:root {
  --page-bg: #c0c0c0;
  --panel-bg: #c0c0c0;
  --text: #000000;
  --muted: #313131;
  --link: #0000ee;
  --visited: #551a8b;
  --accent: #000080;
  --accent-text: #ffffff;
  --edge-light: #ffffff;
  --edge-mid: #808080;
  --edge-dark: #000000;
  --field-bg: #ffffff;
  --field-text: #000000;
  --danger: #8b0000;
  --success: #006400;
  --shadow: 4px 4px 0 rgb(0 0 0 / 35%);
  font-family: "Times New Roman", Times, serif;
  color: var(--text);
  background: var(--page-bg);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--page-bg);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background: var(--page-bg);
}

body[data-year="1992"] {
  --page-bg: #ffffff;
  --panel-bg: #ffffff;
  --accent: #000000;
  --shadow: none;
}

body[data-year="1998"] {
  --page-bg: #008080;
  --panel-bg: #c0c0c0;
}

body[data-year="2001"] {
  --page-bg: #3a6ea5;
  --accent: #245edb;
}

body[data-year="2002"] {
  --page-bg: #19141f;
  --panel-bg: #d0c8d8;
  --accent: #4d274f;
}

body[data-year="2003"] {
  --page-bg: #d7cfb0;
  --panel-bg: #eee8d0;
  --accent: #6b3f17;
}

body[data-year="2006"] {
  --page-bg: #cfe8ff;
  --panel-bg: #edf7ff;
  --accent: #315c99;
}

body[data-year="2007"] {
  --page-bg: #ccd7df;
  --panel-bg: #f4f7f9;
  --accent: #334d63;
}

body[data-year="2012"] {
  --page-bg: #ececec;
  --panel-bg: #ffffff;
  --accent: #333333;
  --shadow: 0 2px 8px rgb(0 0 0 / 18%);
}

body[data-year="2017"] {
  --page-bg: #f0dce8;
  --panel-bg: #fff8fc;
  --accent: #7b295b;
  --shadow: 0 8px 24px rgb(71 23 54 / 18%);
}

body[data-year="2020"] {
  --page-bg: #171717;
  --panel-bg: #262626;
  --text: #f3f3f3;
  --muted: #c8c8c8;
  --link: #8cb4ff;
  --visited: #d7a7ff;
  --accent: #3d3d3d;
  --edge-light: #727272;
  --edge-mid: #363636;
  --edge-dark: #050505;
  --field-bg: #111111;
  --field-text: #ffffff;
  --danger: #ff9b9b;
  --success: #91e891;
}

body[data-year="2022"] {
  --page-bg: #eee9df;
  --panel-bg: #fffdf7;
  --accent: #433c32;
  --shadow: 0 4px 18px rgb(58 48 36 / 14%);
}

body[data-year="2026"] {
  --page-bg: #f5f5f2;
  --panel-bg: #ffffff;
  --accent: #111111;
  --shadow: 0 1px 0 rgb(0 0 0 / 16%);
}

.skip-link {
  position: fixed;
  z-index: 10;
  top: 0.5rem;
  left: 0.5rem;
  padding: 0.6rem 0.8rem;
  color: #ffffff;
  background: #000000;
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.guestbook-shell {
  width: min(48rem, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 3rem;
}

.page-header {
  margin-bottom: 1.25rem;
  text-align: center;
}

.eyebrow {
  margin: 0 0 0.35rem;
  font: 700 0.78rem/1.2 "Courier New", Courier, monospace;
  letter-spacing: 0.16em;
}

h1,
h2,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 8vw, 3.6rem);
  line-height: 0.95;
}

h2 {
  margin: 0 0 1rem;
  font-size: 1.25rem;
}

.storage-note {
  max-width: 36rem;
  margin: 1rem auto 0;
  padding: 0.65rem 0.8rem;
  border: 1px dashed currentColor;
  font-family: "Courier New", Courier, monospace;
  font-size: 0.82rem;
  line-height: 1.45;
}

.panel,
.blocked-card {
  margin: 0 0 1.25rem;
  padding: clamp(1rem, 4vw, 1.5rem);
  color: var(--text);
  background: var(--panel-bg);
  border-style: solid;
  border-width: 2px;
  border-color: var(--edge-light) var(--edge-dark) var(--edge-dark) var(--edge-light);
  box-shadow: var(--shadow);
}

