/* =========================================================
   U2OS — Competitive system tuning
   ========================================================= */
:root {
  color-scheme: dark;
  --ink: #080808;
  --ink-2: #0b0b0a;
  --ink-3: #11110f;
  --panel: #0d0d0b;
  --panel-2: #13120f;
  --paper: #f1eee8;
  --paper-2: #e7e2d9;
  --white: #f4f1eb;
  --text: #ebe7e0;
  --muted: #a39d94;
  --dim: #7b746b;
  --faint: #4b4640;
  --cyan: #c8171f;
  --cyan-strong: #9f1117;
  --cyan-soft: rgba(200, 23, 31, .12);
  --red: #c8171f;
  --red-soft: rgba(200, 23, 31, .12);
  --line: rgba(244, 237, 228, .14);
  --line-soft: rgba(244, 237, 228, .08);
  --font-sans: "Microsoft YaHei UI", "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
  --font-display: "Bahnschrift", "DIN Alternate", "Arial Narrow", "Microsoft YaHei UI", sans-serif;
  --font-mono: "Cascadia Code", "SFMono-Regular", "Consolas", "Liberation Mono", monospace;
  --max: 1280px;
  --gutter: clamp(22px, 4vw, 56px);
  --ease: cubic-bezier(.22, .8, .24, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.7;
  letter-spacing: .01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
body.menu-open,
body.modal-open { overflow: hidden; }
::selection { color: var(--ink); background: var(--cyan); }
img, svg { display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
h1, h2, h3, h4, p, blockquote, figure { margin: 0; }
ul { margin: 0; padding: 0; list-style: none; }
svg { overflow: visible; }
section[id] { scroll-margin-top: 100px; }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 4px; }

.svg-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.container {
  width: min(var(--max), calc(100% - var(--gutter) * 2));
  margin-inline: auto;
}
.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  transform: translateY(-180%);
  padding: 10px 14px;
  background: var(--cyan);
  color: var(--ink);
  font-size: 12px;
  transition: transform .2s ease;
}
.skip-link:focus { transform: translateY(0); }
.icon { width: 17px; height: 17px; flex: 0 0 auto; fill: none; }

/* ---------- shared type ---------- */
.eyebrow,
.section-label,
.section-side,
.micro-label,
.panel-caption,
.telemetry,
.hero-meta,
.hero-bottom,
.arena-strip,
.step-meta,
.plan-code,
.plan-tag,
.price-table,
.footer-label,
.footer-bottom,
.footer-build,
.final-meta,
.final-specs {
  font-family: var(--font-mono);
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #9ab0be;
  font-size: 9.5px;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.pulse-dot,
.status-light {
  width: 5px;
  height: 5px;
  display: inline-block;
  flex: 0 0 auto;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(200, 23, 31, .08), 0 0 12px rgba(200, 23, 31, .65);
  animation: pulse 2.8s ease-in-out infinite;
}
.section {
  position: relative;
  padding: 142px 0;
}
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 15px;
  margin-bottom: 58px;
  border-top: 1px solid var(--line);
  color: var(--dim);
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 9px;
  letter-spacing: .14em;
  white-space: nowrap;
}
.section-label b { font-weight: 400; color: var(--cyan); }
.section-label i {
  width: 30px;
  height: 1px;
  display: inline-block;
  background: currentColor;
  opacity: .55;
}
.section-side {
  font-size: 8px;
  letter-spacing: .15em;
  color: #5e7685;
  text-align: right;
  white-space: nowrap;
}
.accent-text { color: var(--cyan); }
.stroke-text {
  color: transparent;
  -webkit-text-stroke: 1px rgba(231, 242, 248, .56);
}
.text-button {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 0;
  border: 0;
  border-bottom: 1px solid rgba(200, 23, 31, .4);
  background: none;
  color: var(--cyan);
  font-family: var(--font-sans);
  font-size: 12.5px;
  letter-spacing: .03em;
  cursor: pointer;
  transition: color .2s ease, border-color .2s ease, gap .2s ease;
}
.text-button:hover { color: #f1eee8; border-color: #f1eee8; gap: 13px; }
.text-button .icon { width: 14px; height: 14px; }
.reveal {
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
.js .reveal {
  opacity: 0;
  transform: translateY(22px);
}
.js .reveal.is-inview {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- buttons ---------- */
.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 20px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: .05em;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  transition: color .22s ease, background .22s ease, border-color .22s ease, transform .22s ease;
}
.button .icon { width: 15px; height: 15px; transition: transform .22s ease; }
.button:hover .icon { transform: translate(2px, -2px); }
.button-primary {
  background: var(--cyan);
  border-color: var(--cyan);
  color: #031015;
}
.button-primary:hover { background: #f1eee8; border-color: #f1eee8; }
.button-ghost {
  background: rgba(255, 255, 255, .015);
  border-color: rgba(160, 201, 225, .24);
  color: #d7e5ec;
}
.button-ghost:hover { border-color: rgba(200, 23, 31, .65); color: var(--cyan); }
.play-mark {
  width: 0;
  height: 0;
  border-top: 4px solid transparent;
  border-bottom: 4px solid transparent;
  border-left: 6px solid var(--cyan);
  display: inline-block;
}
.button-header {
  min-height: 40px;
  padding: 0 15px;
  border-color: rgba(160, 201, 225, .24);
  background: rgba(5, 12, 17, .36);
  color: #c6d7e0;
  font-size: 11px;
}
.button-header:hover { border-color: var(--cyan); color: var(--cyan); }

/* ---------- scroll progress ---------- */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 130;
  width: 100%;
  height: 2px;
  background: transparent;
  pointer-events: none;
}
.scroll-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--red), var(--cyan));
  box-shadow: 0 0 12px rgba(200, 23, 31, .36);
}

