/* ================================================================
   MCP page · Coinpay
   Visual system: same tokens as site (dark by default, blue accent).
   Section prefix: .mcp-
   ================================================================ */

/* ---------- shared utilities ---------- */
.mcp-mono { font-family: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace; }
.mcp-tabular { font-variant-numeric: tabular-nums; }

/* ============== HERO ============== */
.mcp-hero {
  position: relative;
  padding: 140px 0 80px;
  overflow: hidden;
  isolation: isolate;
}
.mcp-hero__aurora {
  position: absolute; inset: -10%;
  background: var(--grad-aurora);
  filter: blur(48px);
  z-index: 0;
  pointer-events: none;
}
.mcp-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 64px;
  align-items: center;
}
.mcp-hero__copy h1 {
  font-size: clamp(44px, 6vw, 84px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  font-weight: 600;
  margin: 16px 0 24px;
}
.mcp-hero__copy h1 em {
  font-style: normal;
  background: var(--grad-blue);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.mcp-hero__copy h2 {
  font-size: 18px; font-weight: 300;
  line-height: 1.55; color: var(--text-2);
  max-width: 540px;
  margin: 0 0 32px;
}
.mcp-hero__ctas {
  display: flex; gap: 12px; flex-wrap: wrap;
  margin-bottom: 36px;
}
.mcp-hero__meta {
  display: flex; gap: 28px; flex-wrap: wrap;
  font-size: 12px; color: var(--text-3);
  letter-spacing: 0.06em; text-transform: uppercase;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}
.mcp-hero__meta span b { color: var(--text); font-weight: 600; letter-spacing: -0.01em; text-transform: none; font-size: 13px; }

/* ---- hero visual: server card ---- */
.mcp-server {
  position: relative;
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(180deg, rgba(10,180,250,0.04), transparent 40%),
    var(--ink-1);
  border-radius: 18px;
  padding: 18px;
  box-shadow: 0 30px 80px -30px rgba(0,0,0,0.6);
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 12.5px;
}
.mcp-server::before {
  content: '';
  position: absolute; inset: -1px;
  border-radius: 18px;
  background: linear-gradient(135deg, rgba(10,180,250,0.4), transparent 40%, transparent 60%, rgba(10,180,250,0.2));
  z-index: -1;
  filter: blur(2px);
  opacity: 0.5;
}
.mcp-server__head {
  display: flex; align-items: center; gap: 10px;
  padding: 4px 6px 14px;
  border-bottom: 1px solid var(--line);
  margin-bottom: 14px;
}
.mcp-server__lights { display: inline-flex; gap: 6px; }
.mcp-server__lights i {
  width: 10px; height: 10px; border-radius: 50%;
  background: rgba(255,255,255,0.16);
}
.mcp-server__lights i:first-child { background: #ff5f57; }
.mcp-server__lights i:nth-child(2) { background: #febc2e; }
.mcp-server__lights i:nth-child(3) { background: #28c840; }
.mcp-server__title {
  flex: 1; text-align: center;
  font-size: 11px; letter-spacing: 0.14em;
  color: var(--text-3); text-transform: uppercase;
}
.mcp-server__pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px;
  border: 1px solid rgba(60,240,160,0.25);
  background: rgba(60,240,160,0.06);
  color: var(--positive);
  font-size: 10px; letter-spacing: 0.08em;
  text-transform: uppercase; font-weight: 600;
}
.mcp-server__pill i {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--positive);
  box-shadow: 0 0 8px var(--positive);
  animation: mcpPulse 1.6s ease-in-out infinite;
}
@keyframes mcpPulse { 50% { opacity: 0.4; } }

.mcp-server__lines { display: flex; flex-direction: column; gap: 6px; }
.mcp-server__lines .ln {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  padding: 4px 0;
  align-items: baseline;
}
.mcp-server__lines .ln .n { color: var(--text-3); font-size: 11px; user-select: none; text-align: right; }
.mcp-server__lines .k { color: #9ec5ff; }
.mcp-server__lines .s { color: #b8e8a4; }
.mcp-server__lines .num { color: #f0c674; }
.mcp-server__lines .punc { color: var(--text-3); }
.mcp-server__lines .com { color: var(--text-3); font-style: italic; }
.mcp-server__lines .arr { color: var(--hilight-light); }

