/* styles.css: rules only; values come from tokens.css. */

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

html {
  color-scheme: dark;
  background: var(--vga-black);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--vga-black);
  color: var(--vga-gray);
  font-family: var(--font-mono);
  font-size: var(--fs-base);
  line-height: var(--lh-prose);
}

/* Faint scanlines over everything, like a tube that has been on all night. */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(to bottom, rgb(0 0 0 / 0.22) 0 1px, transparent 1px 3px);
}

.screen {
  max-width: calc(var(--measure) + 2 * var(--gutter));
  margin: 0 auto;
  padding: var(--sp-4) var(--gutter) var(--sp-6);
}

a {
  color: var(--vga-cyan-b);
  text-underline-offset: 0.2em;
}

a:hover {
  background: var(--vga-cyan-b);
  color: var(--vga-black);
  text-decoration: none;
}

a:focus-visible {
  outline: 2px solid var(--vga-yellow-b);
  outline-offset: 2px;
  background: var(--vga-yellow-b);
  color: var(--vga-black);
  text-decoration: none;
}

p,
ul,
ol,
dl,
pre,
table,
blockquote {
  margin: 0 0 var(--sp-3);
}

pre {
  font-family: inherit;
  white-space: pre-wrap;
}

/* ---- Hero: dial-up, then the window lights ---- */

.boot {
  margin-bottom: var(--sp-4);
  font-size: var(--fs-sm);
  /* was --vga-dark (#555): 2.82:1 on black, below the floor, and this is text, not stone */
  color: var(--vga-gray);
  white-space: pre-wrap;
}

.boot span {
  display: block;
  animation: line-in 0.01s steps(1) both;
}

.boot span:nth-child(1) { animation-delay: 0.1s; }
.boot span:nth-child(2) { animation-delay: 0.45s; }
.boot span:nth-child(3) { animation-delay: 0.75s; }
.boot span:nth-child(4) { animation-delay: 1s; }
.boot span:nth-child(5) { animation-delay: 1.25s; }
.boot span:nth-child(6) { animation-delay: 1.5s; color: var(--vga-gray); }

.rose {
  margin: 0 0 var(--sp-4);
  font-size: var(--fs-art);
  line-height: var(--lh-art);
  white-space: pre;
  letter-spacing: 0;
  animation: glass-on 1.1s ease-out 1.5s both;
}

.rose .s0 { color: var(--vga-dark); }
.rose .s1 { color: var(--vga-gray); }
.rose .s2 { color: var(--vga-white); }
.rose .r  { color: var(--vga-red-b);     text-shadow: 0 0 0.35em var(--vga-red-b); }
.rose .b  { color: var(--vga-blue-b);    text-shadow: 0 0 0.35em var(--vga-blue-b); }
.rose .m  { color: var(--vga-magenta-b); text-shadow: 0 0 0.35em var(--vga-magenta-b); }
.rose .c  { color: var(--vga-cyan-b);    text-shadow: 0 0 0.35em var(--vga-cyan-b); }
.rose .y  { color: var(--vga-yellow-b);  text-shadow: 0 0 0.35em var(--vga-yellow-b); }

@keyframes line-in {
  from { visibility: hidden; }
  to   { visibility: visible; }
}

@keyframes glass-on {
  from { filter: brightness(0.15) saturate(0); }
  60%  { filter: brightness(1.25) saturate(1.1); }
  to   { filter: none; }
}

h1 {
  margin: 0 0 var(--sp-2);
  color: var(--vga-white);
  font-size: var(--fs-h1);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-shadow: 0 0 0.3em rgb(255 255 255 / 0.35);
}

h1 small {
  display: block;
  font-size: var(--fs-base);
  font-weight: 400;
  color: var(--vga-gray);
  letter-spacing: 0;
  text-shadow: none;
}

.creed-line {
  margin-bottom: var(--sp-2);
  color: var(--vga-yellow-b);
  font-size: 1.125rem;
}

