/* MCPswitch homepage. Same palette and type as the dashboard: drafting-film
   paper, blue-black ink, blueprint blue, and red only for "needs approval". */
:root {
  --paper: #EEF0EB;
  --sheet: #F8F9F5;
  --white: #FFFFFF;
  --ink: #14233A;
  --ink-2: #46566E;
  --ink-3: #6B788C;
  --rule: #D3D8D1;
  --rule-2: #A9B3AB;
  --blue: #1F4E8C;
  --blue-bg: #E2E9F2;
  --print: #173A63;
  --red: #C23A20;
  --green: #2D6A3E;
  --green-bg: #DDEBDF;
  --on-dark: #EEF2F6;
  --on-dark-2: #B7C4D3;

  --sc-canvas: var(--paper);
  --sc-surface: var(--sheet);
  --sc-ink: var(--ink);
  --sc-ink-soft: var(--ink-2);
  --sc-accent: var(--blue);
  --sc-accent-ink: #FFFFFF;
  --sc-font-display: "Barlow Condensed", "Arial Narrow", system-ui, sans-serif;
  --sc-font-text: "Barlow", system-ui, sans-serif;
  --sc-font-mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --sc-r-sm: 3px;

  --r: 6px;
  --bar-h: 64px;
  --shadow-1: 0 1px 2px rgba(20, 35, 58, 0.08), 0 4px 12px -6px rgba(20, 35, 58, 0.18);
  --shadow-2: 0 2px 4px rgba(20, 35, 58, 0.06), 0 24px 48px -24px rgba(20, 35, 58, 0.38);
}

body { background: var(--paper); color: var(--ink); font-size: 1.04rem; }
::selection { background: var(--blue); color: #FFFFFF; }
a { color: var(--blue); }
code { font-family: var(--sc-font-mono); font-size: 0.86em; }
.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--white); color: var(--ink); padding: 8px 12px; border: 1px solid var(--ink); border-radius: var(--r); }
.skip:focus { top: 12px; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; border-radius: 3px; }
[id] { scroll-margin-top: calc(var(--bar-h) + 8px); }

.wrap { width: 100%; max-width: 74rem; margin-inline: auto; padding-inline: clamp(20px, 4.5vw, 56px); }
.sec { padding-block: clamp(72px, 11vw, 136px); }
h1, h2, h3 { font-family: var(--sc-font-display); font-weight: 600; letter-spacing: -0.005em; margin: 0; text-wrap: balance; }
h2 { font-size: clamp(2.1rem, 1.4rem + 2.4vw, 3.4rem); line-height: 1.02; }
h3 { font-size: 1.45rem; line-height: 1.12; }
.lede { font-size: 1.12rem; line-height: 1.6; color: var(--ink-2); max-width: 56ch; margin: 1.1rem 0 0; text-wrap: pretty; }
.eyebrow { font: 600 0.82rem/1 var(--sc-font-display); letter-spacing: 0.12em; text-transform: uppercase; color: var(--blue); margin: 0 0 1.1rem; }

/* ------------------------------------------------------------------ buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem; min-height: 48px; padding: 0 1.3rem;
  font: 600 1.02rem/1 var(--sc-font-display); letter-spacing: 0.05em; text-transform: uppercase; text-decoration: none; white-space: nowrap;
  border: 1.5px solid transparent; border-radius: var(--r); cursor: pointer; background: none; color: var(--ink);
  transition: background-color 150ms var(--sc-ease-out), border-color 150ms, color 150ms, transform 120ms var(--sc-ease-out);
}
.btn:active { transform: translateY(1px); }
.btn--ink { background: var(--ink); color: #FFFFFF; }
.btn--ink:hover { background: #24395C; }
.btn--line, .btn--line-ink { border-color: var(--ink); color: var(--ink); }
.btn--line:hover, .btn--line-ink:hover { background: var(--white); }
.btn--sm { min-height: 38px; padding: 0 0.95rem; font-size: 0.92rem; }
.btn--wide { width: 100%; }

