:root {
  color-scheme: light;
  --ink: #1b1b1b;
  --muted: #616161;
  --line: #d7d7d7;
  --field: #ffffff;
  --panel: rgba(255, 255, 255, 0.82);
  --accent: #161616;
  --accent-hover: #000000;
  --focus: rgba(0, 0, 0, 0.16);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 18% 16%, rgba(255, 255, 255, 0.88), transparent 28%),
    radial-gradient(circle at 84% 18%, rgba(0, 0, 0, 0.08), transparent 30%),
    radial-gradient(circle at 50% 92%, rgba(0, 0, 0, 0.06), transparent 34%),
    linear-gradient(135deg, #ffffff 0%, #eeeeee 52%, #dcdcdc 100%);
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}

button,
input {
  font: inherit;
}

a {
  color: inherit;
}

.page {
  display: grid;
  min-height: 100svh;
  padding: 24px;
  place-items: center;
}

.login-panel {
  width: min(100%, 330px);
  padding: 30px;
  background: var(--panel);
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: 8px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.login-form {
  display: grid;
  gap: 10px;
}

.error-message {
  margin: 0 0 16px;
  padding: 10px 12px;
  color: #1f1f1f;
  background: rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 4px;
  font-size: 13px;
  line-height: 1.4;
}

.login-form label {
  color: #323130;
  font-size: 12px;
  font-weight: 600;
}

.login-form input[type="email"],
.login-form input[type="password"] {
  width: 100%;
  min-height: 43px;
  padding: 0 12px;
  color: var(--ink);
  background: var(--field);
  border: 1px solid var(--line);
  border-bottom-color: #97939d;
  border-radius: 4px;
  outline: 0;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.login-form input::placeholder {
  color: #8b8991;
}

.login-form input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus);
}

.login-form button {
  min-height: 42px;
  margin-top: 8px;
  color: #ffffff;
  background: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition: background-color 120ms ease, border-color 120ms ease;
}

.login-form button:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.login-form button:active {
  background: #2a2a2a;
  border-color: #2a2a2a;
}

.portal-page {
  min-height: 100svh;
  padding: 22px;
}

.portal-header {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 20px;
  align-items: center;
  width: min(100%, 1120px);
  margin: 0 auto;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 8px;
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(22px);
}

.portal-brand,
.portal-nav,
.portal-logout {
  display: inline-flex;
  align-items: center;
}

.portal-brand {
  gap: 10px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
}

.portal-brand-mark {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  color: #ffffff;
  background: var(--accent);
  border-radius: 6px;
  font-size: 14px;
  font-weight: 700;
}

.portal-nav {
  gap: 4px;
  padding: 4px;
  background: rgba(0, 0, 0, 0.05);
  border-radius: 8px;
}

.portal-nav a {
  display: inline-flex;
  min-height: 32px;
  align-items: center;
  padding: 0 12px;
  color: #555555;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

.portal-nav a[aria-current="page"],
.portal-nav a:hover {
  color: #111111;
  background: #ffffff;
}

.portal-logout {
  justify-self: end;
  min-height: 34px;
  padding: 0 13px;
  color: #ffffff;
  background: var(--accent);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

.portal-logout:hover {
  background: var(--accent-hover);
}

.portal-main {
  width: min(100%, 1120px);
  margin: 26px auto 0;
}

.portal-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 26px;
  align-items: end;
  padding: 42px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 8px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(22px);
}

.portal-kicker {
  margin: 0 0 12px;
  color: #5e5e5e;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0;
}

.portal-hero h1 {
  max-width: 720px;
  margin: 0;
  font-size: clamp(32px, 5vw, 58px);
  font-weight: 650;
  line-height: 1.02;
  letter-spacing: 0;
}

.portal-hero p:not(.portal-kicker) {
  max-width: 620px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.65;
}

.portal-user {
  display: grid;
  gap: 6px;
  padding: 18px;
  background: rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 8px;
}

.portal-user span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.portal-user strong {
  font-size: 14px;
  overflow-wrap: anywhere;
}

.portal-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.portal-card {
  min-height: 190px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(255, 255, 255, 0.84);
  border-radius: 8px;
  box-shadow: 0 16px 46px rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(18px);
}

.card-index {
  display: inline-flex;
  margin-bottom: 38px;
  color: #6c6c6c;
  font-size: 12px;
  font-weight: 700;
}

.portal-card h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 650;
  letter-spacing: 0;
}

.portal-card p {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}

.portal-card-link {
  display: inline-flex;
  min-height: 36px;
  align-items: center;
  margin-top: 22px;
  padding: 0 12px;
  color: #ffffff;
  background: var(--accent);
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

.portal-card-link:hover {
  background: var(--accent-hover);
}

@media (max-width: 480px) {
  .page {
    align-items: center;
    padding: 16px;
  }

  .login-panel {
    width: 100%;
    max-width: 350px;
    padding: 26px 20px;
  }
}

@media (max-width: 820px) {
  .portal-page {
    padding: 14px;
  }

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

  .portal-nav {
    grid-column: 1 / -1;
    justify-content: stretch;
    order: 3;
    width: 100%;
  }

  .portal-nav a {
    flex: 1;
    justify-content: center;
    padding: 0 8px;
  }

  .portal-hero {
    grid-template-columns: 1fr;
    padding: 28px 22px;
  }

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

  .portal-card {
    min-height: 150px;
  }

  .card-index {
    margin-bottom: 28px;
  }
}

@media (max-width: 420px) {
  .portal-brand {
    font-size: 14px;
  }

  .portal-logout {
    padding: 0 10px;
  }

  .portal-hero h1 {
    font-size: 31px;
  }
}

@media (max-width: 360px) {
  .page {
    padding: 12px;
  }

  .login-panel {
    padding: 22px 16px;
  }
}