:root {
  --bg: #0f1117;
  --surface: #171a23;
  --surface-2: #1e222e;
  --text: #e8eaf0;
  --muted: #a2a8b8;
  --accent: #e5432f;      /* Nepali crimson */
  --accent-2: #3b82f6;    /* candidate-highlight blue */
  --border: #2a2f3d;
  --radius: 14px;
  --maxw: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: system-ui, "Segoe UI", Roboto, "Noto Sans", "Noto Sans Devanagari", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

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

code, pre {
  font-family: "JetBrains Mono", "Fira Code", ui-monospace, "Cascadia Code", monospace;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: 0.8rem 0;
  background: rgba(15, 17, 23, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
/* Same container as <main> so header content lines up with the body. */
.header-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 700; }
.brand em { color: var(--muted); font-style: normal; font-weight: 500; }
.site-header nav { display: flex; align-items: center; gap: 1.3rem; }
.site-header nav a { color: var(--muted); font-size: 0.95rem; }
.site-header nav a:hover { color: var(--text); }

/* Star button (GitHub) */
.site-header .btn-star {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
}
.site-header .btn-star:hover { border-color: #d9a441; color: #ffce6b; }
.site-header .btn-star svg { color: #f4c04e; }

main { max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem; }

/* Hero — centered heading + wide media below */
.hero {
  text-align: center;
  padding: 4rem 0 3.5rem;
}
.hero h1 {
  font-size: 3rem;
  line-height: 1.12;
  margin: 0 auto 1.1rem;
  letter-spacing: -0.5px;
  max-width: 16ch;
}
.accent { color: var(--accent); }
.lede {
  font-size: 1.15rem;
  color: var(--muted);
  margin: 0 auto 1.8rem;
  max-width: 60ch;
}
.lede b { color: var(--text); }
.hero code, .translit span {
  background: var(--surface-2);
  padding: 0.1rem 0.4rem;
  border-radius: 6px;
  color: #ffd7a8;
}

.hero-buttons {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 2.5rem;
}

/* Wide media block */
.hero-media {
  width: 100%;
  margin: 0 auto;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #000;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.5);
}
.hero-media video {
  display: block;
  width: 100%;
  height: auto;
}
.btn {
  display: inline-block;
  padding: 0.7rem 1.3rem;
  border-radius: 10px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform 0.05s ease, background 0.2s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #f1533f; }
.btn-ghost { border-color: var(--border); color: var(--text); }
.btn-ghost:hover { background: var(--surface); }

.translit {
  display: grid;
  grid-template-columns: auto auto 1fr;
  gap: 0.4rem 0.9rem;
  align-items: center;
  justify-content: center;
  text-align: left;
  font-size: 0.98rem;
  margin: 2.2rem auto 0;
  max-width: 460px;
  padding: 1rem 1.4rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.translit i { color: var(--muted); font-style: normal; }
.translit b { font-size: 1.15rem; }

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding: 1rem 0 3rem;
}
.feature {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem;
}
.feature h3 { margin: 0 0 0.4rem; font-size: 1.05rem; }
.feature p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* Blocks */
.block { padding: 2.5rem 0; border-top: 1px solid var(--border); }
.block h2 { font-size: 1.8rem; margin: 0 0 1.2rem; }
.block h3 { margin: 1.6rem 0 0.6rem; font-size: 1.1rem; color: #cfd3de; }

pre {
  position: relative;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.1rem;
  padding-right: 4.5rem;   /* room for the copy button */
  overflow-x: auto;
  font-size: 0.9rem;
}
pre code { color: #d7e3ff; }

/* Copy button on command blocks */
.copy-btn {
  position: absolute;
  top: 0.55rem;
  right: 0.55rem;
  padding: 0.25rem 0.6rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 7px;
  cursor: pointer;
  transition: color 0.15s ease, border-color 0.15s ease;
}
.copy-btn:hover { color: var(--text); border-color: var(--accent-2); }
.copy-btn.copied { color: #6ee7a0; border-color: #6ee7a0; }
.block p a { color: #8ab4ff; }
.block p a:hover { text-decoration: underline; }

/* Usage */
.usage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  align-items: start;
  margin-top: 1rem;
}
.usage-grid img { width: 100%; border-radius: var(--radius); border: 1px solid var(--border); }

.keys { width: 100%; border-collapse: collapse; }
.keys td {
  padding: 0.6rem 0.3rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.95rem;
  color: var(--text);
  vertical-align: middle;
}
.keys tr:last-child td { border-bottom: none; }
.keys .keycell { white-space: nowrap; width: 1%; padding-right: 1.4rem; }
.keys .keycell .kbd { margin-right: 0.3rem; }
.keys .keycell .kbd:last-child { margin-right: 0; }
.keys .dash { color: var(--muted); margin: 0 0.15rem; }
.keys .muted { color: var(--muted); }

.kbd {
  display: inline-block;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-bottom-width: 2px;
  border-radius: 6px;
  padding: 0.05rem 0.45rem;
  font-family: ui-monospace, monospace;
  font-size: 0.85rem;
  color: var(--text);
}
.watch { margin-top: 1.4rem; }

/* Cards */
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.2rem;
  transition: border-color 0.2s ease, transform 0.05s ease;
}
.card:hover { border-color: var(--accent-2); }
.card h3 { margin: 0 0 0.3rem; }
.card p { margin: 0; color: var(--muted); font-size: 0.93rem; }

/* Note + footer */
.note {
  margin: 2rem 0;
  padding: 1rem 1.2rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 10px;
  color: var(--muted);
  font-size: 0.95rem;
}
footer {
  text-align: center;
  padding: 2.5rem 1.5rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
  font-size: 0.9rem;
}
footer a { color: #8ab4ff; }

/* Responsive */
@media (max-width: 860px) {
  .hero { padding-top: 2.5rem; }
  .hero h1 { font-size: 2.1rem; }
  .features { grid-template-columns: repeat(2, 1fr); }
  .usage-grid { grid-template-columns: 1fr; }
  .cards { grid-template-columns: 1fr; }
  .site-header nav a:not(.btn-star) { display: none; }
}