/* cartercole.net — dystopian terminal */

:root {
  --void:    #04060a;
  --panel:   #0a0f16;
  --panel-2: #0c121b;
  --line:    #1b2a38;
  --line-hi: #2b4458;
  --text:    #c5d2de;
  --dim:     #7d93a5;
  --cyan:    #35e7e0;
  --amber:   #ffb347;
  --alert:   #ff3366;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --disp: "Chakra Petch", "JetBrains Mono", ui-monospace, monospace;
  --gut: 16px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background-color: var(--void);
  background-image:
    repeating-linear-gradient(90deg, rgba(53,231,224,.028) 0 1px, transparent 1px 64px),
    repeating-linear-gradient(0deg,  rgba(53,231,224,.028) 0 1px, transparent 1px 64px);
  color: var(--text);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ---------- background layers ---------- */

#rain {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  opacity: .45;
  pointer-events: none;
}

.crt {
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
  background:
    radial-gradient(ellipse 120% 85% at 50% 45%, transparent 38%, rgba(0,0,0,.42) 78%, rgba(0,0,0,.78) 100%),
    repeating-linear-gradient(0deg, rgba(0,0,0,.26) 0 1px, transparent 1px 3px);
}

.sweep {
  position: fixed;
  left: 0;
  right: 0;
  height: 36vh;
  z-index: 49;
  pointer-events: none;
  background: linear-gradient(180deg, transparent, rgba(53,231,224,.035), transparent);
  animation: sweep 14s linear infinite;
}

@keyframes sweep {
  0%   { transform: translateY(-40vh); }
  100% { transform: translateY(140vh); }
}

/* ---------- top status bar ---------- */

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 7px var(--gut);
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--dim);
  background: rgba(4,6,10,.82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(6px);
}

.topbar__spacer { flex: 1 1 auto; }
.topbar__live { color: var(--alert); display: inline-flex; align-items: center; gap: 6px; }
.topbar__host { color: var(--cyan); }
.topbar__clock { font-variant-numeric: tabular-nums; }

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--alert);
  box-shadow: 0 0 8px var(--alert);
  animation: blink 2s steps(1) infinite;
}

@keyframes blink { 0%,60% { opacity: 1; } 61%,100% { opacity: .18; } }

/* ---------- layout ---------- */

.wrap {
  position: relative;
  z-index: 10;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 var(--gut) 72px;
}

/* ---------- hero ---------- */

.hero {
  padding: clamp(96px, 20vh, 190px) 0 clamp(54px, 9vh, 96px);
}

.hero__kicker {
  margin: 0 0 18px;
  font-size: 11px;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--amber);
}

h1.glitch {
  position: relative;
  margin: 0;
  font-family: var(--disp);
  font-weight: 700;
  font-size: clamp(2.5rem, 11.5vw, 6.5rem);
  line-height: .95;
  letter-spacing: .01em;
  color: #eaf4fb;
  text-shadow: -1px 0 rgba(255,51,102,.34), 1px 0 rgba(53,231,224,.34);
}

h1.glitch::before,
h1.glitch::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  pointer-events: none;
}

h1.glitch::before { color: var(--cyan);  animation: gl-a 7s steps(1) infinite; }
h1.glitch::after  { color: var(--alert); animation: gl-b 7s steps(1) infinite; }

@keyframes gl-a {
  0%, 90%, 100% { opacity: 0; clip-path: inset(50% 0 50% 0); }
  91% { opacity: .95; clip-path: inset(8% 0 80% 0);  transform: translateX(-4px); }
  93% { opacity: .95; clip-path: inset(58% 0 26% 0); transform: translateX(4px); }
  95% { opacity: .95; clip-path: inset(34% 0 52% 0); transform: translateX(-3px); }
  97% { opacity: 0; }
}

@keyframes gl-b {
  0%, 90%, 100% { opacity: 0; clip-path: inset(50% 0 50% 0); }
  92% { opacity: .9; clip-path: inset(72% 0 10% 0); transform: translateX(5px); }
  94% { opacity: .9; clip-path: inset(18% 0 68% 0); transform: translateX(-5px); }
  96% { opacity: .9; clip-path: inset(46% 0 40% 0); transform: translateX(3px); }
  98% { opacity: 0; }
}

.hero__sub {
  max-width: 54ch;
  margin: 24px 0 0;
  color: var(--text);
  font-size: clamp(.95rem, 2.4vw, 1.1rem);
}

.hero__term {
  margin: 30px 0 0;
  font-size: 12.5px;
  color: var(--dim);
  min-height: 1.6em;
}

.prompt { color: var(--cyan); }

.caret {
  display: inline-block;
  width: 7px;
  height: 1em;
  margin-left: 2px;
  vertical-align: text-bottom;
  background: var(--cyan);
  animation: blink 1.1s steps(1) infinite;
}

/* ---------- section headers ---------- */

.section { margin: 0 0 clamp(48px, 8vh, 80px); }

.sec {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 0 0 6px;
  font-family: var(--disp);
  font-size: clamp(1rem, 3vw, 1.3rem);
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: #e4eef6;
}

.sec__num {
  flex: 0 0 auto;
  padding: 2px 8px;
  font-size: .72em;
  color: var(--void);
  background: var(--cyan);
  letter-spacing: .1em;
}

