:root {
  --ink: #07120f;
  --ink-soft: #10241f;
  --ink-muted: #233a33;
  --paper: #edf1e7;
  --paper-soft: #d7dfd1;
  --acid: #d7ff50;
  --signal: #ff7348;
  --teal: #83d9c4;
  --line-dark: rgba(237, 241, 231, 0.18);
  --line-light: rgba(7, 18, 15, 0.16);
  --display: "Songti SC", "STSong", "Noto Serif CJK SC", serif;
  --sans: "PingFang SC", "Hiragino Sans GB", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  --mono: "IBM Plex Mono", "SFMono-Regular", "Cascadia Mono", "Noto Sans Mono CJK SC", monospace;
  --page: min(1240px, calc(100vw - 72px));
  color-scheme: dark;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  z-index: 20;
  inset: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.9'/%3E%3C/svg%3E");
  opacity: 0.035;
  content: "";
}

a { color: inherit; text-decoration: none; }

button, a { -webkit-tap-highlight-color: transparent; }

button { color: inherit; font: inherit; }

button:focus-visible, a:focus-visible {
  outline: 2px solid var(--acid);
  outline-offset: 5px;
}

::selection { background: var(--acid); color: var(--ink); }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  background: var(--acid);
  color: var(--ink);
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 180ms ease;
}
.skip-link:focus { transform: translateY(0); }

.scroll-progress {
  position: fixed;
  z-index: 50;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: transparent;
}
.scroll-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--acid);
  transition: width 80ms linear;
}

.ambient-glow {
  position: absolute;
  z-index: 0;
  width: 38vw;
  height: 38vw;
  max-width: 600px;
  max-height: 600px;
  border-radius: 50%;
  filter: blur(18px);
  opacity: 0.08;
  pointer-events: none;
}
.ambient-glow--one { top: 6rem; left: -18vw; background: var(--teal); }
.ambient-glow--two { top: 70rem; right: -22vw; background: var(--acid); }

.section-shell {
  position: relative;
  z-index: 1;
  width: var(--page);
  margin-inline: auto;
}

/* ========== HEADER ========== */
.site-header {
  position: fixed;
  z-index: 40;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: var(--page);
  height: 84px;
  margin-inline: auto;
  transition: height 260ms ease, background-color 260ms ease, border-color 260ms ease;
}
.site-header::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  background: transparent;
  content: "";
  transition: background 260ms ease;
}
.site-header.is-scrolled { height: 66px; }
.site-header.is-scrolled::after { background: var(--line-dark); }

.brand {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
}
.brand-mark svg { width: 100%; height: 100%; }

.brand-text { display: grid; gap: 1px; }
.brand-text strong { font-size: 15px; font-weight: 650; letter-spacing: 0.08em; }
.brand-text small {
  color: rgba(237, 241, 231, 0.56);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.05em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(20px, 2.8vw, 42px);
  font-size: 13px;
}
.site-nav a {
  position: relative;
  color: rgba(237, 241, 231, 0.75);
  transition: color 180ms ease;
}
.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 1px;
  background: var(--acid);
  content: "";
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 180ms ease;
}
.site-nav a:hover, .site-nav a:focus-visible { color: var(--paper); }
.site-nav a:hover::after, .site-nav a:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line-dark);
  background: rgba(7, 18, 15, 0.88);
  cursor: pointer;
}
.menu-toggle span {
  display: block;
  width: 17px;
  height: 1px;
  margin: 5px auto;
  background: var(--paper);
  transition: transform 180ms ease;
}
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child { transform: translateY(-3px) rotate(-45deg); }

/* ========== HERO ========== */
.hero {
  display: grid;
  min-height: 830px;
  padding-top: 166px;
  padding-bottom: 90px;
  grid-template-columns: minmax(0, 1.02fr) minmax(420px, 0.98fr);
  align-items: center;
  gap: clamp(42px, 7vw, 128px);
}

