:root{--bg-base: #fdfbf7;--bg-surface: #f9f7f0;--bg-card: #ffffff;--bg-dark: #1c1c1a;--text-primary: #1c1c1a;--text-secondary: #5e5e54;--text-light: #ffffff;--primary: #10b981;--primary-hover: #059669;--border: rgba(28, 28, 26, .08);--border-light: rgba(255, 255, 255, .15);--shadow-sm: 0 2px 8px rgba(28, 28, 26, .04);--shadow-md: 0 8px 24px rgba(28, 28, 26, .06);--shadow-lg: 0 16px 40px rgba(28, 28, 26, .1);--shadow-gold: 0 10px 30px rgba(212, 175, 55, .25);--font-sans: "Noto Sans JP", "Inter", -apple-system, BlinkMacSystemFont, sans-serif;--font-serif: "Outfit", "Noto Sans JP", sans-serif}*{box-sizing:border-box;margin:0;padding:0;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background-color:var(--bg-base);color:var(--text-primary);line-height:1.6;overflow-x:hidden}h1,h2,h3,h4,h5,h6{font-family:var(--font-serif);font-weight:700;color:var(--text-primary);letter-spacing:.05em}a{color:inherit;text-decoration:none;transition:all .3s ease}button{font-family:var(--font-sans);cursor:pointer;border:none;background:none;transition:all .3s cubic-bezier(.25,.8,.25,1)}.hide-scrollbar::-webkit-scrollbar{display:none}.hide-scrollbar{-ms-overflow-style:none;scrollbar-width:none}.antigravity-hero-bg{position:fixed;top:0;left:0;width:100%;height:100vh;z-index:0;background:radial-gradient(circle at 50% -20%,#fff,#f6f3e8);display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:8rem 1.5rem 2rem}.hero-image-overlay{position:absolute;top:50%;left:50%;transform:translate(-50%,-45%);width:95vw;max-width:850px;height:55vh;min-height:420px;background-image:url(/hero-helmet.jpg);background-size:cover;background-position:center;mix-blend-mode:multiply;opacity:.65;-webkit-mask-image:radial-gradient(ellipse at center,rgba(0,0,0,1) 20%,rgba(0,0,0,0) 70%);mask-image:radial-gradient(ellipse at center,#000 20%,#0000 70%);z-index:0;pointer-events:none}.antigravity-glass-panel{position:relative;z-index:10;margin-top:60vh;min-height:100vh;padding-bottom:20vh;background:linear-gradient(to bottom,transparent 0%,rgba(253,251,247,.4) 150px,rgba(253,251,247,.85) 350px,var(--bg-base) 600px);-webkit-mask-image:linear-gradient(to bottom,transparent 0%,black 200px);mask-image:linear-gradient(to bottom,transparent 0%,black 200px);padding-top:12rem;width:100%}.antigravity-content-inner{max-width:1200px;margin:0 auto;padding:0 1.5rem}.premium-card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:2.5rem;box-shadow:var(--shadow-sm);transition:all .4s cubic-bezier(.165,.84,.44,1);position:relative;overflow:hidden}.premium-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background:linear-gradient(135deg,#d4af370d,#10b9810d);opacity:0;transition:opacity .4s ease;z-index:0}.premium-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-md);border-color:#d4af374d}.premium-card:hover:before{opacity:1}.premium-card *{position:relative;z-index:1}.portal-card{display:flex;flex-direction:column;align-items:center;text-align:center;padding:3rem 2rem;border-radius:16px;background:#fff9;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.7);box-shadow:var(--shadow-sm);transition:all .4s cubic-bezier(.165,.84,.44,1);cursor:pointer;overflow:hidden}.portal-card:hover{transform:translateY(-6px);background:#ffffffe6;border-color:var(--primary);box-shadow:var(--shadow-md)}.portal-card .icon-container{width:90px;height:90px;border-radius:50%;background:var(--bg-surface);display:flex;align-items:center;justify-content:center;margin-bottom:1.5rem;transition:all .4s ease}.portal-card:hover .icon-container{background:linear-gradient(135deg,#10b9811a,#d4af371a);transform:scale(1.1) rotate(5deg)}.nav-header{position:fixed;top:0;left:0;width:100%;z-index:100;background:#fdfbf7cc;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border);transition:all .3s ease}.nav-container{max-width:1200px;margin:0 auto;padding:1.2rem 1.5rem;display:flex;justify-content:space-between;align-items:center}.btn-primary{background:var(--bg-dark);color:var(--text-light);padding:.9rem 2.2rem;font-weight:700;letter-spacing:.05em;font-size:.95rem;border-radius:50px;box-shadow:var(--shadow-sm);display:inline-flex;align-items:center;gap:.5rem}.btn-primary:hover{background:#000;transform:translateY(-2px);box-shadow:var(--shadow-md)}.btn-gold{background:linear-gradient(135deg,#e5c04f,#b88d1b);color:var(--bg-dark);padding:1.1rem 3rem;font-weight:700;letter-spacing:.08em;font-size:1.05rem;border-radius:8px;box-shadow:var(--shadow-sm);display:inline-flex;align-items:center;gap:.8rem}.btn-gold:hover{transform:translateY(-3px);box-shadow:var(--shadow-gold);filter:brightness(1.05)}.btn-outline{border:2px solid var(--bg-dark);color:var(--bg-dark);background:transparent;padding:.8rem 2rem;font-weight:700;letter-spacing:.05em;font-size:.95rem;border-radius:50px;display:inline-flex;align-items:center;gap:.5rem}.btn-outline:hover{background:var(--bg-dark);color:var(--text-light);transform:translateY(-2px)}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem}.section-title-wrap{text-align:center;margin-bottom:4rem}.section-subtitle{font-size:.85rem;font-weight:700;color:var(--primary);text-transform:uppercase;letter-spacing:.25em;margin-bottom:.5rem;display:block}.section-title{font-size:clamp(1.6rem,5vw,2.4rem);font-weight:300;color:var(--text-primary);line-height:1.3}.section-title strong{font-weight:700;background:linear-gradient(135deg,#10b981,#b88d1b);-webkit-background-clip:text;background-clip:text;WebkitTextFillColor:transparent}.fade-up-element{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .8s cubic-bezier(.165,.84,.44,1)}.fade-up-element.visible{opacity:1;transform:translateY(0)}@media (max-width: 768px){.antigravity-hero-bg{padding:6rem 1rem 2rem}.antigravity-glass-panel{padding-top:6rem;margin-top:50vh}.premium-card{padding:1.8rem}}