/* ------------------------------------------------------------------ top bar */
.bar { position: fixed; inset: 0 0 auto 0; z-index: 60; height: var(--bar-h); background: rgba(238, 240, 235, 0.97); border-bottom: 1px solid transparent; transition: border-color 200ms, box-shadow 200ms; }
.bar.scrolled { border-bottom-color: var(--rule); box-shadow: 0 6px 18px -16px rgba(20, 35, 58, 0.5); }
.bar__in { height: 100%; max-width: 80rem; margin: 0 auto; padding: 0 clamp(16px, 3vw, 40px); display: flex; align-items: center; gap: 2rem; }
.bar__mark { display: inline-flex; align-items: center; gap: 0.55rem; color: var(--ink); text-decoration: none; font: 700 1.25rem/1 var(--sc-font-display); letter-spacing: 0.01em; }
.bar__mark svg { width: 30px; height: 30px; }
.bar__nav { display: flex; gap: 1.6rem; margin-left: auto; }
.bar__nav a { color: var(--ink-2); text-decoration: none; font: 500 1rem/1 var(--sc-font-text); padding: 0.4rem 0; }
.bar__nav a:hover { color: var(--ink); }
.bar__act { display: flex; align-items: center; gap: 1.1rem; }
.bar__signin { color: var(--ink); text-decoration: none; font: 600 0.95rem/1 var(--sc-font-display); letter-spacing: 0.05em; text-transform: uppercase; }
.bar__signin:hover { color: var(--blue); }

/* ================================================================== hero */
.hero { background-color: var(--paper);
  background-image: linear-gradient(rgba(31, 78, 140, 0.045) 1px, transparent 1px), linear-gradient(90deg, rgba(31, 78, 140, 0.045) 1px, transparent 1px);
  background-size: 28px 28px; }
.hero__stage {
  --q: clamp(0, var(--sc-p, 0), 1);
  --mx: 0; --my: 0;
  position: sticky; top: 0;
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(28px, 4vw, 64px); align-items: center;
  max-width: 80rem; margin: 0 auto; padding: calc(var(--bar-h) + 3vh) clamp(20px, 4.5vw, 56px) 4vh;
}
.hero__copy h1 { font-size: clamp(3rem, 1.6rem + 3.6vw, 4.7rem); line-height: 0.96; letter-spacing: -0.015em; }
.hero__sub { font-size: clamp(1.1rem, 1rem + 0.35vw, 1.28rem); line-height: 1.55; color: var(--ink-2); max-width: 34ch; margin: 1.4rem 0 0; text-wrap: pretty; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 0.8rem; margin: 2rem 0 0; }

.hero__scene { position: relative; height: min(560px, 66vh); }
.plane { position: absolute; border-radius: 10px; }
.plane--api {
  right: 0; top: 0; width: 54%; padding: 1rem 1.1rem 1.1rem 2.6rem; background: var(--blue-bg); border: 1px solid #C5D2E3;
  transform: translate3d(calc(var(--mx) * -6px), calc(var(--q) * -18px + var(--my) * -4px), 0);
}
.plane__label { margin: 0 0 0.7rem; font: 600 0.8rem/1 var(--sc-font-display); letter-spacing: 0.1em; text-transform: uppercase; color: var(--blue); }
.api { list-style: none; margin: 0; padding: 0; font: 400 0.8rem/1 var(--sc-font-mono); color: var(--ink-2); }
.api li { padding: 0.5rem 0.55rem 0.5rem 1.2rem; border-top: 1px solid #C9D5E4; border-radius: 3px; transition: background-color 300ms, color 300ms; }
.api li:first-child { border-top: 0; }
.api b { display: inline-block; width: 3.6em; font-weight: 500; color: var(--blue); }
.api li.on { background: var(--white); color: var(--ink); box-shadow: inset 3px 0 0 var(--blue); }

