@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@300;400;600&display=swap');

:root {
  --bg: #f4f4f5;
  --text: #3f3f46;
  --heading: #18181b;
  --accent: #d97706; /* Amber for light mode */
  --border: #e4e4e7;
  --block-bg: #ffffff;
  --muted: #71717a;
  --term-kw: #a626a4;
  --term-str: #50a14f;
  --term-func: #4078f2;
  --term-type: #986801;
  --term-var: #e45649;
}

[data-theme="dark"] {
  --bg: #09090b;
  --text: #a1a1aa;
  --heading: #f4f4f5;
  --accent: #f59e0b; /* Amber/Gold for dark mode */
  --border: #27272a;
  --block-bg: #0f0f11;
  --muted: #71717a;
  --term-kw: #c678dd;
  --term-str: #98c379;
  --term-func: #61afef;
  --term-type: #e5c07b;
  --term-var: #e06c75;
}

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

body {
  background-color: var(--bg);
  color: var(--text);
  font-family: 'Fira Code', monospace;
  line-height: 1.7;
  transition: background-color 0.3s, color 0.3s;
}

::selection { background: var(--accent); color: var(--bg); }

.container { max-width: 900px; margin: 0 auto; padding: 3rem 1.5rem; }

/* Top Nav / Utilities */
.top-bar {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  margin-bottom: 2rem;
}

.top-bar button, .top-bar a {
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  font-family: inherit;
  font-size: 0.85rem;
  padding: 0.3rem 0.8rem;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s;
}

.top-bar button:hover, .top-bar a:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Console header */
header {
  border-bottom: 1px dashed var(--border);
  padding-bottom: 2rem;
  margin-bottom: 3rem;
}

.prompt {
  margin-top: 2rem;
  margin-bottom: 1rem;
}
.prompt::before { content: 'root@averma:~# '; color: var(--accent); }

h1 { color: var(--heading); font-size: 2.5rem; font-weight: 600; margin: 1rem 0; }
h2 { color: var(--heading); font-size: 1.5rem; font-weight: 600; margin: 3rem 0 1.5rem; border-left: 3px solid var(--accent); padding-left: 1rem; }
h3 { color: var(--heading); font-size: 1.1rem; margin-bottom: 0.5rem; }
h3 a { color: var(--heading); border-bottom: none; }
h3 a:hover { color: var(--accent); border-bottom: none; }

a { color: var(--accent); text-decoration: none; border-bottom: 1px solid transparent; transition: border-bottom 0.2s; }
a:hover { border-bottom: 1px solid var(--accent); }

.sys-block {
  border: 1px solid var(--border);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  background: var(--block-bg);
  transition: border-color 0.2s;
}

.sys-block:hover {
  border-color: var(--accent);
}

.sys-meta {
  display: flex; justify-content: space-between; flex-wrap: wrap;
  font-size: 0.85rem; color: var(--muted); margin-bottom: 1rem;
  border-bottom: 1px solid var(--border); padding-bottom: 0.5rem;
}

ul { list-style: none; padding-left: 1.5rem; }
li { position: relative; margin-bottom: 0.5rem; font-size: 0.95rem; }
li::before { content: '>'; position: absolute; left: -1.5rem; color: var(--accent); }

.key-val { display: flex; flex-wrap: wrap; margin-bottom: 0.5rem; font-size: 0.9rem; }
.key { width: 150px; color: var(--muted); }
.val { color: var(--heading); flex: 1; }

.blink { animation: blink 1s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

.hidden { display: none !important; }

.btn {
  background: transparent;
  color: var(--accent);
  border: 1px dashed var(--accent);
  padding: 0.5rem 1rem;
  font-family: inherit;
  font-size: 0.9rem;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-block;
  margin-top: 1rem;
}
.btn:hover {
  background: var(--accent);
  color: var(--bg);
}

/* Nav links jump */
.nav-jump {
  display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 2rem;
}
.nav-jump a {
  font-size: 0.85rem;
  color: var(--muted);
  border-bottom: none;
}
.nav-jump a:hover {
  color: var(--accent);
}

/* Terminal syntax highlighting colors */
.term-kw { color: var(--term-kw); } /* keyword (purple) */
.term-str { color: var(--term-str); } /* string (green) */
.term-func { color: var(--term-func); } /* function (blue) */
.term-type { color: var(--term-type); } /* type/class (yellow) */
.term-var { color: var(--term-var); } /* variable/important (red) */