/* xnpm shared stylesheet */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0A0B0E;
  --surface:   #111318;
  --surface2:  #1A1F2A;
  --border:    #232830;
  --text:      #E8EAED;
  --muted:     #6B7280;
  --accent:    #00D4AA;
  --accent-dim:#004D3D;
  --red:       #FF6B6B;
  --amber:     #F59E0B;
  --mono:      'JetBrains Mono', monospace;
  --sans:      'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── NAV ── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,11,14,0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: 54px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.nav-logo {
  font-family: var(--mono);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.nav-links {
  display: flex;
  gap: 0;
  list-style: none;
  align-items: center;
}
.nav-links li { position: relative; }
.nav-links a {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: color 0.15s;
  padding: 0 0.85rem;
  height: 54px;
  display: flex;
  align-items: center;
}
.nav-links a:hover { color: var(--text); }
.nav-links a.active {
  color: var(--accent);
}
.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0.85rem;
  right: 0.85rem;
  height: 2px;
  background: var(--accent);
  border-radius: 2px 2px 0 0;
}
.nav-cta {
  color: var(--bg) !important;
  background: var(--accent);
  padding: 0.42rem 1rem !important;
  border-radius: 4px;
  font-weight: 600;
  height: auto !important;
  margin-left: 0.5rem;
  transition: opacity 0.15s !important;
}
.nav-cta:hover { opacity: 0.85; }
.nav-cta::after { display: none !important; }

/* ── PAGE HEADER ── */
.page-header {
  border-bottom: 1px solid var(--border);
  padding: 4rem 2rem 3.5rem;
  background: var(--bg);
}
.page-header .wrap { max-width: 1100px; margin: 0 auto; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}
.eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--accent);
}

h1 {
  font-family: var(--mono);
  font-size: clamp(1.85rem, 4.5vw, 3rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 1.1rem;
}
h1 .m { color: var(--muted); }
h1 .acc { color: var(--accent); }

.page-sub {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.75;
  max-width: 560px;
}
.page-sub strong { color: var(--text); font-weight: 500; }

/* ── SECTIONS ── */
section { padding: 4.5rem 2rem; }
.wrap { max-width: 1100px; margin: 0 auto; }

.sec-label {
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.16em;
  color: var(--accent);
  text-transform: uppercase;
  margin-bottom: 0.9rem;
}

h2 {
  font-family: var(--mono);
  font-size: clamp(1.3rem, 2.8vw, 1.9rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 1rem;
}
h2 .acc { color: var(--accent); }
h2 .m { color: var(--muted); }

.lead {
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.8;
  max-width: 560px;
  margin-bottom: 2.5rem;
}

.tagline {
  font-family: var(--mono);
  font-size: 0.84rem;
  color: var(--accent);
  margin-top: 2rem;
  padding: 1rem 1.35rem;
  border: 1px solid var(--accent-dim);
  background: rgba(0,212,170,0.04);
  border-radius: 5px;
  max-width: 580px;
}

hr { border: none; border-top: 1px solid var(--border); }

/* ── TERMINAL ── */
.terminal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.t-bar {
  background: var(--surface2);
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.45rem;
  border-bottom: 1px solid var(--border);
}
.dot { width: 10px; height: 10px; border-radius: 50%; flex-shrink: 0; }
.dr { background: #FF5F57; }
.dy { background: #FFBD2E; }
.dg { background: #28CA41; }
.t-title {
  font-family: var(--mono);
  font-size: 0.68rem;
  color: var(--muted);
  margin-left: 0.5rem;
  letter-spacing: 0.06em;
}
.t-body {
  padding: 1.2rem 1.5rem;
  font-family: var(--mono);
  font-size: 0.8rem;
  line-height: 1.95;
}
.t-body.sm { font-size: 0.75rem; }
.ln { display: block; }
.ok  { color: var(--accent); }
.err { color: var(--red); }
.warn{ color: var(--amber); }
.cmd { color: var(--text); }
.dim { color: var(--muted); }
.pr  { color: var(--accent); }
.sp  { height: 0.65rem; display: block; }

/* ── INSTALL ROW ── */
.install-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.85rem 1.25rem;
  width: fit-content;
  margin-bottom: 0.9rem;
}
.install-row code {
  font-family: var(--mono);
  font-size: 0.88rem;
  color: var(--text);
}
.copy-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 3px;
  padding: 0.28rem 0.6rem;
  font-size: 0.68rem;
  font-family: var(--mono);
  cursor: pointer;
  transition: all 0.15s;
  letter-spacing: 0.04em;
}
.copy-btn:hover { border-color: var(--accent); color: var(--accent); }
.copy-btn.copied { border-color: var(--accent); color: var(--accent); }

/* ── INLINE CODE ── */
ic {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--accent);
  background: rgba(0,212,170,0.07);
  padding: 0.1rem 0.35rem;
  border-radius: 3px;
}

/* ── TWO-COL GRID ── */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: start;
}

/* ── CHECK LIST ── */
.check-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  margin: 1.5rem 0 2rem;
}
.check-list li { display: flex; gap: 0.9rem; align-items: flex-start; }
.ci {
  width: 26px; height: 26px;
  background: rgba(0,212,170,0.09);
  border: 1px solid var(--accent-dim);
  border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 0.65rem; color: var(--accent);
  font-family: var(--mono); font-weight: 700;
  margin-top: 0.1rem;
}
.ct strong {
  display: block; font-family: var(--mono);
  font-size: 0.8rem; font-weight: 600;
  color: var(--text); margin-bottom: 0.2rem;
}
.ct span { font-size: 0.77rem; color: var(--muted); line-height: 1.5; }

/* ── T-STACK ── */
.t-stack { display: flex; flex-direction: column; gap: 1rem; }

