/* ── Drift Workbench / MubasharBuilds design system ────────────────────
   Palette (UI-UX-Pro-Max: Developer Tool / IDE, dark):
   bg #0B1120 · surface #111A2E · card #16213A · accent #22C55E (signal green)
   Type: Space Grotesk (display) · Inter (body) · JetBrains Mono (code)
──────────────────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  --bg: #0B1120;
  --bg-deep: #070D1A;
  --surface: #111A2E;
  --card: #141E35;
  --card-border: rgba(148, 163, 184, 0.14);
  --text: #F1F5F9;
  --muted: #94A3B8;
  --faint: #64748B;
  --accent: #22C55E;
  --accent-dim: rgba(34, 197, 94, 0.12);
  --accent-glow: rgba(34, 197, 94, 0.35);
  --amber: #F59E0B;
  --red: #EF4444;
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  --display: 'Space Grotesk', 'Inter', sans-serif;
  --body: 'Inter', system-ui, sans-serif;
  --radius: 14px;
  --max: 1160px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-size: 16.5px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
/* faint blueprint grid backdrop */
body::before {
  content: "";
  position: fixed; inset: 0;
  background-image:
    linear-gradient(rgba(148,163,184,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148,163,184,0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, black 30%, transparent 75%);
  pointer-events: none;
  z-index: 0;
}
::selection { background: rgba(34,197,94,0.28); color: #fff; }
a { color: inherit; }
img { max-width: 100%; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 28px; position: relative; z-index: 1; }

/* ── Nav ─────────────────────────────────────────────────────────────── */
.nav {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0; position: sticky; top: 0; z-index: 50;
  background: rgba(11,17,32,0.78); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(148,163,184,0.1);
  margin: 0 -28px; padding-left: 28px; padding-right: 28px;
}
.brand { font-family: var(--display); font-weight: 700; font-size: 1.12rem; text-decoration: none; letter-spacing: -0.01em; display:flex; align-items:center; gap:10px; }
.brand .mark {
  width: 30px; height: 30px; border-radius: 9px; display: inline-grid; place-items: center;
  background: linear-gradient(135deg, #16a34a, #22C55E);
  box-shadow: 0 0 18px rgba(34,197,94,0.4);
}
.brand .mark svg { width: 17px; height: 17px; stroke: #06210f; }
.brand em { font-style: normal; color: var(--muted); font-weight: 500; }
.nav-links { display: flex; gap: 26px; align-items: center; }
.nav-links a { text-decoration: none; color: var(--muted); font-size: 0.94rem; font-weight: 500; transition: color .18s; }
.nav-links a:hover { color: var(--text); }
.nav-links .cta { color: #06210f !important; background: var(--accent); padding: 9px 18px; border-radius: 10px; font-weight: 600; box-shadow: 0 0 16px rgba(34,197,94,0.35); }
.nav-links .cta:hover { background: #2fdd6e; }
@media (max-width: 720px) { .nav-links a:not(.cta) { display: none; } }

/* ── Hero ────────────────────────────────────────────────────────────── */
.hero { padding: 88px 0 64px; position: relative; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--mono); font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); border: 1px solid rgba(34,197,94,0.3); background: var(--accent-dim);
  padding: 7px 15px; border-radius: 100px; margin-bottom: 26px;
}
.pulse { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 0 0 var(--accent-glow); animation: pulse 2.2s infinite; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(34,197,94,0.5);} 70% { box-shadow: 0 0 0 9px rgba(34,197,94,0);} 100% { box-shadow: 0 0 0 0 rgba(34,197,94,0);} }
.hero h1 {
  font-family: var(--display); font-weight: 700; letter-spacing: -0.03em;
  font-size: clamp(2.6rem, 5.6vw, 4.3rem); line-height: 1.04; max-width: 16ch;
}
.hero h1 .sig { color: var(--accent); }
.lede { color: var(--muted); font-size: 1.14rem; max-width: 62ch; margin-top: 22px; }
.lede strong { color: var(--text); font-weight: 600; }
.cta-row { display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; align-items: center; }
.btn {
  display: inline-flex; align-items: center; gap: 9px; text-decoration: none;
  font-weight: 600; font-size: 1rem; padding: 15px 28px; border-radius: 12px;
  transition: transform .16s, box-shadow .16s, background .16s;
}
.btn svg { width: 17px; height: 17px; }
.btn-primary { background: var(--accent); color: #06210f; box-shadow: 0 8px 28px rgba(34,197,94,0.32); }
.btn-primary:hover { transform: translateY(-2px); background: #2fdd6e; box-shadow: 0 12px 34px rgba(34,197,94,0.42); }
.btn-ghost { border: 1px solid var(--card-border); color: var(--text); background: rgba(20,30,53,0.5); }
.btn-ghost:hover { border-color: rgba(34,197,94,0.5); transform: translateY(-2px); }
.btn-note { display: block; margin-top: 16px; font-size: 0.86rem; color: var(--faint); font-family: var(--mono); }

