styles.css

:root {
  color: #17212b;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  margin: 0;
  background: #eef2f5;
}

.full {
  width: 100%;
}

.mt {
  margin-top: 12px;
}

.mb {
  margin-bottom: 12px;
}

.no-margin {
  margin: 0 !important;
}

.muted {
  color: #667085;
}

.app-shell {
  min-height: 100vh;
  width: 100%;
}

.sider {
  border-right: 1px solid #d8dee4;
  min-height: 100vh;
}

.brand {
  align-items: center;
  border-bottom: 1px solid #d8dee4;
  color: #0f3d3a;
  display: flex;
  font-size: 18px;
  font-weight: 750;
  gap: 10px;
  height: 64px;
  padding: 0 20px;
}

.topbar {
  align-items: center;
  background: #ffffff;
  border-bottom: 1px solid #d8dee4;
  display: flex;
  height: 64px;
  justify-content: space-between;
  line-height: normal;
  padding: 0 24px;
}

.topbar .ant-space {
  align-items: center;
}

.topbar small {
  color: #667085;
  display: block;
  line-height: 18px;
  margin-top: 2px;
}

.content {
  min-height: calc(100vh - 64px);
  overflow: auto;
  padding: 22px;
}

.ant-layout {
  min-width: 0;
}

.ant-card {
  border-radius: 8px;
}

.login-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 430px;
  min-height: 100vh;
}

.login-visual {
  align-items: end;
  background: linear-gradient(135deg, rgba(4, 76, 72, 0.94), rgba(15, 107, 95, 0.8)), url("https://images.unsplash.com/photo-1554224155-6726b3ff858f?auto=format&fit=crop&w=1600&q=80");
  background-position: center;
  background-size: cover;
  color: white;
  display: flex;
  padding: 64px;
}

.login-visual h1,
.login-visual .ant-typography {
  color: white;
  max-width: 720px;
}

.login-mark {
  font-size: 54px;
  margin-bottom: 20px;
}

.login-card {
  align-self: center;
  border: 0;
  box-shadow: none;
  margin: 36px;
}

.phone {
  background: #101820;
  border: 8px solid #26323d;
  border-radius: 28px;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.24);
  color: #17212b;
  max-width: 390px;
  min-height: 680px;
  padding: 14px;
}

.phone .ant-card,
.phone form {
  background: #f8fafb;
}

.phone-top {
  color: white;
  font-weight: 750;
  padding: 10px 8px 18px;
  text-align: center;
}

.offline {
  color: #b8c2cc;
  font-size: 12px;
  padding: 18px 4px 4px;
  text-align: center;
}

pre {
  background: #f5f7f9;
  border: 1px solid #d8dee4;
  border-radius: 8px;
  overflow: auto;
  padding: 16px;
}

@media (max-width: 860px) {
  .login-shell {
    grid-template-columns: 1fr;
  }

  .login-visual {
    min-height: 280px;
    padding: 32px;
  }

  .login-card {
    margin: 18px;
  }
}