/* Ninja Star Records — terminal UI
   Themes via CSS custom properties. Courier New stack (system; no CDN). */

:root,
[data-theme="matrix"] {
  --bg: #0a0a0a;
  --fg: #00ff41;
  --fg-dim: #00a82b;
  --fg-mute: #00661a;
  --accent: #00ff41;
  --warn: #ffb000;
  --err: #ff3355;
  --panel: #0f140f;
  --border: #00ff41;
  --cursor: #00ff41;
  --scan: rgba(0, 255, 65, 0.04);
}

[data-theme="amber"] {
  --bg: #0c0900;
  --fg: #ffb000;
  --fg-dim: #c48400;
  --fg-mute: #7a5200;
  --accent: #ffb000;
  --warn: #ffdd66;
  --err: #ff5533;
  --panel: #140f00;
  --border: #ffb000;
  --cursor: #ffb000;
  --scan: rgba(255, 176, 0, 0.05);
}

[data-theme="ice"] {
  --bg: #050a10;
  --fg: #9ad8ff;
  --fg-dim: #5aa0c8;
  --fg-mute: #2f5f7a;
  --accent: #c8f0ff;
  --warn: #ffe08a;
  --err: #ff6b8a;
  --panel: #081018;
  --border: #9ad8ff;
  --cursor: #c8f0ff;
  --scan: rgba(154, 216, 255, 0.05);
}

[data-theme="hacker"] {
  --bg: #000000;
  --fg: #33ff33;
  --fg-dim: #22aa22;
  --fg-mute: #116611;
  --accent: #66ff66;
  --warn: #ffff33;
  --err: #ff3333;
  --panel: #050805;
  --border: #33ff33;
  --cursor: #66ff66;
  --scan: rgba(51, 255, 51, 0.05);
}

[data-theme="phosphor"] {
  --bg: #020805;
  --fg: #33ff99;
  --fg-dim: #1db36b;
  --fg-mute: #0d5c37;
  --accent: #66ffbb;
  --warn: #d4ff7a;
  --err: #ff5577;
  --panel: #04140c;
  --border: #33ff99;
  --cursor: #66ffbb;
  --scan: rgba(51, 255, 153, 0.06);
}

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

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: "Courier New", Courier, monospace;
  font-size: 15px;
  line-height: 1.35;
}

body {
  overflow: hidden;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--bg);
  color: var(--fg);
  padding: 0.5rem 1rem;
  z-index: 100;
}

.skip-link:focus {
  left: 0;
}

.app {
  display: grid;
  grid-template-rows: auto 1fr auto;
  height: 100vh;
  height: 100dvh;
  max-width: 960px;
  margin: 0 auto;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
  background:
    linear-gradient(var(--scan) 50%, transparent 50%),
    var(--bg);
  background-size: 100% 4px, auto;
}

.banner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem 1rem;
  padding: 0.6rem 0.85rem 0.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--panel);
}

.banner-art {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--accent);
  font-size: 11px;
  line-height: 1.15;
  letter-spacing: 0.02em;
  overflow: hidden;
  white-space: pre;
  user-select: none;
}

.banner-meta {
  min-width: 0;
}

.brand {
  margin: 0;
  font-size: 1.15rem;
  font-weight: bold;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.tagline {
  margin: 0.15rem 0 0;
  color: var(--fg-dim);
  font-size: 0.8rem;
}

.privacy-badge {
  margin: 0.35rem 0 0;
  color: var(--warn);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
}

.mode-nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  align-self: end;
}

.mode-btn {
  font: inherit;
  color: var(--fg-dim);
  background: transparent;
  border: 1px solid var(--fg-mute);
  padding: 0.2rem 0.55rem;
  cursor: pointer;
}

.mode-btn:hover,
.mode-btn:focus-visible {
  color: var(--fg);
  border-color: var(--accent);
  outline: none;
}

.mode-btn.is-active {
  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
}

.shell {
  display: grid;
  grid-template-columns: 11.5rem 1fr;
  min-height: 0;
}

.site-nav {
  border-right: 1px solid var(--border);
  padding: 0.65rem 0.5rem;
  overflow: auto;
  background: var(--panel);
}

.nav-label {
  margin: 0 0 0.4rem;
  color: var(--fg-dim);
  font-size: 0.75rem;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav li {
  margin: 0 0 0.2rem;
}

.nav-link {
  display: block;
  width: 100%;
  text-align: left;
  font: inherit;
  color: var(--fg);
  background: transparent;
  border: 1px solid transparent;
  padding: 0.25rem 0.4rem;
  cursor: pointer;
  text-decoration: none;
}

.nav-link:hover,
.nav-link:focus-visible {
  border-color: var(--accent);
  outline: none;
}

.nav-link.is-active {
  background: var(--accent);
  color: var(--bg);
}

.nav-hint {
  margin: 1rem 0 0;
  color: var(--fg-mute);
  font-size: 0.7rem;
}

.nav-hint kbd {
  border: 1px solid var(--fg-mute);
  padding: 0 0.25rem;
  font: inherit;
}

.main-pane {
  min-height: 0;
  overflow: auto;
  padding: 0.75rem 0.9rem 1rem;
}

.site-view,
.term-view {
  min-height: 100%;
}

.page-frame {
  border: 1px solid var(--border);
  padding: 0.75rem 0.85rem 1rem;
  max-width: 72ch;
}

.page-title {
  margin: 0 0 0.75rem;
  color: var(--accent);
  letter-spacing: 0.06em;
}

.page-body {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--fg);
}

.page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}

.pixel-btn {
  font: inherit;
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--border);
  padding: 0.35rem 0.7rem;
  cursor: pointer;
}

.pixel-btn:hover,
.pixel-btn:focus-visible {
  background: var(--accent);
  color: var(--bg);
  outline: none;
}

.term-scroll {
  font-size: 0.92rem;
  min-height: calc(1.35em * 24);
  /* ~80 cols */
  max-width: 80ch;
}

.term-line {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
}

.term-line.is-out {
  color: var(--fg-dim);
}

.term-line.is-err {
  color: var(--err);
}

.term-line.is-sys {
  color: var(--warn);
}

.prompt-bar {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-rows: auto auto;
  align-items: center;
  gap: 0.15rem 0.4rem;
  padding: 0.45rem 0.75rem 0.55rem;
  border-top: 1px solid var(--border);
  background: var(--panel);
}

.prompt-label {
  margin: 0;
  color: var(--accent);
  font-weight: bold;
}

.cmd-input {
  width: 100%;
  border: none;
  background: transparent;
  color: var(--fg);
  font: inherit;
  caret-color: var(--cursor);
  outline: none;
  padding: 0.15rem 0;
}

.cmd-input::placeholder {
  color: var(--fg-mute);
}

.status-line {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--fg-mute);
  font-size: 0.72rem;
  min-height: 1em;
}

body[data-mode="terminal"] .site-nav {
  display: none;
}

body[data-mode="terminal"] .shell {
  grid-template-columns: 1fr;
}

body[data-mode="site"] .term-view {
  display: none;
}

body[data-mode="terminal"] .site-view {
  display: none;
}

body[data-mode="site"] .cmd-input::placeholder {
  opacity: 0.85;
}

@media (max-width: 720px) {
  .app {
    border: none;
  }

  .banner {
    grid-template-columns: 1fr;
  }

  .mode-nav {
    flex-direction: row;
    align-self: start;
  }

  .shell {
    grid-template-columns: 1fr;
  }

  .site-nav {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }

  .site-nav ul {
    display: flex;
    flex-wrap: wrap;
    gap: 0.25rem;
  }

  .banner-art {
    font-size: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}