.hero-split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
@media (max-width: 960px) { .hero-split { grid-template-columns: 1fr; } }

/* instrument readout strip */
.readout {
  display: flex; gap: 0; margin-top: 44px; border: 1px solid var(--card-border);
  border-radius: var(--radius); background: rgba(17,26,46,0.7); overflow: hidden; max-width: 640px;
}
.readout > div { flex: 1; padding: 18px 22px; border-right: 1px solid var(--card-border); }
.readout > div:last-child { border-right: none; }
.readout .k { font-family: var(--mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--faint); }
.readout .v { font-family: var(--display); font-size: 1.55rem; font-weight: 700; margin-top: 4px; }
.readout .v.green { color: var(--accent); }
@media (max-width: 640px) { .readout { flex-direction: column; } .readout > div { border-right: none; border-bottom: 1px solid var(--card-border); } }

/* ── Terminal ────────────────────────────────────────────────────────── */
.terminal {
  border: 1px solid var(--card-border); border-radius: 16px; overflow: hidden;
  background: #0A0F1E; box-shadow: 0 30px 80px rgba(0,0,0,0.5), 0 0 44px rgba(34,197,94,0.07);
  font-family: var(--mono); font-size: 0.88rem; line-height: 1.9;
}
.term-bar { display: flex; align-items: center; gap: 8px; padding: 13px 18px; background: rgba(20,30,53,0.9); border-bottom: 1px solid var(--card-border); }
.term-bar i { width: 11px; height: 11px; border-radius: 50%; background: #334155; }
.term-bar i:first-child { background: #f87171; } .term-bar i:nth-child(2) { background: #fbbf24; } .term-bar i:nth-child(3) { background: #34d399; }
.term-bar span { margin-left: 10px; color: var(--faint); font-size: 0.78rem; }
.term-body { padding: 22px 24px; color: #CBD5E1; min-height: 280px; }
.term-body .p { color: var(--accent); font-weight: 600; }
.term-body .ok { color: var(--accent); }
.term-body .hl { color: #fff; font-weight: 600; }
.term-body .dim { color: var(--faint); }
.term-body .warn { color: var(--amber); }
.cursor { display: inline-block; width: 9px; height: 1.15em; background: var(--accent); vertical-align: text-bottom; animation: blink 1.1s steps(1) infinite; margin-left: 2px; }
@keyframes blink { 50% { opacity: 0; } }
.term-caption { text-align: center; color: var(--faint); font-size: 0.82rem; margin-top: 14px; font-family: var(--mono); }

/* live packet canvas */
.packet-wrap { position: relative; border: 1px solid var(--card-border); border-radius: 16px; overflow: hidden; background: #0A0F1E; }
.packet-wrap canvas { display: block; width: 100%; height: 190px; }
.packet-legend { display: flex; gap: 20px; padding: 12px 20px; border-top: 1px solid var(--card-border); font-family: var(--mono); font-size: 0.75rem; color: var(--muted); background: rgba(17,26,46,0.7); }
.packet-legend b { color: var(--text); }
.dot-live { display:inline-block; width:8px; height:8px; border-radius:50%; background: var(--accent); margin-right: 7px; box-shadow: 0 0 8px var(--accent); }
.dot-drop { display:inline-block; width:8px; height:8px; border-radius:50%; background: var(--red); margin-right: 7px; }

/* ── Sections ────────────────────────────────────────────────────────── */
.section { padding: 84px 0 8px; }
.sec-head { display: flex; align-items: baseline; gap: 18px; margin-bottom: 14px; }
.sec-num { font-family: var(--mono); color: var(--accent); font-size: 0.85rem; letter-spacing: 0.1em; }
.section h2 { font-family: var(--display); font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 700; letter-spacing: -0.02em; }
.sub { color: var(--muted); max-width: 68ch; margin-top: 10px; font-size: 1.05rem; }