.mcp-server__foot {
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-size: 11px;
  color: var(--text-3);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.mcp-server__foot .ok { color: var(--positive); }
.mcp-server__foot .ms { color: var(--hilight-light); }

/* floating client chips around the server card */
.mcp-orbit {
  position: absolute;
  inset: -30px -30px;
  pointer-events: none;
  z-index: 2;
}
.mcp-chip {
  position: absolute;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: rgba(10, 15, 28, 0.85);
  backdrop-filter: blur(10px);
  font-size: 12px;
  font-weight: 500;
  color: var(--text);
  box-shadow: 0 14px 30px -10px rgba(0,0,0,0.6);
  animation: mcpFloat 4.6s ease-in-out infinite alternate;
}
.mcp-chip i { width: 16px; height: 16px; display: inline-block; }
.mcp-chip--1 { top: 8%;  left: -10%; animation-delay: -1.2s; }
.mcp-chip--2 { top: 24%; right: -6%; animation-delay: -2.4s; }
.mcp-chip--3 { bottom: 18%; left: -8%; animation-delay: -3.1s; }
@keyframes mcpFloat { to { transform: translateY(-6px); } }

/* ============== TERMINAL DEMO ============== */
.mcp-demo {
  padding: 80px 0;
  position: relative;
}
.mcp-demo__head {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 32px;
  margin-bottom: 36px;
}
.mcp-demo__head h3 {
  font-size: clamp(34px, 4vw, 52px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1;
  margin: 8px 0 0;
}
.mcp-demo__head h3 .txt-blue {
  background: var(--grad-blue);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.mcp-demo__head .meta {
  color: var(--text-3); font-size: 14px; max-width: 36ch;
}

/* prompt switcher */
.mcp-prompts {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin-bottom: 14px;
}
.mcp-prompts button {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--line);
  background: var(--ink-1);
  color: var(--text-2);
  border-radius: 999px;
  font: inherit; font-size: 13px;
  cursor: pointer;
  transition: border-color .2s, color .2s, background .2s;
}
.mcp-prompts button:hover { color: var(--text); border-color: var(--line-strong); }
.mcp-prompts button.is-active {
  background: rgba(10,180,250,0.08);
  border-color: rgba(10,180,250,0.4);
  color: var(--text);
}
.mcp-prompts button .k {
  font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-3);
}
.mcp-prompts button.is-active .k { color: var(--hilight-light); }

/* terminal frame */
.mcp-term {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 0;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  overflow: hidden;
  background: var(--ink-1);
  min-height: 520px;
}
.mcp-term__chat {
  display: flex; flex-direction: column;
  border-right: 1px solid var(--line);
  background:
    radial-gradient(800px 400px at 0% 0%, rgba(10,180,250,0.06), transparent 60%),
    var(--ink-1);
}
.mcp-term__hd {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 12px; color: var(--text-3);
  letter-spacing: 0.1em; text-transform: uppercase;
}
.mcp-term__hd b { color: var(--text); letter-spacing: -0.01em; text-transform: none; font-size: 13px; font-weight: 600; }
.mcp-term__hd .sp { flex: 1; }
.mcp-term__client {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 4px 10px; border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 11px; color: var(--text-2);
  letter-spacing: 0.04em; text-transform: none;
}
.mcp-term__client .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--hilight-light); }

.mcp-term__body {
  padding: 22px 22px 18px;
  overflow-y: auto;
  display: flex; flex-direction: column; gap: 14px;
  flex: 1;
  font-size: 14px; line-height: 1.55;
  max-height: 520px;
}
.mcp-msg {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 10px;
  align-items: start;
}
.mcp-msg__ava {
  width: 28px; height: 28px;
  border-radius: 8px;
  display: grid; place-items: center;
  font-size: 11px; font-weight: 700;
  color: var(--text);
  border: 1px solid var(--line-strong);
}
.mcp-msg--user .mcp-msg__ava { background: var(--ink-2); }
.mcp-msg--ai .mcp-msg__ava {
  background: linear-gradient(135deg, var(--hilight), var(--hilight-light));
  border-color: transparent;
  color: white;
}
.mcp-msg__body { padding-top: 4px; color: var(--text); }
.mcp-msg__body p { margin: 0 0 6px; }
.mcp-msg__body p:last-child { margin-bottom: 0; }
.mcp-msg--ai .mcp-msg__body { color: var(--text); }
.mcp-msg__role {
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-3); margin-bottom: 4px;
}

