* { box-sizing: border-box; }
html { height: 100%; }
body { margin: 0; min-height: 100%; color: var(--ink); background: var(--paper); font-family: "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", "Segoe UI", system-ui, sans-serif; font-size: 14px; line-height: 1.5; letter-spacing: 0; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
button:disabled { cursor: not-allowed; }
input::placeholder, textarea::placeholder { color: #98a39e; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid rgba(15, 122, 85, .2); outline-offset: 2px; }
::selection { color: var(--ink); background: #cfe7da; }