.plane--chat {
  left: 0; top: 14%; width: 56%; z-index: 2; background: var(--white); border: 1px solid var(--rule); box-shadow: var(--shadow-2);
  transform: translate3d(calc(var(--mx) * -12px), calc(var(--q) * -34px + var(--my) * -8px), 0);
}
.chat__top { display: flex; align-items: center; gap: 0.5rem; padding: 0.75rem 1rem; border-bottom: 1px solid var(--rule); font: 600 0.86rem/1 var(--sc-font-display); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); }
.chat__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--green); }
.chat { list-style: none; margin: 0; padding: 0.9rem 1rem 0.4rem; display: flex; flex-direction: column; gap: 0.55rem; font-size: 0.95rem; line-height: 1.42; }
.msg { max-width: 88%; transition: opacity 260ms var(--sc-ease-out), transform 260ms var(--sc-ease-out); }
.msg--you { align-self: flex-end; background: var(--ink); color: #FFFFFF; padding: 0.55rem 0.8rem; border-radius: 12px 12px 3px 12px; }
.msg--ai { align-self: flex-start; background: var(--paper); padding: 0.55rem 0.8rem; border-radius: 12px 12px 12px 3px; }
.msg--tool { align-self: flex-start; white-space: nowrap; display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.8rem; color: var(--ink-2); padding: 0.25rem 0.6rem; border: 1px dashed var(--rule-2); border-radius: 999px; }
.msg--tool svg { width: 14px; height: 14px; color: var(--blue); }
.msg--tool code { color: var(--blue); font-size: 0.78rem; }
.msg[data-step] { opacity: 0; transform: translateY(6px); }
.msg.shown { opacity: 1; transform: none; }
.chat__note { margin: 0; padding: 0.4rem 1rem 0.8rem; font-size: 0.76rem; color: var(--ink-3); }

.plane--server {
  right: 5%; bottom: 0; width: 44%; z-index: 3; background: var(--ink); color: var(--on-dark); padding: 1rem 1.1rem 1.1rem; box-shadow: var(--shadow-2);
  transform: translate3d(calc(var(--mx) * -20px), calc(var(--q) * -56px + var(--my) * -12px), 0);
}
.server__head { display: flex; align-items: center; gap: 0.45rem; margin: 0; font: 600 0.95rem/1 var(--sc-font-display); letter-spacing: 0.04em; }
.server__head svg { width: 20px; height: 20px; }
.server__head span { color: var(--on-dark-2); font-weight: 500; }
.server__url { margin: 0.55rem 0 0.8rem; font: 400 0.78rem/1.2 var(--sc-font-mono); color: var(--on-dark-2); }
.server__tools { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.35rem; font: 400 0.8rem/1 var(--sc-font-mono); }
.server__tools li { padding: 0.45rem 0.55rem; border: 1px solid rgba(238, 242, 246, 0.2); border-radius: 4px; transition: background-color 300ms, border-color 300ms; }
.server__tools li.on { background: rgba(238, 242, 246, 0.12); border-color: rgba(238, 242, 246, 0.7); }
.wires { position: absolute; inset: 0; z-index: 4; pointer-events: none; overflow: visible; }
.wires path { fill: none; stroke: var(--blue); stroke-width: 1.5; stroke-dasharray: 4 4; opacity: 0; transition: opacity 300ms; }
.wires path.on { opacity: 0.85; }
.wires circle { fill: var(--blue); opacity: 0; transition: opacity 300ms; }
.wires circle.on { opacity: 1; }

/* ================================================================== what is MCP */
.sec--mcp { background: var(--sheet); border-top: 1px solid var(--rule); }
.mcp { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.flow { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; counter-reset: f; }
.flow li { position: relative; display: grid; grid-template-columns: 52px 1fr; column-gap: 1rem; align-items: center; padding: 1.1rem 1.2rem; background: var(--white); border: 1px solid var(--rule); border-radius: var(--r); }
.flow li + li::before { content: ""; position: absolute; left: 45px; top: -15px; height: 14px; border-left: 1.5px dashed var(--rule-2); }
.flow__icon { grid-row: span 2; width: 52px; height: 52px; border-radius: 50%; background: var(--blue-bg); color: var(--blue); display: grid; place-items: center; }
.flow__icon svg { width: 24px; height: 24px; }
.flow b { font: 600 1.2rem/1.2 var(--sc-font-display); letter-spacing: 0.01em; }
.flow span:last-child { color: var(--ink-2); font-size: 0.98rem; }

