:root{--ink:#202d36;--muted:#70808a;--paper:#f7f8f4;--lime:#d9f26a;--purple:#8b70ff;--line:#dce3e2;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans JP",sans-serif}a{color:inherit;text-decoration:none}.site-header{height:80px;display:flex;align-items:center;justify-content:space-between;max-width:1180px;margin:auto;padding:0 32px}.brand{display:flex;align-items:center;gap:10px;font-family:"DM Sans",sans-serif;font-weight:700;font-size:17px;letter-spacing:-.03em}.brand-mark{display:grid;place-items:center;width:29px;height:29px;background:var(--ink);color:var(--lime);border-radius:9px;font-size:18px}.header-link{font-size:13px;font-weight:700}.header-link span{font-size:19px;margin-left:7px}.hero{max-width:1180px;margin:0 auto;padding:86px 32px 100px;display:grid;grid-template-columns:1fr .85fr;min-height:540px;align-items:center}.eyebrow{font-family:"DM 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span{display:grid;place-items:center;background:var(--lime);color:var(--ink);border-radius:50%;width:27px;height:27px;font-size:15px}.hero-art{height:330px;position:relative;max-width:450px;margin:0 auto;width:100%}.art-sun{position:absolute;width:180px;height:180px;background:var(--lime);border-radius:50%;left:34%;top:20%;opacity:.92}.art-orbit{position:absolute;border:1px solid #bcc8c7;border-radius:50%;left:6%;top:13%;width:88%;height:71%;transform:rotate(-16deg)}.orbit-two{left:19%;top:-1%;width:68%;height:100%;transform:rotate(45deg);border-color:#d4dcda}.art-card{position:absolute;box-shadow:0 16px 32px #273c421a;border-radius:18px;font-weight:800;letter-spacing:.03em}.card-back{right:0;top:18%;background:#fefefe;color:var(--purple);padding:22px 26px;transform:rotate(10deg);font-size:18px}.card-front{left:16%;bottom:16%;background:var(--purple);color:white;padding:26px 31px;transform:rotate(-8deg);font-size:23px}.card-front 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24px}.card-top{display:flex;justify-content:space-between;gap:12px;align-items:start}.card-title{font-size:19px;letter-spacing:-.06em;font-weight:800;margin:0 0 8px}.card-description{font-size:13px;line-height:1.8;color:#74838a;margin:0 0 18px}.tags{display:flex;gap:6px;flex-wrap:wrap}.tag{color:#7c8a8e;background:#f1f4f1;border-radius:5px;padding:5px 9px;font-size:10px}.card-link{color:var(--purple);font-family:"DM Sans",sans-serif;font-size:12px;font-weight:700;white-space:nowrap;margin-top:4px}.empty-state{text-align:center;color:var(--muted);padding:50px 0}.coming-soon{max-width:1116px;margin:0 auto 100px;padding:25px 30px;border:1px dashed #cdd7d3;border-radius:15px;display:flex;align-items:center;gap:17px;color:#76858a}.coming-soon p{margin:0;font-size:13px}.coming-soon .eyebrow{margin:0 0 3px;font-size:10px}.coming-icon{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--lime);font-size:22px}.site-footer{border-top:1px solid var(--line);max-width:1180px;margin:auto;padding:24px 32px 34px;display:flex;justify-content:space-between;color:#98a4a7;font-family:"DM Sans",sans-serif;font-size:11px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.mobile-break{display:none}@media(max-width:700px){.site-header{height:70px;padding:0 20px}.header-link{font-size:12px}.hero{display:block;padding:56px 20px 65px;min-height:0}.hero h1{font-size:56px;margin-bottom:22px}.mobile-break{display:block}.hero-art{height:260px;margin-top:22px;transform:scale(.9)}.app-section{padding:25px 20px 75px}.section-heading h2{font-size:24px}.filter-bar{gap:14px;padding-bottom:26px}.search-box{min-width:100%}.tag-list{gap:6px}.tag-button{padding:8px 11px;font-size:11px}.app-grid{grid-template-columns:1fr}.thumbnail{height:175px}.coming-soon{margin:0 20px 70px;padding:20px}.site-footer{padding:22px 20px 28px}.site-footer span:last-child{display:none}}