:root {
  --bg: #F6F7FB; --surface: #FFFFFF; --ink: #16324F; --muted: #4A5B70;
  --action: #0F766E; --action-ink: #FFFFFF; --line: #DDE3EA; --accent: #B45309;
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #0E1726; --surface: #16233A; --ink: #E6EDF6; --muted: #AEBBCC;
          --action: #5ED3C4; --action-ink: #00201D; --line: #2E3E58; --accent: #FBBF77; }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; font: 17px/1.6 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; color: var(--ink); background: var(--bg); }
a { color: var(--action); }
header, main, footer { max-width: 880px; margin: 0 auto; padding: 0 16px; }
header { display: flex; align-items: center; gap: 12px; padding-top: 20px; padding-bottom: 8px; }
header img { width: 44px; height: 44px; border-radius: 10px; }
header .name { font-weight: 800; font-size: 20px; }
nav { margin-left: auto; display: flex; gap: 14px; flex-wrap: wrap; font-size: 15px; }
h1 { font-size: clamp(28px, 6vw, 40px); line-height: 1.2; margin: 24px 0 8px; }
h2 { margin-top: 36px; }
.lead { font-size: 19px; color: var(--muted); }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 18px 20px; margin: 14px 0; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.notice { border-left: 4px solid var(--accent); padding: 10px 14px; background: var(--surface); border-radius: 8px; font-size: 15px; color: var(--muted); }
.stores { display: flex; gap: 12px; flex-wrap: wrap; margin: 16px 0; }
.btn { display: inline-block; background: var(--action); color: var(--action-ink); text-decoration: none; padding: 12px 18px; border-radius: 12px; font-weight: 700; }
.btn[aria-disabled="true"] { opacity: .55; pointer-events: none; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
footer { color: var(--muted); font-size: 14px; padding-top: 24px; padding-bottom: 40px; border-top: 1px solid var(--line); margin-top: 40px; }