/* ================================================================== benefits */
.sec__head { max-width: 46rem; }
.why { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; margin-top: 3rem; }
.why__big { padding: clamp(24px, 3vw, 40px); background: var(--white); border: 1px solid var(--rule); border-radius: 10px; }
.why__big--alt { background: var(--ink); color: var(--on-dark); border-color: var(--ink); }
.why__big.why__big--alt p { color: var(--on-dark-2); }
.why__big--alt .why__ic { color: #9FC0E8; }
.why__ic { width: 34px; height: 34px; color: var(--blue); margin-bottom: 1.2rem; }
.why__big h3 { font-size: 1.8rem; }
.why__big p { color: var(--ink-2); line-height: 1.6; margin: 0.8rem 0 0; max-width: 48ch; }
.why__list { grid-column: 1 / -1; list-style: none; margin: 0.6rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 48px; }
.why__list li { display: grid; grid-template-columns: 28px 1fr; gap: 0.9rem; padding: 1.3rem 0; border-top: 1px solid var(--rule); line-height: 1.55; color: var(--ink-2); }
.why__list svg { width: 26px; height: 26px; color: var(--blue); margin-top: 1px; }
.why__list b { color: var(--ink); font-weight: 600; }

/* ================================================================== how it works */
.how { background: var(--sheet); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.how__stage { position: sticky; top: 0; display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(28px, 5vw, 80px); align-items: center;
  max-width: 74rem; margin: 0 auto; padding: calc(var(--bar-h) + 4vh) clamp(20px, 4.5vw, 56px) 5vh; }
.steps { list-style: none; margin: 2rem 0 0; padding: 0; display: grid; gap: 0.35rem; }
.steps li { display: grid; grid-template-columns: 40px 1fr; gap: 1rem; padding: 0.9rem 1rem; border-radius: var(--r); opacity: 0.5; transition: opacity 250ms, background-color 250ms; }
.steps li.on { opacity: 1; background: var(--white); box-shadow: var(--shadow-1); }
.steps__n { width: 40px; height: 40px; border-radius: 50%; border: 1.5px solid var(--ink); display: grid; place-items: center; font: 600 1.1rem/1 var(--sc-font-display); }
.steps li.on .steps__n { background: var(--ink); color: #FFFFFF; }
.steps b { font: 600 1.3rem/1.2 var(--sc-font-display); display: block; padding-top: 0.45rem; }
.steps p { margin: 0.35rem 0 0; color: var(--ink-2); line-height: 1.5; }
.how__right { position: relative; height: min(420px, 56vh); }
.scr { position: absolute; inset: 0; background: var(--white); border: 1px solid var(--rule); border-radius: 12px; box-shadow: var(--shadow-2); padding: clamp(20px, 2.6vw, 32px);
  opacity: 0; transform: translateY(14px) scale(0.985); transition: opacity 320ms var(--sc-ease-out), transform 320ms var(--sc-ease-out); display: flex; flex-direction: column; gap: 0.9rem; }
.scr.on { opacity: 1; transform: none; }
.scr__title { margin: 0; font: 600 1.4rem/1.1 var(--sc-font-display); }
.scr__label { font: 600 0.78rem/1 var(--sc-font-display); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); }
.scr__input { border: 1.5px solid var(--rule-2); border-radius: var(--r); padding: 0.8rem 0.9rem; font-size: 0.95rem; color: var(--ink); background: var(--sheet); }
.scr__input--mono { font-family: var(--sc-font-mono); font-size: 0.88rem; }
.scr__area { border: 1.5px solid var(--rule-2); border-radius: var(--r); padding: 0.8rem 0.9rem; min-height: 90px; line-height: 1.5; background: var(--sheet); }
.scr__row { display: flex; align-items: center; gap: 0.8rem; flex-wrap: wrap; }
.scr__muted { color: var(--ink-2); font-size: 0.92rem; margin: 0; }
.scr__btn { align-self: flex-start; margin-top: auto; background: var(--ink); color: #FFFFFF; padding: 0.7rem 1.1rem; border-radius: var(--r); font: 600 0.95rem/1 var(--sc-font-display); letter-spacing: 0.05em; text-transform: uppercase; }
.scr__q { margin: 0.4rem 0 0; font-weight: 600; }
.scr__code { margin-top: auto; background: var(--ink); color: var(--on-dark); font: 400 0.8rem/1.5 var(--sc-font-mono); padding: 0.8rem 0.9rem; border-radius: var(--r); overflow-wrap: anywhere; }
.pill { display: inline-flex; align-items: center; padding: 0.3rem 0.6rem; border-radius: 999px; font: 600 0.78rem/1 var(--sc-font-display); letter-spacing: 0.06em; text-transform: uppercase; }
.pill--ok { background: var(--green-bg); color: var(--green); }
.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chips span { padding: 0.5rem 0.8rem; border: 1.5px solid var(--rule-2); border-radius: 999px; font-size: 0.9rem; color: var(--ink-2); }
.chips span.on { border-color: var(--ink); color: var(--ink); background: var(--blue-bg); }
.tools { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.5rem; }
.tools li { display: grid; grid-template-columns: 38px 1fr auto; gap: 0.8rem; align-items: center; padding: 0.65rem 0.8rem; border: 1px solid var(--rule); border-radius: var(--r); }
.tools li.off { opacity: 0.55; }
.tools code { display: block; color: var(--ink); font-size: 0.86rem; }
.tools li span:not(.tog) { font-size: 0.86rem; color: var(--ink-2); }
.tools em { font-style: normal; font: 600 0.72rem/1 var(--sc-font-display); letter-spacing: 0.06em; text-transform: uppercase; color: var(--red); border: 1.5px solid var(--red); border-radius: 4px; padding: 0.25rem 0.4rem; }
.tog { width: 34px; height: 20px; border-radius: 999px; background: var(--rule-2); position: relative; }
.tog::after { content: ""; position: absolute; top: 3px; left: 3px; width: 14px; height: 14px; border-radius: 50%; background: #FFFFFF; }
.tog.on { background: var(--blue); }
.tog.on::after { left: 17px; }

