* { box-sizing: border-box; }
html { background: #1d2a33 url('/bcos18/library/images/base.jpg') center / cover no-repeat fixed; }
body { margin: 0; min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px 16px;
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif; color: #1f2933; }
.panel { width: 100%; max-width: 420px; background: #fff; border-radius: 10px; padding: 28px; box-shadow: 0 12px 40px rgba(0, 0, 0, .35); }
.panel.wide { max-width: 680px; }
.brand { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
.brand strong { display: block; font-size: 20px; letter-spacing: .5px; }
.brand span { display: block; font-size: 13px; color: #52606d; }
h1 { font-size: 20px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 22px 0 6px; }
p { margin: 0 0 12px; }
label { display: block; font-weight: 600; margin: 12px 0 4px; }
input[type=email], input[type=password], input[type=text] { width: 100%; padding: 10px 12px; font-size: 15px; border: 1px solid #9aa5b1; border-radius: 6px; }
input:focus, .button:focus, a:focus { outline: 3px solid #f0b429; outline-offset: 1px; }
.button { display: flex; align-items: center; justify-content: center; gap: 10px; width: 100%; padding: 11px 14px; margin-top: 16px;
  font-size: 15px; font-weight: 600; border-radius: 6px; border: 1px solid transparent; cursor: pointer; text-decoration: none; }
.button_primary { background: #1f6f43; color: #fff; }
.button_primary:hover { background: #185a36; }
.button_sso { background: #fff; color: #1f2933; border-color: #9aa5b1; margin-top: 10px; }
.button_sso:hover { background: #f5f7fa; }
.button_sso svg { width: 18px; height: 18px; flex: none; }
.divider { display: flex; align-items: center; gap: 10px; margin: 20px 0 6px; color: #7b8794; font-size: 13px; }
.divider::before, .divider::after { content: ""; flex: 1; border-top: 1px solid #d9e2ec; }
.captcha { margin-top: 16px; min-height: 78px; }
.links { margin-top: 14px; font-size: 14px; }
.hint { font-size: 13px; color: #52606d; margin-top: 4px; }
.message { padding: 10px 12px; border-radius: 6px; font-size: 14px; }
.message_error { background: #fde8e8; color: #8a1c1c; border: 1px solid #f5b5b5; }
.message_info { background: #e3f4ea; color: #1b5e3a; border: 1px solid #a9dcbf; }
.notice { margin-top: 22px; padding-top: 14px; border-top: 1px solid #d9e2ec; font-size: 12.5px; color: #52606d; }
.notice p { margin-bottom: 8px; }
a { color: #1d5fa8; }
.wide ul { padding-left: 20px; margin: 0 0 12px; }
.wide li { margin-bottom: 4px; }