.status {
  color: var(--vga-gray);
  font-size: var(--fs-sm);
}

/* ---- Main menu: a BBS box ---- */

.menu {
  position: relative;
  margin: var(--sp-5) 0 var(--sp-6);
  padding: var(--sp-4) var(--sp-3) var(--sp-3);
  border: 3px double var(--vga-gray);
}

.menu h2 {
  position: absolute;
  top: -0.8em;
  left: var(--sp-3);
  margin: 0;
  padding: 0 var(--sp-2);
  background: var(--vga-black);
  border: 0;
  font-size: var(--fs-base);
}

.menu ul {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(13ch, 1fr));
  gap: var(--sp-1) var(--sp-3);
  margin: 0;
  padding: 0;
  list-style: none;
}

.menu a {
  display: inline-block;
  padding: 0 var(--sp-1);
  text-decoration: none;
}

.menu kbd {
  font: inherit;
  color: var(--vga-yellow-b);
}

.menu a:hover kbd,
.menu a:focus-visible kbd {
  color: var(--vga-black);
}

/* ---- Sections: each one is a file on the board ---- */

section {
  margin-bottom: var(--sp-6);
  scroll-margin-top: var(--sp-4);
}

.prompt {
  margin-bottom: var(--sp-2);
  color: var(--vga-gray);
}

.prompt b {
  color: var(--vga-white);
  font-weight: 400;
}

h2 {
  display: inline-block;
  margin: 0 0 var(--sp-3);
  padding-bottom: var(--sp-1);
  border-bottom: var(--rule);
  color: var(--vga-white);
  font-size: var(--fs-h2);
  line-height: 1.3;
}

.prose {
  max-width: 72ch;
}

blockquote {
  margin: var(--sp-4) 0;
  padding: var(--sp-2) 0 var(--sp-2) var(--sp-3);
  border-left: 3px double var(--vga-yellow-b);
  color: var(--vga-yellow-b);
  font-size: 1.125rem;
}

em {
  font-style: normal;
  color: var(--vga-white);
}

/* The creed. */
.nicene {
  color: var(--vga-white);
}

.tenets {
  padding: 0;
  list-style: none;
}

.tenets li {
  position: relative;
  padding-left: 3ch;
  margin-bottom: var(--sp-1);
}

.tenets li::before {
  content: "\25BA";
  position: absolute;
  left: 0;
  color: var(--vga-dark);
}

/* Directory listings. */
.dir {
  width: 100%;
  border-collapse: collapse;
}

.dir caption {
  text-align: left;
  color: var(--vga-gray);
  padding-bottom: var(--sp-2);
  white-space: pre-line;
}

.dir th {
  text-align: left;
  font-weight: 400;
  color: var(--vga-gray);
  border-bottom: 1px solid var(--vga-dark);
  padding: 0 var(--sp-3) var(--sp-1) 0;
}

.dir td {
  vertical-align: top;
  padding: var(--sp-2) var(--sp-3) var(--sp-2) 0;
  border-bottom: 1px dotted var(--vga-dark);
}

.dir .num {
  text-align: right;
  white-space: nowrap;
  padding-right: 0;
}

.dir th.num {
  padding-right: 0;
}

.dir code {
  display: block;
  font: inherit;
  font-size: var(--fs-sm);
  color: var(--vga-cyan);
  word-break: break-all;
}

.dir .sealed {
  color: var(--vga-yellow-b);
}

.dir tfoot td {
  border-bottom: 0;
  color: var(--vga-gray);
}

/* Terminal output blocks. */
.out {
  color: var(--vga-gray);
}

.err {
  color: var(--vga-red-b);
}

/* The parable: a call log. */
.log {
  padding: 0;
  list-style: none;
  font-size: var(--fs-sm);
}

.log li {
  display: grid;
  grid-template-columns: 9ch 8ch 1fr;
  gap: 0 var(--sp-2);
  padding: var(--sp-1) 0;
}

