:root {
  --bg: #d7dbff;
  --ink: #0c1230;
  --panel: #f7f7ff;
  --panel2: #eef0ff;
  --border: #5c64b8;
  --shadow: rgba(20, 25, 70, 0.15);
  --link: #1b3fd6;
  --linkVisited: #6a1bd6;
  --accent: #ffcc00;
  --chrome1: #3d49b8;
  --chrome2: #1c246f;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  color-scheme: light;
}

body {
  margin: 0;
  font-family: Tahoma, Verdana, Arial, sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, #c6cbff, var(--bg));
}

a {
  color: var(--link);
}
a:visited {
  color: var(--linkVisited);
}
a:hover {
  text-decoration-style: wavy;
}

.mono {
  font-family: "Courier New", Courier, monospace;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--accent);
  color: #000;
  padding: 8px 10px;
  border: 2px solid #000;
  z-index: 999;
}
.skip-link:focus {
  left: 10px;
  top: 10px;
}

.site-header {
  border-bottom: 3px double var(--border);
  background: #fff;
}

.chrome {
  background: linear-gradient(180deg, var(--chrome1), var(--chrome2));
  color: #fff;
  padding: 14px 0;
  box-shadow: 0 2px 0 var(--shadow);
}

.brand {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 14px;
}

.site-title {
  display: inline-block;
  font-weight: 700;
  letter-spacing: 0.2px;
  font-size: 22px;
  text-decoration: none;
  color: #fff;
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.25);
}
.site-title:hover {
  text-decoration: underline;
}

.site-tagline {
  margin-top: 4px;
  opacity: 0.9;
  font-size: 12px;
}

.site-nav {
  max-width: 980px;
  margin: 0 auto;
  padding: 10px 14px 12px;
}

.nav-toggle {
  display: none;
  border: 2px solid var(--border);
  background: linear-gradient(180deg, #ffffff, #e7e9ff);
  padding: 7px 10px;
  border-radius: 6px;
  font-weight: 700;
  cursor: pointer;
}

.nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.nav-list a,
.dropdown-toggle {
  display: inline-block;
  border: 2px solid var(--border);
  background: linear-gradient(180deg, #ffffff, #e7e9ff);
  padding: 6px 10px;
  border-radius: 6px;
  text-decoration: none;
  color: var(--ink);
}

.nav-list a[aria-current="page"] {
  outline: 2px solid transparent;
  box-shadow: 0 0 0 3px rgba(255, 204, 0, 0.65);
}

.dropdown-toggle {
  font: inherit;
  cursor: pointer;
}

.has-dropdown {
  position: relative;
}

.dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 220px;
  padding: 8px;
  margin: 0;
  list-style: none;
  border: 2px solid var(--border);
  border-radius: 10px;
  background: var(--panel);
  box-shadow: 0 8px 18px var(--shadow);
}

.dropdown a {
  display: block;
  border-radius: 8px;
  border: 1px solid rgba(92, 100, 184, 0.35);
  margin: 6px 0;
}

.has-dropdown:hover .dropdown {
  display: block;
}

.has-dropdown.open .dropdown {
  display: block;
}

.layout {
  max-width: 980px;
  margin: 0 auto;
  padding: 16px 14px 26px;
}

.grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 14px;
  align-items: start;
}

.grid-two {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.panel {
  background: linear-gradient(180deg, var(--panel), var(--panel2));
  border: 2px solid var(--border);
  border-radius: 12px;
  box-shadow: 0 8px 18px var(--shadow);
  padding: 14px;
}

.panel.inset {
  background: #fff;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.panel.mini {
  padding: 12px;
}

h1,
h2,
h3 {
  margin: 0 0 10px;
}

h1 {
  font-size: 22px;
}
h2 {
  font-size: 16px;
  margin-top: 16px;
}
h3 {
  font-size: 14px;
}

p {
  line-height: 1.45;
}

.small {
  font-size: 12px;
}
.subtle {
  opacity: 0.82;
}

.callout {
  padding: 10px 10px;
  background: #fffbe6;
  border: 2px dashed #b49700;
  border-radius: 10px;
}

.plain-list {
  padding-left: 18px;
}

.meta-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.meta-list li {
  padding: 3px 0;
}
.meta-list .k {
  display: inline-block;
  width: 74px;
  font-weight: 700;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.card {
  border: 2px solid rgba(92, 100, 184, 0.45);
  border-radius: 12px;
  background: #ffffff;
  padding: 12px;
}

.button-wall {
  display: grid;
  grid-template-columns: repeat(2, 88px);
  gap: 8px;
}

.button88 {
  display: grid;
  place-items: center;
  width: 88px;
  height: 31px;
  border: 2px solid #000;
  border-radius: 4px;
  background: linear-gradient(180deg, #ffffff, #d9d9ff);
  color: #000;
  text-decoration: none;
  font-size: 11px;
  text-transform: lowercase;
  box-shadow: 2px 2px 0 rgba(0, 0, 0, 0.25);
  transition: transform 90ms ease;
}

.button88:hover {
  transform: translateY(-1px);
}

.post-list {
  padding-left: 18px;
}

.code {
  overflow: auto;
  padding: 10px;
  border-radius: 10px;
  border: 2px solid rgba(92, 100, 184, 0.45);
  background: #0f163a;
  color: #e9ecff;
}
.code code {
  font-family: "Courier New", Courier, monospace;
  font-size: 12px;
}

.guestbook-form {
  margin-top: 10px;
}

.field {
  display: grid;
  gap: 6px;
  margin: 10px 0;
}

input,
textarea {
  font: inherit;
  padding: 8px 10px;
  border: 2px solid rgba(92, 100, 184, 0.65);
  border-radius: 8px;
  background: #fff;
}

input:focus,
textarea:focus,
button:focus {
  outline: 3px solid rgba(255, 204, 0, 0.7);
  outline-offset: 2px;
}

.btn {
  border: 2px solid var(--border);
  background: linear-gradient(180deg, #ffffff, #e7e9ff);
  padding: 8px 12px;
  border-radius: 10px;
  font-weight: 700;
  cursor: pointer;
}
.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.entries {
  margin-top: 10px;
  display: grid;
  gap: 10px;
}

.entry {
  border: 2px solid rgba(92, 100, 184, 0.35);
  border-radius: 12px;
  background: #fff;
  padding: 10px 12px;
}

.site-footer {
  border-top: 3px double var(--border);
  background: #fff;
}

.footer-inner {
  max-width: 980px;
  margin: 0 auto;
  padding: 14px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

@media (max-width: 860px) {
  .grid {
    grid-template-columns: 1fr;
  }
  .cards {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .nav-toggle {
    display: inline-block;
    margin-bottom: 8px;
  }
  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }
  .nav-list.is-open {
    display: flex;
  }
  .dropdown {
    position: static;
    box-shadow: none;
    margin-top: 6px;
  }
}