:root {
  color-scheme: dark;
  --bg: #06080d;
  --panel: rgba(9, 14, 22, 0.9);
  --panel-strong: rgba(13, 20, 31, 0.96);
  --panel-soft: rgba(255, 255, 255, 0.045);
  --line: rgba(148, 163, 184, 0.2);
  --line-strong: rgba(95, 213, 255, 0.34);
  --text: #d8e2ef;
  --muted: #7f8ea3;
  --green: #61ffb6;
  --cyan: #5fd5ff;
  --amber: #e8c46b;
  --red: #ff6b72;
  --accent: var(--cyan);
  --accent-soft: rgba(95, 213, 255, 0.15);
  --shadow: 0 30px 100px rgba(0, 0, 0, 0.48);
}

body[data-theme="amber"] { --accent: #e8c46b; --accent-soft: rgba(232,196,107,0.16); --line-strong: rgba(232,196,107,0.34); }
body[data-theme="green"]  { --accent: #61ffb6; --accent-soft: rgba(97,255,182,0.14);  --line-strong: rgba(97,255,182,0.32);  }
body[data-theme="violet"] { --accent: #b39cff; --accent-soft: rgba(179,156,255,0.15); --line-strong: rgba(179,156,255,0.32); }

* { box-sizing: border-box; }
html, body { min-height: 100%; }

body {
  margin: 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 12%, rgba(95,213,255,0.14), transparent 28rem),
    radial-gradient(circle at 84% 24%, rgba(97,255,182,0.10), transparent 24rem),
    linear-gradient(135deg, #05070b 0%, #0a0f18 52%, #06080d 100%);
  color: var(--text);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

body::before, body::after, .scanline, .ambient {
  position: fixed;
  content: "";
  pointer-events: none;
}

body::before {
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.028) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.85), transparent 84%);
}

body::after {
  inset: -20%;
  background:
    linear-gradient(110deg, transparent 0 38%, rgba(95,213,255,0.085) 46%, transparent 55% 100%),
    repeating-linear-gradient(0deg, transparent 0 32px, rgba(97,255,182,0.032) 33px, transparent 35px);
  background-size: 180% 180%, 100% 70px;
  opacity: 0.72;
  transform: rotate(-3deg);
}

.ambient {
  width: 42vmax; height: 42vmax;
  border-radius: 999px; filter: blur(40px);
  opacity: 0.22; z-index: 0;
}
.ambient-a { left: -12vmax; bottom: -18vmax; background: radial-gradient(circle, var(--accent), transparent 62%); }
.ambient-b { right: -14vmax; top: -18vmax;   background: radial-gradient(circle, rgba(97,255,182,0.82), transparent 60%); }

.scanline {
  inset: 0; z-index: 2; opacity: 0.1;
  background: repeating-linear-gradient(0deg, transparent 0 5px, rgba(255,255,255,0.16) 6px, transparent 7px);
  mix-blend-mode: screen;
}

.terminal-shell {
  min-height: 100vh; min-height: 100dvh;
  padding: clamp(12px, 1.8vw, 32px);
  display: grid; place-items: center;
  position: relative; z-index: 1;
}

.terminal-window {
  width: min(1100px, calc(100vw - clamp(24px, 3.6vw, 64px)));
  height: min(820px, calc(100vh - clamp(24px, 3.6vw, 64px)));
  min-height: 520px;
  display: grid;
  grid-template-rows: auto 1fr;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.06), transparent 120px),
    var(--panel);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255,255,255,0.08);
  backdrop-filter: blur(20px);
}

.terminal-header {
  min-height: 54px;
  display: grid;
  grid-template-columns: 120px 1fr max-content;
  align-items: center;
  gap: 16px; padding: 0 18px;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(95,213,255,0.08), transparent 34%, rgba(97,255,182,0.07)),
    rgba(11,16,24,0.92);
}

.window-controls { display: flex; gap: 8px; }
.control { width: 12px; height: 12px; border-radius: 999px; display: inline-block; box-shadow: 0 0 18px rgba(255,255,255,0.1); }
.control-close { background: #ff5f57; }
.control-min   { background: #ffbd2e; }
.control-max   { background: #28c840; }

.terminal-title {
  display: grid; justify-items: center; gap: 2px;
  color: var(--text); font-size: 13px;
}

.terminal-status {
  display: inline-flex; justify-content: flex-end;
  align-items: center; gap: 8px;
}

.status-pill {
  min-height: 28px;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 0 10px;
  border: 1px solid var(--line); border-radius: 999px;
  background: rgba(255,255,255,0.045);
  color: var(--muted); font-size: 12px;
}

