:root{--brand-900:#212c6e;--brand-800:#2b3c7c;--brand-700:#4350a5;--brand-600:#5055b8;--brand-500:#6c78bd;--brand-400:#98a7f4;--brand-300:#cbd0fc;--brand-100:#ebeef8;--brand-050:#f6effd;--gradient-hero:linear-gradient(100deg, #212c6e 0%, #38439a 30%, #4b57bb 58%, #6470d4 78%, #8f9ae8 92%, #b9c0f4 100%);--gradient-panel:linear-gradient(135deg, #212c6e 0%, #6c78bd 60%, #a9afd9 100%);--bg:#f8f8fd;--surface:#fff;--surface-muted:#f0f0f9;--surface-hover:#f5f5fd;--border:#e3e4f0;--border-strong:#cfd4f3;--text:#1a1b2e;--text-muted:#64687f;--text-disabled:#8a8da6;--text-on-brand:#fff;--success:#3fba9b;--success-text:#276f5c;--accent-gold:#dcab58;--accent-gold-text:#835a16;--paid-bg:#f7f1eb;--paid-text:#7a5a2e;--danger:#d24b4b;--danger-text:#b33a3a;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:20px;--space-6:24px;--space-8:32px;--space-10:40px;--radius-sm:6px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--radius-full:999px;--shadow-card:0 1px 2px #1a1b2e0a, 0 4px 12px #1a1b2e0f;--shadow-hover:0 2px 4px #1a1b2e0f, 0 8px 24px #1a1b2e1a;--font-sans:"Inter", "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic UI", sans-serif;--text-display:28px;--text-h1:22px;--text-h2:18px;--text-body:15px;--text-sm:13px;--text-xs:11px;--text-num:20px;--leading-tight:1.3;--leading-normal:1.5;--leading-body:1.7;--sidebar-width:240px;--topbar-height:60px;--bottom-tab-height:56px;--content-max:1200px;--tap-min:44px;--z-sticky:10;--z-header:20;--z-modal:100}:root[data-theme=dark]{--bg:#12131f;--surface:#1b1d2e;--surface-muted:#23253a;--surface-hover:#262943;--border:#2e3149;--border-strong:#3c4066;--text:#eceefb;--text-muted:#a2a6c2;--text-disabled:#71758f}
*,:before,:after{box-sizing:border-box}*{margin:0}html{-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);font-size:var(--text-body);line-height:var(--leading-body);color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased}img,picture,video,canvas,svg,iframe{max-width:100%;display:block}input,button,textarea,select{font:inherit;color:inherit}button{cursor:pointer;background:0 0;border:none;padding:0}a{color:var(--brand-600);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{line-height:var(--leading-tight);text-wrap:balance;font-weight:700}p{text-wrap:pretty}ul,ol{padding:0;list-style:none}.tabular{font-variant-numeric:tabular-nums}:focus-visible{outline:2px solid var(--brand-600);outline-offset:2px;border-radius:var(--radius-sm)}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.tappable{min-width:var(--tap-min);min-height:var(--tap-min);justify-content:center;align-items:center;display:inline-flex}.skeleton{background:linear-gradient(90deg, var(--surface-muted) 25%, var(--border) 50%, var(--surface-muted) 75%);border-radius:var(--radius-sm);background-size:200% 100%;animation:1.4s ease-in-out infinite skeleton-shimmer}@keyframes skeleton-shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}