/* ---------- header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background .3s ease, border-color .3s ease, backdrop-filter .3s ease;
}
.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(5, 7, 10, .78), rgba(5, 7, 10, 0));
  pointer-events: none;
  transition: opacity .3s ease;
}
.site-header.is-scrolled {
  background: rgba(5, 8, 11, .86);
  border-bottom-color: var(--line);
  backdrop-filter: blur(16px) saturate(130%);
}
.site-header.is-scrolled::before { opacity: 0; }
.header-inner {
  position: relative;
  width: min(var(--max), calc(100% - var(--gutter) * 2));
  height: 84px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}
.brand-mark { width: 31px; height: 31px; color: var(--white); }
.brand-word {
  font-family: var(--font-display);
  font-size: 23px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: .015em;
  color: var(--white);
}
.brand-word span { color: var(--cyan); }
.brand-meta {
  padding-left: 12px;
  margin-left: 3px;
  border-left: 1px solid var(--line);
  color: #617887;
  font-family: var(--font-mono);
  font-size: 7.5px;
  line-height: 1.4;
  letter-spacing: .16em;
}
.primary-nav { display: flex; align-items: center; gap: clamp(18px, 2.5vw, 34px); }
.primary-nav a {
  position: relative;
  padding: 10px 0;
  color: #899ca9;
  font-family: var(--font-sans);
  font-size: 11.5px;
  letter-spacing: .06em;
  transition: color .2s ease;
}
.primary-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 2px;
  height: 1px;
  background: var(--cyan);
  transition: right .25s var(--ease);
}
.primary-nav a:hover,
.primary-nav a.is-active { color: var(--white); }
.primary-nav a:hover::after,
.primary-nav a.is-active::after { right: 0; }
.header-tools { display: flex; align-items: center; gap: 12px; flex: 0 0 auto; }
.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 2px;
  background: rgba(255, 255, 255, .02);
  cursor: pointer;
  position: relative;
}
.menu-toggle span {
  position: absolute;
  left: 12px;
  width: 17px;
  height: 1px;
  background: var(--white);
  transition: transform .25s ease, top .25s ease;
}
.menu-toggle span:first-child { top: 17px; }
.menu-toggle span:last-child { top: 23px; }
.menu-toggle[aria-expanded="true"] span:first-child { top: 20px; transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { top: 20px; transform: rotate(-45deg); }
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 90;
  padding: 108px var(--gutter) 30px;
  background: #05080b;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity .28s ease, transform .28s var(--ease), visibility .28s;
}
.mobile-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-nav-inner { max-width: 520px; margin: 0 auto; }
.mobile-nav-meta {
  display: flex;
  justify-content: space-between;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
  color: var(--dim);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: .12em;
}
.mobile-nav > .mobile-nav-inner > a {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line-soft);
  color: #e1edf4;
  font-size: 29px;
  line-height: 1.2;
  letter-spacing: -.03em;
}
.mobile-nav > .mobile-nav-inner > a span {
  width: 28px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .08em;
}
.mobile-book { width: 100%; margin-top: 28px; }
.mobile-nav-foot {
  margin-top: 30px;
  color: var(--dim);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: .12em;
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 55% at 78% 20%, rgba(25, 92, 133, .2), transparent 70%),
    radial-gradient(ellipse 50% 45% at 8% 95%, rgba(101, 24, 38, .12), transparent 70%),
    linear-gradient(180deg, #06090d 0%, #05080b 70%, #06090d 100%);
  isolation: isolate;
}
.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  opacity: .9;
  pointer-events: none;
}
.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, rgba(147, 190, 215, .055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(147, 190, 215, .045) 1px, transparent 1px);
  background-size: 104px 104px;
  mask-image: radial-gradient(ellipse 75% 70% at 50% 38%, #000 10%, transparent 78%);
  -webkit-mask-image: radial-gradient(ellipse 75% 70% at 50% 38%, #000 10%, transparent 78%);
}
.hero-glow {
  position: absolute;
  z-index: 0;
  pointer-events: none;
  filter: blur(20px);
  border-radius: 50%;
}
.hero-glow-a {
  top: -20%;
  right: 4%;
  width: 560px;
  height: 560px;
  background: radial-gradient(circle, rgba(37, 141, 190, .12), transparent 66%);
}
.hero-glow-b {
  left: 20%;
  bottom: -35%;
  width: 760px;
  height: 450px;
  background: radial-gradient(ellipse, rgba(135, 40, 53, .1), transparent 70%);
}
.hero-ghost {
  position: absolute;
  z-index: 0;
  right: -2%;
  bottom: 2%;
  color: transparent;
  font-family: var(--font-display);
  font-size: clamp(290px, 38vw, 580px);
  line-height: .7;
  font-weight: 700;
  letter-spacing: -.1em;
  opacity: .28;
  -webkit-text-stroke: 1px rgba(160, 210, 232, .09);
  pointer-events: none;
  user-select: none;
}
.hero-side-label {
  position: absolute;
  z-index: 2;
  left: 18px;
  top: 50%;
  color: #506775;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: .18em;
  writing-mode: vertical-rl;
  transform: translateY(-50%) rotate(180deg);
  white-space: nowrap;
}
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(430px, .8fr);
  gap: clamp(40px, 5vw, 82px);
  align-items: center;
  padding-top: 160px;
  padding-bottom: 74px;
  min-height: 760px;
}
.hero-copy { min-width: 0; }
.hero-title {
  margin: 23px 0 27px;
  font-size: clamp(58px, 7.15vw, 104px);
  line-height: .98;
  font-weight: 700;
  letter-spacing: -.075em;
  color: #f3f8fa;
}
.headline-line {
  display: block;
  overflow: hidden;
  padding-bottom: .055em;
  margin-bottom: -.055em;
}
.headline-line > span {
  display: block;
  transform-origin: 0 100%;
  animation: headline-in 1.05s var(--ease) both;
}
.headline-line:nth-child(1) > span { animation-delay: .12s; }
.headline-line:nth-child(2) > span { animation-delay: .24s; }
.hero-title em {
  font-style: normal;
  color: transparent;
  background: linear-gradient(92deg, #f1dedd 4%, var(--cyan) 43%, #a3131b 100%);
  -webkit-background-clip: text;
  background-clip: text;
}
.hero-lede {
  max-width: 570px;
  color: #9bacb8;
  font-size: 15.5px;
  line-height: 1.95;
  letter-spacing: .01em;
}
.hero-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 29px;
  color: #6b818e;
  font-size: 8px;
  letter-spacing: .14em;
}
.hero-meta span::before { content: "//"; margin-right: 6px; color: #3f6272; }
.hero-panel-wrap {
  position: relative;
  width: 100%;
  max-width: 535px;
  justify-self: end;
  padding-top: 14px;
}
.hero-panel-wrap::before {
  content: "SYS.STATUS / ONLINE";
  position: absolute;
  top: -4px;
  right: 3px;
  color: #5b7483;
  font-family: var(--font-mono);
  font-size: 7.5px;
  letter-spacing: .14em;
}
.panel-caption {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-top: 12px;
  color: #5d7381;
  font-size: 7.5px;
  letter-spacing: .1em;
}

/* ---------- telemetry ---------- */
.telemetry {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(114, 200, 229, .25);
  border-radius: 3px;
  background:
    linear-gradient(155deg, rgba(16, 28, 37, .93), rgba(5, 10, 14, .97));
  box-shadow:
    0 34px 90px rgba(0, 0, 0, .48),
    0 0 42px rgba(200, 23, 31, .055),
    inset 0 1px 0 rgba(218, 245, 255, .055);
  color: #dbeaf1;
  font-size: 10px;
}
.telemetry::before,
.telemetry::after {
  content: "";
  position: absolute;
  z-index: 3;
  width: 15px;
  height: 15px;
  pointer-events: none;
  opacity: .7;
}
.telemetry::before {
  top: 8px;
  left: 8px;
  border-top: 1px solid rgba(200, 23, 31, .6);
  border-left: 1px solid rgba(200, 23, 31, .6);
}
.telemetry::after {
  right: 8px;
  bottom: 8px;
  border-right: 1px solid rgba(200, 23, 31, .3);
  border-bottom: 1px solid rgba(200, 23, 31, .3);
}
.telemetry-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 45px;
  padding: 0 18px;
  border-bottom: 1px solid rgba(125, 188, 213, .12);
}
.telemetry-id {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #8ba8b8;
  font-size: 7.5px;
  letter-spacing: .13em;
}
.telemetry-badge {
  padding: 4px 7px;
  border: 1px solid rgba(200, 23, 31, .22);
  border-radius: 1px;
  color: #69c7df;
  font-size: 7px;
  line-height: 1;
  letter-spacing: .12em;
}
.telemetry-chart-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 15px 18px 0;
  color: #8ca6b4;
  font-size: 7.5px;
  letter-spacing: .12em;
}
.telemetry-chart-head .chart-unit { color: #526b79; font-size: 6.8px; }
.telemetry-chart {
  position: relative;
  height: 190px;
  padding: 4px 18px 0;
  overflow: hidden;
}
.telemetry-chart svg { width: 100%; height: 100%; }
.chart-grid-lines line {
  stroke: rgba(135, 190, 215, .1);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}
.telemetry-line {
  fill: none;
  stroke-width: 1.6;
  vector-effect: non-scaling-stroke;
  transition: opacity .4s ease;
}
.line-default { stroke: rgba(187, 210, 221, .34); stroke-dasharray: 4 7; opacity: .7; }
.line-tuned { stroke: var(--cyan); filter: drop-shadow(0 0 5px rgba(200, 23, 31, .5)); }
.telemetry-area { opacity: .8; transition: opacity .4s ease; }
.telemetry-dot {
  fill: var(--cyan);
  filter: drop-shadow(0 0 6px rgba(200, 23, 31, .9));
  transition: opacity .4s ease;
}
.telemetry[data-mode="default"] .line-tuned,
.telemetry[data-mode="default"] .telemetry-area,
.telemetry[data-mode="default"] .telemetry-dot { opacity: .18; }
.telemetry[data-mode="default"] .line-default { opacity: 1; stroke-dasharray: none; }
.telemetry[data-mode="tuned"] .line-default { opacity: .26; }
.chart-scan {
  position: absolute;
  left: 18px;
  right: 18px;
  top: 30%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(200, 23, 31, .23), transparent);
  opacity: .55;
  animation: scan-y 6.5s linear infinite;
  pointer-events: none;
}
.chart-watermark {
  position: absolute;
  right: 19px;
  bottom: 6px;
  color: rgba(137, 187, 207, .26);
  font-size: 6.5px;
  letter-spacing: .12em;
}
.telemetry-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(125, 188, 213, .12);
  border-bottom: 1px solid rgba(125, 188, 213, .12);
}
.t-stat {
  min-width: 0;
  padding: 12px 15px 11px;
  border-right: 1px solid rgba(125, 188, 213, .1);
}
.t-stat:last-child { border-right: 0; }
.t-stat > span {
  display: block;
  color: #627b89;
  font-size: 6.7px;
  line-height: 1.4;
  letter-spacing: .1em;
  white-space: nowrap;
}
.t-stat strong {
  display: inline-block;
  margin-top: 4px;
  color: #f1eee8;
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}
.t-stat strong small {
  margin-left: 3px;
  color: #6e8a99;
  font-family: var(--font-mono);
  font-size: 7px;
  font-weight: 400;
  letter-spacing: .03em;
}
.t-stat em {
  display: block;
  margin-top: 4px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 7.5px;
  font-style: normal;
  letter-spacing: .03em;
}
.telemetry-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  min-height: 43px;
  padding: 0 16px;
}
.mode-switch {
  display: inline-flex;
  padding: 2px;
  border: 1px solid rgba(136, 192, 216, .15);
  border-radius: 2px;
  background: rgba(0, 0, 0, .18);
}
.mode-switch button {
  min-width: 57px;
  padding: 5px 8px;
  border: 0;
  border-radius: 1px;
  background: transparent;
  color: #66808e;
  font-family: var(--font-mono);
  font-size: 6.8px;
  line-height: 1;
  letter-spacing: .1em;
  cursor: pointer;
  transition: background .2s ease, color .2s ease;
}
.mode-switch button.is-active { background: rgba(200, 23, 31, .14); color: var(--cyan); }
.telemetry-footnote { color: #4e6876; font-size: 6.5px; letter-spacing: .08em; white-space: nowrap; }

