:root {
  color-scheme: dark;
  --bg: #11161c;
  --panel: #171d24;
  --panel-soft: rgba(255, 255, 255, 0.02);
  --line: rgba(245, 236, 224, 0.1);
  --text: #f5ece0;
  --muted: #bcaf9c;
  --accent: #d4a256;
  --accent-cool: #7ab2ca;
  --danger: #ff8e7d;
  --success: #8ed7a0;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  background:
    radial-gradient(circle at top left, rgba(212, 162, 86, 0.12), transparent 28%),
    linear-gradient(180deg, rgba(122, 178, 202, 0.08), transparent 24%),
    var(--bg);
  color: var(--text);
}

.portal-body {
  min-height: 100vh;
}

.portal-shell {
  display: grid;
  grid-template-columns: 280px 1fr;
  min-height: 100vh;
}

.portal-sidebar {
  padding: 24px 18px;
  border-right: 1px solid var(--line);
  background: rgba(10, 14, 20, 0.45);
}

.portal-brand img {
  width: 220px;
  max-width: 100%;
  display: block;
  filter: brightness(0) saturate(100%) invert(84%) sepia(18%) saturate(560%) hue-rotate(346deg) brightness(93%) contrast(90%);
}

.portal-user {
  margin-top: 28px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: var(--panel-soft);
}

.portal-user strong,
.portal-user span {
  display: block;
}

.portal-user span,
.portal-eyebrow,
.portal-list,
.portal-card p {
  color: var(--muted);
}

.portal-nav {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.portal-nav a,
.portal-sidebar-foot a,
.portal-button {
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0.85rem 1rem;
  background: var(--panel-soft);
}

.portal-nav a.is-active {
  border-color: rgba(212, 162, 86, 0.5);
  background: rgba(212, 162, 86, 0.1);
}

.portal-sidebar-foot {
  display: grid;
  gap: 10px;
  margin-top: 22px;
}

.portal-main {
  padding: 28px;
}

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

.portal-eyebrow {
  margin: 0 0 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-size: 0.8rem;
  color: var(--accent);
}

.portal-header h1,
.portal-card h2,
.portal-card h3,
.portal-login-card h1 {
  margin: 0;
}

.portal-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.portal-grid + .portal-grid {
  margin-top: 18px;
}

.portal-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel);
}

.portal-card-highlight {
  background:
    linear-gradient(140deg, rgba(212, 162, 86, 0.12), transparent 60%),
    var(--panel);
}

.portal-card-wide {
  grid-column: 1 / -1;
}

.portal-list {
  padding-left: 18px;
  line-height: 1.7;
}

.portal-form {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.portal-form label {
  display: grid;
  gap: 8px;
}

.portal-form input,
.portal-form textarea,
.portal-form select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0.95rem 1rem;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font: inherit;
}

.portal-button {
  cursor: pointer;
  font: inherit;
}

.portal-button-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #f0c47f 100%);
  color: #1d150d;
  border-color: transparent;
}

.portal-alert {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 16px;
  border: 1px solid var(--line);
}

.portal-alert-success {
  color: var(--success);
  border-color: rgba(142, 215, 160, 0.3);
}

.portal-alert-error {
  color: var(--danger);
  border-color: rgba(255, 142, 125, 0.3);
}

.portal-login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.portal-login {
  width: min(980px, 100%);
  display: grid;
  gap: 20px;
}

.portal-login-brand {
  justify-self: center;
}

.portal-login-card {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: var(--panel);
}

.portal-login-copy {
  max-width: 50ch;
  color: var(--muted);
}

@media (max-width: 980px) {
  .portal-shell {
    grid-template-columns: 1fr;
  }

  .portal-sidebar {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

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