* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; line-height: 1.6; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea { font: inherit; }
.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
/* Shared Toast */
.toast { position: fixed; right: 24px; bottom: 24px; background: #333; color: #fff; padding: 12px 20px; border-radius: 4px; font-size: 14px; opacity: 0; transform: translateY(10px); transition: 0.3s; z-index: 9999; }
.toast.show { opacity: 1; transform: translateY(0); }