/* Base */
body{margin:0;background:#f4f7f6;color:#17262f;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,'Helvetica Neue',sans-serif}
.wrap{max-width:1100px;margin:0 auto;padding:16px}
.panel{background:#fff;border:1px solid #e3ebea;border-radius:14px;box-shadow:0 10px 22px rgba(0,0,0,.05);padding:16px;margin:12px 0}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.field label{display:block;font-size:12px;color:#6f8790;margin:0 0 6px 2px}
.field input{width:100%;padding:10px 12px;border:1px solid #d3e1dd;border-radius:10px;background:#fff;font-size:14px}
button{background:#16b364;color:#06291f;border:0;border-radius:10px;padding:12px 18px;font-weight:800;cursor:pointer}
button:disabled{background:#c2eedb;color:#4f7f6f;cursor:not-allowed}

/* Receipt */
.preview{display:flex;flex-direction:column;align-items:center}
.sheet{width:540px;background:#ffffff;border:1px solid #e3ebea;border-radius:16px;overflow:hidden;position:relative}
.head{display:flex;justify-content:space-between;gap:10px;background:#e8f6ee;padding:14px 16px;border-bottom:1px solid #d7eadf}
.left{display:flex;gap:12px;align-items:flex-start}
.tick{width:28px;height:28px;border-radius:999px;background:#1ec971;color:#fff;display:flex;align-items:center;justify-content:center;font-weight:900;margin-top:2px}
.lines .title{font-weight:900}
.lines .sub{color:#2e7d32;font-size:12px;margin:2px 0}
.amt{font-size:26px;font-weight:900}
.muted{color:#6d7e86;font-size:12px}
.illus{background:#e1efe6;color:#1e7d4f;border:1px solid #c8e5d3;border-radius:10px;padding:6px 10px;font-weight:800}

.block{padding:14px 16px;border-bottom:1px solid #eef3f1}
.block .label{color:#7b8f98;font-size:12px;margin-bottom:4px}
.block .name{font-weight:900}

.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:14px 16px}
.mini{background:#f7fbf9;border:1px solid #e3ebea;border-radius:10px;padding:10px}
.mini-label{font-size:12px;color:#7b8f98;margin-bottom:4px}
.mini-value{font-weight:700;word-break:break-all}

.watermark{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:rgba(0,0,0,.05);font-weight:900;letter-spacing:1.5px;transform:rotate(-18deg);pointer-events:none;user-select:none}