* { box-sizing: border-box; margin: 0; }
body { font-family: -apple-system, "Hiragino Sans", sans-serif; color: #333; line-height: 1.7; }
header { background: #1f2937; color: #fff; padding: 12px 24px; display: flex; gap: 24px; align-items: center; }
header .logo { font-weight: bold; font-size: 18px; }
header a { color: #d1d5db; text-decoration: none; font-size: 14px; }
header a:hover { color: #fff; }
main { max-width: 720px; margin: 0 auto; padding: 40px 24px 120px; }
h1 { margin-bottom: 16px; }
p { margin-bottom: 12px; }
.card { border: 1px solid #e5e7eb; border-radius: 8px; padding: 20px; margin: 16px 0; }
.price { color: #dc2626; font-size: 20px; font-weight: bold; }
.btn { display: inline-block; background: #2563eb; color: #fff; border: none; border-radius: 6px; padding: 10px 24px; font-size: 15px; cursor: pointer; text-decoration: none; }
label { display: block; margin: 12px 0 4px; font-size: 14px; }
input, textarea { width: 100%; padding: 8px; border: 1px solid #d1d5db; border-radius: 6px; font-size: 14px; }
.spacer { height: 1200px; background: linear-gradient(#fff, #f3f4f6); margin-top: 40px; border-radius: 8px; display: flex; align-items: flex-end; justify-content: center; color: #9ca3af; padding: 16px; }