/* Statping landing — see DESIGN.md */
:root {
  --bg: #0c0e14;
  --panel: #14171f;
  --card: #1a1e27;
  --fill: #232834;
  --border: #2b313c;
  --text: #e6e9ef;
  --muted: #8b93a3;
  --green: #3fdc7f;
  --amber: #ffc24b;
  --red: #ff5a52;
  --azure: #5aa8ff;
  --iris: #bd93f9;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --maxw: 1100px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ambient glow */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(60rem 40rem at 80% -10%, rgba(63, 220, 127, 0.08), transparent 60%),
    radial-gradient(50rem 40rem at 0% 10%, rgba(90, 168, 255, 0.06), transparent 55%);
  pointer-events: none;
  z-index: 0;
}

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem; position: relative; z-index: 1; }

a { color: var(--azure); text-decoration: none; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

/* ---------- Nav ---------- */
nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(12px);
  background: rgba(12, 14, 20, 0.7);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 700; font-size: 1.1rem; }
.nav-links { display: flex; align-items: center; gap: 1.5rem; }
.nav-links a { color: var(--muted); font-size: 0.9rem; font-weight: 500; transition: color 0.15s; }
.nav-links a:hover { color: var(--text); }

/* ---------- Traffic light ---------- */
.tl {
  display: inline-flex; flex-direction: column; gap: 3px;
  background: #2a2f3a; border: 1px solid #3a4250;
  border-radius: 8px; padding: 5px 4px;
}
.tl .lamp { width: 12px; height: 12px; border-radius: 50%; background: #3a3030; }
.tl.sm .lamp { width: 8px; height: 8px; }
.tl .lamp.r { background: #4a2220; }
.tl .lamp.y { background: #4a4218; }
.tl .lamp.g { background: #1c3c26; }
.tl.live .lamp.g {
  background: var(--green);
  box-shadow: 0 0 8px rgba(63, 220, 127, 0.8);
  animation: breathe 2.4s ease-in-out infinite;
}
@keyframes breathe {
  0%, 100% { box-shadow: 0 0 6px rgba(63,220,127,0.6); }
  50% { box-shadow: 0 0 16px rgba(63,220,127,1); }
}

/* big hero traffic light */
.tl-hero {
  display: flex; flex-direction: column; gap: 14px;
  background: linear-gradient(160deg, #2c3340, #1c2029);
  border: 1px solid #3a4250;
  border-radius: 26px; padding: 22px 18px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.05);
}
.tl-hero .lamp { width: 56px; height: 56px; border-radius: 50%; position: relative; }
.tl-hero .lamp.r { background: radial-gradient(circle at 35% 30%, #5a2a28, #2e1715); }
.tl-hero .lamp.y { background: radial-gradient(circle at 35% 30%, #5a5020, #2e2910); }
.tl-hero .lamp.g {
  background: radial-gradient(circle at 35% 30%, #7dffb4, var(--green));
  box-shadow: 0 0 28px rgba(63,220,127,0.9), inset 0 2px 6px rgba(255,255,255,0.4);
  animation: breathe 2.4s ease-in-out infinite;
}

/* ---------- Hero ---------- */
.hero { padding: 5rem 0 4rem; }
.hero-grid { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 3rem; align-items: center; }
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  font-weight: 800; letter-spacing: -0.025em; line-height: 1.05;
  margin: 1rem 0 1.2rem;
}
.hero h1 .accent { color: var(--green); }
.hero p.lead { font-size: 1.15rem; color: var(--muted); max-width: 36rem; }
.cta-row { display: flex; gap: 0.9rem; margin-top: 2rem; flex-wrap: wrap; }
.hero-visual { display: flex; justify-content: center; }

.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-weight: 600; font-size: 0.95rem; padding: 0.75rem 1.4rem;
  border-radius: 10px; cursor: pointer; transition: all 0.18s; border: 1px solid transparent;
}
.btn-primary { background: var(--green); color: #07140c; }
.btn-primary:hover { box-shadow: 0 8px 30px rgba(63,220,127,0.35); transform: translateY(-1px); }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--azure); color: var(--azure); }

.install-pill {
  margin-top: 1.5rem; display: inline-flex; align-items: center; gap: 0.75rem;
  font-family: var(--mono); font-size: 0.85rem;
  background: var(--fill); border: 1px solid var(--border);
  padding: 0.5rem 0.5rem 0.5rem 0.9rem; border-radius: 10px; color: var(--text);
}
.install-pill .prompt { color: var(--green); }
.install-pill button {
  background: var(--card); border: 1px solid var(--border); color: var(--muted);
  border-radius: 6px; padding: 0.25rem 0.5rem; cursor: pointer; font-size: 0.75rem;
}
.install-pill button:hover { color: var(--text); border-color: var(--azure); }

/* ---------- Stat strip ---------- */
.strip { display: flex; gap: 1.5rem; flex-wrap: wrap; justify-content: center;
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  padding: 1.5rem 0; margin-top: 1rem; }
.strip .item { display: flex; align-items: center; gap: 0.6rem; color: var(--muted); font-size: 0.9rem; }
.strip .item b { color: var(--text); }
.strip .dot { width: 8px; height: 8px; border-radius: 50%; }
.dot.g { background: var(--green); } .dot.b { background: var(--azure); } .dot.i { background: var(--iris); }

