* {
  margin: 0;
  padding: 0;
}

ul {
  list-style: none;
}

:root {
  --dark-bg: #131515;
  --medium-bg: #2B2C28;
  --light-grey: #959694;
  --light-accent: #A0EDE6;
  --bright-accent: #40E0D0;
  --bright-accent-bg: #40E0D033;
}

body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: var(--dark-bg);
  color: var(--light-grey);
  display: grid;
  grid-template-areas: "sidebar main";
  grid-template-columns: 200px 1fr;
  height: 100vh;
}

h1, h2, h3, h4 {
    color: var(--bright-accent);
}

a:link, a:visited {
  color: var(--light-grey);
}

a:hover {
  color: var(--light-accent);
}

a:active {
  color: var(--bright-accent);
}

#sidebar {
  grid-area: sidebar;
  background-color: var(--dark-bg);
  color: var(--light-grey);
  padding: 20px;
}

#site-logo img {
  width: 100%;
  height: auto;
  margin-bottom: 2rem;
}

#sidebar nav > ul {
  margin: 1rem 0;
}

#sidebar nav li + li {
  margin-top: 1ch;
}

.subsite-icon {
  width: 1rem;
  height: 1rem;
  border-radius: 3px;
}

#sidebar .subsite {
  display: flex;
  align-items: center;
  gap: 0.7ch;
}

#main-content {
  grid-area: main;
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto auto 1fr;
  background-color: var(--medium-bg);
}

#main-content > header {
  padding: 20px;
}

#main-content > h2 {
  padding: 0 20px 20px 20px;
}

.sys-report {
  padding: 0 20px 20px 20px;
  display: grid;
  gap: 20px;
  grid-template-areas:
    "arthead arthead"
    "dashboard-cards dashboard-cards"
    "output input";
  grid-template-rows: auto 1fr;
  grid-template-columns: 1fr 32ch;
}

.dashboard-cards {
  grid-area: dashboard-cards;
}

.inputs {
  grid-area: input;
}

.outputs {
  grid-area: output;
  border: 2px solid var(--bright-accent);
}

.inputs, .outputs {
  background-color: var(--dark-bg);
  border-radius: 8px;
  padding: 10px;
  color: var(--light-accent);
}

.inputs pre, .outputs pre {
  white-space: pre-wrap;       /* css-3 */
  white-space: -moz-pre-wrap;  /* Mozilla, since 1999 */
  white-space: -pre-wrap;      /* Opera 4-6 */
  white-space: -o-pre-wrap;    /* Opera 7 */
  word-wrap: break-word;       /* Internet Explorer 5.5+ */
  padding: 0.5rem;
}

.outputs :target {
  background-color: var(--bright-accent-bg);
  transition: background-color 180ms ease-in-out;
}

/* Dashboard Cards */
.dashboard-cards {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.dashboard-card {
  background-color: var(--dark-bg);
  border: 1px solid var(--muted-grey);
  border-radius: 12px;
  padding: 20px;
  flex-grow: 1;
  box-shadow: 0 0 16px rgba(0, 0, 0, 0.4);
}
.dashboard-card h4 {
  margin-bottom: 1rem;
}
.dashboard-card label, .dashboard-card meter {
  display: inline-block;
}
.dashboard-card p + p, .dashboard-card p + label {
  margin-top: 1rem;
}

.snapshot-card {
  max-width: 25%;
}

/* Meter Styling */
meter {
  width: 100%;
  height: 25px;
  border-radius: 8px;
}
meter::-webkit-meter-bar {
  background-color: var(--muted-grey);
  border-radius: 8px;
}
meter::-webkit-meter-optimum-value {
  background-color: #4CAF50; /* Green */
}
meter::-webkit-meter-suboptimum-value {
  background-color: #FFC107; /* Yellow */
}
meter::-webkit-meter-even-less-good-value {
  background-color: #F44336; /* Red */
}

.capacity-label {
  margin-top: 8px;
  font-size: 0.9rem;
  color: var(--light-grey);
}