:root{--primary-color: #3d5a45;--bg-color: #f7f7f5;--text-color: #2c2c2c;--gold-accent: #c5a059;--font-serif: "Zen Old Mincho", "Hiragino Mincho ProN", serif;--font-sans: "Zen Kaku Gothic New", sans-serif}body{margin:0;background-color:var(--bg-color);color:var(--text-color);font-family:var(--font-sans)}.App{display:flex;justify-content:center;align-items:center;min-height:100vh;padding:20px}.membership-card-container{width:100%;max-width:360px;aspect-ratio:1.586;perspective:1000px}.membership-card{width:100%;height:100%;background:#fff;border-radius:16px;box-shadow:0 10px 30px -10px #00000026;display:flex;flex-direction:column;justify-content:space-between;padding:24px;box-sizing:border-box;position:relative;overflow:hidden;border:1px solid rgba(0,0,0,.03);background-image:url("data:image/svg+xml,%3Csvg width='4' height='4' viewBox='0 0 4 4' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 3h1v1H1V3zm2-2h1v1H3V1z' fill='%23000000' fill-opacity='0.02' fill-rule='evenodd'/%3E%3C/svg%3E")}.card-top{text-align:center}.store-sub-title{font-family:var(--font-sans);font-size:.75rem;letter-spacing:.1em;color:#666;margin:0 0 4px}.store-name{font-family:var(--font-serif);font-size:1.5rem;font-weight:500;margin:0;color:var(--primary-color);letter-spacing:.05em}.card-center{flex-grow:1;display:flex;flex-direction:column;align-items:center;justify-content:center;position:relative}.card-title{font-family:var(--font-serif);font-size:2rem;font-weight:500;letter-spacing:.2em;color:var(--text-color);margin:0;z-index:2;border-top:1px solid var(--primary-color);border-bottom:1px solid var(--primary-color);padding:8px 16px}.decoration-icon{margin-top:12px;color:var(--primary-color);opacity:.8}.card-bottom{display:flex;justify-content:center;align-items:flex-end}.decorative-line{width:40px;height:2px;background-color:var(--gold-accent);opacity:.6}.tea-leaf-icon{animation:float 6s ease-in-out infinite}@keyframes float{0%{transform:translateY(0) rotate(0)}50%{transform:translateY(-3px) rotate(2deg)}to{transform:translateY(0) rotate(0)}}