:root {
  --surface: #faf7f2;
  --bg-warm: #f0ebe0;
  --beige: #f5f0e8;
  --card: #ffffff;
  --line: #d4c9b0;
  --green-900: #27500a;
  --green-700: #3b6d11;
  --green-500: #639922;
  --green-200: #c0dd97;
  --green-50: #eaf3de;
  --text: #3a3a36;
  --text-soft: #5f5e5a;
  --muted: #888780;
  --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--surface);
  color: var(--text);
}

.icon {
  width: 1em;
  height: 1em;
  display: inline-block;
  vertical-align: -0.125em;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

[hidden] {
  display: none !important;
}

.portal-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 13px 28px;
  background: var(--beige);
  border-bottom: 1px solid var(--line);
}

.portal-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--green-700);
}

.portal-logo .icon {
  font-size: 20px;
  stroke: var(--green-500);
}

.portal-nav-right {
  display: flex;
  align-items: center;
  gap: 14px;
}

.portal-nav-link {
  font-size: 13px;
  color: var(--text-soft);
  text-decoration: none;
}

.portal-nav-link:hover {
  color: var(--green-700);
}

.shell {
  max-width: 680px;
  margin: 0 auto;
  padding: 36px 24px 60px;
}

.hero {
  margin-bottom: 24px;
}

.hero .eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--green-500);
  font-size: 0.75rem;
  font-weight: 600;
  margin: 0 0 6px;
}

.hero h1 {
  font-size: 24px;
  font-weight: 600;
  color: var(--green-900);
  margin: 0 0 8px;
}

.hero p {
  font-size: 14px;
  color: var(--text-soft);
  margin: 0;
  line-height: 1.6;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 20px;
  margin-bottom: 18px;
}

.card h2 {
  margin: 0 0 6px;
  font-size: 17px;
  color: var(--green-900);
}

.card > p {
  margin: 0 0 14px;
  font-size: 13px;
  color: var(--text-soft);
}

form label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--green-900);
  margin-bottom: 14px;
}

input[type='email'],
input[type='password'],
input[type='file'] {
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-size: 14px;
  background: var(--card);
  color: var(--text);
  font-family: inherit;
}

input[type='file'] {
  background: var(--beige);
  cursor: pointer;
}

button {
  font-family: inherit;
}

form button[type='submit'] {
  background: var(--green-700);
  color: var(--green-50);
  border: none;
  padding: 11px 22px;
  border-radius: 22px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 12px 16px;
  margin-bottom: 18px;
}

#user-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--green-700);
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ghost {
  background: transparent;
  border: 1.5px solid var(--line);
  color: var(--text-soft);
  padding: 7px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.ghost:hover {
  border-color: var(--green-500);
  color: var(--green-700);
}

.ghost.danger {
  color: #b3261e;
  border-color: #e7c3bf;
}

.ghost.danger:hover {
  border-color: #b3261e;
  color: #b3261e;
}

#upload-form {
  border: 1.5px dashed var(--green-500);
  background: var(--beige);
  text-align: center;
}

#upload-form label {
  justify-items: center;
}

.upload-icon {
  font-size: 30px;
  color: var(--green-500);
  margin-bottom: 6px;
}

.upload-hint {
  font-size: 12px;
  color: var(--muted);
  margin-top: 8px;
}

.results {
  font-size: 13px;
  color: var(--text-soft);
}

.results .cluster {
  background: var(--beige);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 16px;
  margin-top: 14px;
  text-align: left;
}

.results .cluster h2 {
  font-size: 15px;
  margin: 0 0 4px;
}

.results .cluster h3 {
  font-size: 13px;
  color: var(--green-900);
  margin: 12px 0 6px;
}

.results .axis {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 10px;
  margin: 6px 0;
  font-size: 12px;
  color: var(--text-soft);
}

.results .axis strong {
  color: var(--green-900);
}

.req-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--green-900);
  margin: 0 0 10px;
}

.req-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 6px;
}

.req-item {
  background: var(--bg-warm);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--text-soft);
}

.req-item .icon {
  color: var(--green-500);
  font-size: 14px;
  flex-shrink: 0;
}

.error {
  color: #b3261e;
  font-size: 13px;
}

.portal-footer {
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-start;
}

.portal-footer img {
  height: 36px;
  width: auto;
}

.portal-footer p {
  font-size: 12px;
  color: var(--muted);
  margin: 0;
}

.portal-footer a {
  color: var(--text-soft);
}

.cookie-notice {
  position: fixed;
  inset: auto 1rem 1rem 1rem;
  max-width: 680px;
  margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 18px 60px rgb(70 60 40 / 0.18);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  z-index: 20;
}

.cookie-notice p {
  margin: 0;
  font-size: 13px;
  color: var(--text-soft);
}

.cookie-notice button {
  background: var(--green-700);
  color: var(--green-50);
  border: none;
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  flex-shrink: 0;
}

@media (max-width: 560px) {
  .req-grid {
    grid-template-columns: 1fr;
  }

  .cookie-notice {
    flex-direction: column;
    align-items: stretch;
  }
}