:root{--hue-primary:225;--hue-secondary:260;--color-primary:hsl(var(--hue-primary),80%,60%);--color-primary-dark:hsl(var(--hue-primary),80%,50%);--color-secondary:hsl(var(--hue-secondary),90%,65%);--color-accent:#f04299;--bg-app:#f8fafb;--bg-surface:#fffc;--bg-glass:#fff9;--text-main:#192b4d;--text-muted:#5973a6;--font-main:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans JP","Hiragino Sans","Yu Gothic UI",Meiryo,sans-serif;--radius-lg:24px;--radius-md:16px;--radius-sm:8px;--shadow-sm:0 4px 6px -1px #0000000d;--shadow-lg:0 10px 15px -3px #00000a1a;--shadow-glow:0 0 20px hsla(var(--hue-primary),80%,60%,.3)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-main);background-color:var(--bg-app);color:var(--text-main);background-image:radial-gradient(circle at 10% 10%,hsla(var(--hue-primary),70%,90%,.5),transparent 40%),radial-gradient(circle at 90% 90%,hsla(var(--hue-secondary),70%,90%,.5),transparent 40%);-webkit-font-smoothing:antialiased;background-attachment:fixed;min-height:100vh}.glass-panel{background:var(--bg-glass);-webkit-backdrop-filter:blur(12px);box-shadow:var(--shadow-sm);border-radius:var(--radius-lg);border:1px solid #fff6}.btn-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:#fff;border-radius:var(--radius-md);cursor:pointer;box-shadow:0 4px 12px hsla(var(--hue-primary),60%,50%,.3);border:none;padding:14px 28px;font-weight:600;transition:all .3s}.btn-primary:hover{box-shadow:0 8px 16px hsla(var(--hue-primary),60%,50%,.4);transform:translateY(-2px)}.container{max-width:1200px;margin:0 auto;padding:0 20px}h1,h2,h3{letter-spacing:-.02em;line-height:1.2}h1{background:linear-gradient(135deg,var(--text-main)0%,var(--color-primary)100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:3rem;font-weight:800}