/* tool call card */
.mcp-tool {
  margin-top: 8px;
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: hidden;
  background: rgba(255,255,255,0.02);
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 12px;
}
.mcp-tool__hd {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  background: rgba(10,180,250,0.04);
  font-size: 11px; letter-spacing: 0.04em;
}
.mcp-tool__hd .tag {
  font-size: 10px; padding: 2px 7px;
  border-radius: 4px;
  background: rgba(10,180,250,0.12);
  color: var(--hilight-light);
  border: 1px solid rgba(10,180,250,0.25);
  letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600;
}
.mcp-tool__hd b { color: var(--text); font-weight: 600; }
.mcp-tool__hd .sp { flex: 1; }
.mcp-tool__hd .t { color: var(--text-3); font-size: 11px; }
.mcp-tool__body {
  padding: 10px 12px;
  color: var(--text-2);
}
.mcp-tool__body .k { color: #9ec5ff; }
.mcp-tool__body .s { color: #b8e8a4; }
.mcp-tool__body .num { color: #f0c674; }
.mcp-tool__body .punc { color: var(--text-3); }
.mcp-tool__resp {
  border-top: 1px solid var(--line);
  padding: 10px 12px;
  font-size: 11px;
  color: var(--text-3);
  display: flex; gap: 16px; flex-wrap: wrap;
  letter-spacing: 0.04em;
}
.mcp-tool__resp .ok { color: var(--positive); }

.mcp-typing {
  display: inline-flex; gap: 4px;
  padding-top: 6px;
}
.mcp-typing span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--text-3);
  animation: mcpDot 1.2s ease-in-out infinite;
}
.mcp-typing span:nth-child(2) { animation-delay: .15s; }
.mcp-typing span:nth-child(3) { animation-delay: .30s; }
@keyframes mcpDot {
  0%, 80%, 100% { opacity: 0.3; transform: translateY(0); }
  40% { opacity: 1; transform: translateY(-3px); }
}

/* trace panel */
.mcp-trace {
  display: flex; flex-direction: column;
  background:
    radial-gradient(600px 300px at 100% 0%, rgba(20,120,220,0.08), transparent 60%),
    var(--ink-1);
}
.mcp-trace__hd {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 12px; color: var(--text-3);
  letter-spacing: 0.1em; text-transform: uppercase;
}
.mcp-trace__hd b { color: var(--text); letter-spacing: -0.01em; text-transform: none; font-size: 13px; font-weight: 600; }
.mcp-trace__hd .sp { flex: 1; }
.mcp-trace__hd .copy {
  background: transparent; border: 1px solid var(--line);
  color: var(--text-2);
  font: inherit; font-size: 11px;
  padding: 4px 10px; border-radius: 6px;
  cursor: pointer;
  letter-spacing: 0.06em;
}
.mcp-trace__hd .copy:hover { color: var(--text); border-color: var(--line-strong); }

.mcp-trace__body {
  flex: 1;
  padding: 16px 0;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 12.5px;
  overflow-y: auto;
  max-height: 520px;
}
.mcp-trace__row {
  display: grid;
  grid-template-columns: 36px 80px 1fr;
  gap: 10px;
  padding: 6px 18px;
  align-items: baseline;
  color: var(--text-2);
  border-left: 2px solid transparent;
}
.mcp-trace__row.is-event { border-left-color: var(--hilight-light); background: rgba(10,180,250,0.04); }
.mcp-trace__row .n { color: var(--text-3); font-size: 11px; text-align: right; user-select: none; }
.mcp-trace__row .t { color: var(--text-3); font-size: 11px; }
.mcp-trace__row .k { color: #9ec5ff; }
.mcp-trace__row .ev { color: var(--hilight-light); }
.mcp-trace__row .ok { color: var(--positive); }
.mcp-trace__row .warn { color: #f0c674; }
.mcp-trace__row .punc { color: var(--text-3); }
.mcp-trace__row .com { color: var(--text-3); font-style: italic; }