.sec__name { flex: 0 0 auto; }

.sec__rule {
  flex: 1 1 auto;
  height: 1px;
  background: linear-gradient(90deg, var(--line-hi), transparent);
}

.sec__note {
  margin: 0 0 26px;
  font-size: 12.5px;
  color: var(--dim);
}

/* ---------- cards ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 14px;
}

.grid--tight { grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); }

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px;
  overflow: hidden;
  background:
    linear-gradient(160deg, var(--panel-2), var(--panel));
  border: 1px solid var(--line);
  transition: border-color .2s, transform .2s, box-shadow .2s;
}

.card::before,
.card::after {
  content: "";
  position: absolute;
  width: 13px;
  height: 13px;
  opacity: .5;
  transition: opacity .2s;
}

.card::before {
  top: 0; left: 0;
  border-top: 2px solid var(--cyan);
  border-left: 2px solid var(--cyan);
}

.card::after {
  bottom: 0; right: 0;
  border-bottom: 2px solid var(--cyan);
  border-right: 2px solid var(--cyan);
}

.card:hover,
.card:focus-within {
  border-color: var(--line-hi);
  transform: translateY(-3px);
  box-shadow: 0 10px 34px -18px rgba(53,231,224,.55), inset 0 0 44px -28px rgba(53,231,224,.7);
}

.card:hover::before,
.card:hover::after { opacity: 1; }

.scan {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0;
}

.card:hover .scan { animation: scan 1.4s linear infinite; }

@keyframes scan {
  0%   { top: 0;    opacity: 0; }
  12%  { opacity: .85; }
  88%  { opacity: .85; }
  100% { top: 100%; opacity: 0; }
}

.card__head {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.idx {
  font-size: 10.5px;
  letter-spacing: .14em;
  color: var(--amber);
}

.card__head h3 {
  margin: 0;
  font-family: var(--disp);
  font-size: 1.12rem;
  font-weight: 600;
  letter-spacing: .04em;
  color: #eaf4fb;
  overflow-wrap: anywhere;
}

.card--sm .card__head h3 { font-size: 1rem; }

.desc {
  margin: 0;
  flex: 1 1 auto;
  font-size: 13px;
  line-height: 1.6;
  color: var(--dim);
}

.meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 2px;
}

.chip {
  padding: 3px 7px;
  font-size: 9.5px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--cyan);
  border: 1px solid rgba(53,231,224,.3);
  background: rgba(53,231,224,.05);
}

.chip--star { color: var(--amber); border-color: rgba(255,179,71,.32); background: rgba(255,179,71,.05); }

.chip--alert {
  color: var(--alert);
  border-color: rgba(255,51,102,.38);
  background: rgba(255,51,102,.07);
}

.link {
  margin-left: auto;
  padding: 3px 9px;
  font-size: 9.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--void);
  background: var(--cyan);
  text-decoration: none;
  transition: background .18s, box-shadow .18s;
}

.link:hover { background: #7df6f0; box-shadow: 0 0 16px -2px rgba(53,231,224,.8); }

/* locked / private */

.card--locked {
  border-style: dashed;
  border-color: rgba(255,51,102,.26);
  background-image:
    linear-gradient(160deg, var(--panel-2), var(--panel)),
    repeating-linear-gradient(45deg, transparent 0 7px, rgba(255,51,102,.035) 7px 14px);
}

.card--locked::before,
.card--locked::after {
  border-color: var(--alert);
  opacity: .35;
}

.card--locked .card__head h3 { color: #d7c3ca; }

/* ---------- uplink ---------- */

.uplink {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.uplink__btn {
  padding: 13px 18px;
  font-size: 12.5px;
  letter-spacing: .08em;
  color: var(--cyan);
  text-decoration: none;
  border: 1px solid rgba(53,231,224,.3);
  background: rgba(53,231,224,.04);
  transition: background .18s, border-color .18s, box-shadow .18s, transform .18s;
  overflow-wrap: anywhere;
}

.uplink__btn:hover {
  background: rgba(53,231,224,.12);
  border-color: var(--cyan);
  transform: translateY(-2px);
  box-shadow: 0 8px 26px -16px rgba(53,231,224,.9);
}

/* ---------- footer ---------- */

.foot {
  margin-top: clamp(40px, 8vh, 80px);
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: 10.5px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--dim);
}

.foot__tele { margin: 0 0 8px; display: flex; flex-wrap: wrap; gap: 8px; }
.foot__tele .sep { color: var(--line-hi); }
.foot__end { margin: 0; color: #5d7284; }

/* ---------- focus ---------- */

a:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

/* ---------- motion / small screens ---------- */

@media (max-width: 420px) {
  .topbar__host { display: none; }
  .card { padding: 15px; }
}

@media (prefers-reduced-motion: reduce) {
  .sweep,
  .dot,
  .caret,
  h1.glitch::before,
  h1.glitch::after,
  .card:hover .scan { animation: none; }
  .caret { opacity: 1; }
  .card:hover, .card:focus-within { transform: none; }
  .uplink__btn:hover { transform: none; }
  #rain { opacity: .22; }
}