:root{--color-teal:#3d8296;--color-terracotta:#d9824a;--color-clay:#d2a88e;--color-yellow:#f2c95c;--color-beige:#e2d8c8;--color-paper:#ece4d6;--color-ink:#33291f;--color-surface:#fbf7f0;--color-surface-raised:#fff;--color-border:color-mix(in srgb, var(--color-ink) 14%, transparent);--color-muted:color-mix(in srgb, var(--color-ink) 58%, transparent);--text-hero:clamp(2.5rem, 1.2rem + 4vw, 4.5rem);--text-title:clamp(1.5rem, 1rem + 1.6vw, 2.25rem);--text-base:1rem;--text-sm:.875rem;--space-1:.5rem;--space-2:1rem;--space-3:1.5rem;--space-4:2.5rem;--space-section:clamp(2.5rem, 2rem + 4vw, 6rem);--radius:14px;--radius-lg:24px;--shadow:0 1px 2px #33291f0f, 0 12px 28px -18px #33291f59;--duration:.2s;--ease:cubic-bezier(.16, 1, .3, 1);--font-sans:ui-sans-serif, system-ui, "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;--font-serif:"Hiragino Mincho ProN", "Noto Serif JP", serif}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font-sans);color:var(--color-ink);background:radial-gradient(circle at 15% -10%, color-mix(in srgb, var(--color-yellow) 40%, transparent), transparent 40%), radial-gradient(circle at 110% 10%, color-mix(in srgb, var(--color-teal) 22%, transparent), transparent 45%), var(--color-surface);-webkit-font-smoothing:antialiased;min-height:100vh}a{color:var(--color-teal);text-underline-offset:3px}h1,h2,h3{font-family:var(--font-serif);letter-spacing:-.01em;line-height:1.1}button{font:inherit;cursor:pointer}.container{max-width:1100px;padding-inline:var(--space-3);margin-inline:auto}.button{background:var(--color-ink);color:var(--color-paper);transition:transform var(--duration) var(--ease), background var(--duration) var(--ease), box-shadow var(--duration) var(--ease);border:none;border-radius:999px;align-items:center;gap:.5rem;padding:.7rem 1.4rem;font-weight:600;display:inline-flex}.button:hover{box-shadow:var(--shadow);transform:translateY(-2px)}.button:active{transform:translateY(0)}.button:disabled{opacity:.5;cursor:not-allowed;transform:none}.button--accent{background:var(--color-terracotta)}.button--ghost{color:var(--color-ink);border:1px solid var(--color-border);background:0 0}.card{background:var(--color-surface-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow)}.input{border:1px solid var(--color-border);border-radius:var(--radius);background:var(--color-surface-raised);width:100%;color:var(--color-ink);transition:border-color var(--duration) var(--ease);padding:.7rem .9rem}.input:focus-visible{outline:2px solid var(--color-teal);outline-offset:1px}.tag{font-size:var(--text-sm);background:color-mix(in srgb, var(--color-teal) 16%, transparent);color:var(--color-teal);border-radius:999px;padding:.15rem .6rem;display:inline-block}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}