/* ── CMD TABLE ── */
.cmd-table {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 7px;
  overflow: hidden;
}
.cmd-table-hd {
  font-family: var(--mono);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.75rem 1.25rem;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
}
.cmd-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: center;
  padding: 0.7rem 1.25rem;
  border-bottom: 1px solid var(--border);
}
.cmd-row:last-child { border-bottom: none; }
.cmd-row code { font-family: var(--mono); font-size: 0.78rem; color: var(--accent); white-space: nowrap; }
.cmd-row span { font-size: 0.76rem; color: var(--muted); }

/* ── CMD PILL ── */
.cmd-pill {
  display: flex; align-items: center; gap: 0.75rem;
  padding: 0.65rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 5px;
}
.cmd-pill code { font-family: var(--mono); font-size: 0.78rem; color: var(--accent); flex: 1; }
.cmd-pill span  { font-size: 0.73rem; color: var(--muted); }

/* ── FOOTER ── */
footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 2.25rem 2rem;
  margin-top: auto;
}
.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-logo {
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
}
.footer-links {
  display: flex; gap: 1.5rem; list-style: none; flex-wrap: wrap;
}
.footer-links a {
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.06em;
  transition: color 0.15s;
}
.footer-links a:hover { color: var(--text); }
.footer-copy {
  font-family: var(--mono);
  font-size: 0.66rem;
  color: var(--muted);
}

/* ── RESPONSIVE ── */
@media (max-width: 860px) {
  .two-col { grid-template-columns: 1fr; gap: 2.5rem; }
  .nav-links { display: none; }
  section { padding: 3.5rem 1.25rem; }
  .page-header { padding: 3rem 1.25rem 2.5rem; }
}

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

/* ══════════════════════════════════════════
   MOBILE — proper responsive pass
   ══════════════════════════════════════════ */

/* ── MOBILE NAV ── */
.nav-mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--muted);
  border-radius: 4px;
  padding: 0.35rem 0.6rem;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  transition: color 0.15s, border-color 0.15s;
}
.nav-mobile-toggle:hover { color: var(--text); border-color: var(--accent); }

.nav-drawer {
  display: none;
  position: fixed;
  top: 54px;
  left: 0; right: 0;
  background: rgba(10,11,14,0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  z-index: 99;
  padding: 1rem 0 1.25rem;
}
.nav-drawer.open { display: block; }
.nav-drawer ul {
  list-style: none;
  display: flex;
  flex-direction: column;
}
.nav-drawer ul li a {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--muted);
  text-decoration: none;
  letter-spacing: 0.06em;
  display: block;
  padding: 0.85rem 1.5rem;
  border-bottom: 1px solid var(--border);
  transition: color 0.15s, background 0.15s;
}
.nav-drawer ul li a:hover { color: var(--text); background: var(--surface); }
.nav-drawer ul li a.active { color: var(--accent); }
.nav-drawer .drawer-cta {
  display: block;
  margin: 1rem 1.5rem 0;
  background: var(--accent);
  color: var(--bg) !important;
  text-align: center;
  padding: 0.75rem !important;
  border-radius: 5px;
  font-weight: 600;
  border: none !important;
  font-size: 0.85rem !important;
}

@media (max-width: 860px) {
  /* Show toggle, hide inline nav */
  .nav-mobile-toggle { display: flex; align-items: center; gap: 0.4rem; }
  .nav-links { display: none !important; }

  /* Terminal horizontal scroll */
  .terminal { overflow-x: auto; }
  .t-body { min-width: 0; white-space: nowrap; }
  .t-body .ln { white-space: nowrap; }

  /* Page header */
  .page-header { padding: 2.5rem 1.25rem 2rem; }
  h1 { font-size: clamp(1.6rem, 7vw, 2.4rem); }

  /* Footer stack */
  .footer-inner { flex-direction: column; align-items: flex-start; gap: 1.25rem; }
  .footer-links { gap: 1rem; }

  /* Install row */
  .install-row { flex-wrap: wrap; }

  /* Section spacing */
  section { padding: 3rem 1.25rem; }
}

/* ── INDEX PAGE ── */
@media (max-width: 860px) {
  .feature-strip { grid-template-columns: 1fr !important; }
  .stages { grid-template-columns: repeat(2, 1fr) !important; }
  .free-banner { flex-direction: column !important; padding: 1.75rem !important; align-items: flex-start !important; }
  .free-banner > div:last-child { align-items: flex-start !important; width: 100%; }
}
@media (max-width: 480px) {
  .stages { grid-template-columns: 1fr !important; }
}

/* ── WHY PAGE ── */
@media (max-width: 860px) {
  .problem-grid { grid-template-columns: 1fr !important; }
  .why-list { grid-template-columns: 1fr !important; }
}

/* ── UNDO PAGE ── */
@media (max-width: 860px) {
  .undo-cmd-tables-grid { grid-template-columns: 1fr !important; }
}

/* ── FAQ PAGE ── */
@media (max-width: 860px) {
  .faq-list { flex-direction: column; }
}

/* ── INSTALL PAGE ── */
@media (max-width: 860px) {
  .install-cards { grid-template-columns: 1fr !important; }
  .free-items     { grid-template-columns: 1fr !important; }
  .free-box       { padding: 1.75rem !important; }
  .cmd-pills-grid { grid-template-columns: 1fr !important; }
}

/* ── SMALL PHONES (≤ 400px) ── */
@media (max-width: 400px) {
  nav { padding: 0 1rem; }
  .page-header, section { padding-left: 1rem; padding-right: 1rem; }
  .install-row code { font-size: 0.78rem; }
  .t-body { font-size: 0.72rem; }
}