/* feature tiles */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 40px; }
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .grid-3 { grid-template-columns: 1fr; } }
.tile {
  background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius);
  padding: 28px 26px; transition: transform .18s, border-color .18s, box-shadow .18s;
}
.tile:hover { transform: translateY(-4px); border-color: rgba(34,197,94,0.4); box-shadow: 0 18px 40px rgba(0,0,0,0.35); }
.tile .icon { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--accent-dim); border: 1px solid rgba(34,197,94,0.25); margin-bottom: 18px; }
.tile .icon svg { width: 22px; height: 22px; stroke: var(--accent); fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.tile h3 { font-family: var(--display); font-size: 1.08rem; font-weight: 600; margin-bottom: 8px; letter-spacing: -0.01em; }
.tile p { color: var(--muted); font-size: 0.95rem; }

/* steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 40px; }
@media (max-width: 800px) { .steps { grid-template-columns: 1fr; } }
.step { position: relative; padding: 30px 28px; background: var(--surface); border: 1px solid var(--card-border); border-radius: var(--radius); }
.step .num { font-family: var(--mono); font-size: 0.8rem; color: var(--accent); border: 1px solid rgba(34,197,94,0.35); width: 34px; height: 34px; display: grid; place-items: center; border-radius: 10px; margin-bottom: 18px; background: var(--accent-dim); }
.step h3 { font-family: var(--display); font-size: 1.15rem; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: 0.96rem; }
.step code, .tile code, p code, li code { font-family: var(--mono); font-size: 0.86em; background: rgba(34,197,94,0.1); color: var(--accent); padding: 2px 8px; border-radius: 6px; }

/* honesty note */
.note {
  margin-top: 34px; border: 1px solid rgba(245,158,11,0.3); background: rgba(245,158,11,0.06);
  border-radius: var(--radius); padding: 22px 26px; color: var(--muted); font-size: 0.98rem;
}
.note strong { color: var(--amber); }

/* evidence report mock */
.evidence {
  margin-top: 40px; background: #F8FAFC; color: #0F172A; border-radius: 18px; overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.45); display: grid; grid-template-columns: 1fr 1fr;
}
@media (max-width: 860px) { .evidence { grid-template-columns: 1fr; } }
.evidence .ev-doc { padding: 38px 36px; }
.evidence .ev-doc .ev-head { font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: #64748B; border-bottom: 2px solid #0F172A; padding-bottom: 12px; margin-bottom: 20px; display: flex; justify-content: space-between; }
.evidence h4 { font-family: var(--display); font-size: 1.35rem; letter-spacing: -0.01em; margin-bottom: 6px; }
.evidence .ev-meta { font-family: var(--mono); font-size: 0.78rem; color: #64748B; margin-bottom: 20px; }
.ev-row { display: flex; justify-content: space-between; padding: 11px 0; border-bottom: 1px dashed #CBD5E1; font-size: 0.94rem; }
.ev-row .k { color: #475569; } .ev-row .v { font-family: var(--mono); font-weight: 600; }
.ev-row .v.bad { color: #DC2626; } .ev-row .v.good { color: #16A34A; }
.evidence .ev-side { background: #0F172A; color: var(--text); padding: 38px 36px; display: flex; flex-direction: column; justify-content: center; }
.evidence .ev-side h4 { color: #fff; margin-bottom: 12px; }
.evidence .ev-side p { color: var(--muted); font-size: 0.98rem; margin-bottom: 14px; }
.evidence .ev-side ul { list-style: none; }
.evidence .ev-side li { display: flex; gap: 10px; align-items: flex-start; color: var(--muted); font-size: 0.94rem; margin-bottom: 10px; }
.evidence .ev-side li svg { width: 17px; height: 17px; stroke: var(--accent); fill: none; stroke-width: 2.2; flex-shrink: 0; margin-top: 3px; }

/* install cards */
.install-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 40px; }
@media (max-width: 800px) { .install-grid { grid-template-columns: 1fr; } }
.install-card { background: var(--card); border: 1px solid var(--card-border); border-radius: var(--radius); padding: 30px 28px; }
.install-card h3 { font-family: var(--display); font-size: 1.2rem; margin-bottom: 6px; }
.install-card h3 .tag { font-family: var(--mono); font-size: 0.72rem; color: var(--accent); border: 1px solid rgba(34,197,94,0.35); padding: 3px 10px; border-radius: 20px; margin-left: 10px; vertical-align: middle; letter-spacing: 0.06em; }
.install-card > p { color: var(--muted); font-size: 0.95rem; margin-bottom: 18px; }
.codeblock {
  position: relative; font-family: var(--mono); font-size: 0.9rem; line-height: 1.8;
  background: #0A0F1E; border: 1px solid var(--card-border); border-radius: 12px;
  padding: 18px 20px; color: #E2E8F0; overflow-x: auto;
}
.codeblock .c { color: var(--faint); }
.copy-btn {
  position: absolute; top: 10px; right: 10px; display: inline-flex; align-items: center; gap: 6px;
  background: rgba(34,197,94,0.12); border: 1px solid rgba(34,197,94,0.3); color: var(--accent);
  font-family: var(--mono); font-size: 0.72rem; padding: 6px 12px; border-radius: 8px; cursor: pointer;
  transition: background .15s;
}
.copy-btn:hover { background: rgba(34,197,94,0.22); }
.copy-btn svg { width: 13px; height: 13px; }