/* ---------- hero bottom ---------- */
.hero-bottom {
  position: relative;
  z-index: 3;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
  padding-top: 22px;
  padding-bottom: 27px;
  border-top: 1px solid var(--line-soft);
}
.scroll-cue {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: #7f96a4;
  font-size: 7.5px;
  letter-spacing: .16em;
  white-space: nowrap;
}
.scroll-cue .icon { width: 14px; height: 14px; color: var(--cyan); animation: nudge 2.8s ease-in-out infinite; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(95px, 1fr));
  gap: 0;
}
.hero-stats > div {
  min-width: 0;
  padding: 0 20px;
  border-left: 1px solid var(--line-soft);
}
.hero-stats > div:first-child { border-left: 0; }
.hero-stats strong {
  display: block;
  color: #dce9ef;
  font-family: var(--font-display);
  font-size: 21px;
  line-height: 1;
  font-weight: 500;
  letter-spacing: -.02em;
  font-variant-numeric: tabular-nums;
}
.hero-stats strong small { margin-left: 2px; color: #6e8794; font-family: var(--font-mono); font-size: 8px; font-weight: 400; }
.hero-stats span { display: block; margin-top: 7px; color: #5f7683; font-size: 7px; letter-spacing: .1em; white-space: nowrap; }

/* ---------- arena strip ---------- */
.arena-strip {
  position: relative;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: 0;
  height: 54px;
  overflow: hidden;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background: #070a0e;
  color: #8299a6;
}
.arena-label {
  flex: 0 0 auto;
  padding: 0 26px;
  border-right: 1px solid var(--line-soft);
  color: #6f8d9c;
  font-size: 7.5px;
  letter-spacing: .14em;
  white-space: nowrap;
}
.arena-marquee {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.arena-track {
  display: flex;
  align-items: center;
  width: max-content;
  gap: 31px;
  animation: marquee 34s linear infinite;
}
.arena-track span {
  color: #8097a5;
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: .1em;
  white-space: nowrap;
}
.arena-track i {
  width: 4px;
  height: 4px;
  display: inline-block;
  flex: 0 0 auto;
  background: #38525f;
  transform: rotate(45deg);
}
.arena-marquee:hover .arena-track { animation-play-state: paused; }
.arena-note {
  flex: 0 0 auto;
  padding: 0 24px;
  border-left: 1px solid var(--line-soft);
  color: #526a77;
  font-size: 7px;
  letter-spacing: .12em;
  white-space: nowrap;
}

/* ---------- philosophy ---------- */
.philosophy { background: #05080b; overflow: hidden; }
.philosophy::after {
  content: "001";
  position: absolute;
  right: -2%;
  top: 8%;
  color: transparent;
  font-family: var(--font-display);
  font-size: 420px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -.1em;
  -webkit-text-stroke: 1px rgba(127, 177, 200, .05);
  pointer-events: none;
}
.philosophy-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: .96fr 1.04fr;
  gap: clamp(50px, 8vw, 130px);
  align-items: start;
}
.philosophy-copy h2,
.journey-intro h2,
.proof-intro h2,
.pricing-intro h2,
.method-intro h2,
.faq-intro h2 {
  color: #edf4f7;
  font-size: clamp(44px, 5.1vw, 72px);
  line-height: 1.03;
  font-weight: 700;
  letter-spacing: -.065em;
}
.philosophy-copy h2 { max-width: 680px; }
.philosophy-copy .lead {
  max-width: 575px;
  margin-top: 29px;
  color: #94a7b3;
  font-size: 14.5px;
  line-height: 2.02;
}
.philosophy-copy blockquote {
  position: relative;
  max-width: 490px;
  margin-top: 48px;
  padding-left: 21px;
  border-left: 1px solid rgba(200, 23, 31, .5);
  color: #dbe8ee;
  font-size: 15.5px;
  line-height: 1.85;
  letter-spacing: .02em;
}
.philosophy-copy blockquote > span {
  position: absolute;
  left: 9px;
  top: -10px;
  color: var(--cyan);
  font-family: Georgia, serif;
  font-size: 36px;
  line-height: 1;
  opacity: .65;
}
.principle-list { border-top: 1px solid var(--line); }
.principle {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) 20px;
  gap: 19px;
  align-items: start;
  padding: 26px 0 28px;
  border-bottom: 1px solid var(--line);
  transition: border-color .25s ease, padding-left .25s ease;
}
.principle:hover { border-bottom-color: rgba(200, 23, 31, .32); padding-left: 8px; }
.principle-index {
  color: #527181;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .08em;
  transition: color .25s ease;
}
.principle:hover .principle-index { color: var(--cyan); }
.principle h3 {
  color: #dce8ee;
  font-size: 19px;
  line-height: 1.35;
  font-weight: 600;
  letter-spacing: -.015em;
}
.principle p {
  max-width: 455px;
  margin-top: 10px;
  color: #8397a4;
  font-size: 12.8px;
  line-height: 1.9;
}
.principle-arrow { width: 15px; height: 15px; margin-top: 5px; color: #526b79; transition: color .25s ease, transform .25s ease; }
.principle:hover .principle-arrow { color: var(--cyan); transform: translate(3px, -3px); }
.philosophy-foot {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 64px;
  padding-top: 15px;
  border-top: 1px solid var(--line-soft);
  color: #536b78;
  font-size: 7.5px;
  letter-spacing: .12em;
}

