blur:blur(24px) saturate(150%);--ios-ease:cubic-bezier(.32,.72,0,1)}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);font-family:var(--sans);line-height:1.6;overflow-x:hidden;min-height:100vh}#bg-video{position:fixed;top:0;left:0;width:100vw;height:100vh;object-fit:cover;z-index:-3;filter:grayscale(40%) brightness(.7)}.video-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:linear-gradient(180deg,#00000080,#000000e6);z-index:-2;backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#fff3;border-radius:10px}::-webkit-scrollbar-thumb:hover{background:#fff6}h1,h2,h3,.logo{font-family:var(--display)}a{text-decoration:none;color:inherit}.container{width:90%;max-width:900px;margin:0 auto}.text-center{text-align:center}.mt-4{margin-top:1.5rem}.mt-5{margin-top:2.5rem}.flex-between{display:flex;justify-content:space-between;align-items:center}.gradient-text{background:linear-gradient(135deg,#fff,#888);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.glass{background:var(--glass);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border:1px solid var(--glass-border);border-radius:24px}.glass-nav{position:fixed;top:20px;left:50%;transform:translate(-50%);width:90%;max-width:800px;height:64px;display:flex;justify-content:space-between;align-items:center;padding:0 24px;background:#14141480;backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur);border:1px solid var(--glass-border);border-radius:32px;z-index:1000;transition:all .4s}.logo{font-size:1.4rem;font-weight:700;color:var(--primary);letter-spacing:-1px}.nav-links{display:flex;gap:2rem}.nav-link{font-size:.85rem;font-weight:500;color:var(--muted);transition:.3s;letter-spacing:1px}.nav-link:hover,.nav-link.active{color:var(--primary);text-shadow:0 0 10px rgba(255,255,255,.4)}.nav-actions{display:flex;gap:1rem}.nav-btn{background:none;border:none;color:var(--text);font-size:1.1rem;cursor:pointer;transition:.3s;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:50%}.nav-btn:hover{background:var(--glass-hover)}.main-content{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:120px 0 60px}.badge{display:inline-block;padding:8px 20px;border-radius:50px;font-size:.8rem;letter-spacing:1px;margin-bottom:1.5rem;font-weight:500}.hero-title{font-size:clamp(2.5rem,8vw,4.5rem);font-weight:700;line-height:1.1;margin-bottom:1rem;letter-spacing:-1px}.hero-desc{font-size:clamp(.9rem,3vw,1.05rem);color:var(--muted);max-width:550px;margin:0 auto 2.5rem;line-height:1.8}.btn-group{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.btn{padding:14px 32px;border-radius:50px;font-size:.95rem;font-weight:600;display:inline-flex;align-items:center;justify-content:center;gap:10px;cursor:pointer;transition:all .3s var(--ios-ease);border:1px solid transparent}.btn:active{transform:scale(.95)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none!important}.btn-primary{background:var(--primary);color:#000}.btn-primary:hover{transform:translateY(-3px);box-shadow:0 10px 25px #fff3}.btn-glass{background:var(--glass);border:1px solid var(--glass-border);color:var(--primary);backdrop-filter:var(--blur);-webkit-backdrop-filter:var(--blur)}.btn-glass:hover{background:var(--glass-hover);transform:translateY(-3px)}.upload-zone{width:100%;max-width:500px;margin:0 auto;padding:3rem 2rem;cursor:pointer;transition:all .4s var(--ios-ease);position:relative;overflow:hidden}.upload-zone:hover{border-color:#ffffff40;transform:translateY(-2px)}.upload-zone.active{border-color:var(--primary);background:#ffffff0d;box-shadow:0 0 40px #ffffff1a}.upload-zone.has-preview{padding:1rem;cursor:default}.upload-zone.has-preview:hover{transform:none;border-color:var(--glass-border)}.file-input{display:none}.upload-placeholder{display:flex;flex-direction:column;align-items:center;gap:1rem}.upload-icon{width:70px;height:70px;border-radius:50%;background:#ffffff0d;border:1px