:root {
  color-scheme: light;
  font-family: Arial, Helvetica, sans-serif;
  background: #f4f6f8;
  color: #1d2730;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  padding: 24px;
}

.shell {
  width: min(100%, 920px);
}

.login-panel,
.app-panel,
.workspace {
  background: #ffffff;
  border: 1px solid #dbe2ea;
  border-radius: 8px;
  box-shadow: 0 18px 45px rgba(19, 38, 56, 0.08);
  padding: clamp(24px, 5vw, 48px);
}

.login-panel {
  width: min(100%, 440px);
  margin: 0 auto;
}

.logo {
  display: block;
  width: 180px;
  height: auto;
  margin-bottom: 28px;
}

.logo-small {
  width: 130px;
  height: auto;
}

h1 {
  margin: 0 0 12px;
  font-size: clamp(28px, 5vw, 40px);
  line-height: 1.1;
}

.intro,
.app-panel p {
  margin: 0 0 24px;
  color: #53616d;
  line-height: 1.5;
}

.login-form {
  display: grid;
  gap: 18px;
}

label {
  display: grid;
  gap: 7px;
  font-weight: 700;
  color: #33414d;
}

input {
  width: 100%;
  border: 1px solid #b8c4cf;
  border-radius: 6px;
  padding: 12px 13px;
  font: inherit;
}

select {
  width: 100%;
  border: 1px solid #b8c4cf;
  border-radius: 6px;
  padding: 12px 13px;
  background: #ffffff;
  font: inherit;
}

button {
  border: 0;
  border-radius: 6px;
  padding: 12px 16px;
  background: #d71920;
  color: #ffffff;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button:hover {
  background: #b91218;
}

button.secondary {
  background: #eef2f6;
  color: #1d2730;
}

button.secondary:hover {
  background: #dfe7ee;
}

.error {
  margin: 0 0 18px;
  border: 1px solid #f0b5b8;
  border-radius: 6px;
  background: #fff1f2;
  color: #9d1017;
  padding: 10px 12px;
}

.notice {
  margin: 0 0 18px;
  border: 1px solid #b8dfc8;
  border-radius: 6px;
  background: #f0fff5;
  color: #176338;
  padding: 10px 12px;
}

.warning-note {
  margin: 0;
  border: 1px solid #efd08a;
  border-radius: 6px;
  background: #fff8e6;
  color: #755400;
  padding: 11px 12px;
  line-height: 1.45;
}

.app-panel header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 36px;
}

dl {
  display: grid;
  gap: 12px;
  margin: 28px 0 0;
}

dl div {
  display: grid;
  grid-template-columns: 150px 1fr;
  gap: 16px;
  padding: 14px 0;
  border-top: 1px solid #e6ecf1;
}

dt {
  font-weight: 700;
  color: #33414d;
}

dd {
  margin: 0;
  color: #53616d;
  overflow-wrap: anywhere;
}

.workspace {
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
  gap: 32px;
  padding: 0;
  overflow: hidden;
}

.sidebar {
  display: flex;
  flex-direction: column;
  gap: 24px;
  min-height: 620px;
  padding: 28px 22px;
  background: #f7f9fb;
  border-right: 1px solid #dbe2ea;
}

.sidebar nav {
  display: grid;
  gap: 8px;
}

.nav-item {
  display: block;
  border-radius: 6px;
  padding: 11px 12px;
  color: #33414d;
  text-decoration: none;
  font-weight: 700;
}

.nav-item.active,
.nav-item:hover {
  background: #ffffff;
  color: #d71920;
}

.full-width {
  width: 100%;
  margin-top: auto;
}

.content-panel {
  min-width: 0;
  padding: 34px 34px 40px 0;
}

.content-header {
  margin-bottom: 24px;
}

.content-header h1 {
  font-size: 32px;
}

.export-form {
  display: grid;
  gap: 14px;
  max-width: 720px;
}

fieldset {
  display: grid;
  gap: 12px;
  margin: 0;
  border: 1px solid #dbe2ea;
  border-radius: 8px;
  padding: 18px;
}

legend {
  padding: 0 8px;
  font-weight: 700;
  color: #33414d;
}

.state-grid {
  padding: 16px;
}

.state-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.state-option {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  border: 1px solid #dbe2ea;
  border-radius: 6px;
  padding: 8px 10px;
  background: #ffffff;
  font-weight: 600;
  line-height: 1.25;
}

.state-option:has(input:checked) {
  border-color: #d71920;
  background: #fff4f4;
  color: #9d1017;
}

.state-option input {
  width: auto;
  margin: 0;
}

.check-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-weight: 500;
  line-height: 1.4;
}

.check-row input {
  width: auto;
  margin-top: 2px;
}

.primary-action {
  justify-self: start;
  min-width: 180px;
}

.final-export-panel {
  max-width: 720px;
  margin-top: 28px;
  border-top: 1px solid #e6ecf1;
  padding-top: 22px;
}

.final-export-panel h2 {
  margin: 0 0 10px;
  font-size: 20px;
}

.final-export-panel p {
  margin: 0 0 14px;
  color: #53616d;
  line-height: 1.45;
}

.log-panel {
  max-width: 720px;
  margin-top: 28px;
  border-top: 1px solid #e6ecf1;
  padding-top: 22px;
}

.log-panel h2 {
  margin: 0 0 12px;
  font-size: 20px;
}

pre {
  overflow: auto;
  max-height: 360px;
  margin: 0;
  border-radius: 8px;
  background: #1d2730;
  color: #edf3f8;
  padding: 16px;
  font-size: 13px;
  line-height: 1.5;
}

@media (max-width: 620px) {
  body {
    padding: 14px;
  }

  .app-panel header,
  dl div {
    grid-template-columns: 1fr;
  }

  .app-panel header {
    display: grid;
    align-items: start;
  }

  .workspace {
    grid-template-columns: 1fr;
  }

  .sidebar {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid #dbe2ea;
  }

  .content-panel {
    padding: 24px;
  }

  .state-options {
    grid-template-columns: 1fr;
  }
}