.hero-copy, .hero-visual, .section-heading > *, .method-top > *,
.solutions-intro, .about-copy, .contact-actions, .camp-intro { min-width: 0; }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 24px;
  color: rgba(237, 241, 231, 0.58);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
}
.eyebrow span {
  display: inline-block;
  width: 22px;
  height: 1px;
  background: var(--acid);
}
.eyebrow--dark { color: rgba(7, 18, 15, 0.64); }
.eyebrow--dark span { background: var(--signal); }

h1, h2, h3, p { margin-top: 0; }

.hero h1, .section-heading h2, .solutions h2, .method h2, .about h2, .contact h2, .camp h2 {
  margin-bottom: 0;
  font-weight: 500;
  letter-spacing: -0.07em;
}

.hero h1 {
  max-width: 740px;
  font-family: var(--display);
  font-size: clamp(3.85rem, 6.35vw, 6.9rem);
  line-height: 0.98;
}
.hero h1 em {
  position: relative;
  z-index: 0;
  color: var(--acid);
  font-style: normal;
}
.hero h1 em::after {
  position: absolute;
  z-index: -1;
  right: -0.09em;
  bottom: 0.06em;
  left: -0.04em;
  height: 0.12em;
  background: var(--signal);
  content: "";
  transform: rotate(-1.5deg);
}

.hero-intro {
  max-width: 486px;
  margin: 30px 0 34px;
  color: rgba(237, 241, 231, 0.73);
  font-size: 16px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 30px;
  padding: 14px 15px 14px 18px;
  border: 1px solid transparent;
  font-size: 13px;
  font-weight: 650;
  transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease;
}
.button--primary { background: var(--acid); color: var(--ink); }
.button--primary span {
  display: grid;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  color: var(--acid);
  font-size: 15px;
}
.button:hover { background: var(--signal); transform: translateY(-3px); }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 0;
  border-bottom: 1px solid rgba(237, 241, 231, 0.36);
  color: var(--paper);
  font-size: 13px;
  transition: border-color 180ms ease, color 180ms ease;
}
.text-link span { color: var(--acid); font-size: 17px; transition: transform 180ms ease; }
.text-link:hover { border-color: var(--acid); }
.text-link:hover span { transform: translateX(4px); }
.text-link--dark { border-color: rgba(7, 18, 15, 0.3); color: var(--ink); }
.text-link--dark span { color: var(--signal); }

.hero-facts {
  display: grid;
  max-width: 526px;
  margin: 75px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid var(--line-dark);
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.hero-facts div { min-width: 0; }
.hero-facts dt {
  margin-bottom: 7px;
  color: var(--acid);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}
.hero-facts dd {
  margin: 0;
  color: rgba(237, 241, 231, 0.6);
  font-size: 12px;
  line-height: 1.55;
}

/* ========== HERO VISUAL ========== */
.hero-visual {
  position: relative;
  width: 100%;
  min-width: 0;
  max-width: 545px;
  margin-left: auto;
  padding: 20px;
  border: 1px solid var(--line-dark);
  background: rgba(16, 36, 31, 0.42);
  box-shadow: 0 25px 75px rgba(0, 0, 0, 0.16);
  transform-style: preserve-3d;
  transition: transform 400ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.visual-topline, .visual-bottomline {
  display: flex;
  justify-content: space-between;
  color: rgba(237, 241, 231, 0.52);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}
.visual-topline { margin-bottom: 18px; }
.visual-bottomline { margin-top: 17px; }
.visual-status { display: inline-flex; align-items: center; gap: 6px; }
.visual-status i {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--acid);
  box-shadow: 0 0 12px var(--acid);
}

.signal-stage {
  position: relative;
  min-height: 410px;
  overflow: hidden;
  border: 1px solid rgba(215, 255, 80, 0.19);
  background: radial-gradient(circle at 46% 48%, rgba(215, 255, 80, 0.15), transparent 23%), #0b1b17;
  isolation: isolate;
}