/* ============== CAPABILITIES GRID ============== */
.mcp-caps {
  padding: 80px 0;
}
.mcp-caps__head {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 32px;
  margin-bottom: 40px;
}
.mcp-caps__head h3 {
  font-size: clamp(34px, 4vw, 52px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1;
  margin: 8px 0 0;
}
.mcp-caps__head h3 .txt-blue {
  background: var(--grad-blue);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}
.mcp-caps__head .meta { color: var(--text-3); font-size: 14px; max-width: 38ch; }

.mcp-caps__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.mcp-cap {
  position: relative;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.02), transparent 60%),
    var(--ink-1);
  display: flex; flex-direction: column; gap: 14px;
  min-height: 200px;
  transition: border-color .25s, transform .25s;
}
.mcp-cap:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.mcp-cap__hd {
  display: flex; align-items: center; gap: 10px;
  justify-content: space-between;
}
.mcp-cap__icon {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  border-radius: 9px;
  background: rgba(10,180,250,0.1);
  border: 1px solid rgba(10,180,250,0.2);
  color: var(--hilight-light);
}
.mcp-cap__icon svg { width: 18px; height: 18px; }
.mcp-cap__scope {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 4px;
  border: 1px solid var(--line);
  color: var(--text-3);
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
.mcp-cap__scope[data-write="true"] {
  color: #f0c674;
  border-color: rgba(240, 198, 116, 0.3);
  background: rgba(240, 198, 116, 0.06);
}
.mcp-cap h4 { margin: 0; font-size: 17px; font-weight: 600; letter-spacing: -0.01em; }
.mcp-cap p { margin: 0; font-size: 13px; color: var(--text-2); line-height: 1.5; }
.mcp-cap__tools {
  margin-top: auto;
  display: flex; flex-wrap: wrap; gap: 4px 6px;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}
.mcp-cap__tools code {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 4px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
  color: var(--text-2);
}

/* ============== CONNECT ============== */
.mcp-connect {
  padding: 80px 0;
  position: relative;
}
.mcp-connect__head {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 32px;
  margin-bottom: 32px;
}
.mcp-connect__head h3 {
  font-size: clamp(34px, 4vw, 52px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1;
  margin: 8px 0 0;
}
.mcp-connect__head .meta { color: var(--text-3); font-size: 14px; max-width: 38ch; }

.mcp-tabs {
  display: flex; gap: 4px;
  padding: 4px;
  background: var(--ink-1);
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 18px;
  overflow-x: auto;
  scrollbar-width: none;
}
.mcp-tabs::-webkit-scrollbar { display: none; }
.mcp-tabs button {
  flex: 0 0 auto;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 14px;
  background: transparent; border: 0;
  color: var(--text-2);
  border-radius: 8px;
  font: inherit; font-size: 13px; font-weight: 500;
  cursor: pointer;
  transition: background .2s, color .2s;
  white-space: nowrap;
}
.mcp-tabs button:hover { color: var(--text); }
.mcp-tabs button.is-active {
  background: var(--ink-2);
  color: var(--text);
  box-shadow: inset 0 0 0 1px var(--line-strong);
}
.mcp-tabs button .badge {
  font-size: 9px; padding: 2px 6px; border-radius: 999px;
  background: var(--hilight); color: white;
  letter-spacing: 0.08em; text-transform: uppercase; font-weight: 700;
}