/* ================================================================== control (dark band) */
.sec--control { background: var(--ink); color: var(--on-dark); }
.sec--control h2 { color: #FFFFFF; }
.sec--control .lede { color: var(--on-dark-2); }
.sec--control a { color: #9FC0E8; }
.control { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.ticks { list-style: none; margin: 2rem 0 0; padding: 0; }
.ticks li { display: grid; grid-template-columns: 26px 1fr; gap: 0.9rem; padding: 1rem 0; border-top: 1px solid rgba(238, 242, 246, 0.16); line-height: 1.55; color: var(--on-dark-2); }
.ticks svg { width: 22px; height: 22px; color: #9FC0E8; margin-top: 2px; }
.ticks b { color: #FFFFFF; font-weight: 600; }
.control__visual { position: relative; display: grid; gap: 18px; }
.card { background: var(--white); color: var(--ink); border-radius: 12px; padding: 1.3rem 1.4rem; box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.6); }
.card--keys { margin-left: 12%; background: var(--sheet); }
.card__kicker { margin: 0; font: 600 0.78rem/1 var(--sc-font-display); letter-spacing: 0.1em; text-transform: uppercase; color: var(--red); }
.card--keys .card__kicker { color: var(--blue); }
.card__title { margin: 0.5rem 0 0; font: 500 1.05rem/1.2 var(--sc-font-mono); }
.card dl { display: grid; grid-template-columns: auto 1fr; gap: 0.45rem 1rem; margin: 1rem 0 0; font-size: 0.93rem; }
.card dt { color: var(--ink-3); }
.card dd { margin: 0; }
.card__btns { display: flex; gap: 0.6rem; margin-top: 1.2rem; }
.card--keys ul { list-style: none; margin: 0.8rem 0 0; padding: 0; }
.card--keys li { display: flex; justify-content: space-between; gap: 1rem; padding: 0.6rem 0; border-top: 1px solid var(--rule); font-size: 0.93rem; }
.card--keys li em { font-style: normal; color: var(--ink-3); font-size: 0.86rem; text-align: right; }
.card--keys li.off span { text-decoration: line-through; color: var(--ink-3); }