.stage-grid, .growth-visual__grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(237, 241, 231, 0.08) 1px, transparent 1px), linear-gradient(90deg, rgba(237, 241, 231, 0.08) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.65), transparent 90%);
}

.orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(215, 255, 80, 0.34);
  border-radius: 50%;
  transform: translate(-50%, -50%) rotateX(66deg) rotateZ(-15deg);
}
.orbit--outer { width: 80%; height: 50%; }
.orbit--inner {
  width: 49%; height: 28%;
  border-color: rgba(255, 115, 72, 0.75);
  transform: translate(-50%, -50%) rotateX(66deg) rotateZ(38deg);
}

.voice-orb {
  position: absolute;
  top: 48%; left: 48%;
  width: 176px; height: 176px;
  transform: translate(-50%, -50%);
}
.orb-core {
  position: absolute;
  top: 50%; left: 50%;
  width: 62px; height: 62px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 28%, #f7ffca 0 5%, var(--acid) 22%, #84ba23 48%, #20380b 74%);
  box-shadow: 0 0 50px rgba(215, 255, 80, 0.6);
  transform: translate(-50%, -50%);
}
.orb-ring {
  position: absolute;
  top: 50%; left: 50%;
  border: 1px solid var(--acid);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.orb-ring--one { width: 100px; height: 100px; border-style: dashed; animation: rotate 11s linear infinite; }
.orb-ring--two {
  width: 148px; height: 148px;
  border-color: rgba(255, 115, 72, 0.75);
  border-left-color: transparent;
  animation: rotate 14s linear infinite reverse;
}

.signal-pulse {
  position: absolute;
  top: 48%; left: 48%;
  border: 1px solid rgba(215, 255, 80, 0.38);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 3.4s ease-out infinite;
}
.signal-pulse--one { width: 190px; height: 190px; }
.signal-pulse--two { width: 190px; height: 190px; animation-delay: 1.7s; }

.waveform {
  position: absolute;
  right: 9%; bottom: 13%;
  display: flex;
  align-items: center;
  height: 64px;
  gap: 5px;
}
.waveform i {
  display: block;
  width: 3px;
  height: 25%;
  background: var(--acid);
  animation: waveform 1.1s ease-in-out infinite alternate;
}
.waveform i:nth-child(2n) { height: 55%; animation-delay: -0.55s; }
.waveform i:nth-child(3n) { height: 95%; animation-delay: -0.2s; }
.waveform i:nth-child(4n) { height: 68%; animation-delay: -0.8s; }
.waveform i:nth-child(5n) { height: 38%; animation-delay: -0.4s; }

.signal-coordinate {
  position: absolute;
  z-index: 3;
  margin: 0;
  color: rgba(237, 241, 231, 0.48);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.06em;
}
.coordinate--one { top: 16%; left: 9%; }
.coordinate--two { right: 9%; bottom: 22%; }

.signal-marker {
  position: absolute;
  width: 9px; height: 9px;
  border: 1px solid var(--signal);
  transform: rotate(45deg);
}
.marker--one { top: 28%; left: 26%; }
.marker--two { right: 24%; bottom: 27%; border-color: var(--acid); }

.hero-visual-note {
  position: absolute;
  right: -38px;
  bottom: -34px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  width: min(270px, 60%);
  padding: 15px 16px;
  background: var(--signal);
  color: var(--ink);
  font-size: 11px;
  font-weight: 650;
  line-height: 1.45;
}
.hero-visual-note b { font-family: var(--display); font-size: 30px; font-weight: 400; }

/* ========== SIGNAL TAPE ========== */
.signal-tape {
  position: relative;
  z-index: 1;
  display: flex;
  overflow: hidden;
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  color: var(--acid);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  white-space: nowrap;
}
.signal-tape__track {
  display: flex;
  width: max-content;
  min-width: 100%;
  align-items: center;
  gap: 26px;
  padding: 15px 0;
  animation: marquee 30s linear infinite;
}
.signal-tape i { color: var(--signal); font-style: normal; }