solid var(--glass-border);display:flex;align-items:center;justify-content:center;font-size:1.8rem;color:var(--primary);transition:.3s}.upload-zone:hover .upload-icon{background:#ffffff1a;transform:scale(1.05)}.upload-placeholder h3{font-size:1.2rem;font-weight:600;color:var(--primary)}.desc.sm{font-size:.9rem;color:var(--muted)}.preview-wrapper{position:relative;display:inline-block;width:100%}.preview-img{width:100%;max-height:350px;object-fit:contain;border-radius:16px}.remove-preview{position:absolute;top:-10px;right:-10px;width:36px;height:36px;border-radius:50%;background:#ffffff1a;border:1px solid var(--glass-border);color:#fff;font-size:1rem;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:.3s;-webkit-backdrop-filter:var(--blur);backdrop-filter:var(--blur)}.remove-preview:hover{background:#ff5050cc;transform:scale(1.1)}.error-box{display:inline-flex;align-items:center;gap:10px;padding:12px 24px;color:#ff6b6b;font-size:.9rem;font-weight:500}.error-box i{font-size:1.1rem}.result-section{width:100%}.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;max-width:700px;margin:0 auto}.compare-card{padding:1rem;display:flex;flex-direction:column;align-items:center;gap:1rem;transition:.4s}.compare-card:hover{border-color:#fff3;transform:translateY(-4px)}.compare-card img{width:100%;height:220px;object-fit:contain;border-radius:12px;background:url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.05' fill-rule='evenodd'%3E%3Cpath d='M0 0h10v10H0V0zm10 10h10v10H10V10z'/%3E%3C/g%3E%3C/svg%3E") repeat}.compare-label{font-size:.75rem;font-weight:600;color:var(--muted);letter-spacing:2px;text-transform:uppercase}.result-img{background:url("data:image/svg+xml,%3Csvg width='20' height='20' viewBox='0 0 20 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.05' fill-rule='evenodd'%3E%3Cpath d='M0 0h10v10H0V0zm10 10h10v10H10V10z'/%3E%3C/g%3E%3C/svg%3E") repeat}.social-section{padding:1rem 0}.social-label{font-size:.85rem;color:var(--muted);letter-spacing:2px;text-transform:uppercase;margin-bottom:1.2rem;font-weight:500}.social-links{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.glass-icon{width:45px;height:45px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--glass);border:1px solid var(--glass-border);color:var(--text);font-size:1.1rem;transition:.3s;backdrop-filter:var(--blur);-webkit-backdrop-filter:blur(24px) saturate(150%)}.glass-icon:hover{background:var(--primary);color:#000;transform:translateY(-3px) scale(1.05)}.footer{padding:2rem 0;border-top:1px solid var(--glass-border);margin-top:2rem;background:#05050599;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.footer .container{flex-wrap:wrap;gap:1rem}.footer-left{display:flex;flex-direction:column;gap:4px}.footer-right{display:flex;align-items:center}.footer-link{color:var(--muted);font-size:.9rem;font-weight:500;transition:.3s;display:inline-flex;align-items:center;gap:8px}.footer-link:hover{color:var(--primary)}.footer-bottom{text-align:center;margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid rgba(255,255,255,.05)}@media (max-width:768px){.main-content{padding:100px 0 40px}.nav-links{display:none}.upload-zone{padding:2rem 1.5rem}.compare-grid{grid-template-columns:1fr}.compare-card img{height:180px}.btn{width:100%}.btn-group{flex-direction:column}.footer .container{flex-direction:column;text-align:center}.glass-icon{width:42px;height:42px;font-size:1rem}}@media (max-width:480px){.hero-title{font-size:2.2rem}.upload-icon{width:55px;height:55px;font-size:1.4rem}.upload-placeholder h3{font-size:1rem}.social-links{gap:.75rem}.glass-icon{width:40px;height:40px}}