:root {
  --bg-0: #08050b;
  --bg-1: #130a16;
  --panel: rgba(20, 11, 24, 0.84);
  --line: rgba(238, 128, 255, 0.2);
  --text: #f3e8f8;
  --muted: #d0a7db;
  --accent: #f08dff;
  --glow: rgba(240, 141, 255, 0.2);
  --cursor: #ffd3ff;
  --bg-fx-a: #2a1530;
  --bg-fx-b: #241129;
}

body[data-theme="green"] {
  --bg-0: #050805;
  --bg-1: #0a130c;
  --panel: rgba(10, 20, 12, 0.86);
  --line: rgba(129, 247, 164, 0.2);
  --text: #d7ffe3;
  --muted: #9ad4af;
  --accent: #81f7a4;
  --glow: rgba(129, 247, 164, 0.2);
  --cursor: #c9ffda;
  --bg-fx-a: #163120;
  --bg-fx-b: #11261a;
}

body[data-theme="amber"] {
  --bg-0: #0c0804;
  --bg-1: #171006;
  --panel: rgba(28, 19, 8, 0.86);
  --line: rgba(255, 198, 110, 0.2);
  --text: #fff0d3;
  --muted: #daba85;
  --accent: #ffc66e;
  --glow: rgba(255, 198, 110, 0.2);
  --cursor: #ffe0a7;
  --bg-fx-a: #342311;
  --bg-fx-b: #291b0d;
}

body[data-theme="ice"] {
  --bg-0: #04090c;
  --bg-1: #08131a;
  --panel: rgba(9, 20, 28, 0.85);
  --line: rgba(124, 224, 255, 0.22);
  --text: #dbf5ff;
  --muted: #9cc9da;
  --accent: #7ce0ff;
  --glow: rgba(124, 224, 255, 0.2);
  --cursor: #c2eeff;
  --bg-fx-a: #153547;
  --bg-fx-b: #102737;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  display: grid;
  place-items: stretch;
  padding: 0.7rem;
  color: var(--text);
  font: 400 1rem/1.7 "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  background:
    radial-gradient(circle at 20% -10%, var(--bg-fx-a) 0%, transparent 45%),
    radial-gradient(circle at 90% 110%, var(--bg-fx-b) 0%, transparent 35%),
    linear-gradient(170deg, var(--bg-1), var(--bg-0) 60%);
  transition: background-color 220ms ease, color 220ms ease;
}

.terminal {
  width: 100%;
  height: calc(100vh - 1.4rem);
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  box-shadow:
    0 0 0 1px rgba(24, 13, 28, 0.88) inset,
    0 20px 60px rgba(0, 0, 0, 0.6),
    0 0 20px var(--glow);
  padding: 1.25rem 1.1rem;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  animation: boot 700ms ease-out both;
}

.terminal::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.03),
    rgba(255, 255, 255, 0.03) 1px,
    transparent 1px,
    transparent 3px
  );
  opacity: 0.14;
}

.terminal__header {
  border-bottom: 1px dashed var(--line);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  animation: fade-in 450ms ease-out 180ms both;
}

h1,
h2 {
  margin: 0;
  font-weight: 700;
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(1.4rem, 2.8vw, 2rem);
  color: #f8effd;
}

.terminal__body {
  flex: 1;
  min-height: 0;
  overflow: auto;
  padding-right: 0.15rem;
}

.terminal__body::-webkit-scrollbar {
  width: 10px;
}

.terminal__body::-webkit-scrollbar-thumb {
  background: var(--line);
  border-radius: 999px;
}

.output {
  min-height: 0.2rem;
  display: flex;
  flex-direction: column;
  gap: 0.28rem;
}

.line {
  margin: 0;
  font-size: 1rem;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
}

.line--command {
  display: grid;
  grid-template-columns: 1ch 1fr;
  column-gap: 0.55rem;
  align-items: baseline;
  min-height: 1.7em;
  color: var(--text);
}

.line--command::before {
  content: "$";
  color: var(--accent);
}

.line--muted {
  color: var(--muted);
}

.line--error {
  color: #ff97ba;
}

.line--history {
  color: var(--muted);
  opacity: 0.9;
}

.output-block h2 {
  color: var(--accent);
  font-size: 1rem;
  margin: 0;
}

.output-block h2::before {
  content: "> ";
  color: var(--muted);
}

.output-block ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.output-block li {
  position: relative;
  padding-left: 1rem;
}

.output-block li::before {
  content: "-";
  position: absolute;
  left: 0;
  color: var(--muted);
}

.input-row {
  display: grid;
  grid-template-columns: 1ch 1fr;
  gap: 0.55rem;
  align-items: baseline;
  margin-top: 0.28rem;
  min-height: 1.7em;
  font-size: 1rem;
  line-height: 1.7;
}

.input-prompt {
  display: block;
  margin: 0;
  color: var(--accent);
  line-height: inherit;
}

.input-field {
  display: block;
  width: 100%;
  min-height: 1.7em;
  margin: 0;
  padding: 0;
  color: var(--text);
  caret-color: var(--cursor);
  font: inherit;
  line-height: inherit;
  outline: none;
  white-space: pre-wrap;
  word-break: break-word;
}

.no-script {
  margin: 0.7rem;
  color: #fff;
}

@keyframes boot {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.995);
    filter: saturate(0.8);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: saturate(1);
  }
}

@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .terminal,
  .terminal__header {
    animation: none;
  }
}

@media (max-width: 640px) {
  body {
    padding: 0.35rem;
  }

  .terminal {
    height: calc(100vh - 0.7rem);
    border-radius: 8px;
    padding: 1rem 0.85rem;
  }
}