.mcp-steps {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 18px;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  background: var(--ink-1);
  overflow: hidden;
}
.mcp-steps__list {
  padding: 24px;
  display: flex; flex-direction: column; gap: 18px;
  border-right: 1px solid var(--line);
}
.mcp-step {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 14px;
  align-items: start;
  position: relative;
}
.mcp-step:not(:last-child)::before {
  content: '';
  position: absolute;
  left: 13px; top: 32px; bottom: -18px;
  width: 1px;
  background: linear-gradient(180deg, var(--line) 0%, var(--line) 60%, transparent 100%);
}
.mcp-step__num {
  width: 26px; height: 26px;
  display: grid; place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: var(--ink-2);
  font-size: 11px; font-weight: 600; color: var(--text);
  font-family: ui-monospace, Menlo, Consolas, monospace;
  z-index: 1;
}
.mcp-step__body h5 { margin: 0 0 6px; font-size: 15px; font-weight: 600; letter-spacing: -0.005em; }
.mcp-step__body p { margin: 0 0 8px; color: var(--text-2); font-size: 13px; line-height: 1.55; }
.mcp-step__body kbd {
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 4px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
  color: var(--text);
}
.mcp-step__file {
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 11px;
  color: var(--text-3);
  margin-top: 6px;
}

.mcp-steps__code {
  position: relative;
  background:
    radial-gradient(700px 400px at 100% 0%, rgba(10,180,250,0.08), transparent 60%),
    #060911;
}
.mcp-steps__code .hd {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 11px;
  color: var(--text-3);
}
.mcp-steps__code .hd b { color: var(--text); font-weight: 500; }
.mcp-steps__code .hd .sp { flex: 1; }
.mcp-steps__code .hd button {
  background: transparent; border: 1px solid var(--line);
  color: var(--text-2);
  font: inherit; font-size: 11px;
  padding: 4px 10px; border-radius: 6px;
  cursor: pointer; letter-spacing: 0.04em;
  display: inline-flex; align-items: center; gap: 6px;
}
.mcp-steps__code .hd button:hover { color: var(--text); border-color: var(--line-strong); }
.mcp-steps__code .hd button.is-copied { color: var(--positive); border-color: rgba(60,240,160,0.4); }

.mcp-steps__code pre {
  margin: 0;
  padding: 18px 22px;
  overflow-x: auto;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--text);
}
.mcp-steps__code .ln-num {
  display: inline-block; width: 24px; text-align: right;
  margin-right: 16px; color: var(--text-3); user-select: none;
}
.mcp-steps__code .k { color: #c8a4ff; }
.mcp-steps__code .s { color: #b8e8a4; }
.mcp-steps__code .num { color: #f0c674; }
.mcp-steps__code .com { color: var(--text-3); font-style: italic; }
.mcp-steps__code .var { color: #9ec5ff; }
.mcp-steps__code .punc { color: var(--text-3); }
.mcp-steps__code .url { color: var(--hilight-light); text-decoration: underline; text-decoration-color: rgba(10,180,250,0.3); }

/* ============== FAQ ============== */
.mcp-faq {
  padding: 80px 0;
}
.mcp-faq__head {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 32px;
  margin-bottom: 32px;
}
.mcp-faq__head h3 {
  font-size: clamp(34px, 4vw, 52px);
  font-weight: 600;
  letter-spacing: -0.025em;
  line-height: 1;
  margin: 8px 0 0;
}
.mcp-faq__head .meta { color: var(--text-3); font-size: 14px; max-width: 38ch; }

.mcp-faq__list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
  border-top: 1px solid var(--line);
}
.mcp-faq__item {
  border-bottom: 1px solid var(--line);
  padding: 0;
}
.mcp-faq__item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 4px;
  display: grid;
  grid-template-columns: 1fr 28px;
  gap: 16px;
  align-items: center;
  font-size: 16px; font-weight: 500;
  color: var(--text);
  transition: color .2s;
}
.mcp-faq__item summary::-webkit-details-marker { display: none; }
.mcp-faq__item summary:hover { color: var(--hilight-light); }
.mcp-faq__item summary .plus {
  width: 24px; height: 24px; border-radius: 50%;
  border: 1px solid var(--line-strong);
  display: grid; place-items: center;
  position: relative;
  transition: transform .35s var(--spring), background .25s, border-color .25s;
}
.mcp-faq__item summary .plus::before,
.mcp-faq__item summary .plus::after {
  content: ''; position: absolute;
  background: var(--text-2); border-radius: 1px;
}
.mcp-faq__item summary .plus::before { width: 10px; height: 1.5px; }
.mcp-faq__item summary .plus::after { width: 1.5px; height: 10px; transition: transform .3s var(--spring); }
.mcp-faq__item[open] summary .plus::after { transform: rotate(90deg); }
.mcp-faq__item[open] summary .plus { background: var(--ink-2); border-color: rgba(10,180,250,0.4); }
.mcp-faq__item[open] summary { color: var(--hilight-light); }
.mcp-faq__body {
  padding: 0 4px 22px;
  color: var(--text-2);
  font-size: 14px;
  line-height: 1.65;
  max-width: 56ch;
}
.mcp-faq__body code {
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 12.5px;
  padding: 1px 6px;
  border-radius: 4px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
  color: var(--text);
}