.log time {
  color: var(--vga-gray);
}

.log .who {
  color: var(--vga-white);
}

.log .brother { color: var(--vga-cyan-b); }
.log .sister  { color: var(--vga-magenta-b); }
.log .sexton  { color: var(--vga-gray); }

.log .said-ack {
  color: var(--vga-yellow-b);
}

@media (max-width: 34rem) {
  .log li {
    grid-template-columns: 9ch 1fr;
  }

  .log .line {
    grid-column: 1 / -1;
    padding-left: 2ch;
  }
}

h3 {
  margin: var(--sp-4) 0 var(--sp-2);
  color: var(--vga-white);
  font-size: var(--fs-base);
}

h3::before {
  content: "\2550\2550 ";
  color: var(--vga-dark);
}

.beatitudes li::before {
  content: "+";
}

/* The calendar and the end of time. */
.feasts td:first-child {
  white-space: nowrap;
  color: var(--vga-yellow-b);
}

.feasts b {
  color: var(--vga-white);
  font-weight: 400;
}

.revelation {
  margin-top: var(--sp-4);
  padding: var(--sp-3);
  border: 3px double var(--vga-red-b);
  max-width: 72ch;
}

.revelation h3 {
  margin-top: 0;
  color: var(--vga-red-b);
}

.revelation h3::before {
  content: "";
}

.revelation p:last-child {
  margin-bottom: 0;
  color: var(--vga-white);
}

/* The hymnal. */
.hymns {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-4);
}

.hymn h3 {
  margin-top: 0;
}

.hymn h3::before {
  content: "";
}

.hymn-no {
  display: block;
  color: var(--vga-yellow-b);
  font-size: var(--fs-sm);
}

.verse {
  font-style: normal;
}

.screech {
  color: var(--vga-cyan-b);
  word-break: break-word;
}

/* The roll. */
.roll td {
  padding-right: var(--sp-3);
}

.roll td:nth-child(-n + 3) {
  white-space: nowrap;
}

.pending {
  color: var(--vga-yellow-b);
}

/* The 1997 homepage footer. */
.retro {
  margin: var(--sp-4) 0;
}

.odometer {
  display: inline-block;
  padding: 0 0.3em;
  border: 1px solid var(--vga-gray);
  background: var(--vga-white);
  color: var(--vga-black);
  letter-spacing: 0.25em;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  padding: 0;
  list-style: none;
}

.badges li {
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 88px;
  height: 31px;
  border: 2px outset var(--vga-gray);
  background: var(--vga-dark);
  color: var(--vga-white);
  font-size: 9px;
  line-height: 1.1;
  text-align: center;
}

.badges span {
  color: var(--vga-yellow-b);
  font-weight: 700;
}

.webring {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2) var(--sp-3);
  align-items: baseline;
}

.webring span {
  color: var(--vga-white);
}

/* ---- 404: a disk error ---- */

.disk-error {
  min-height: 80vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.disk-error h1 {
  font-size: var(--fs-h2);
  text-shadow: none;
}

.choices {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1) var(--sp-3);
  padding: 0;
  list-style: none;
}

.verdict {
  display: none;
  color: var(--vga-white);
}

.verdict:target {
  display: block;
}

/* The Sexton's office: two kinds of letter, one visible at a time. */
.modes {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}

.modes input {
  position: absolute;
  opacity: 0;
}

.modes label {
  padding: 0 var(--sp-2);
  border: 1px solid var(--vga-dark);
  color: var(--vga-cyan-b);
  cursor: pointer;
}

.modes kbd {
  font: inherit;
  color: var(--vga-yellow-b);
}

.modes input:checked + label {
  background: var(--vga-cyan-b);
  color: var(--vga-black);
  border-color: var(--vga-cyan-b);
}

.modes input:checked + label kbd {
  color: var(--vga-black);
}

.modes input:focus-visible + label {
  outline: 2px solid var(--vga-yellow-b);
  outline-offset: 2px;
}