/* ---------- journey ---------- */
.journey {
  background:
    radial-gradient(ellipse 55% 55% at 18% 30%, rgba(23, 80, 103, .14), transparent 70%),
    #070b0f;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}
.journey-grid {
  display: grid;
  grid-template-columns: .78fr 1.22fr;
  gap: clamp(50px, 8vw, 125px);
  align-items: start;
}
.journey-intro {
  position: sticky;
  top: 124px;
  align-self: start;
}
.journey-intro h2 { max-width: 480px; }
.journey-intro > p {
  max-width: 395px;
  margin-top: 26px;
  color: #8da1ad;
  font-size: 13.5px;
  line-height: 1.95;
}
.journey-counter {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-top: 38px;
  color: var(--cyan);
  font-family: var(--font-display);
  font-variant-numeric: tabular-nums;
}
.journey-counter span { font-size: 58px; line-height: .85; font-weight: 500; letter-spacing: -.05em; }
.journey-counter i { color: #536d7c; font-family: var(--font-mono); font-size: 10px; font-style: normal; letter-spacing: .1em; }
.signal-track {
  position: relative;
  width: 230px;
  height: 22px;
  margin-top: 29px;
}
.signal-line,
.signal-progress {
  position: absolute;
  left: 0;
  top: 10px;
  height: 1px;
  background: rgba(129, 178, 198, .19);
}
.signal-line { right: 0; }
.signal-progress { width: 0; background: rgba(200, 23, 31, .7); box-shadow: 0 0 8px rgba(200, 23, 31, .3); transition: width .4s var(--ease); }
.signal-track i {
  position: absolute;
  top: 8px;
  left: var(--x);
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #395766;
  transform: translateX(-50%);
}
.signal-head {
  position: absolute;
  top: 7px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(200, 23, 31, .07), 0 0 12px rgba(200, 23, 31, .7);
  transform: translateX(-50%);
  transition: left .4s var(--ease);
}
.journey-note {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 28px;
  color: #607987;
  font-size: 9px;
  letter-spacing: .03em;
}
.station-list { border-top: 1px solid var(--line); }
.station { border-bottom: 1px solid var(--line); transition: background .3s ease; }
.station.is-open { background: linear-gradient(90deg, rgba(200, 23, 31, .035), transparent 68%); }
.station-trigger {
  display: grid;
  grid-template-columns: 35px minmax(0, 1fr) auto 17px;
  gap: 13px;
  align-items: center;
  width: 100%;
  padding: 23px 0;
  border: 0;
  background: none;
  text-align: left;
  cursor: pointer;
}
.station-num {
  color: #536e7c;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .06em;
  transition: color .25s ease;
}
.station.is-open .station-num { color: var(--cyan); }
.station-name {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 11px;
  color: #b8c9d2;
  font-size: 17px;
  line-height: 1.35;
  font-weight: 500;
  letter-spacing: -.01em;
  transition: color .25s ease;
}
.station.is-open .station-name { color: #eff7fa; }
.station-name em {
  color: #55707f;
  font-family: var(--font-mono);
  font-size: 7.5px;
  font-style: normal;
  letter-spacing: .07em;
}
.station-meta { color: #5b7381; font-family: var(--font-mono); font-size: 7.5px; letter-spacing: .05em; white-space: nowrap; }
.station-plus { width: 13px; height: 13px; color: #607b89; transition: transform .35s var(--ease), color .25s ease; }
.station.is-open .station-plus { color: var(--cyan); transform: rotate(45deg); }
.station-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .45s var(--ease);
}
.station.is-open .station-panel { grid-template-rows: 1fr; }
.station-panel-inner { overflow: hidden; padding-left: 48px; }
.station-panel-inner > p {
  max-width: 540px;
  padding-bottom: 13px;
  color: #8da3af;
  font-size: 13px;
  line-height: 1.9;
}
.station-tags { display: flex; flex-wrap: wrap; gap: 7px; padding-bottom: 23px; }
.station-tags span {
  padding: 4px 7px;
  border: 1px solid rgba(131, 184, 207, .17);
  color: #6f8b99;
  font-family: var(--font-mono);
  font-size: 7px;
  line-height: 1;
  letter-spacing: .06em;
}
.journey-foot {
  margin-top: 33px;
  padding-top: 14px;
  border-top: 1px solid var(--line-soft);
  color: #536c79;
  font-size: 9px;
  letter-spacing: .03em;
}

/* ---------- proof ---------- */
.proof {
  background:
    radial-gradient(ellipse 70% 50% at 85% 0%, rgba(25, 78, 99, .15), transparent 70%),
    #06090c;
}
.proof-intro {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 75px;
  align-items: end;
  margin-bottom: 40px;
}
.proof-intro h2 { max-width: 700px; }
.proof-intro > p { max-width: 460px; justify-self: end; color: #8da3ae; font-size: 13px; line-height: 1.95; }
.benchmark {
  position: relative;
  border: 1px solid rgba(136, 186, 209, .18);
  border-radius: 2px;
  background: linear-gradient(160deg, rgba(12, 20, 27, .95), rgba(5, 10, 14, .97));
  box-shadow: 0 30px 70px rgba(0, 0, 0, .2);
}
.benchmark::before,
.benchmark::after {
  content: "";
  position: absolute;
  width: 13px;
  height: 13px;
  pointer-events: none;
}
.benchmark::before { top: -1px; left: -1px; border-top: 1px solid rgba(200, 23, 31, .55); border-left: 1px solid rgba(200, 23, 31, .55); }
.benchmark::after { right: -1px; bottom: -1px; border-right: 1px solid rgba(200, 23, 31, .28); border-bottom: 1px solid rgba(200, 23, 31, .28); }
.benchmark-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line-soft);
}
.game-tabs { display: flex; flex-wrap: wrap; gap: 4px; }
.game-tab {
  padding: 7px 11px;
  border: 1px solid transparent;
  border-radius: 1px;
  background: none;
  color: #6f8795;
  font-family: var(--font-mono);
  font-size: 8px;
  line-height: 1;
  letter-spacing: .06em;
  cursor: pointer;
  transition: color .2s ease, background .2s ease, border-color .2s ease;
}
.game-tab:hover { color: #c0d5df; }
.game-tab.is-active {
  border-color: rgba(200, 23, 31, .25);
  background: rgba(200, 23, 31, .07);
  color: var(--cyan);
}
.sim-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #5f7987;
  font-family: var(--font-mono);
  font-size: 7px;
  letter-spacing: .1em;
  white-space: nowrap;
}
.sim-badge i { width: 4px; height: 4px; background: var(--red); }
.benchmark-body { display: grid; grid-template-columns: 1.55fr .75fr; }
.bench-chart { min-width: 0; padding: 18px 20px 12px; border-right: 1px solid var(--line-soft); }
.bench-chart-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 20px; }
.chart-title { display: block; color: #a7c0cc; font-size: 8px; letter-spacing: .11em; }
.chart-sub { display: block; margin-top: 5px; color: #4e6876; font-family: var(--font-mono); font-size: 6.8px; letter-spacing: .08em; }
.chart-legend { display: flex; align-items: center; gap: 14px; color: #637c89; font-family: var(--font-mono); font-size: 7px; letter-spacing: .06em; }
.chart-legend span { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.legend-dash,
.legend-solid { display: inline-block; width: 18px; height: 1px; }
.legend-dash { background: repeating-linear-gradient(90deg, #839daa 0 3px, transparent 3px 6px); }
.legend-solid { background: var(--cyan); }
.bench-svg-wrap { position: relative; height: 258px; margin-top: 8px; }
#benchmark-chart { width: 100%; height: 100%; }
.bench-grid-lines line { stroke: rgba(137, 188, 209, .09); stroke-width: 1; vector-effect: non-scaling-stroke; }
.bench-axis text { fill: #526b79; font-family: var(--font-mono); font-size: 8px; letter-spacing: .04em; }
.bench-line { fill: none; stroke-width: 1.5; vector-effect: non-scaling-stroke; }
.bench-line.before { stroke: rgba(154, 179, 191, .45); stroke-dasharray: 4 6; }
.bench-line.after { stroke: var(--cyan); filter: drop-shadow(0 0 5px rgba(200, 23, 31, .28)); }
.bench-area { opacity: .8; }
.bench-end-dot { fill: var(--cyan); filter: drop-shadow(0 0 5px rgba(200, 23, 31, .8)); }
.bench-axis-caption {
  position: absolute;
  left: 4px;
  top: 50%;
  color: #415b68;
  font-family: var(--font-mono);
  font-size: 6.5px;
  letter-spacing: .08em;
  transform: rotate(-90deg) translateX(-50%);
  transform-origin: left top;
  white-space: nowrap;
}
.bench-chart-foot {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 8px;
  color: #4e6875;
  font-family: var(--font-mono);
  font-size: 6.5px;
  letter-spacing: .08em;
}
.bench-metrics { display: flex; flex-direction: column; }
.metric-card {
  flex: 1;
  padding: 18px 18px 16px;
  border-bottom: 1px solid var(--line-soft);
}
.metric-card:last-child { border-bottom: 0; }
.metric-head { display: flex; justify-content: space-between; gap: 10px; color: #627c89; font-family: var(--font-mono); font-size: 7px; letter-spacing: .1em; }
.metric-head em { color: var(--cyan); font-style: normal; letter-spacing: .03em; }
.metric-value { display: flex; align-items: baseline; gap: 5px; margin-top: 9px; }
.metric-value strong {
  color: #e4f2f7;
  font-family: var(--font-display);
  font-size: 34px;
  line-height: .9;
  font-weight: 500;
  letter-spacing: -.04em;
  font-variant-numeric: tabular-nums;
}
.metric-value small { color: #668391; font-family: var(--font-mono); font-size: 7px; letter-spacing: .05em; }
.metric-before { margin-top: 7px; color: #546e7c; font-family: var(--font-mono); font-size: 6.7px; letter-spacing: .06em; }
.metric-before span { color: #8ca1ad; }
.metric-track { height: 2px; margin-top: 11px; overflow: hidden; background: rgba(125, 173, 194, .12); }
.metric-track span { display: block; height: 100%; background: linear-gradient(90deg, rgba(200, 23, 31, .38), var(--cyan)); transition: width .8s var(--ease); }
.benchmark-foot {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  padding: 11px 18px;
  border-top: 1px solid var(--line-soft);
  color: #536d7a;
  font-family: var(--font-mono);
  font-size: 6.8px;
  line-height: 1.6;
  letter-spacing: .04em;
}
.benchmark-foot span:first-child { display: inline-flex; align-items: center; gap: 7px; white-space: nowrap; }

