:root{--accent:#1b5e8a;--accent-bg:#e8f1f7;--accent-dark:#123f5c;--dark:#1a1c1e;--mid:#63666a;--light:#f5f6f8;--border:#e2e4e8;--white:#fff;--up:#1e8449;--up-bg:#e9f7ef;--down:#c0392b;--down-bg:#faece7;--font-sans:system-ui, -apple-system, "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", "Yu Gothic", Meiryo, sans-serif;--radius-sm:4px;--radius-md:8px;--radius-lg:12px;--shadow-card:0 1px 4px #00000014;--shadow-hover:0 4px 16px #0000001f}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-sans);background:var(--light);color:var(--dark);-webkit-font-smoothing:antialiased;line-height:1.7}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{max-width:1080px;margin:0 auto;padding:0 1.25rem}.sr-only{clip:rect(0,0,0,0);width:1px;height:1px;position:absolute;overflow:hidden}.chg{font-variant-numeric:tabular-nums;font-weight:700}.chg--up{color:var(--up)}.chg--down{color:var(--down)}.tag{letter-spacing:.03em;border-radius:3px;padding:2px 9px;font-size:11px;font-weight:500;display:inline-block}.tag--daily,.tag--market,.tag--weekly,.tag--monthly{background:var(--accent-bg);color:var(--accent)}.tag--column,.tag--nisa,.tag--fire{color:#3a3d41;background:#edeef0}.btn{font-family:var(--font-sans);border-radius:var(--radius-md);cursor:pointer;letter-spacing:.04em;border:none;justify-content:center;align-items:center;gap:6px;padding:12px 24px;font-size:14px;font-weight:700;transition:background-color .2s,transform .2s,box-shadow .2s;display:inline-flex}.btn--primary{background:var(--accent);color:var(--white)}.btn--primary:hover{background:var(--accent-dark);box-shadow:var(--shadow-hover);transform:translateY(-1px)}.btn--outline{color:var(--accent);border:1.5px solid var(--accent);background:0 0}.btn--outline:hover{background:var(--accent-bg)}.btn--full{width:100%}.disclaimer-note{background:var(--white);border-left:3px solid var(--border);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--mid);margin:1.5rem 0;padding:.75rem 1rem;font-size:12px;line-height:1.7}.site-header[data-astro-cid-z4jru4n3]{background:var(--white);border-bottom:1px solid var(--border);z-index:50;position:sticky;top:0}.site-header__inner[data-astro-cid-z4jru4n3]{justify-content:space-between;align-items:center;padding-top:.85rem;padding-bottom:.85rem;display:flex}.site-header__brand[data-astro-cid-z4jru4n3]{flex-direction:column;gap:1px;display:flex}.site-header__logo[data-astro-cid-z4jru4n3]{color:var(--dark);letter-spacing:.02em;font-size:17px;font-weight:700}.site-header__updated[data-astro-cid-z4jru4n3]{color:var(--mid);font-variant-numeric:tabular-nums;letter-spacing:.02em;font-size:11px}.site-header__nav[data-astro-cid-z4jru4n3]{color:var(--mid);gap:1.5rem;font-size:13px;display:flex}.site-header__nav[data-astro-cid-z4jru4n3] a[data-astro-cid-z4jru4n3]:hover{color:var(--accent)}.site-footer[data-astro-cid-z4jru4n3]{background:var(--white);color:var(--mid);border-top:4px solid var(--dark);margin-top:4rem;padding:2rem 0 2.5rem}.site-footer__inner[data-astro-cid-z4jru4n3]{flex-direction:column;gap:1rem;display:flex}.site-footer__logo[data-astro-cid-z4jru4n3]{color:var(--dark);font-size:16px;font-weight:700}.site-footer__desc[data-astro-cid-z4jru4n3]{font-size:12px;line-height:1.8}.site-footer__links[data-astro-cid-z4jru4n3]{color:var(--dark);flex-wrap:wrap;gap:.75rem 1.5rem;font-size:12px;display:flex}.site-footer__links[data-astro-cid-z4jru4n3] a[data-astro-cid-z4jru4n3]:hover{color:var(--accent);text-decoration:underline}.site-footer__copy[data-astro-cid-z4jru4n3]{color:var(--mid);font-size:11px;line-height:1.8}@media (width<=640px){.site-header__inner[data-astro-cid-z4jru4n3]{flex-wrap:wrap}.site-header__brand[data-astro-cid-z4jru4n3]{flex-direction:row;align-items:baseline;gap:8px;width:100%;margin-bottom:.5rem}.site-header__logo[data-astro-cid-z4jru4n3]{white-space:nowrap}.site-header__nav[data-astro-cid-z4jru4n3]{flex-wrap:wrap;gap:.4rem 1rem;width:100%;font-size:12px}.site-header__nav[data-astro-cid-z4jru4n3] a[data-astro-cid-z4jru4n3]{white-space:nowrap}}