/* Phone Mass Controllers — project site. No dependencies, no build step. */

:root {
  --bg: #0d0f20;
  --bg-alt: #12142c;
  --panel: #1a1d3d;
  --panel-edge: #2a2e55;
  --ink: #eef0ff;
  --ink-dim: #a9aecb;
  --ink-faint: #6d7296;
  --accent: #ff5a5f;
  --accent-soft: #ff8a6e;
  --ok: #4ade80;
  --code-bg: #0a0c1a;
  --radius: 14px;
  --wrap: 1060px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 22px; }

a { color: var(--accent-soft); text-decoration: none; }
a:hover { text-decoration: underline; }

code {
  font: 0.88em ui-monospace, "Cascadia Code", "JetBrains Mono", Consolas, monospace;
  background: rgba(255, 255, 255, 0.07);
  padding: 0.12em 0.38em;
  border-radius: 5px;
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}

/* ---------- nav ---------- */

.nav {
  position: sticky; top: 0; z-index: 10;
  background: rgba(13, 15, 32, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--panel-edge);
}
.nav-row { display: flex; align-items: center; justify-content: space-between; height: 58px; }
.brand { font-weight: 700; letter-spacing: 0.01em; color: var(--ink); }
.brand:hover { text-decoration: none; color: var(--accent-soft); }
.nav-links { display: flex; gap: 22px; align-items: center; }
.nav-links a { color: var(--ink-dim); font-size: 0.95rem; }
.nav-links a:hover { color: var(--ink); text-decoration: none; }
.nav-links .gh {
  color: var(--ink);
  border: 1px solid var(--panel-edge);
  padding: 6px 14px; border-radius: 999px;
}
.nav-links .gh:hover { border-color: var(--accent); color: var(--accent-soft); }

/* ---------- hero ---------- */

.hero { padding: 84px 0 30px; }

.eyebrow {
  margin: 0 0 14px;
  color: var(--accent);
  font-size: 0.82rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
}

.hero h1 {
  margin: 0 0 20px;
  font-size: clamp(2rem, 4.6vw, 3.3rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  max-width: 19em;
}

.lede {
  margin: 0 0 30px;
  max-width: 44em;
  font-size: 1.13rem;
  color: var(--ink-dim);
}
.lede em { color: var(--ink); font-style: normal; font-weight: 600; }

.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 22px; }

.btn {
  display: inline-block;
  padding: 11px 22px;
  border-radius: 10px;
  border: 1px solid var(--panel-edge);
  color: var(--ink);
  font-weight: 600; font-size: 0.98rem;
}
.btn:hover { text-decoration: none; border-color: var(--accent-soft); }
.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn.primary:hover { background: var(--accent-soft); border-color: var(--accent-soft); }

.badges {
  display: flex; gap: 10px; flex-wrap: wrap;
  list-style: none; margin: 0 0 44px; padding: 0;
}
.badges li {
  font-size: 0.8rem; color: var(--ink-dim);
  border: 1px solid var(--panel-edge);
  border-radius: 999px; padding: 4px 12px;
}

/* hero screenshots */

.shots {
  position: relative;
  margin: 0;
  padding: 0 0 46px;
}
.shot-tv {
  display: block;
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--panel-edge);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.5);
}
.shot-phone {
  position: absolute;
  right: 3%;
  bottom: 0;
  width: min(19%, 190px);
  border-radius: 18px;
  border: 1px solid var(--panel-edge);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.6);
}
.shots figcaption {
  margin-top: 14px;
  color: var(--ink-faint);
  font-size: 0.88rem;
  text-align: center;
}