/* ---------- pricing ---------- */
.pricing {
  position: relative;
  overflow: hidden;
  background-color: var(--paper);
  background-image:
    linear-gradient(rgba(20, 25, 27, .035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 25, 27, .035) 1px, transparent 1px);
  background-size: 78px 78px;
  color: #0c0e10;
}
.pricing::before {
  content: "¥";
  position: absolute;
  right: 2%;
  top: 2%;
  color: transparent;
  font-family: var(--font-display);
  font-size: 520px;
  line-height: 1;
  font-weight: 700;
  -webkit-text-stroke: 1px rgba(15, 20, 23, .055);
  pointer-events: none;
}
.pricing .section-head { border-top-color: rgba(15, 20, 23, .17); color: #6c6e6f; }
.pricing .section-label { color: #6d6f70; }
.pricing .section-label b { color: #b52b37; }
.pricing .section-side { color: #747677; }
.pricing-intro {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: end;
  margin-bottom: 48px;
}
.pricing-intro h2 {
  color: #0c0e10;
  max-width: 650px;
}
.pricing-intro > p {
  justify-self: end;
  max-width: 410px;
  color: #56595b;
  font-size: 13px;
  line-height: 1.9;
}
.plans {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  align-items: stretch;
}
.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 28px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, .09);
  border-radius: 2px;
  background:
    radial-gradient(ellipse 70% 55% at 15% 0%, rgba(102, 25, 35, .2), transparent 70%),
    linear-gradient(155deg, #0e1115 0%, #07090c 70%);
  color: var(--text);
  box-shadow: 0 28px 70px rgba(20, 22, 22, .19);
}
.plan::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(200, 23, 31, .7) 30%, rgba(200, 23, 31, .1));
}
.plan-u2oc {
  background:
    radial-gradient(ellipse 70% 55% at 15% 0%, rgba(22, 96, 123, .2), transparent 70%),
    linear-gradient(155deg, #0a1117 0%, #060a0e 70%);
}
.plan-u2oc::before { background: linear-gradient(90deg, transparent, rgba(200, 23, 31, .75) 30%, rgba(200, 23, 31, .1)); }
.plan::after {
  content: "";
  position: absolute;
  right: -45px;
  top: -70px;
  width: 190px;
  height: 190px;
  border: 1px solid rgba(255, 255, 255, .05);
  border-radius: 50%;
  pointer-events: none;
}
.plan-core::after { border-color: rgba(200, 23, 31, .11); }
.plan-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.plan-code { color: #70818b; font-family: var(--font-mono); font-size: 7.5px; letter-spacing: .1em; }
.plan-tag {
  padding: 4px 7px;
  border: 1px solid rgba(200, 23, 31, .3);
  color: #cf2b33;
  font-family: var(--font-mono);
  font-size: 7px;
  line-height: 1;
  letter-spacing: .04em;
  white-space: nowrap;
}
.plan-tag-cyan { border-color: rgba(200, 23, 31, .28); color: var(--cyan); }
.plan-title-row { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 31px; }
.plan h3 { color: #f0f6f8; font-size: 33px; line-height: 1.1; font-weight: 600; letter-spacing: -.045em; }
.plan-arrow { color: #546a76; font-family: var(--font-display); font-size: 21px; line-height: 1; }
.plan-desc { max-width: 465px; margin-top: 11px; color: #899ca6; font-size: 12.5px; line-height: 1.8; }
.plan-price { display: flex; align-items: baseline; margin-top: 24px; color: #f1f7f8; }
.plan-price .currency { margin-right: 4px; color: #95a8b2; font-family: var(--font-mono); font-size: 17px; font-weight: 400; }
.plan-price strong {
  font-family: var(--font-display);
  font-size: clamp(62px, 6.5vw, 82px);
  line-height: .8;
  font-weight: 500;
  letter-spacing: -.07em;
  font-variant-numeric: tabular-nums;
}
.plan-u2oc .plan-price strong { color: #f1eee8; }
.plan-price .unit { margin-left: 9px; color: #748c96; font-family: var(--font-mono); font-size: 8px; letter-spacing: .06em; }
.plan-list { margin-top: 26px; border-top: 1px solid rgba(149, 194, 211, .13); }
.plan-list li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(149, 194, 211, .09);
  color: #b2c2cb;
  font-size: 11.5px;
  line-height: 1.55;
}
.plan-list .icon { width: 12px; height: 12px; margin-top: 3px; color: var(--cyan); opacity: .8; }
.plan-core .plan-list .icon { color: #ff8b94; }
.price-table { margin-top: 24px; border-top: 1px solid rgba(149, 194, 211, .13); }
.price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  min-height: 38px;
  padding: 7px 0;
  border-bottom: 1px solid rgba(149, 194, 211, .09);
  color: #b3c4cd;
  font-size: 11.5px;
}
.price-row > span { display: flex; align-items: center; gap: 7px; }
.price-row strong { color: #e0f0f5; font-family: var(--font-display); font-size: 17px; line-height: 1; font-weight: 500; letter-spacing: -.01em; white-space: nowrap; }
.price-row strong i { margin-right: 2px; color: #6c8794; font-family: var(--font-mono); font-size: 8px; font-style: normal; font-weight: 400; }
.price-row em {
  padding: 3px 4px;
  border: 1px solid rgba(200, 23, 31, .18);
  color: #6fbdce;
  font-family: var(--font-sans);
  font-size: 7px;
  font-style: normal;
  line-height: 1;
}
.price-row-addon { border-bottom: 0; color: #9ec3cf; }
.price-row-addon strong { color: var(--cyan); }
.plan-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: auto;
  padding-top: 25px;
}
.plan-foot > span { max-width: 185px; color: #5f7480; font-family: var(--font-mono); font-size: 7px; line-height: 1.6; letter-spacing: .02em; }
.button-plan-light,
.button-plan-cyan {
  min-height: 43px;
  padding: 0 14px;
  font-size: 11px;
  letter-spacing: .02em;
}
.button-plan-light { background: #f1eee8; border-color: #f1eee8; color: #0a0c0e; }
.button-plan-light:hover { background: #fff; border-color: #fff; }
.button-plan-cyan { background: var(--cyan); border-color: var(--cyan); color: #041014; }
.button-plan-cyan:hover { background: #f1eee8; border-color: #f1eee8; }
.pricing-note {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 50px;
  margin-top: 24px;
  padding-top: 17px;
  border-top: 1px solid rgba(15, 20, 23, .16);
  color: #64676a;
  font-size: 9.5px;
  line-height: 1.8;
}
.pricing-note p { max-width: 750px; }
.pricing-note > span { flex: 0 0 auto; font-family: var(--font-mono); font-size: 7.5px; letter-spacing: .1em; color: #74797b; }
.pricing-helper {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 30px;
  padding-top: 21px;
  border-top: 1px solid rgba(15, 20, 23, .16);
  color: #333638;
  font-size: 12.5px;
}
.pricing-helper > div { display: flex; align-items: center; gap: 12px; }
.pricing-helper > div > span { color: #8a8c8d; font-family: var(--font-mono); font-size: 7px; letter-spacing: .1em; }
.pricing-helper .text-button { color: #15181a; border-color: rgba(15, 20, 23, .28); }
.pricing-helper .text-button:hover { color: #a51f2a; border-color: #a51f2a; }

