:root{--color-orange:#f07800;--color-orange-light:#ff9a00;--color-orange-pale:#fff5e6;--color-orange-border:#f5c56a;--color-purple:#6b4fa0;--color-purple-dark:#4a3070;--color-purple-light:#8e6ec5;--color-purple-pale:#f5f0ff;--color-purple-gradient:linear-gradient(135deg,#6b4fa0,#9b6fc8);--color-gray-100:#f8f8f8;--color-gray-200:#f0f0f0;--color-gray-300:#e0e0e0;--color-gray-400:#ccc;--color-gray-500:#999;--color-gray-600:#666;--color-gray-700:#444;--color-gray-800:#333;--color-gray-900:#1a1a1a;--color-text-primary:#333;--color-text-secondary:#666;--color-text-white:#fff;--color-bg-white:#fff;--color-bg-light:#f8f8f8;--color-bg-cream:#fef9f0;--color-border:#e0e0e0;--shadow-card:0 2px 12px rgba(0,0,0,.08);--shadow-card-hover:0 4px 20px rgba(0,0,0,.12);--container-max:1100px;--container-pad-pc:40px;--container-pad-sp:16px;--font-family:var(--font-noto-sans-jp),"Hiragino Kaku Gothic ProN","Hiragino Sans",Meiryo,sans-serif;--font-size-base:15px;--line-height-base:1.7}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{font-size:var(--font-size-base);scroll-behavior:smooth}body{font-family:var(--font-family);color:var(--color-text-primary);line-height:var(--line-height-base);background-color:var(--color-bg-white);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}ol,ul{list-style:none}button{font-family:inherit;cursor:pointer;border:none;background:none}.container{max-width:var(--container-max);margin:0 auto;padding:0 var(--container-pad-pc)}@media (max-width:768px){.container{padding:0 var(--container-pad-sp)}}.cta-button{display:inline-block;background-color:var(--color-orange);color:#fff;font-size:1.1rem;font-weight:700;line-height:1.4;padding:18px 40px;border-radius:50px;text-align:center;text-decoration:none;transition:background-color .2s ease,transform .1s ease,box-shadow .2s ease;box-shadow:0 4px 14px rgba(240,120,0,.35);border:none;cursor:pointer;letter-spacing:.05em}.cta-button:hover{background-color:var(--color-orange-light);transform:translateY(-2px);box-shadow:0 6px 20px rgba(240,120,0,.45)}.cta-button:active{transform:translateY(0)}@media (max-width:768px){.cta-button{font-size:1rem;padding:16px 28px;width:100%;display:block}}.section{padding:80px 0}@media (max-width:768px){.section{padding:56px 0}}.section-heading{text-align:center;margin-bottom:48px}.section-heading .label{display:inline-block;font-size:.85rem;font-weight:700;color:var(--color-orange);letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}.section-heading h2{font-size:1.8rem;font-weight:900;color:var(--color-gray-800);line-height:1.4}@media (max-width:768px){.section-heading h2{font-size:1.4rem}.section-heading{margin-bottom:32px}}.section-band{width:100%;overflow:hidden}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}:root{--color-primary:#1d4ed8;--color-secondary:#eff6ff;--color-accent:#f59e0b}.theme-sponge{--color-primary:#2e7d32;--color-secondary:#f1f8e9;--color-accent:#8bc34a}.theme-toilet-paper{--color-primary:#7e57c2;--color-primary-dark:#5e35b1;--color-bg-sub:#f4eefe;--color-primary-light:#e8defa}.theme-summer-cooling-wet{--color-primary:#0284c7;--color-primary-dark:#0369a1;--color-secondary:#e0f2fe;--color-bg-sub:#e0f2fe;--color-primary-light:#bae6fd}