/* ================================================================== included */
.incl__head { max-width: 46rem; }
.incl__grid { list-style: none; margin: 3rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0 40px; }
.incl__grid li { padding: 1.4rem 0 1.6rem; border-top: 2px solid var(--ink); display: grid; gap: 0.45rem; }
.incl__grid b { font: 600 1.3rem/1.15 var(--sc-font-display); }
.incl__grid span { color: var(--ink-2); line-height: 1.55; }
.custom { margin-top: 3.5rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; padding: clamp(22px, 3vw, 36px); background: var(--white); border: 1px solid var(--rule); border-radius: 12px; }
.custom h3 { font-size: 1.6rem; }
.custom p { margin: 0.6rem 0 0; color: var(--ink-2); line-height: 1.6; max-width: 62ch; }

/* ================================================================== pricing */
.sec--price { background: var(--sheet); border-top: 1px solid var(--rule); }
.price { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.price__card { background: var(--white); border: 1.5px solid var(--ink); border-radius: 14px; padding: clamp(24px, 3vw, 36px); box-shadow: var(--shadow-2); }
.price__tag { margin: 0; font: 600 0.82rem/1 var(--sc-font-display); letter-spacing: 0.1em; text-transform: uppercase; color: var(--blue); }
.price__num { margin: 0.6rem 0 1.2rem; font: 700 4rem/1 var(--sc-font-display); }
.price__card ul { list-style: none; margin: 0 0 1.6rem; padding: 0; display: grid; gap: 0.7rem; }
.price__card li { display: flex; gap: 0.6rem; align-items: center; }
.price__card li svg { width: 20px; height: 20px; color: var(--green); flex: none; }

/* ================================================================== faq */
.faq { display: grid; grid-template-columns: minmax(0, 0.7fr) minmax(0, 1.3fr); gap: clamp(28px, 5vw, 80px); align-items: start; }
.faq__list details { border-top: 1px solid var(--rule); }
.faq__list details:last-child { border-bottom: 1px solid var(--rule); }
.faq__list summary { list-style: none; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: 1.2rem 0; font: 600 1.25rem/1.25 var(--sc-font-display); }
.faq__list summary::-webkit-details-marker { display: none; }
.faq__list summary::after { content: "+"; font: 400 1.6rem/1 var(--sc-font-text); color: var(--blue); transition: transform 200ms var(--sc-ease-out); }
.faq__list details[open] summary::after { transform: rotate(45deg); }
.faq__list summary:hover { color: var(--blue); }
.faq__list p { margin: 0 0 1.3rem; color: var(--ink-2); line-height: 1.65; max-width: 62ch; }

