:root { color-scheme: light; font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif; color: #202329; background: #e7e9ec; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100svh; display: grid; place-items: center; padding: 28px 20px; }
main { width: 100%; max-width: 400px; padding: 32px; background: #fff; border: 1px solid #d7dbe0; border-radius: 20px; }
.brand { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 13px; background: #f26359; color: white; font-size: 23px; font-weight: 750; }
h1 { margin: 24px 0 10px; font-size: 25px; letter-spacing: -.5px; }
.intro, .hint { color: #626974; font-size: 13px; line-height: 1.7; }
.intro { margin: 0 0 26px; }
label { display: block; font-size: 14px; font-weight: 550; margin: 16px 0 8px; }
input:not([type=checkbox]):not([type=hidden]) { width: 100%; min-width: 0; min-height: 48px; padding: 10px 12px; border: 1px solid #cbd0d7; border-radius: 9px; background: #fafbfc; font: inherit; font-size: 16px; }
.remember { display: flex; align-items: center; gap: 9px; min-height: 44px; margin: 12px 0 0; font-size: 13px; font-weight: 400; }
input[type=checkbox] { width: 18px; height: 18px; accent-color: #cb4940; margin: 0; }
button { width: 100%; min-height: 48px; padding: 12px 16px; border: 0; border-radius: 9px; font: inherit; font-weight: 600; color: white; background: #c8453c; cursor: pointer; }
button span { margin-left: 8px; }
:focus-visible { outline: 3px solid #f2635960; outline-offset: 3px; }
.error { color: #b12f26; font-size: 13px; line-height: 1.6; margin: 0 0 14px; }
.error:empty { display: none; }
.hint { margin: 22px 0 0; font-size: 12px; }
@media (max-width: 380px) { main { padding: 26px 22px; } }