:root {
  --bg: #050709;
  --bg-2: #0a0d10;
  --line: rgba(182, 255, 42, 0.14);
  --text: #dbe6de;
  --muted: #809087;
  --accent: #b6ff2a;
  --danger: #ff6b6b;
  --warn: #ffb84d;
  --ok: #7dffa4;
  --mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  --shadow: 0 22px 80px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--mono);
  color: var(--text);
  background:
    radial-gradient(circle at top center, rgba(182, 255, 42, 0.07), transparent 26%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
}

/* layout */

.page {
  min-height: 100vh;
  padding: 10px;
  display: flex;
  justify-content: center;
  align-items: stretch;
}

.terminal {
  width: min(100%, 860px);
  height: calc(100vh - 20px);
  overflow: hidden;
  background: linear-gradient(180deg, rgba(11, 15, 18, 0.98), rgba(8, 11, 14, 0.98));
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  position: relative;
  isolation: isolate;
}

.terminal::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 100% 22px, 22px 100%;
  opacity: 0.12;
  z-index: -1;
}

/* boot */

.boot-screen {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background:
    radial-gradient(circle at center, rgba(255, 255, 255, 0.03), transparent 22%),
    linear-gradient(180deg, #050709 0%, #0a0d10 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
  visibility: visible;
  transition: opacity 0.45s ease, visibility 0.45s ease;
  overflow: hidden;
}

.boot-screen::before {
  display: none;
}

.boot-screen::after {
  content: "";
  position: absolute;
  width: min(460px, 96vw);
  aspect-ratio: 1;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.045), transparent 68%);
  opacity: 0.55;
  filter: blur(18px);
  pointer-events: none;
}

.boot-screen.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.boot-logo {
  position: relative;
  z-index: 1;
  display: block;
  width: min(240px, 56vw);
  max-width: 240px;
  height: auto;
  opacity: 0.96;
  filter:
    grayscale(0.02)
    contrast(1.04)
    drop-shadow(0 10px 28px rgba(0, 0, 0, 0.32));
  animation:
    bootRevealClean 0.65s ease-out,
    bootFloatClean 4.2s ease-in-out 0.65s infinite;
}

@keyframes bootRevealClean {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.985);
    filter:
      blur(6px)
      drop-shadow(0 0 0 rgba(0, 0, 0, 0));
  }
  to {
    opacity: 0.96;
    transform: translateY(0) scale(1);
  }
}

@keyframes bootFloatClean {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-3px);
  }
}

/* header */

.term-head {
  min-height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  background: rgba(255, 255, 255, 0.02);
  position: sticky;
  top: 0;
  z-index: 10;
  flex: 0 0 auto;
}

.term-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1 1 auto;
  overflow: hidden;
}

.dots {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
}

.dots i {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  display: block;
  opacity: 0.95;
  background: var(--warn);
  box-shadow: 0 0 0 1px rgba(255,255,255,0.04);
}

.brand {
  display: flex;
  align-items: center;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 0.82rem;
  color: var(--text);
  font-weight: 600;
}

.brand-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: inherit;
  padding: 0;
  margin: 0;
  text-align: left;
}

.head-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  min-width: 0;
}

.head-btn {
  min-height: 32px;
  padding: 0 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  cursor: pointer;
  flex: 0 0 auto;
}

.head-btn:active,
.command-btn:active,
.media-shell:active {
  transform: scale(0.985);
}

/* body */

.term-body {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.viewport {
  flex: 1;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
  padding: 14px 14px 18px;
  scrollbar-width: thin;
  scrollbar-color: rgba(182, 255, 42, 0.22) rgba(255, 255, 255, 0.02);
}

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

.viewport::-webkit-scrollbar-track {
  background: rgba(255, 255, 255, 0.02);
}

.viewport::-webkit-scrollbar-thumb {
  background: rgba(182, 255, 42, 0.22);
  border-radius: 999px;
}

.viewport::-webkit-scrollbar-thumb:hover {
  background: rgba(182, 255, 42, 0.34);
}

.screen-wrap,
.line,
.listing,
.media-stack,
.subpage-block {
  margin-bottom: 14px;
}

/* terminal text */

.prompt {
  color: var(--accent);
  white-space: normal;
  word-break: break-word;
  overflow-wrap: anywhere;
  line-height: 1.65;
  font-size: 0.84rem;
  margin: 0;
  text-align: left;
}

.muted {
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.72;
  font-size: 0.84rem;
  text-align: left;
  color: var(--muted);
}

.cursor {
  color: var(--accent);
}

.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), transparent);
  margin: 12px 0 14px;
}

/* listings */

.listing,
.media-stack {
  display: grid;
  gap: 8px;
}

.command-btn {
  width: 100%;
  text-align: left;
  border: 1px solid transparent;
  background: rgba(255, 255, 255, 0.01);
  color: var(--text);
  cursor: pointer;
  border-radius: 12px;
  padding: 10px;
  font-family: var(--mono);
  font-size: 0.84rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 10px;
  align-items: center;
}

.command-btn:hover,
.media-shell:hover {
  border-color: var(--line);
  background: rgba(182, 255, 42, 0.04);
}

.idx,
.arrow,
.command-sub {
  color: var(--muted);
}

.command-main {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.cmd-name {
  color: var(--accent);
}

