/* AI营销工具 · 登录页（与主界面同一套配色） */

:root {
  font-family: "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  font-size: 15px;
  --ink: #24372f;
  --ink-soft: #748177;
  --line: #e1e6dd;
  --brand: #285d43;
  --brand-dark: #1b513b;
  --brand-soft: #e6edde;
  --danger: #c0392b;
  --page-bg: #fafbf8;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--page-bg);
  color: var(--ink);
}

.login-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 32px 20px;
}

.login-card {
  width: 100%;
  max-width: 392px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
}

/* ------------------------ 品牌区 ------------------------ */

.login-brand {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 22px 26px;
  background: var(--brand-dark);
  color: #fff;
}

.login-brand .logo {
  flex: 0 0 40px;
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: 11px;
  background: rgba(255, 255, 255, .16);
  font-weight: 700;
  letter-spacing: .5px;
}

.login-brand h1 { margin: 0; font-size: 18px; font-weight: 700; letter-spacing: .3px; }
.login-brand p { margin: 3px 0 0; font-size: 12px; color: rgba(255, 255, 255, .72); }

/* ------------------------ 表单 ------------------------ */

form { padding: 26px 26px 22px; display: grid; gap: 16px; }

.field { display: grid; gap: 7px; }

.field label { font-size: 13px; color: var(--ink-soft); }

.field input {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: #fbfcfa;
  font: inherit;
  color: var(--ink);
  transition: border-color .15s, background .15s;
}

.field input:focus {
  outline: none;
  border-color: var(--brand);
  background: #fff;
}

.field input::placeholder { color: #a9b3ab; }

.password-wrap { position: relative; }
.password-wrap input { padding-right: 42px; }

.eye {
  position: absolute;
  right: 6px; top: 50%;
  transform: translateY(-50%);
  width: 30px; height: 30px;
  display: grid; place-items: center;
  border: 0; border-radius: 7px;
  background: none;
  color: var(--ink-soft);
  cursor: pointer;
}
.eye:hover { background: var(--brand-soft); color: var(--brand-dark); }

.login-error {
  margin: 0;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #f0c8c2;
  background: #fdf3f2;
  color: var(--danger);
  font-size: 13px;
  line-height: 1.5;
}

.login-submit {
  width: 100%;
  padding: 12px 16px;
  border: 0;
  border-radius: 9px;
  background: var(--brand);
  color: #fff;
  font: inherit;
  font-weight: 700;
  letter-spacing: 2px;
  cursor: pointer;
  transition: background .15s;
}

.login-submit:hover { background: var(--brand-dark); }
.login-submit:disabled { opacity: .6; cursor: not-allowed; }

.login-foot {
  margin: 0;
  padding: 15px 26px 20px;
  border-top: 1px solid var(--line);
  background: #fafbf8;
  font-size: 12px;
  line-height: 1.65;
  color: var(--ink-soft);
}

.login-copy {
  margin: 0;
  font-size: 12px;
  color: #9aa69d;
}

@media (max-width: 420px) {
  .login-brand, form, .login-foot { padding-left: 20px; padding-right: 20px; }
}