* { box-sizing: border-box; }
body {
    margin: 0;
    color: #262626;
    background: #f1f1f1;
    font: 15px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "Microsoft YaHei", sans-serif;
    -webkit-font-smoothing: antialiased;
}
a { color: #0067c0; text-decoration: none; }
a:hover { text-decoration: underline; }
button, input { font: inherit; }
button, a, input { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
svg { width: 21px; height: 21px; flex-shrink: 0; }
button:focus-visible, a:focus-visible { outline: 3px solid #0067c0; outline-offset: 4px; }
header { height: 100px; padding: 0 6%; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: #292929; font-size: 19px; font-weight: 600; line-height: 1.25; }
.brand:hover { text-decoration: none; }
.brand small { display: block; font-size: 10px; letter-spacing: 2px; color: #727272; margin-top: 6px; font-weight: 400; }
.mark { display: grid; place-items: center; color: #0067c0; }
.mark svg { width: 36px; height: 36px; }
.back { display: flex; align-items: center; gap: 8px; font-size: 14px; color: #656565; }
main { min-height: calc(100vh - 178px); min-height: calc(100svh - 178px); display: flex; align-items: center; justify-content: center; padding: 24px; }
.card { width: 470px; max-width: 100%; background: #fff; border: 1px solid #dedede; border-radius: 12px; padding: 38px 44px; }
.form-heading { text-align: center; margin-bottom: 32px; }
h1 { font-size: 28px; line-height: 1.3; letter-spacing: -.6px; margin: 9px 0 10px; font-weight: 600; }
.form-heading p { margin: 0; color: #737373; font-size: 14px; }
form label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 9px; }
input:not([type="hidden"]) { display: block; width: 100%; height: 48px; border: 1px solid #d6d6d6; border-radius: 6px; background: #fff; padding: 0 14px; color: #262626; outline: none; }
input::placeholder { color: #888; font-size: 14px; }
input:focus { border-color: #0067c0; box-shadow: 0 0 0 2px #0067c020; }
.label-row { display: flex; justify-content: space-between; align-items: center; margin-top: 22px; }
.label-row a { font-size: 13px; margin-bottom: 9px; }
.password { position: relative; }
.password input { padding-right: 48px; }
.eye { position: absolute; right: 3px; top: 3px; width: 42px; height: 42px; border: 0; background: none; color: #757575; display: grid; place-items: center; }
.eye:hover { color: #0067c0; }
.primary { margin-top: 28px; width: 100%; height: 48px; background: #0067c0; color: #fff; border: 1px solid #0067c0; border-radius: 6px; font-weight: 500; position: relative; }
.primary .arrow { position: absolute; right: 18px; }
.primary:hover { background: #0058a6; border-color: #0058a6; }
.primary:disabled { opacity: .7; cursor: wait; }
.divider { display: flex; align-items: center; gap: 14px; margin: 26px 0 20px; color: #818181; font-size: 12px; }
.divider:before, .divider:after { content: ""; height: 1px; background: #e6e6e6; flex: 1; }
.qq { width: 100%; height: 44px; border: 1px solid #dcdcdc; background: #fff; border-radius: 6px; display: flex; align-items: center; justify-content: center; gap: 8px; color: #555; font-size: 14px; }
.qq:hover { border-color: #0067c0; color: #0067c0; text-decoration: none; }
.qq-symbol { color: #0067c0; font-weight: 700; font-size: 18px; }
.signup { font-size: 13px; text-align: center; color: #777; margin: 24px 0 0; }
.signup a { margin-left: 5px; }
.status { margin: 14px 0 0; padding: 10px 12px; background: #f5f5f5; border-left: 3px solid #0067c0; font-size: 13px; color: #424242; overflow-wrap: anywhere; }
.status.error { border-color: #b94a48; color: #a33634; }
footer { min-height: 78px; display: flex; align-items: center; justify-content: center; color: #777; font-size: 12px; padding: 15px 20px; }
@media (min-width: 1500px) { main { padding-bottom: 65px; } }
@media (max-width: 800px) {
    header { height: 80px; padding: 0 24px; }
    .brand { font-size: 17px; }
    main { min-height: calc(100vh - 150px); min-height: calc(100svh - 150px); padding: 24px 20px; }
    footer { min-height: 70px; font-size: 11px; }
}
@media (max-width: 620px) {
    header { padding: 0 20px; height: 78px; }
    .brand small { font-size: 9px; }
    .back { font-size: 13px; }
    .back svg { width: 17px; }
    .card { width: 420px; padding: 30px 25px; border-radius: 9px; }
    main { min-height: calc(100vh - 148px); min-height: calc(100svh - 148px); }
}