/* ============== CTA RIBBON ============== */
.mcp-ribbon {
  margin: 40px 0 80px;
}
.mcp-ribbon__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center; gap: 32px;
  padding: 38px 44px;
  border-radius: 18px;
  border: 1px solid var(--line-strong);
  background:
    radial-gradient(600px 300px at 0% 0%, rgba(10,180,250,0.18), transparent 60%),
    radial-gradient(600px 300px at 100% 100%, rgba(20,120,220,0.18), transparent 60%),
    var(--ink-1);
  position: relative;
  overflow: hidden;
}
.mcp-ribbon h4 {
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0 0 6px;
}
.mcp-ribbon p { margin: 0; color: var(--text-2); font-size: 14px; max-width: 50ch; }
.mcp-ribbon__cta { display: flex; gap: 10px; flex-wrap: wrap; }

/* ---------- light theme tweaks ---------- */
[data-theme="light"] .mcp-server {
  background:
    linear-gradient(180deg, rgba(10,180,250,0.05), transparent 40%),
    var(--ink-1);
}
[data-theme="light"] .mcp-server__lights i { background: rgba(0,0,0,0.1); }
[data-theme="light"] .mcp-server__lights i:first-child { background: #ff5f57; }
[data-theme="light"] .mcp-server__lights i:nth-child(2) { background: #febc2e; }
[data-theme="light"] .mcp-server__lights i:nth-child(3) { background: #28c840; }
[data-theme="light"] .mcp-chip { background: rgba(255,255,255,0.92); }
[data-theme="light"] .mcp-server__lines .k { color: #2f5fa8; }
[data-theme="light"] .mcp-server__lines .s { color: #2f7a3a; }
[data-theme="light"] .mcp-server__lines .num { color: #b76b00; }
[data-theme="light"] .mcp-tool__body .k,
[data-theme="light"] .mcp-trace__row .k,
[data-theme="light"] .mcp-steps__code .var { color: #2f5fa8; }
[data-theme="light"] .mcp-tool__body .s,
[data-theme="light"] .mcp-steps__code .s { color: #2f7a3a; }
[data-theme="light"] .mcp-tool__body .num,
[data-theme="light"] .mcp-steps__code .num { color: #b76b00; }
[data-theme="light"] .mcp-steps__code .k { color: #7a3ec4; }
[data-theme="light"] .mcp-steps__code { background: radial-gradient(700px 400px at 100% 0%, rgba(10,180,250,0.06), transparent 60%), #f8faff; }

/* ---------- responsive ---------- */
@media (max-width: 1080px) {
  .mcp-hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .mcp-term { grid-template-columns: 1fr; }
  .mcp-term__chat { border-right: 0; border-bottom: 1px solid var(--line); }
  .mcp-steps { grid-template-columns: 1fr; }
  .mcp-steps__list { border-right: 0; border-bottom: 1px solid var(--line); }
  .mcp-caps__grid { grid-template-columns: repeat(2, 1fr); }
  .mcp-faq__list { grid-template-columns: 1fr; }
  .mcp-ribbon__inner { grid-template-columns: 1fr; gap: 24px; padding: 28px; }
}
@media (max-width: 720px) {
  .mcp-hero { padding: 96px 0 48px; }
  .mcp-demo, .mcp-caps, .mcp-connect, .mcp-faq { padding: 56px 0; }
  .mcp-demo__head, .mcp-caps__head, .mcp-connect__head, .mcp-faq__head { grid-template-columns: 1fr; }
  .mcp-caps__grid { grid-template-columns: 1fr; }
  .mcp-orbit { display: none; }
}