:root { font-family: system-ui, "Microsoft YaHei", sans-serif; color: #223426; background: #edf1e9; }
* { box-sizing: border-box; }
body { margin: 0; padding: 32px 16px; }
main { max-width: 460px; margin: 8vh auto; padding: 32px; background: #fff; border: 1px solid #cad6c5; border-radius: 12px; box-shadow: 0 12px 32px #22342614; }
h1 { font-size: 24px; margin: 0 0 8px; }
h2 { font-size: 20px; font-weight: 600; margin: 0 0 20px; }
label { display: block; margin: 20px 0 8px; }
input { width: 100%; min-height: 44px; font: inherit; padding: 10px; border: 1px solid #8a9b83; border-radius: 6px; }
small { display: block; margin-top: 6px; line-height: 1.6; color: #52614d; }
button { min-height: 44px; padding: 10px 18px; border: 1px solid #376732; border-radius: 6px; color: #fff; background: #376732; cursor: pointer; font: inherit; }
.actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.actions button { width: 100%; }
.account-switch { margin: 24px 0 0; text-align: center; }
a { color: #285a2e; font-weight: 600; }
button:disabled { opacity: .55; cursor: wait; }
input:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid #abc983; outline-offset: 2px; }
#message { min-height: 1.5em; line-height: 1.6; overflow-wrap: anywhere; }
#message.error { color: #a02418; }
@media (max-width: 480px) { main { margin-top: 2vh; padding: 24px; } }