/* pricing */
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 40px; }
@media (max-width: 800px) { .cards { grid-template-columns: 1fr; } }
.card { background: var(--card); border: 1px solid var(--card-border); border-radius: 16px; padding: 34px 32px; display: flex; flex-direction: column; }
.card.featured { border-color: rgba(34,197,94,0.55); box-shadow: 0 0 44px rgba(34,197,94,0.1); position: relative; }
.card.featured::before { content: "MOST POPULAR"; position: absolute; top: -13px; left: 32px; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.12em; background: var(--accent); color: #06210f; font-weight: 600; padding: 4px 12px; border-radius: 20px; }
.card h3 { font-family: var(--display); font-size: 1.3rem; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 0.97rem; flex: 1; }
.price { font-family: var(--display); font-size: 2.6rem; font-weight: 700; margin: 20px 0 6px; letter-spacing: -0.02em; }
.price small { font-family: var(--body); font-size: 0.85rem; color: var(--faint); font-weight: 400; }
.go { display: inline-flex; align-items: center; gap: 8px; color: var(--accent); font-weight: 600; text-decoration: none; margin-top: 18px; transition: gap .18s; }
.go:hover { gap: 12px; }
.go svg { width: 16px; height: 16px; }

/* FAQ */
.faq { max-width: 820px; }
.faq details { border: 1px solid var(--card-border); border-radius: 12px; margin-bottom: 12px; background: var(--surface); overflow: hidden; }
.faq summary { padding: 20px 24px; cursor: pointer; font-weight: 600; font-family: var(--display); font-size: 1.02rem; list-style: none; display: flex; justify-content: space-between; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--mono); color: var(--accent); font-size: 1.3rem; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 24px 22px; color: var(--muted); }

/* doc page */
.doc-body { max-width: 800px; }
.doc-body h3 { font-family: var(--display); font-size: 1.35rem; margin: 44px 0 12px; letter-spacing: -0.01em; display: flex; align-items: center; gap: 12px; }
.doc-body h3 .step-n { font-family: var(--mono); font-size: 0.75rem; color: #06210f; background: var(--accent); width: 30px; height: 30px; display: inline-grid; place-items: center; border-radius: 9px; font-weight: 600; flex-shrink: 0; }
.doc-body p, .doc-body li { color: var(--muted); margin-bottom: 14px; max-width: 70ch; }
.doc-body ul { margin: 0 0 18px 20px; } .doc-body li { margin-bottom: 9px; }
.doc-body li strong, .doc-body p strong { color: var(--text); }
.doc-body .codeblock { margin: 18px 0 22px; }

/* compat strip */
.compat { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.compat span { font-family: var(--mono); font-size: 0.78rem; color: var(--muted); border: 1px solid var(--card-border); padding: 8px 16px; border-radius: 100px; background: rgba(20,30,53,0.5); }

/* footer */
footer { border-top: 1px solid rgba(148,163,184,0.1); margin-top: 72px; padding: 34px 0 44px; color: var(--faint); font-size: 0.9rem; }
footer .wrap { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px; }
footer a { color: var(--muted); text-decoration: none; margin-left: 18px; }
footer a:hover { color: var(--text); }

/* reveal on scroll */
.rv { opacity: 0; transform: translateY(26px); transition: opacity .7s cubic-bezier(.2,.7,.3,1), transform .7s cubic-bezier(.2,.7,.3,1); }
.rv.in { opacity: 1; transform: none; }
.rv.d1 { transition-delay: .08s; } .rv.d2 { transition-delay: .16s; } .rv.d3 { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) {
  .rv { opacity: 1; transform: none; transition: none; }
  .pulse, .cursor { animation: none; }
  html { scroll-behavior: auto; }
}