.letters:has(#kind-intake:checked) .letter-message,
.letters:has(#kind-message:checked) .letter-intake {
  display: none;
}

.letter {
  margin-bottom: var(--sp-4);
  padding: var(--sp-3);
  border: 3px double var(--vga-gray);
}

.field {
  display: grid;
  gap: var(--sp-1);
  margin: 0 0 var(--sp-3);
}

.field label,
.field legend {
  color: var(--vga-white);
}

fieldset.field {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1) var(--sp-4);
  padding: 0;
  border: 0;
}

fieldset.field legend {
  width: 100%;
  padding: 0;
  margin-bottom: var(--sp-1);
}

input,
textarea,
button {
  font: inherit;
}

.field input,
.field textarea {
  width: 100%;
  padding: var(--sp-1) var(--sp-2);
  background: var(--vga-black);
  color: var(--vga-cyan-b);
  border: 1px solid var(--vga-dark);
  border-radius: 0;
  caret-color: var(--vga-yellow-b);
}

.field input::placeholder {
  color: var(--vga-dark);
}

.field input:focus,
.field textarea:focus {
  outline: 2px solid var(--vga-yellow-b);
  outline-offset: 0;
  border-color: var(--vga-yellow-b);
}

.address input,
.check input {
  width: auto;
  padding: 0;
  accent-color: var(--vga-yellow-b);
}

.address label {
  display: inline-flex;
  gap: var(--sp-2);
  align-items: baseline;
}

.check {
  display: flex;
  gap: var(--sp-2);
  align-items: baseline;
  color: var(--vga-white);
}

.note {
  font-size: var(--fs-sm);
}

button {
  padding: var(--sp-1) var(--sp-3);
  background: var(--vga-gray);
  color: var(--vga-black);
  border: 2px outset var(--vga-white);
  border-radius: 0;
  cursor: pointer;
}

button:active {
  border-style: inset;
}

button:focus-visible {
  outline: 2px solid var(--vga-yellow-b);
  outline-offset: 2px;
}

/* Honeypot: people never see it; some robots fill it in. */
.hp {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Answers: public, addressed by number, never restating the letter. */
.answers {
  padding: 0;
  list-style: none;
}

.answers li {
  padding: var(--sp-2) 0 var(--sp-2) var(--sp-3);
  border-left: 3px double var(--vga-cyan);
  margin-bottom: var(--sp-3);
}

.answers .to {
  margin-bottom: var(--sp-1);
}

.answers .to b {
  color: var(--vga-cyan-b);
  font-weight: 400;
}

.answers time {
  color: var(--vga-gray);
}

.answers li p:last-child {
  margin-bottom: 0;
  color: var(--vga-white);
}

.answers:has(li) + .answers-empty {
  display: none;
}

/* ---- Colophon ---- */

.colophon {
  padding-top: var(--sp-4);
  border-top: var(--rule);
}

.seals {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: var(--sp-1) var(--sp-3);
}

.seals dt {
  color: var(--vga-gray);
}

.seals dd {
  margin: 0;
  color: var(--vga-white);
}

.fineprint {
  color: var(--vga-gray);
  font-size: var(--fs-sm);
}

.amen {
  margin-top: var(--sp-4);
  color: var(--vga-white);
}

.cursor {
  display: inline-block;
  width: 0.6em;
  height: 1.1em;
  margin-left: 0.1em;
  vertical-align: text-bottom;
  background: var(--vga-gray);
  animation: blink 1.06s steps(1) infinite;
}

@keyframes blink {
  50% { visibility: hidden; }
}

@media (max-width: 34rem) {
  .seals {
    grid-template-columns: 1fr;
  }

  .seals dd {
    margin-bottom: var(--sp-2);
  }
}

@media (prefers-reduced-motion: reduce) {
  .boot span,
  .rose,
  .cursor {
    animation: none;
  }
}