/* ---------- lobby sim ---------- */

.sim-section { padding: 26px 0 10px; }

.sim {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: var(--radius);
  padding: 18px;
}
.sim-tv {
  background: var(--code-bg);
  border: 1px solid var(--panel-edge);
  border-radius: 10px;
  overflow: hidden;
}
.sim-tv-head {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 16px;
  border-bottom: 1px solid var(--panel-edge);
  font-size: 0.82rem; letter-spacing: 0.1em; color: var(--ink-faint);
}
.sim-url { font-family: ui-monospace, Consolas, monospace; letter-spacing: 0; }
.sim-tv-body {
  display: flex; gap: 22px; align-items: center;
  padding: 20px;
  min-height: 172px;
}
.sim-qr {
  width: 132px; height: 132px;
  border-radius: 8px;
  flex: none;
}
.sim-roster-wrap { flex: 1; min-width: 0; }
.sim-status { margin: 0 0 12px; color: var(--ink-dim); font-size: 0.92rem; }
.sim-roster {
  display: flex; flex-wrap: wrap; gap: 10px;
}
.sim-player {
  display: flex; align-items: center; gap: 8px;
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: 999px;
  padding: 6px 14px 6px 7px;
  font-size: 0.9rem;
  animation: pop 0.35s cubic-bezier(0.3, 1.5, 0.6, 1);
}
.sim-player.buzz { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(255, 90, 95, 0.35); }
.sim-player.offline { opacity: 0.45; }
.sim-player .avatar {
  width: 26px; height: 26px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 0.95rem;
}
.sim-player .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--ok);
  display: inline-block; margin-left: 2px;
}
.sim-player.offline .dot { background: var(--ink-faint); }
@keyframes pop {
  from { transform: scale(0.6); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}
.sim-note {
  margin: 12px 4px 0;
  color: var(--ink-faint); font-size: 0.85rem;
}

/* ---------- sections ---------- */

.section { padding: 76px 0; }
.section.alt { background: var(--bg-alt); }

.section h2 {
  margin: 0 0 14px;
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.01em;
}
.section-lede { margin: 0 0 34px; color: var(--ink-dim); max-width: 46em; }

/* how it works */

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 34px;
}
.step {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: var(--radius);
  padding: 24px;
}
.step-n {
  display: inline-grid; place-items: center;
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff; font-weight: 700;
  margin-bottom: 14px;
}
.step h3 { margin: 0 0 8px; font-size: 1.08rem; }
.step p { margin: 0; color: var(--ink-dim); font-size: 0.95rem; }

/* feature grid */

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 34px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-radius: var(--radius);
  padding: 24px;
}
.card h3 { margin: 0 0 10px; font-size: 1.05rem; }
.card p { margin: 0; color: var(--ink-dim); font-size: 0.94rem; }

/* code */

.code-cols {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 20px;
  align-items: start;
}
.code-card { margin: 0; }
.code-card figcaption {
  font-size: 0.85rem; color: var(--ink-faint);
  margin-bottom: 8px;
  font-family: ui-monospace, Consolas, monospace;
}
.code-card pre {
  margin: 0;
  background: var(--code-bg);
  border: 1px solid var(--panel-edge);
  border-radius: var(--radius);
  padding: 18px 20px;
  overflow-x: auto;
  font-size: 0.84rem;
  line-height: 1.55;
}
.code-card code { background: none; padding: 0; font-size: inherit; }
.code-after { margin-top: 26px; color: var(--ink-dim); max-width: 52em; }

/* caveats */

.caveats {
  list-style: none;
  margin: 0; padding: 0;
  display: grid; gap: 14px;
}
.caveats li {
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  border-left: 3px solid var(--accent);
  border-radius: 10px;
  padding: 16px 20px;
  color: var(--ink-dim);
  font-size: 0.95rem;
}
.caveats strong { color: var(--ink); }

/* footer */

.footer {
  border-top: 1px solid var(--panel-edge);
  padding: 46px 0 60px;
}
.footer .wrap {
  display: flex; gap: 34px; align-items: center;
}
.foot-qr { text-align: center; flex: none; }
.foot-qr img { border-radius: 10px; display: block; }
.foot-qr p { margin: 10px 0 0; font-size: 0.8rem; color: var(--ink-faint); max-width: 140px; }
.foot-links p { margin: 0 0 12px; color: var(--ink-dim); font-size: 0.95rem; max-width: 56em; }
.foot-nav { font-size: 0.9rem; }

/* ---------- responsive ---------- */

@media (max-width: 860px) {
  .steps { grid-template-columns: 1fr; }
  .grid { grid-template-columns: 1fr; }
  .code-cols { grid-template-columns: 1fr; }
  .nav-links a:not(.gh) { display: none; }
  .shot-phone { width: 24%; }
}

@media (max-width: 560px) {
  .hero { padding-top: 56px; }
  .sim-tv-body { flex-direction: column; align-items: flex-start; }
  .footer .wrap { flex-direction: column; align-items: flex-start; }
  .shot-phone { width: 30%; right: 4%; }
}