* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; color: #222; }
body { background: #f6f7f9; }
.container { max-width: 900px; margin: 0 auto; padding: 16px; }
.header { text-align: center; margin: 12px 0 16px; }
.logo { height: 60px; object-fit: contain; }
.subtitle { color: #555; margin-top: 4px; }
.card { background: #fff; border-radius: 12px; padding: 16px; margin: 12px 0; box-shadow: 0 2px 10px rgba(0,0,0,0.06); }
h1 { font-size: 1.5rem; margin: 8px 0 0; }
h2 { font-size: 1.1rem; margin: 0 0 12px; }
.grid.two { display: grid; grid-template-columns: 1fr; gap: 10px 16px; }
@media (min-width: 680px) { .grid.two { grid-template-columns: 1fr 1fr; } }
.label { font-size: .8rem; color: #666; }
.value { font-weight: 600; }
.services { margin: 0 0 8px 18px; }
.services li { margin-bottom: 6px; }
.price { margin-top: 6px; }
.form-field { margin: 14px 0; }
label { display: block; font-weight: 600; margin-bottom: 6px; }
input[type="text"] { width: 100%; padding: 12px; border: 1px solid #d0d5dd; border-radius: 8px; font-size: 16px; }
small { color: #667085; }
.checkbox label { display: flex; align-items: flex-start; gap: 10px; font-weight: 400; }
.checkbox input { margin-top: 3px; }
.sign-box { border: 1px dashed #c9cdd3; border-radius: 10px; padding: 10px; background: #fafbfc; }
canvas#signature { width: 100%; height: 240px; display: block; background: #fff; border-radius: 6px; box-shadow: inset 0 0 0 1px #e5e7eb; touch-action: none; }
.actions { display: flex; gap: 10px; }
.btn { appearance: none; border: 1px solid #cfd3da; background: #fff; color: #0f172a; border-radius: 8px; padding: 10px 14px; font-weight: 600; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; }
.btn.primary { background: #0ea5e9; border-color: #0ea5e9; color: #fff; }
.btn.secondary { background: #f3f4f6; }
.btn:active { transform: translateY(1px); }
.footer { text-align: center; color: #6b7280; font-size: .9rem; margin: 20px 0; }