/* ================================================================== close */
.sec--close { background: var(--print); color: var(--on-dark); padding-bottom: 0; }
.close { text-align: left; padding-bottom: clamp(72px, 10vw, 120px); }
.close h2 { color: #FFFFFF; font-size: clamp(2.4rem, 1.5rem + 3vw, 4.2rem); max-width: 18ch; }
.close__form { margin-top: 2.2rem; max-width: 44rem; }
.close__form label { display: block; font: 600 0.85rem/1 var(--sc-font-display); letter-spacing: 0.1em; text-transform: uppercase; color: var(--on-dark-2); margin-bottom: 0.7rem; }
.close__row { display: flex; gap: 0.6rem; }
.close__row input { flex: 1; min-width: 0; min-height: 54px; padding: 0 1rem; border-radius: var(--r); border: 1.5px solid rgba(238, 242, 246, 0.35); background: rgba(255, 255, 255, 0.08); color: #FFFFFF; font: 400 1.05rem/1 var(--sc-font-text); }
.close__row input::placeholder { color: #9FB2C8; }
.close__row input:focus-visible { outline: 2px solid #FFFFFF; outline-offset: 2px; border-color: transparent; }
.sec--close .btn--ink { background: #FFFFFF; color: var(--ink); min-height: 54px; }
.sec--close .btn--ink:hover { background: var(--paper); }
.close__note { margin: 0.9rem 0 0; color: var(--on-dark-2); font-size: 0.95rem; }
.foot { border-top: 1px solid rgba(238, 242, 246, 0.16); padding: 1.6rem 0; }
.foot__in { display: flex; align-items: center; gap: 2rem; flex-wrap: wrap; }
.foot .bar__mark { color: #FFFFFF; font-size: 1.1rem; }
.foot nav { display: flex; gap: 1.4rem; flex-wrap: wrap; }
.foot nav a { color: var(--on-dark-2); text-decoration: none; }
.foot nav a:hover { color: #FFFFFF; }
.foot p { margin: 0 0 0 auto; color: var(--on-dark-2); font-size: 0.9rem; }

/* ================================================================== motion */
@media (prefers-reduced-motion: reduce) {
  .plane { transform: none !important; }
  .msg[data-step] { opacity: 1; transform: none; }
  .scr { transition: none; }
}

/* ================================================================== narrower screens */
@media (max-width: 1080px) {
  .bar__nav { display: none; }
  .bar__act { margin-left: auto; }
}
@media (max-width: 900px) {
  .hero__stage { grid-template-columns: 1fr; gap: 18px; align-content: start; padding-top: calc(var(--bar-h) + 20px); }
  .hero__copy h1 { font-size: clamp(2.5rem, 9.5vw, 3.6rem); }
  .hero__sub { font-size: 1.04rem; margin-top: 0.9rem; max-width: 40ch; }
  .hero__ctas { margin-top: 1.2rem; }
  .eyebrow { margin-bottom: 0.7rem; }
  .hero__stage { position: static; padding-bottom: 56px; }
  .hero__scene { height: auto; }
  .plane { position: relative; transform: none !important; }
  .plane--api { display: none; }
  .plane--chat { top: 0; width: 100%; }
  .plane--server { right: auto; bottom: auto; width: 82%; margin: -18px 0 0 auto; }
  .wires { display: none; }
  .mcp, .control, .price, .faq { grid-template-columns: 1fr; }
  .why { grid-template-columns: 1fr; }
  .why__list { grid-template-columns: 1fr; }
  .incl__grid { grid-template-columns: 1fr 1fr; }
  .custom { flex-direction: column; align-items: flex-start; }
  .how__stage { grid-template-columns: 1fr; gap: 16px; align-content: start; padding-top: calc(var(--bar-h) + 18px); }
  .steps { margin-top: 0.9rem; gap: 0.2rem; }
  .steps li { padding: 0.55rem 0.7rem; }
  .steps li:not(.on) p { display: none; }
  .steps b { font-size: 1.12rem; padding-top: 0.55rem; }
  .how__right { height: 330px; }
  .card--keys { margin-left: 0; }
}
@media (max-width: 560px) {
  .bar__signin { display: none; }
  .bar__mark span { font-size: 1.1rem; }
  .chat { font-size: 0.88rem; padding: 0.7rem 0.8rem 0.3rem; gap: 0.45rem; }
  .plane--server { padding: 0.8rem; }
  .server__url { margin: 0.4rem 0 0.5rem; }
  .incl__grid { grid-template-columns: 1fr; }
  .close__row { flex-direction: column; }
  .foot p { margin-left: 0; }
  .how__right { height: 345px; }
  .scr { gap: 0.55rem; padding: 18px; }
  .scr__area { min-height: 0; }
  .tools li { grid-template-columns: 34px 1fr; }
  .tools em { grid-column: 2; justify-self: start; }
  .tools li.off { display: none; }
}