/* Shared merchant UI tokens. Native controls and the existing Zeven mark. */
:root {
  color-scheme: light;
  --text: #202c28;
  --muted: #66746d;
  --line: #d9e2dd;
  --soft: #f5f7f6;
  --surface: #ffffff;
  --accent: #355b4c;
  --accent-soft: #eef4f0;
  --warning-bg: #fff7e8;
  --warning-text: #865600;
  --danger: #aa342c;
  --font-sans: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { font-family: var(--font-sans); color: var(--text); background: var(--surface); }
body { margin: 0; font-size: 16px; line-height: 1.7; }
button, input, textarea { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: .5; }
a { color: var(--accent); text-underline-offset: 4px; }
[hidden], .hidden { display: none !important; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 4px; }
button, a, input, textarea { transition: background-color 140ms, border-color 140ms, box-shadow 140ms; }
input, textarea { color: var(--text); background: var(--surface); }
input::placeholder, textarea::placeholder { color: #78877f; opacity: 1; }
h1, h2, h3, h4, p { margin-top: 0; }
button, input, a { touch-action: manipulation; }
.icon { width: 22px; height: 22px; flex: 0 0 auto; vertical-align: middle; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-size: 28px; font-weight: 700; letter-spacing: -.04em; text-decoration: none; color: var(--text); }
.brand small { display: block; font-size: 13px; font-weight: 500; letter-spacing: .02em; line-height: 1.1; }
.brand-mark { display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; background: #111827; color: #fff; font: 700 28px/1 var(--font-sans); letter-spacing: -.07em; flex-shrink: 0; }
.skip-link { position: fixed; left: 16px; top: -100px; z-index: 200; padding: 10px 18px; background: var(--surface); border: 1px solid var(--accent); border-radius: 8px; }
.skip-link:focus { top: 12px; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}