/* ---------- method ---------- */
.method {
  background:
    radial-gradient(ellipse 60% 45% at 82% 25%, rgba(22, 68, 85, .1), transparent 70%),
    #06090c;
}
.method-intro {
  display: grid;
  grid-template-columns: 1.08fr .92fr;
  gap: 75px;
  align-items: end;
}
.method-intro h2 { max-width: 700px; }
.method-intro p { justify-self: end; max-width: 410px; color: #8da2ad; font-size: 13px; line-height: 1.95; }
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  margin-top: 55px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--line-soft);
}
.step {
  min-height: 203px;
  padding: 23px 23px 24px 0;
  background: #06090c;
}
.step:not(:first-child) { padding-left: 23px; }
.step-num { color: var(--cyan); font-family: var(--font-mono); font-size: 8px; letter-spacing: .08em; }
.step h3 { margin-top: 22px; color: #dfeaf0; font-size: 19px; line-height: 1.3; font-weight: 600; letter-spacing: -.015em; }
.step p { margin-top: 12px; max-width: 245px; color: #8298a4; font-size: 12px; line-height: 1.85; }
.step-meta { display: block; margin-top: 21px; color: #4e6a78; font-size: 7px; letter-spacing: .13em; }
.boundary {
  display: grid;
  grid-template-columns: .83fr 1.17fr;
  gap: clamp(35px, 6vw, 90px);
  margin-top: 82px;
  padding: 34px;
  border: 1px solid var(--line);
  background:
    linear-gradient(120deg, rgba(17, 30, 39, .75), rgba(7, 12, 16, .7));
}
.micro-label { display: block; color: #5e7c8b; font-size: 7.5px; letter-spacing: .13em; }
.boundary-intro h3 { margin-top: 27px; color: #eaf3f6; font-size: clamp(28px, 3vw, 39px); line-height: 1.16; font-weight: 600; letter-spacing: -.045em; }
.boundary-intro p { max-width: 350px; margin-top: 17px; color: #8499a5; font-size: 12px; line-height: 1.9; }
.boundary-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 35px; }
.boundary-col h4 { display: flex; align-items: center; justify-content: space-between; gap: 15px; padding-bottom: 12px; border-bottom: 1px solid var(--line); color: #d5e4ea; font-size: 12px; line-height: 1.4; font-weight: 600; letter-spacing: .03em; }
.boundary-col h4 .icon { width: 14px; height: 14px; color: var(--cyan); }
.boundary-col li { position: relative; padding: 11px 0 11px 15px; border-bottom: 1px solid var(--line-soft); color: #8da2ad; font-size: 11.5px; line-height: 1.55; }
.boundary-col li::before { content: ""; position: absolute; left: 0; top: 19px; width: 4px; height: 4px; background: var(--cyan); opacity: .7; }
.boundary-no h4 .icon { color: #75818a; }
.boundary-no li::before { background: #61727c; }
.boundary-no li { color: #748892; }
.method-quote {
  max-width: 780px;
  margin: 100px auto 0;
  color: #d9e6ec;
  font-size: clamp(26px, 3.2vw, 42px);
  line-height: 1.4;
  font-weight: 500;
  letter-spacing: -.045em;
  text-align: center;
}

/* ---------- FAQ ---------- */
.faq {
  background: #05080b;
  border-top: 1px solid var(--line-soft);
}
.faq-grid {
  display: grid;
  grid-template-columns: .73fr 1.27fr;
  gap: clamp(45px, 8vw, 120px);
  align-items: start;
}
.faq-intro { position: sticky; top: 124px; }
.faq-intro .section-head { margin-bottom: 38px; }
.faq-intro h2 { max-width: 430px; }
.faq-intro > p { max-width: 340px; margin-top: 24px; color: #8b9eaa; font-size: 13px; line-height: 1.95; }
.faq-intro > .text-button { margin-top: 30px; }
.faq-list { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  display: flex;
  align-items: flex-start;
  gap: 17px;
  padding: 21px 0;
  color: #d4e2e9;
  font-size: 14.5px;
  line-height: 1.5;
  list-style: none;
  cursor: pointer;
  transition: color .2s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--cyan); }
.faq-num { flex: 0 0 23px; color: #58717f; font-family: var(--font-mono); font-size: 8px; line-height: 2; letter-spacing: .04em; }
.faq-item summary > span:nth-child(2) { flex: 1; }
.faq-toggle { position: relative; flex: 0 0 12px; width: 12px; height: 12px; margin-top: 5px; }
.faq-toggle::before,
.faq-toggle::after { content: ""; position: absolute; background: #64818e; transition: transform .3s var(--ease), background .2s ease; }
.faq-toggle::before { top: 5px; left: 0; width: 12px; height: 1px; }
.faq-toggle::after { top: 0; left: 5px; width: 1px; height: 12px; }
.faq-item[open] .faq-toggle::before { background: var(--cyan); }
.faq-item[open] .faq-toggle::after { transform: rotate(90deg); background: var(--cyan); }
.faq-answer {
  max-width: 650px;
  padding: 0 35px 23px 40px;
  color: #8397a3;
  font-size: 12.5px;
  line-height: 1.95;
}

/* ---------- final CTA ---------- */
.final-cta {
  position: relative;
  overflow: hidden;
  padding: 132px 0 122px;
  border-top: 1px solid var(--line);
  background: #04070a;
}
.final-glow {
  position: absolute;
  left: 50%;
  top: 42%;
  width: 760px;
  height: 500px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(30, 135, 165, .18), transparent 68%);
  filter: blur(12px);
  pointer-events: none;
}
.final-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(133, 183, 205, .055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(133, 183, 205, .045) 1px, transparent 1px);
  background-size: 112px 112px;
  mask-image: radial-gradient(ellipse 65% 65% at 50% 43%, #000, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 65% 65% at 50% 43%, #000, transparent 75%);
  pointer-events: none;
}
.final-ghost {
  position: absolute;
  left: 50%;
  top: 49%;
  color: transparent;
  font-family: var(--font-display);
  font-size: clamp(330px, 48vw, 760px);
  line-height: .7;
  font-weight: 700;
  letter-spacing: -.12em;
  transform: translate(-50%, -50%);
  -webkit-text-stroke: 1px rgba(150, 205, 226, .07);
  pointer-events: none;
  user-select: none;
}
.final-inner { position: relative; z-index: 2; text-align: center; }
.final-meta {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding-top: 15px;
  border-top: 1px solid var(--line);
  color: #5f7886;
  font-size: 7.5px;
  letter-spacing: .13em;
}
.final-cta h2 {
  margin-top: 63px;
  color: #edf5f8;
  font-size: clamp(62px, 9.5vw, 126px);
  line-height: .94;
  font-weight: 700;
  letter-spacing: -.08em;
}
.final-cta h2 .stroke-text { -webkit-text-stroke-color: rgba(231, 242, 248, .42); }
.final-cta p {
  max-width: 570px;
  margin: 29px auto 0;
  color: #92a6b2;
  font-size: 14px;
  line-height: 1.9;
}
.final-actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin-top: 35px; }
.final-specs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 22px;
  margin-top: 44px;
  color: #57717e;
  font-size: 7px;
  letter-spacing: .11em;
}
.final-specs span + span::before { content: "/"; margin-right: 22px; color: #314a56; }

/* ---------- footer ---------- */
.site-footer {
  background: #040609;
  border-top: 1px solid var(--line-soft);
  padding: 54px 0 22px;
}
.footer-main {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 80px;
  padding-bottom: 48px;
}
.brand-footer .brand-word { font-size: 26px; }
.footer-brand p { margin-top: 21px; color: #8196a2; font-size: 12.5px; line-height: 1.9; }
.footer-build { display: block; margin-top: 18px; color: #526a77; font-size: 7px; letter-spacing: .11em; }
.footer-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }
.footer-label { display: block; margin-bottom: 15px; color: #506a77; font-family: var(--font-mono); font-size: 7px; letter-spacing: .12em; }
.footer-links a,
.footer-links button {
  display: block;
  width: fit-content;
  margin-top: 10px;
  padding: 0;
  border: 0;
  background: none;
  color: #a1b3bd;
  font-family: var(--font-sans);
  font-size: 11.5px;
  line-height: 1.5;
  text-align: left;
  cursor: pointer;
  transition: color .2s ease;
}
.footer-links a:hover,
.footer-links button:hover { color: var(--cyan); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding-top: 17px;
  border-top: 1px solid var(--line-soft);
  color: #4e6875;
  font-size: 6.8px;
  line-height: 1.7;
  letter-spacing: .04em;
}
.footer-disclaimer { max-width: 590px; text-align: center; }
.footer-bottom a { color: #8198a4; white-space: nowrap; }
.footer-bottom a:hover { color: var(--cyan); }