.command-sub {
  font-size: 0.75rem;
}

/* subpages */

.subpage-block {
  display: grid;
  gap: 10px;
}

.subpage-header {
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.72;
}

.subpage-content {
  white-space: normal;
  word-break: normal;
  line-height: 1.72;
  font-size: 0.84rem;
  text-align: left;
  padding: 12px 14px;
  border: 1px solid rgba(255, 255, 255, 0.04);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.01);
}

.asset-list {
  display: grid;
  gap: 6px;
  margin-top: 2px;
}

.asset-link {
  color: var(--text);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
}

.asset-link:hover {
  color: var(--accent);
}

/* media */

.media-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.media-shell {
  width: 100%;
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 8px;
  background: rgba(255, 255, 255, 0.015);
  cursor: pointer;
}

.media-frame {
  min-height: 210px;
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 12px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 22%, rgba(182, 255, 42, 0.16), transparent 20%),
    linear-gradient(135deg, #12181c 0%, #0a0f13 100%);
}

.media-frame::before {
  content: "";
  position: absolute;
  inset: 10px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  pointer-events: none;
}

.media-meta {
  position: absolute;
  inset: auto 10px 10px 10px;
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 10px;
  font-size: 0.74rem;
  color: var(--muted);
  background: rgba(5, 7, 9, 0.82);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 10px;
}

/* markdown */

.subpage-content,
.markdown-body {
  min-width: 0;
  max-width: 100%;
  overflow-wrap: normal;
  word-break: normal;
}

.markdown-body {
  max-width: 100ch;
  color: var(--text);
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3 {
  margin: 0 0 12px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--accent);
  overflow-wrap: normal;
  word-break: normal;
}

.markdown-body h1 {
  font-size: 1.18rem;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.markdown-body h2 {
  font-size: 1.02rem;
  margin-top: 18px;
}

.markdown-body h3 {
  font-size: 0.92rem;
  margin-top: 16px;
}

.markdown-body p,
.markdown-body ul,
.markdown-body pre {
  margin: 0 0 12px;
}

.markdown-body p,
.markdown-body li {
  overflow-wrap: normal;
  word-break: normal;
}

.markdown-body ul {
  padding-left: 18px;
}

.markdown-body li {
  margin: 0 0 4px;
}

.markdown-body a {
  color: #8fdcff;
  text-decoration: none;
}

.markdown-body a:hover {
  color: var(--accent);
  text-decoration: underline;
}

.markdown-body code {
  color: var(--accent);
  font-family: var(--mono);
  background: rgba(255, 255, 255, 0.03);
  padding: 1px 4px;
  border-radius: 4px;
  white-space: break-spaces;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.markdown-body pre {
  max-width: 100%;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-wrap: anywhere;
}

.markdown-body img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 12px 0 14px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

/* tables */

.table-wrap {
  overflow-x: auto;
  margin: 0 0 12px;
}

.md-table {
  width: 100%;
  min-width: 0;
  border-collapse: collapse;
  font-size: 0.82rem;
  background: rgba(255, 255, 255, 0.01);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.md-table th,
.md-table td {
  padding: 8px 10px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  vertical-align: top;
}

.md-table th {
  color: var(--accent);
  font-weight: 600;
  background: rgba(255, 255, 255, 0.02);
}

.md-table td[data-align="right"],
.md-table th[data-align="right"] {
  text-align: right;
}

.md-table td[data-align="center"],
.md-table th[data-align="center"] {
  text-align: center;
}

.md-table td[data-align="left"],
.md-table th[data-align="left"] {
  text-align: left;
}

/* gallery & yt */

.yt-embed {
  margin: 0.75rem 0;
  aspect-ratio: 16 / 9;
  width: 100%;
}

.yt-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.md-gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.75rem;
  margin: 1rem 0;
}

.md-gallery-item {
  margin: 0;
}

.md-gallery-item img {
  display: block;
  width: 100%;
  height: auto;
}

.md-gallery-item figcaption {
  margin-top: 0.35rem;
  font-size: 0.9em;
  opacity: 0.8;
}

blockquote {
  margin: 1rem 0;
  padding-left: 1rem;
  border-left: 2px solid currentColor;
  opacity: 0.9;
}

hr {
  border: 0;
  border-top: 1px solid currentColor;
  opacity: 0.2;
  margin: 1rem 0;
}

/* responsive */

@media (max-width: 520px) {
  .page {
    padding: 10px 8px;
  }

  .term-head {
    padding: 10px;
    gap: 8px;
  }

  .term-left {
    gap: 8px;
  }

  .dots i {
    width: 7px;
    height: 7px;
  }

  .brand {
    font-size: 0.76rem;
  }

  .head-meta {
    gap: 6px;
  }

  .head-btn {
    min-height: 30px;
    padding: 0 8px;
  }

  .boot-logo {
    width: min(250px, 64vw);
    filter:
      brightness(1.03)
      drop-shadow(0 0 2px rgba(255, 255, 255, 0.14))
      drop-shadow(0 0 10px rgba(182, 255, 42, 0.28))
      drop-shadow(0 0 30px rgba(182, 255, 42, 0.16));
  }

  .boot-screen::before {
    width: min(460px, 100vw);
    opacity: 1;
  }
}

@media (min-width: 720px) {
  .page {
    padding: 18px;
  }

  .terminal {
    height: calc(100vh - 36px);
  }

  .viewport {
    padding: 18px 18px 22px;
  }

  .media-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (prefers-reduced-motion: reduce) {
  .boot-logo,
  .boot-screen,
  .head-btn,
  .command-btn,
  .media-shell {
    animation: none !important;
    transition: none !important;
  }
}