:root {
  color: #29313a;
  background: #f4f6f8;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
}

* { box-sizing: border-box; }
body { margin: 0; }
.wrap { width: min(960px, calc(100% - 40px)); margin: 0 auto; }
.site-header { height: 64px; background: #fff; border-bottom: 1px solid #dfe4e8; }
.header-content { height: 100%; display: flex; align-items: center; justify-content: space-between; }
.brand { color: #1d6fa5; font-size: 20px; font-weight: bold; letter-spacing: -.4px; text-decoration: none; }
.brand span { color: #78838d; font-size: 14px; font-weight: normal; letter-spacing: 0; margin-left: 6px; }
.build { color: #9aa4ad; font-family: "Courier New", monospace; font-size: 12px; }
.intro { padding: 63px 0 36px; }
.eyebrow { color: #1c7eb7; font-size: 12px; font-weight: bold; letter-spacing: .8px; margin: 0 0 11px; text-transform: uppercase; }
h1 { color: #27313a; font-size: 37px; font-weight: normal; letter-spacing: -1px; line-height: 1.16; margin: 0; }
.lede { color: #64717d; font-size: 17px; line-height: 1.55; margin: 18px 0 0; max-width: 620px; }
.tool { background: #fff; border: 1px solid #d9e0e5; box-shadow: 0 1px 2px #dfe4e880; }
.tool-heading { align-items: center; background: #fbfcfd; border-bottom: 1px solid #e4e8eb; display: flex; justify-content: space-between; padding: 20px 25px; }
h2 { font-size: 18px; font-weight: normal; margin: 0 0 5px; }
.tool-heading p { color: #74808b; font-size: 13px; margin: 0; }
.secure { background: #e9f4e9; border: 1px solid #cee6ce; color: #528052; font-size: 12px; padding: 5px 8px; }
form { padding: 25px; }
.dropzone { align-items: center; border: 1px dashed #aebbc5; cursor: pointer; display: flex; flex-direction: column; justify-content: center; min-height: 160px; padding: 24px; text-align: center; transition: border-color .15s, background .15s; }
.dropzone:hover, .dropzone:focus-within { background: #f8fbfd; border-color: #4a94c5; }
.dropzone input { height: 1px; opacity: 0; position: absolute; width: 1px; }
.upload-icon { color: #5194c0; font-size: 27px; line-height: 1; margin-bottom: 8px; }
.dropzone strong { font-size: 15px; font-weight: normal; }
.dropzone small { color: #8a969f; font-size: 12px; margin-top: 7px; }
.options { display: grid; gap: 18px; grid-template-columns: 1fr 1fr; margin-top: 22px; }
.options label { color: #596670; display: grid; font-size: 12px; gap: 7px; }
select { background: #fff; border: 1px solid #cbd4da; border-radius: 2px; color: #37434d; font-size: 14px; height: 37px; padding: 0 10px; }
.check { color: #64717b; display: block; font-size: 13px; margin: 20px 0; }
.check input { margin: 0 7px 0 0; vertical-align: -1px; }
button { background: #247eb4; border: 1px solid #176a9d; border-radius: 2px; color: #fff; cursor: pointer; font-size: 14px; padding: 11px 18px; }
button:hover { background: #176f9f; }
button:disabled { cursor: wait; opacity: .72; }
.result { align-items: center; background: #f2f9f1; border-top: 1px solid #d7e9d5; display: flex; gap: 13px; padding: 20px 25px; }
.status-mark { background: #5c9e58; border-radius: 50%; color: #fff; font-size: 15px; height: 25px; line-height: 25px; text-align: center; width: 25px; }
.result strong { color: #3d633c; font-size: 14px; }
.result p { color: #628160; font-size: 12px; margin: 4px 0 0; }
.result button { font-size: 13px; margin-left: auto; padding: 8px 12px; }
.result.error { background: #fcf1f1; border-top-color: #ecd3d3; }
.result.error .status-mark { background: #b95757; }
.result.error strong { color: #884747; }
.result.error p { color: #9a6666; }
.details { display: grid; gap: 32px; grid-template-columns: repeat(3, 1fr); padding: 40px 0 64px; }
.details h3 { color: #4c5964; font-size: 14px; font-weight: normal; margin: 0 0 9px; }
.details p { color: #79848d; font-size: 13px; line-height: 1.55; margin: 0; }
footer { background: #e9edf0; border-top: 1px solid #dce2e6; color: #87929b; font-size: 12px; padding: 22px 0; }
@media (max-width: 600px) { .intro { padding-top: 43px; } h1 { font-size: 30px; } .tool-heading { align-items: flex-start; gap: 12px; flex-direction: column; } .options, .details { grid-template-columns: 1fr; } .details { gap: 21px; } .result { align-items: flex-start; flex-wrap: wrap; } .result button { margin-left: 38px; } }