/* ---------- booking dialog ---------- */
.booking-dialog {
  width: min(720px, calc(100vw - 32px));
  max-height: min(90vh, 880px);
  padding: 0;
  border: 1px solid rgba(200, 23, 31, .25);
  border-radius: 3px;
  background: #080d12;
  color: var(--text);
  box-shadow: 0 40px 120px rgba(0, 0, 0, .7), 0 0 50px rgba(32, 133, 163, .08);
  overflow: auto;
}
.booking-dialog::backdrop { background: rgba(2, 5, 8, .82); backdrop-filter: blur(10px); }
.booking-dialog[open] { animation: dialog-in .25s var(--ease) both; }
.booking-shell { position: relative; padding: 33px 36px 35px; }
.dialog-close {
  position: absolute;
  top: 17px;
  right: 17px;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 1px;
  background: rgba(255, 255, 255, .02);
  color: #91a7b3;
  cursor: pointer;
  transition: color .2s ease, border-color .2s ease;
}
.dialog-close:hover { color: var(--cyan); border-color: rgba(200, 23, 31, .5); }
.dialog-close .icon { width: 15px; height: 15px; }
.booking-header { padding-right: 34px; }
.booking-header .section-label { color: #607b8a; }
.booking-header h2 { margin-top: 24px; color: #edf5f8; font-size: 32px; line-height: 1.15; letter-spacing: -.04em; font-weight: 600; }
.booking-header p { max-width: 560px; margin-top: 11px; color: #8297a3; font-size: 11.5px; line-height: 1.8; }
.booking-form { margin-top: 26px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 15px; }
.form-field { display: block; }
.form-full { grid-column: 1 / -1; }
.form-field > span { display: block; margin-bottom: 7px; color: #6b8390; font-family: var(--font-mono); font-size: 7.5px; letter-spacing: .05em; }
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  padding: 0 12px;
  border: 1px solid rgba(139, 188, 207, .17);
  border-radius: 1px;
  background: rgba(4, 9, 13, .74);
  color: #e1edf2;
  font-family: var(--font-sans);
  font-size: 12px;
  line-height: 1.5;
  outline: 0;
  transition: border-color .2s ease, background .2s ease;
}
.form-field input,
.form-field select { height: 41px; }
.form-field textarea { min-height: 82px; padding-top: 11px; resize: vertical; }
.form-field input::placeholder,
.form-field textarea::placeholder { color: #4f6673; }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus { border-color: rgba(200, 23, 31, .6); background: rgba(7, 17, 23, .9); }
.form-field input:user-invalid,
.form-field select:user-invalid { border-color: rgba(200, 23, 31, .65); }
.form-field select { appearance: none; background-image: linear-gradient(45deg, transparent 50%, #68818e 50%), linear-gradient(135deg, #68818e 50%, transparent 50%); background-position: calc(100% - 15px) 17px, calc(100% - 10px) 17px; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; padding-right: 30px; }
.booking-form-foot { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line-soft); }
.form-privacy { display: flex; align-items: center; gap: 7px; color: #58717e; font-family: var(--font-mono); font-size: 7px; letter-spacing: .04em; }
.booking-form-foot .button { min-height: 44px; font-size: 12px; }
.booking-result[hidden] { display: none; }
.booking-result { padding-top: 25px; }
.booking-result h3 { margin-top: 24px; color: #edf5f8; font-size: 28px; line-height: 1.2; letter-spacing: -.035em; font-weight: 600; }
.booking-result > p { max-width: 565px; margin-top: 9px; color: #8196a2; font-size: 11.5px; line-height: 1.8; }
.booking-result pre {
  margin: 17px 0 0;
  padding: 16px;
  border: 1px solid rgba(139, 188, 207, .16);
  background: rgba(4, 9, 13, .7);
  color: #b6c9d3;
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.8;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.booking-result-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 18px; margin-top: 18px; }
.copy-feedback { display: block; margin-top: 12px; color: var(--cyan); font-size: 10.5px; }

