.header[data-astro-cid-3ef6ksr2]{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:#fffffff2;backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);z-index:1000}.header__inner[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;height:100%;gap:40px}.header__logo[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:8px;text-decoration:none;flex-shrink:0}.header__logo-text[data-astro-cid-3ef6ksr2]{font-size:1.5rem;font-weight:800;color:var(--color-primary);letter-spacing:-.02em}.header__nav[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:32px;margin-left:auto}.header__link[data-astro-cid-3ef6ksr2]{color:var(--color-text);font-size:.95rem;font-weight:500;text-decoration:none;transition:color var(--transition);white-space:nowrap}.header__link[data-astro-cid-3ef6ksr2]:hover{color:var(--color-primary)}.header__actions[data-astro-cid-3ef6ksr2]{display:flex;align-items:center;gap:12px;flex-shrink:0}.btn--sm[data-astro-cid-3ef6ksr2]{padding:8px 20px;font-size:.875rem}.header__burger[data-astro-cid-3ef6ksr2]{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}.header__burger[data-astro-cid-3ef6ksr2] span[data-astro-cid-3ef6ksr2]{display:block;width:24px;height:2px;background:var(--color-text);border-radius:2px;transition:all .3s}.mobile-menu[data-astro-cid-3ef6ksr2]{display:none;position:fixed;top:var(--header-height);left:0;right:0;bottom:0;background:#fff;z-index:999;padding:24px}.mobile-menu[data-astro-cid-3ef6ksr2].is-open{display:block}.mobile-menu__nav[data-astro-cid-3ef6ksr2]{display:flex;flex-direction:column;gap:0}.mobile-menu__link[data-astro-cid-3ef6ksr2]{display:block;padding:16px 0;font-size:1.1rem;font-weight:500;color:var(--color-text);text-decoration:none;border-bottom:1px solid var(--color-border)}.mobile-menu__actions[data-astro-cid-3ef6ksr2]{display:flex;flex-direction:column;gap:12px;margin-top:24px}.mobile-menu__actions[data-astro-cid-3ef6ksr2] .btn[data-astro-cid-3ef6ksr2]{width:100%;text-align:center}@media(max-width:768px){.header__nav[data-astro-cid-3ef6ksr2],.header__actions[data-astro-cid-3ef6ksr2]{display:none}.header__burger[data-astro-cid-3ef6ksr2]{display:flex;margin-left:auto}}.footer[data-astro-cid-sz7xmlte]{background:var(--color-bg-dark);color:#cbd5e1;padding:64px 0 0}.footer__grid[data-astro-cid-sz7xmlte]{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px}.footer__logo[data-astro-cid-sz7xmlte]{font-size:1.5rem;font-weight:800;color:#fff;letter-spacing:-.02em}.footer__desc[data-astro-cid-sz7xmlte]{margin-top:16px;font-size:.9rem;line-height:1.7;color:#94a3b8}.footer__heading[data-astro-cid-sz7xmlte]{font-size:.875rem;font-weight:600;color:#fff;text-transform:uppercase;letter-spacing:.05em;margin-bottom:16px}.footer__list[data-astro-cid-sz7xmlte]{list-style:none;display:flex;flex-direction:column;gap:10px}.footer__list[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]{color:#94a3b8;font-size:.9rem;text-decoration:none;transition:color var(--transition)}.footer__list[data-astro-cid-sz7xmlte] a[data-astro-cid-sz7xmlte]:hover{color:#fff}.footer__bottom[data-astro-cid-sz7xmlte]{margin-top:48px;padding:24px 0;border-top:1px solid #1e293b;text-align:center;font-size:.85rem;color:#64748b}@media(max-width:768px){.footer__grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr 1fr;gap:32px}.footer__brand[data-astro-cid-sz7xmlte]{grid-column:1 / -1}}@media(max-width:480px){.footer__grid[data-astro-cid-sz7xmlte]{grid-template-columns:1fr}}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #4338ca;--color-primary-light: #6366f1;--color-primary-dark: #3730a3;--color-primary-bg: #eef2ff;--color-accent: #f59e0b;--color-text: #1e293b;--color-text-light: #64748b;--color-text-lighter: #94a3b8;--color-bg: #ffffff;--color-bg-alt: #f8fafc;--color-bg-dark: #0f172a;--color-border: #e2e8f0;--font-sans: "Noto Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;--font-heading: "Noto Sans JP", sans-serif;--max-width: 1200px;--header-height: 72px;--radius: 12px;--radius-sm: 8px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .08);--shadow-md: 0 4px 16px rgba(0, 0, 0, .1);--shadow-lg: 0 8px 32px rgba(0, 0, 0, .12);--transition: .2s ease}html{font-size:16px;scroll-behavior:smooth;-webkit-font-smoothing:antialiased}body{font-family:var(--font-sans);color:var(--color-text);background:var(--color-bg);line-height:1.8}img{max-width:100%;height:auto;display:block}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition)}a:hover{color:var(--color-primary-dark)}.container{max-width:var(--max-width);margin:0 auto;padding:0 24px}.section{padding:96px 0}.section--alt{background:var(--color-bg-alt)}.section-title{font-family:var(--font-heading);font-size:2rem;font-weight:700;text-align:center;margin-bottom:16px;color:var(--color-text)}.section-subtitle{text-align:center;color:var(--color-text-light);font-size:1.1rem;margin-bottom:56px;max-width:640px;margin-left:auto;margin-right:auto}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 32px;font-size:1rem;font-weight:600;border-radius:var(--radius-sm);border:none;cursor:pointer;transition:all var(--transition);text-decoration:none;line-height:1.4}.btn--primary{background:var(--color-primary);color:#fff}.btn--primary:hover{background:var(--color-primary-dark);color:#fff;transform:translateY(-1px);box-shadow:var(--shadow-md)}.btn--outline{background:transparent;color:var(--color-primary);border:2px solid var(--color-primary)}.btn--outline:hover{background:var(--color-primary);color:#fff}.btn--large{padding:18px 48px;font-size:1.1rem;border-radius:var(--radius)}.btn--white{background:#fff;color:var(--color-primary)}.btn--white:hover{background:var(--color-primary-bg);color:var(--color-primary-dark)}.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:32px;border:1px solid var(--color-border);transition:all var(--transition)}.card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.screenshot{border-radius:var(--radius);box-shadow:var(--shadow-lg);border:1px solid var(--color-border)}@media(max-width:768px){.section{padding:64px 0}.section-title{font-size:1.6rem}.section-subtitle{font-size:1rem;margin-bottom:40px}.container{padding:0 16px}.btn--large{padding:14px 32px;font-size:1rem}}