/* ── HERO ─────────────────────────────────────────────────────────────── */
.hero {
  text-align: center; padding: 88px 24px 72px;
  max-width: 760px; margin: 0 auto;
}
h1 {
  font-size: clamp(2rem, 5vw, 3.2rem); font-weight: 800;
  line-height: 1.15; margin-bottom: 20px; letter-spacing: -.02em;
}
h1 span { color: var(--accent); }
.hero-sub { font-size: 1.05rem; color: var(--muted); max-width: 540px; margin: 0 auto 38px; }
.cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* ── STATS ────────────────────────────────────────────────────────────── */
.stats {
  display: flex; justify-content: center;
  border: 1px solid var(--border); border-radius: 12px;
  background: var(--surface); max-width: 580px; margin: 56px auto 0;
  overflow: hidden; transition: background .25s, border-color .25s;
}
.stat { flex: 1; padding: 22px 12px; text-align: center; border-right: 1px solid var(--border); }
.stat:last-child { border-right: none; }
.stat-num  { font-size: 1.6rem; font-weight: 800; color: var(--accent); }
.stat-label { font-size: .74rem; color: var(--muted); margin-top: 2px; }

/* ── SECTIONS ─────────────────────────────────────────────────────────── */
section { padding: 72px 24px; max-width: 1080px; margin: 0 auto; }

/* ── PROTOCOLS ────────────────────────────────────────────────────────── */
.protocols { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 40px; }
.proto {
  padding: 5px 14px; border-radius: 6px;
  font-size: .78rem; font-weight: 700; letter-spacing: .05em;
}
.proto-green  { background:rgba(34,197,94,.1);  color:#4ade80; border:1px solid rgba(34,197,94,.2); }
.proto-blue   { background:rgba(59,130,246,.1); color:#60a5fa; border:1px solid rgba(59,130,246,.2); }
.proto-orange { background:rgba(249,115,22,.1); color:#fb923c; border:1px solid rgba(249,115,22,.2); }
.proto-teal   { background:rgba(20,184,166,.1); color:#2dd4bf; border:1px solid rgba(20,184,166,.2); }
.proto-purple { background:rgba(168,85,247,.1); color:#c084fc; border:1px solid rgba(168,85,247,.2); }
.proto-grey   { background:rgba(156,163,175,.1);color:#9ca3af; border:1px solid rgba(156,163,175,.2); }

/* Retro: override protocol badge colors to green shades */
html[data-theme="retro"] .proto { color: var(--accent) !important; background: var(--accent-bg) !important; border-color: var(--accent-bd) !important; }

/* ── FEATURES GRID ────────────────────────────────────────────────────── */
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fill,minmax(300px,1fr));
  gap: 14px; margin-top: 44px;
}
.feature-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 26px;
  transition: border-color .3s, transform .3s, background .4s, box-shadow .3s;
}
.feature-card:hover {
  border-color: var(--accent);
  transform: translateY(-6px);
  box-shadow: 0 12px 30px -10px var(--accent-bd);
}
.feature-icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--accent-bg); border: 1px solid var(--accent-bd);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; margin-bottom: 14px;
}
.feature-card h3 { font-size: .95rem; font-weight: 700; margin-bottom: 6px; }
.feature-card p  { font-size: .85rem; color: var(--muted); line-height: 1.6; }
.feature-card code {
  font-size: .82rem;
  background: var(--accent-bg); color: var(--accent);
  padding: 1px 5px; border-radius: 4px;
}

/* ── USE CASES ────────────────────────────────────────────────────────── */
.usecases { display: flex; flex-direction: column; gap: 12px; margin-top: 44px; }
.usecase {
  display: grid; grid-template-columns: 48px 1fr; gap: 18px; align-items: start;
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 24px;
  transition: border-color .2s, background .25s;
}
.usecase:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 8px 24px -12px var(--accent); }
.usecase-num {
  width: 48px; height: 48px; border-radius: 10px;
  background: var(--accent-bg); border: 1px solid var(--accent-bd);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; font-weight: 800; color: var(--accent); flex-shrink: 0;
}
.usecase h3 { font-size: .95rem; font-weight: 700; margin-bottom: 5px; }
.usecase p  { font-size: .85rem; color: var(--muted); line-height: 1.6; }
.usecase code {
  font-size: .82rem;
  background: var(--accent-bg); color: var(--accent);
  padding: 1px 5px; border-radius: 4px;
}

/* ── PRIVACY BANNER ───────────────────────────────────────────────────── */
.privacy-wrap { padding: 0 24px; }
.privacy-banner {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 24px;
  display: grid; grid-template-columns: 48px 1fr; gap: 18px; align-items: start;
  max-width: 1032px; margin: 0 auto 72px;
  transition: border-color .2s, background .25s;
}
.privacy-banner:hover { border-color: var(--accent-bd); }
.privacy-banner .icon {
  width: 48px; height: 48px; border-radius: 10px;
  background: var(--accent-bg); border: 1px solid var(--accent-bd);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; color: var(--accent); flex-shrink: 0;
}
.privacy-banner h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 5px; }
.privacy-banner p  { font-size: .85rem; color: var(--muted); }
.privacy-banner code {
  font-size: .82rem;
  background: var(--accent-bg); color: var(--accent);
  padding: 1px 5px; border-radius: 4px;
}

/* ── MARQUEE / SCREENSHOT ────────────────────────────────────────────── */
.marquee-wrap {
  padding: 0 24px 72px;
  max-width: 1100px;
  margin: 0 auto;
}
.marquee-frame {
  border-radius: 14px;
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,.45);
  transition: border-color .25s;
  line-height: 0;
}
html[data-mode="light"] .marquee-frame {
  box-shadow: 0 16px 48px rgba(0,0,0,.12);
}
.marquee-frame img {
  width: 100%;
  height: auto;
  display: block;
}

/* ── COMPARISON ──────────────────────────────────────────────────────── */
.comp-table {
  width: 100%; border-collapse: collapse; margin-top: 40px;
  background: var(--card); border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
}
.comp-table th, .comp-table td { padding: 18px; text-align: left; border-bottom: 1px solid var(--border); }
.comp-table th { background: var(--surface); font-size: .85rem; color: var(--muted); }
.comp-table td { font-size: .9rem; }
.comp-table .check { color: #22c55e; font-weight: bold; }
.comp-table .cross { color: #ef4444; font-weight: bold; }