@import"https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@300;500;700&family=Lato:wght@300;400;700&display=swap";:root{--color-bg-primary: #ffffff;--color-bg-secondary: #f9f9f9;--color-surface: #ffffff;--color-text-primary: #111111;--color-text-secondary: #555555;--color-text-muted: #888888;--color-border: #e0e0e0;--color-border-light: #f0f0f0;--color-accent-subtle: #fafafa;--color-accent-primary: #000000;--font-heading: "Noto Serif JP", serif;--font-body: "Lato", sans-serif;--transition-smooth: all .4s cubic-bezier(.16, 1, .3, 1);--radius-sharp: 0px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);background-color:var(--color-bg-primary);color:var(--color-text-primary);min-height:100vh;display:flex;justify-content:center;overflow-x:hidden;line-height:1.6}#root{width:100%;max-width:800px;padding:40px 20px;display:flex;flex-direction:column}h1,h2,h3,h4,h5{font-family:var(--font-heading);color:var(--color-text-primary);text-align:center;font-weight:300;letter-spacing:.05em}h1{font-size:2.5rem;margin-bottom:2.5rem;border-bottom:1px solid var(--color-border);padding-bottom:1rem;display:inline-block;width:100%}p{color:var(--color-text-secondary);margin-bottom:1.5rem;font-weight:300}button{font-family:var(--font-body);cursor:pointer;border:1px solid var(--color-text-primary);background:transparent;color:var(--color-text-primary);padding:1rem 3rem;font-size:.9rem;letter-spacing:.1em;text-transform:uppercase;transition:var(--transition-smooth);border-radius:var(--radius-sharp)}button:hover{background:var(--color-text-primary);color:var(--color-bg-primary)}button:disabled{border-color:var(--color-border);color:var(--color-text-muted);cursor:not-allowed}button:disabled:hover{background:transparent;color:var(--color-text-muted)}.text-center{text-align:center}.mb-1{margin-bottom:1rem}.mb-2{margin-bottom:2rem}.mb-4{margin-bottom:4rem}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn 1.2s cubic-bezier(.16,1,.3,1) forwards}@keyframes spin-minimal{to{transform:rotate(360deg)}}.spinner{width:60px;height:60px;border:1px solid var(--color-border);border-top-color:var(--color-text-primary);border-radius:50%;margin-bottom:2rem;animation:spin-minimal 1s linear infinite}.content-card{border:1px solid var(--color-border);padding:3rem;background:var(--color-bg-secondary);margin-bottom:2rem;text-align:left;box-shadow:0 4px 6px #00000005}hr.separator{border:0;height:1px;background:var(--color-border);margin:3rem auto;width:50px}