/* ---------- Sections ---------- */
section { padding: 5.5rem 0; }
.section-head { text-align: center; max-width: 40rem; margin: 0 auto 3rem; }
.section-head h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 800; letter-spacing: -0.02em; margin: 0.6rem 0; }
.section-head p { color: var(--muted); font-size: 1.05rem; }

/* ---------- Dashboard mockup ---------- */
.mockup {
  background: var(--card); border: 1px solid var(--border); border-radius: 16px;
  box-shadow: 0 24px 80px rgba(0,0,0,0.5); overflow: hidden; font-family: var(--mono);
}
.mockup .titlebar { display: flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1rem;
  background: var(--panel); border-bottom: 1px solid var(--border); }
.mockup .titlebar .tdot { width: 11px; height: 11px; border-radius: 50%; }
.tdot.r { background: var(--red); } .tdot.y { background: var(--amber); } .tdot.g { background: var(--green); }
.mockup .titlebar .tt { margin-left: 0.75rem; color: var(--muted); font-size: 0.8rem; }
.mockup .body { padding: 1.25rem; }
.dash-head { display: flex; gap: 1rem; align-items: center; margin-bottom: 1.25rem; flex-wrap: wrap; }
.dash-head .pill { font-size: 0.75rem; padding: 0.25rem 0.7rem; border-radius: 999px; background: var(--fill); color: var(--muted); }
.dash-head .pill.on { background: rgba(63,220,127,0.15); color: var(--green); }
.dash-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.9rem; }
.mcard { border: 1px solid var(--border); border-radius: 10px; padding: 0.9rem; background: var(--bg); }
.mcard.up { border-left: 3px solid var(--green); }
.mcard.down { border-left: 3px solid var(--red); }
.mcard .row1 { display: flex; align-items: center; gap: 0.5rem; font-size: 0.85rem; }
.mcard .row1 .nm { color: var(--text); font-weight: 600; }
.mcard .row1 .right { margin-left: auto; font-weight: 600; }
.st.up { color: var(--green); } .st.down { color: var(--red); }
.spark { display: flex; align-items: flex-end; gap: 2px; height: 28px; margin: 0.7rem 0; }
.spark i { width: 5px; border-radius: 1px; display: block; }
.metrics { display: flex; gap: 1rem; font-size: 0.72rem; color: var(--muted); }
.metrics b { color: var(--text); display: block; font-size: 0.85rem; }

/* ---------- Features ---------- */
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.25rem; }
.feature {
  background: var(--card); border: 1px solid var(--border); border-radius: 16px;
  padding: 1.6rem; transition: transform 0.18s, border-color 0.18s;
}
.feature:hover { transform: translateY(-3px); border-color: var(--azure); }
.feature .ic { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  font-size: 1.3rem; background: var(--fill); margin-bottom: 1rem; }
.feature h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.feature p { color: var(--muted); font-size: 0.95rem; }

/* ---------- Spotlight (internet-aware) ---------- */
.spotlight { background: var(--panel); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.spot-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; }
.spot-grid h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 1rem; }
.spot-grid p { color: var(--muted); margin-bottom: 1rem; }
.compare { display: grid; gap: 0.8rem; }
.cmp-row { display: flex; align-items: flex-start; gap: 0.8rem; background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 1rem 1.1rem; }
.cmp-row .mk { font-size: 1.1rem; line-height: 1.4; }
.cmp-row.bad { border-left: 3px solid var(--red); }
.cmp-row.good { border-left: 3px solid var(--green); }
.cmp-row .t { font-size: 0.92rem; }
.cmp-row .t b { display: block; color: var(--text); margin-bottom: 0.1rem; }
.cmp-row .t span { color: var(--muted); }

/* ---------- Install ---------- */
.tabs { display: flex; gap: 0.4rem; justify-content: center; margin-bottom: 1.25rem; }
.tabbtn { background: var(--fill); border: 1px solid var(--border); color: var(--muted);
  padding: 0.5rem 1rem; border-radius: 8px; cursor: pointer; font-size: 0.9rem; font-weight: 500; }
.tabbtn.active { color: var(--text); border-color: var(--azure); }
.codeblock { position: relative; background: #0a0c11; border: 1px solid var(--border); border-radius: 12px;
  padding: 1.2rem 1.3rem; font-family: var(--mono); font-size: 0.9rem; color: var(--text); overflow-x: auto; }
.codeblock .ln { display: block; white-space: pre; min-height: 1.5em; }
.codeblock .c { color: var(--muted); }
.codeblock .p { color: var(--green); }
.codeblock .copy { position: absolute; top: 0.7rem; right: 0.7rem; background: var(--fill);
  border: 1px solid var(--border); color: var(--muted); border-radius: 6px; padding: 0.3rem 0.6rem;
  font-size: 0.75rem; cursor: pointer; font-family: var(--sans); }
.codeblock .copy:hover { color: var(--text); border-color: var(--azure); }
.tabpane { display: none; } .tabpane.active { display: block; }

/* ---------- Final CTA ---------- */
.final { text-align: center; }
.final h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; letter-spacing: -0.02em; margin-bottom: 1rem; }
.final p { color: var(--muted); margin-bottom: 2rem; font-size: 1.1rem; }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--border); padding: 2.5rem 0; color: var(--muted); font-size: 0.88rem; }
.foot-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.foot-inner .brand { font-size: 1rem; color: var(--text); }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero-grid, .spot-grid { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .dash-grid { grid-template-columns: 1fr; }
  .nav-links .hide-sm { display: none; }
}