.field {
  margin-bottom: 1rem;
}

label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 700;
}

.optional,
.field-help,
.moderation-note,
.entry-time {
  color: var(--muted);
  font-weight: 400;
}

input,
textarea,
button,
.button-link {
  font: inherit;
}

input,
textarea {
  display: block;
  width: 100%;
  min-height: 2.75rem;
  padding: 0.55rem 0.65rem;
  color: var(--field-text);
  background: var(--field-bg);
  border-style: solid;
  border-width: 2px;
  border-color: var(--edge-dark) var(--edge-light) var(--edge-light) var(--edge-dark);
  border-radius: 0;
}

textarea {
  min-height: 9rem;
  resize: vertical;
}

.field-help {
  margin: 0.3rem 0 0;
  font: 0.75rem/1.3 "Courier New", Courier, monospace;
  text-align: right;
}

.moderation-note {
  margin: 0.25rem 0 1rem;
  font-size: 0.88rem;
  line-height: 1.45;
}

.form-actions,
.blocked-actions,
.entries-heading-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem;
}

.entries-heading-row {
  justify-content: space-between;
  margin-bottom: 1rem;
}

.entries-heading-row h2 {
  margin: 0;
}

button,
.button-link {
  min-height: 2.75rem;
  padding: 0.55rem 0.9rem;
  color: var(--accent-text);
  background: var(--accent);
  border-style: solid;
  border-width: 2px;
  border-color: var(--edge-light) var(--edge-dark) var(--edge-dark) var(--edge-light);
  border-radius: 0;
  cursor: pointer;
  font-weight: 700;
  text-decoration: none;
}

button:active,
.button-link:active {
  border-color: var(--edge-dark) var(--edge-light) var(--edge-light) var(--edge-dark);
}

button.secondary {
  color: var(--text);
  background: var(--panel-bg);
}

button.compact {
  min-height: 2.25rem;
  padding: 0.35rem 0.6rem;
  font-size: 0.82rem;
}

button[hidden] {
  display: none;
}

a {
  color: var(--link);
}

a:visited {
  color: var(--visited);
}

:focus-visible {
  outline: 3px solid #ffbf00;
  outline-offset: 3px;
}

.form-status {
  min-height: 1.5em;
  margin: 0.85rem 0 0;
  font-weight: 700;
}

.form-status[data-kind="error"] {
  color: var(--danger);
}

.form-status[data-kind="success"] {
  color: var(--success);
}

.guestbook-entries {
  margin: 0;
  padding: 0;
  list-style: none;
}

.guestbook-entry {
  padding: 1rem 0;
  border-top: 1px dotted currentColor;
}

.guestbook-entry:first-child {
  padding-top: 0;
  border-top: 0;
}

.entry-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0 0.45rem;
}

.entry-author {
  font-size: 1.05rem;
}

.entry-website {
  font-size: 0.85rem;
}

.entry-time {
  margin-left: auto;
  font: 0.75rem/1.3 "Courier New", Courier, monospace;
}

.entry-message {
  margin: 0.55rem 0 0;
  white-space: pre-wrap;
}

.back-links {
  text-align: center;
}

.blocked-page {
  display: grid;
  min-height: 100vh;
  place-items: center;
  padding: 1rem;
}

.blocked-shell {
  width: min(44rem, 100%);
}

.blocked-card {
  margin: 0;
  border-width: 4px;
  border-color: #ff3b30 #4b0000 #4b0000 #ff8a80;
  text-align: center;
}

.warning-label {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.3rem 0.5rem;
  color: #ffffff;
  background: #8b0000;
  font: 700 0.75rem/1.2 "Courier New", Courier, monospace;
  letter-spacing: 0.12em;
}

.blocked-card h1 {
  color: var(--danger);
  font: 900 clamp(2rem, 9vw, 4.5rem)/0.98 Arial, Helvetica, sans-serif;
}

.gag-note {
  margin: 1.25rem auto;
  font: 700 0.9rem/1.4 "Courier New", Courier, monospace;
}

.blocked-actions {
  justify-content: center;
  margin-top: 1.5rem;
}

@media (max-width: 36rem) {
  .guestbook-shell {
    width: min(100% - 1rem, 48rem);
    padding-top: 0.75rem;
  }

  .entry-time {
    flex-basis: 100%;
    margin: 0.35rem 0 0;
  }

  .form-actions button,
  .blocked-actions a {
    width: 100%;
    text-align: center;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .skip-link {
    transition: transform 120ms ease-out;
  }
}

@media (forced-colors: active) {
  .panel,
  .blocked-card,
  input,
  textarea,
  button,
  .button-link {
    border: 2px solid ButtonText;
  }
}