/* ---------- keyframes ---------- */
@keyframes pulse {
  0%, 100% { opacity: .55; box-shadow: 0 0 0 3px rgba(200, 23, 31, .05), 0 0 8px rgba(200, 23, 31, .36); }
  50% { opacity: 1; box-shadow: 0 0 0 4px rgba(200, 23, 31, .11), 0 0 15px rgba(200, 23, 31, .7); }
}
@keyframes headline-in {
  from { opacity: 0; transform: translateY(112%); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes scan-y {
  0% { top: 18%; opacity: 0; }
  12% { opacity: .5; }
  50% { top: 86%; opacity: .35; }
  68%, 100% { top: 86%; opacity: 0; }
}
@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@keyframes nudge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(4px); }
}
@keyframes dialog-in {
  from { opacity: 0; transform: translateY(14px) scale(.99); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1180px) {
  .brand-meta { display: none; }
  .hero-inner { grid-template-columns: minmax(0, 1fr) minmax(400px, .8fr); gap: 40px; }
  .hero-title { font-size: clamp(55px, 7.3vw, 88px); }
  .hero-side-label { display: none; }
  .philosophy-grid, .journey-grid { gap: 55px; }
  .pricing-intro, .method-intro { gap: 55px; }
}
@media (max-width: 1020px) {
  .section { padding: 110px 0; }
  .primary-nav { gap: 18px; }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 60px;
    padding-top: 136px;
    padding-bottom: 60px;
    min-height: 0;
  }
  .hero-copy { max-width: 760px; }
  .hero-panel-wrap { justify-self: start; max-width: 590px; width: 100%; }
  .hero-title { font-size: clamp(60px, 9.6vw, 96px); }
  .hero-bottom { margin-top: 20px; }
  .philosophy-grid,
  .journey-grid,
  .proof-intro,
  .pricing-intro,
  .method-intro,
  .faq-grid {
    grid-template-columns: 1fr;
    gap: 42px;
  }
  .journey-intro, .faq-intro { position: relative; top: auto; }
  .journey-intro > p, .faq-intro > p { max-width: 560px; }
  .proof-intro > p, .pricing-intro > p, .method-intro p { justify-self: start; max-width: 550px; }
  .benchmark-body { grid-template-columns: 1fr; }
  .bench-chart { border-right: 0; border-bottom: 1px solid var(--line-soft); }
  .bench-metrics { display: grid; grid-template-columns: repeat(3, 1fr); }
  .metric-card { border-right: 1px solid var(--line-soft); border-bottom: 0; }
  .metric-card:last-child { border-right: 0; }
  .plans { gap: 18px; }
  .plan { padding: 25px; }
  .plan-price strong { font-size: 68px; }
  .steps { grid-template-columns: 1fr 1fr; }
  .step { min-height: 180px; border-bottom: 1px solid var(--line-soft); }
  .step:nth-child(odd) { padding-left: 0; }
  .step:nth-child(even) { padding-left: 23px; }
  .step:nth-last-child(-n+2) { border-bottom: 0; }
  .boundary { grid-template-columns: 1fr; gap: 35px; }
  .boundary-intro p { max-width: 520px; }
  .footer-main { grid-template-columns: 1fr 1.4fr; gap: 45px; }
  .hero-stats { grid-template-columns: repeat(4, 1fr); }
  .hero-stats > div { padding: 0 14px; }
}
@media (max-width: 800px) {
  .primary-nav { display: none; }
  .menu-toggle { display: block; }
  .header-inner { height: 70px; }
  .site-header .button-header { display: none; }
  .section { padding: 92px 0; }
  .section-head { margin-bottom: 38px; padding-top: 12px; }
  .section-side { display: none; }
  .hero-inner { padding-top: 116px; }
  .hero-title { font-size: clamp(52px, 11.2vw, 78px); }
  .hero-lede { font-size: 14px; }
  .hero-title { margin-top: 19px; }
  .hero-actions { margin-top: 28px; }
  .hero-panel-wrap::before { display: none; }
  .telemetry-chart { height: 175px; }
  .hero-bottom { display: block; }
  .scroll-cue { margin-bottom: 24px; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: 21px 0; }
  .hero-stats > div:nth-child(3) { border-left: 0; }
  .arena-label, .arena-note { display: none; }
  .arena-strip { height: 48px; }
  .philosophy::after { font-size: 290px; }
  .philosophy-copy h2, .journey-intro h2, .proof-intro h2, .pricing-intro h2, .method-intro h2, .faq-intro h2 { font-size: clamp(41px, 8vw, 58px); }
  .terminal-panel { max-width: 100%; }
  .principle { grid-template-columns: 33px minmax(0, 1fr) 16px; gap: 13px; }
  .principle h3 { font-size: 17px; }
  .station-trigger { grid-template-columns: 28px minmax(0, 1fr) 16px; gap: 10px; }
  .station-meta { display: none; }
  .station-name { font-size: 15.5px; }
  .station-panel-inner { padding-left: 38px; }
  .benchmark-top { align-items: flex-start; flex-direction: column; gap: 12px; }
  .bench-chart { padding: 15px 14px 10px; }
  .bench-svg-wrap { height: 220px; }
  .benchmark-foot { flex-direction: column; gap: 5px; }
  .metric-card { padding: 15px 12px; }
  .metric-value strong { font-size: 27px; }
  .pricing { padding: 92px 0; }
  .pricing::before { font-size: 340px; }
  .plans { grid-template-columns: 1fr; }
  .plan { min-height: 0; padding: 26px; }
  .plan h3 { font-size: 30px; }
  .plan-price strong { font-size: clamp(62px, 12vw, 78px); }
  .pricing-note { flex-direction: column; gap: 10px; }
  .pricing-helper { align-items: flex-start; flex-direction: column; gap: 12px; }
  .steps { margin-top: 38px; }
  .step { min-height: 0; padding: 21px 18px 23px 0; }
  .step:nth-child(even) { padding-left: 18px; }
  .boundary { margin-top: 55px; padding: 23px; }
  .boundary-columns { grid-template-columns: 1fr; gap: 30px; }
  .method-quote { margin-top: 65px; font-size: clamp(25px, 5vw, 32px); }
  .faq-intro .section-head { margin-bottom: 28px; }
  .faq-answer { padding-left: 40px; padding-right: 15px; }
  .final-cta { padding: 100px 0 90px; }
  .final-cta h2 { margin-top: 45px; font-size: clamp(56px, 12vw, 92px); }
  .final-cta p { font-size: 13px; }
  .final-specs { gap: 12px 14px; }
  .final-specs span + span::before { margin-right: 14px; }
  .footer-main { grid-template-columns: 1fr; gap: 34px; padding-bottom: 35px; }
  .footer-links { gap: 25px; }
  .footer-bottom { flex-wrap: wrap; gap: 9px 22px; }
  .footer-disclaimer { max-width: none; text-align: left; order: 3; width: 100%; }
  .booking-shell { padding: 27px 22px 26px; }
  .booking-header { padding-right: 28px; }
  .booking-header h2 { font-size: 27px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-full { grid-column: auto; }
  .booking-form-foot { align-items: flex-start; flex-direction: column; gap: 15px; }
  .booking-form-foot .button { width: 100%; }
  .booking-result-actions { align-items: flex-start; flex-direction: column; }
  .booking-result-actions .button { width: 100%; }
}
@media (max-width: 560px) {
  :root { --gutter: 20px; }
  .section { padding: 82px 0; }
  .section-label { font-size: 8px; }
  .section-label i { width: 18px; }
  .hero { overflow: hidden; }
  .hero-inner { padding-top: 108px; padding-bottom: 40px; gap: 46px; }
  .hero-title { font-size: clamp(42px, 12vw, 59px); line-height: 1.02; letter-spacing: -.075em; }
  .headline-line { padding-bottom: .08em; margin-bottom: -.08em; }
  .hero-lede { font-size: 13px; line-height: 1.9; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .hero-meta { gap: 13px; margin-top: 22px; font-size: 7px; }
  .hero-panel-wrap { padding-top: 0; }
  .hero-panel-wrap .telemetry { border-radius: 2px; }
  .telemetry-top { padding: 0 13px; }
  .telemetry-chart-head { padding-left: 13px; padding-right: 13px; }
  .telemetry-chart { height: 145px; padding-left: 13px; padding-right: 13px; }
  .t-stat { padding: 10px 9px; }
  .t-stat > span { font-size: 5.8px; }
  .t-stat strong { font-size: 20px; }
  .t-stat em { font-size: 6.5px; }
  .telemetry-foot { padding: 0 11px; }
  .telemetry-footnote { font-size: 5.8px; }
  .panel-caption { font-size: 6px; }
  .panel-caption span:last-child { display: none; }
  .hero-bottom { padding-top: 18px; padding-bottom: 22px; }
  .scroll-cue { margin-bottom: 20px; }
  .hero-stats { gap: 18px 0; }
  .hero-stats > div { padding: 0 11px; }
  .hero-stats strong { font-size: 18px; }
  .hero-stats span { font-size: 6px; }
  .arena-track { gap: 22px; }
  .arena-track span { font-size: 9px; }
  .philosophy-copy h2, .journey-intro h2, .proof-intro h2, .pricing-intro h2, .method-intro h2, .faq-intro h2 { font-size: 40px; line-height: 1.06; }
  .philosophy-copy .lead { font-size: 13px; }
  .philosophy-copy blockquote { margin-top: 35px; font-size: 14px; }
  .principle { padding-top: 21px; padding-bottom: 22px; }
  .principle p { font-size: 12px; }
  .principle-list { margin-top: 10px; }
  .philosophy-foot { display: block; margin-top: 42px; line-height: 2; }
  .philosophy-foot span { display: block; }
  .journey-counter span { font-size: 47px; }
  .station-name { font-size: 14.5px; }
  .station-name em { display: block; margin-top: 5px; }
  .station-trigger { align-items: start; padding: 18px 0; }
  .station-panel-inner { padding-left: 38px; }
  .station-panel-inner > p { font-size: 12px; }
  .journey-foot { font-size: 8px; }
  .proof-intro h2 { font-size: 37px; }
  .bench-svg-wrap { height: 190px; }
  .game-tab { padding: 7px 8px; font-size: 7px; }
  .sim-badge { font-size: 6px; }
  .bench-metrics { grid-template-columns: 1fr; }
  .metric-card { border-right: 0; border-bottom: 1px solid var(--line-soft); display: grid; grid-template-columns: 1fr auto; align-items: center; column-gap: 12px; }
  .metric-card:last-child { border-bottom: 0; }
  .metric-head { display: block; }
  .metric-head em { display: block; margin-top: 3px; }
  .metric-value { margin-top: 0; justify-content: flex-end; grid-row: 1 / 3; grid-column: 2; }
  .metric-before { margin-top: 5px; }
  .metric-track { grid-column: 1 / -1; margin-top: 9px; }
  .benchmark-foot { font-size: 6px; }
  .plan { padding: 22px 20px; }
  .plan h3 { font-size: 28px; }
  .plan-price { margin-top: 20px; }
  .plan-price strong { font-size: 68px; }
  .plan-desc { font-size: 12px; }
  .plan-list li { font-size: 11px; }
  .plan-foot { align-items: flex-start; flex-direction: column; gap: 14px; }
  .plan-foot > span { max-width: none; }
  .plan-foot .button { width: 100%; }
  .price-row { min-height: 36px; }
  .pricing-helper { font-size: 12px; }
  .pricing-helper > div { align-items: flex-start; flex-direction: column; gap: 5px; }
  .steps { grid-template-columns: 1fr; border-bottom: 0; background: transparent; gap: 0; }
  .step { border-bottom: 1px solid var(--line-soft); border-top: 0; padding: 20px 0 21px; }
  .step:nth-child(even) { padding-left: 0; }
  .step:nth-last-child(-n+2) { border-bottom: 1px solid var(--line-soft); }
  .step:last-child { border-bottom: 0; }
  .step h3 { margin-top: 14px; }
  .step p { max-width: 100%; }
  .boundary { padding: 20px; }
  .boundary-intro h3 { font-size: 28px; }
  .faq-item summary { gap: 10px; font-size: 13px; padding: 18px 0; }
  .faq-num { flex-basis: 19px; font-size: 7px; }
  .faq-answer { padding: 0 4px 20px 29px; font-size: 11.5px; }
  .final-cta { padding: 82px 0 76px; }
  .final-cta h2 { font-size: clamp(50px, 15vw, 72px); line-height: .95; margin-top: 38px; }
  .final-cta p { font-size: 12px; line-height: 1.85; }
  .final-actions { flex-direction: column; align-items: stretch; }
  .final-actions .button { width: 100%; }
  .final-specs { font-size: 6px; gap: 8px 13px; }
  .final-specs span + span::before { margin-right: 13px; }
  .footer-links { grid-template-columns: 1fr 1fr; row-gap: 28px; }
  .footer-bottom { font-size: 6px; }
  .booking-dialog { width: calc(100vw - 20px); max-height: 92vh; }
  .dialog-close { top: 13px; right: 13px; }
  .booking-header h2 { font-size: 25px; }
  .booking-result pre { font-size: 9.5px; }
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .js .reveal { opacity: 1; transform: none; }
  .chart-scan { display: none; }
  .arena-track { animation: none; }
  .headline-line > span { animation: none; }
}