.status-dot {
  width: 8px; height: 8px; border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 18px rgba(97,255,182,0.72);
}

/* Single-column cockpit */
.terminal-cockpit {
  min-height: 0;
  display: grid;
  grid-template-columns: 1fr;
  background: var(--line);
}

.console-panel {
  min-width: 0; min-height: 0;
  background: rgba(8,12,19,0.82);
  display: grid;
  grid-template-rows: 1fr auto;
}

.terminal-body {
  overflow-y: auto;
  padding: 28px 32px;
  scrollbar-color: var(--accent) rgba(255,255,255,0.05);
  scrollbar-width: thin;
}

.terminal-line, .terminal-command {
  margin: 0 0 10px;
  line-height: 1.62; font-size: 14px;
  white-space: pre-wrap; word-break: break-word;
}

.terminal-command { color: var(--text); }
.terminal-command .prompt { margin-right: 8px; }

.terminal-card {
  margin: 0 0 14px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255,255,255,0.035);
}
.terminal-card-title { margin: 0 0 10px; color: var(--accent); }
.terminal-card-line  { margin: 0 0 5px; font-size: 13px; line-height: 1.55; white-space: pre; }
.terminal-card-line:last-child { margin-bottom: 0; }

.prompt, .cyan { color: var(--accent); text-shadow: 0 0 16px color-mix(in srgb, var(--accent) 30%, transparent); }
.muted  { color: var(--muted); }
.amber  { color: var(--amber); }
.red    { color: var(--red);   }
.green  { color: var(--green); }

.terminal-input-line {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 10px; align-items: center;
  padding: 16px 32px 20px;
  border-top: 1px solid var(--line);
  background: rgba(6,9,14,0.78);
}

.terminal-input {
  width: 100%; min-width: 0;
  border: 0; outline: 0; padding: 0;
  background: transparent;
  color: var(--text); caret-color: var(--accent);
  font: inherit; line-height: 1.6; font-size: 14px;
}

.terminal-input::selection,
.terminal-body ::selection {
  background: var(--accent-soft); color: #fff;
}

.terminal-input-line:focus-within {
  box-shadow: inset 0 1px 0 var(--accent-soft);
}

@media (max-width: 760px) {
  .terminal-shell { padding: 0; }
  .terminal-window {
    width: 100%; min-height: 100vh;
    border-radius: 0; border-left: 0; border-right: 0;
  }
  .terminal-header {
    grid-template-columns: 74px 1fr;
    min-height: 58px;
  }
  .terminal-status { display: none; }
  .terminal-body { padding: 18px 20px; }
  .terminal-input-line {
    padding: 14px 20px 18px;
    grid-template-columns: max-content 1fr;
  }
}

@media (prefers-reduced-motion: no-preference) {
  body { animation: background-shift 26s ease-in-out infinite alternate; }
  body::before { animation: grid-drift 20s linear infinite; }
  body::after  { animation: signal-sweep 18s ease-in-out infinite alternate; }
  .ambient-a   { animation: ambient-float-a 16s ease-in-out infinite alternate; }
  .ambient-b   { animation: ambient-float-b 18s ease-in-out infinite alternate; }
  .scanline    { animation: scanline-move 9s linear infinite; }
  .terminal-window { animation: terminal-enter 420ms ease-out both; }

  @keyframes background-shift {
    from { background-position: 0 0, 100% 0, 0 0; }
    to   { background-position: 100% 24%, 0 18%, 0 0; }
  }
  @keyframes grid-drift {
    from { background-position: 0 0, 0 0; }
    to   { background-position: 56px 84px, -56px 28px; }
  }
  @keyframes signal-sweep {
    from { background-position: -35% 0, 0 0; }
    to   { background-position: 135% 60%, 0 70px; }
  }
  @keyframes ambient-float-a {
    from { transform: translate3d(0,0,0) scale(1); }
    to   { transform: translate3d(10vw,-8vh,0) scale(1.12); }
  }
  @keyframes ambient-float-b {
    from { transform: translate3d(0,0,0) scale(1); }
    to   { transform: translate3d(-8vw,12vh,0) scale(1.08); }
  }
  @keyframes scanline-move {
    from { background-position: 0 0; }
    to   { background-position: 0 120px; }
  }
  @keyframes terminal-enter {
    from { opacity: 0; transform: translateY(14px) scale(0.985); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
  }
}

@media (prefers-reduced-motion: reduce) {
  body, body::before, body::after,
  .ambient, .scanline, .terminal-window { animation: none !important; }
}