/* ========== PRODUCTS ========== */
.products { padding-top: 166px; padding-bottom: 190px; }

.section-heading, .method-top {
  display: grid;
  grid-template-columns: 1.1fr 0.55fr;
  align-items: end;
  gap: clamp(46px, 11vw, 180px);
}

.section-heading h2, .method h2, .about h2, .solutions h2, .contact h2, .camp h2, .certificates h2 {
  font-family: var(--display);
  font-size: clamp(2.9rem, 4.8vw, 5.25rem);
  line-height: 1.04;
}

.section-heading h2 span, .method h2 span, .about h2 span, .solutions h2 span, .contact h2 span, .camp h2 span, .certificates h2 span {
  color: var(--acid);
}

.section-heading > p, .method-top > p {
  margin: 0 0 4px;
  color: rgba(237, 241, 231, 0.64);
  font-size: 15px;
  line-height: 1.85;
}

.product-grid {
  display: grid;
  margin-top: 88px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.product-card {
  position: relative;
  display: flex;
  min-height: 670px;
  overflow: hidden;
  padding: 24px;
  flex-direction: column;
  border: 1px solid var(--line-dark);
  background: var(--ink-soft);
  transition: border-color 250ms ease, transform 250ms ease, background-color 250ms ease;
}
.product-card:hover {
  border-color: rgba(215, 255, 80, 0.72);
  background: #133129;
  transform: translateY(-6px);
}

.product-card--morph, .product-card--speech { transform: translateY(62px); }
.product-card--morph:hover, .product-card--speech:hover { transform: translateY(56px); }

.product-card--wide {
  grid-column: span 2;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 40px;
  min-height: 280px;
}
.product-card--wide .product-visual {
  flex-shrink: 0;
  width: 280px;
  height: 200px;
  margin: 0;
}
.product-card--wide .product-card__content {
  flex: 1;
  display: flex;
  flex-direction: column;
  max-width: none;
}
.product-card--wide .card-link {
  margin-top: auto;
  align-self: flex-start;
}

.product-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: rgba(237, 241, 231, 0.55);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}
.product-card__meta span:first-child { color: var(--acid); }

.product-visual {
  position: relative;
  height: 224px;
  margin: 35px 0 38px;
  overflow: hidden;
}

/* --- Voice Visual --- */
.voice-visual { border-bottom: 1px solid rgba(215, 255, 80, 0.38); }
.voice-visual::before {
  position: absolute;
  top: 25%; left: -15%;
  width: 120%; height: 1px;
  background: rgba(237, 241, 231, 0.17);
  content: "";
  transform: rotate(-11deg);
}
.voice-visual__axis {
  position: absolute;
  top: 15%; bottom: 0; left: 12%;
  width: 1px;
  background: rgba(237, 241, 231, 0.35);
}
.voice-visual__bars {
  position: absolute;
  right: 12%; bottom: 0; left: 19%;
  display: flex;
  height: 76%;
  align-items: flex-end;
  justify-content: space-between;
  gap: 8px;
}
.voice-visual__bars i {
  width: 9%;
  height: 20%;
  background: var(--acid);
  transform-origin: bottom;
  transition: height 300ms ease;
}
.product-card:hover .voice-visual__bars i:nth-child(2n) { height: 75%; }
.product-card:hover .voice-visual__bars i:nth-child(3n) { height: 100%; }
.product-card:hover .voice-visual__bars i:nth-child(4n) { height: 52%; }
.voice-visual__bars i:nth-child(2) { height: 47%; }
.voice-visual__bars i:nth-child(3) { height: 83%; }
.voice-visual__bars i:nth-child(4) { height: 55%; }
.voice-visual__bars i:nth-child(5) { height: 97%; }
.voice-visual__bars i:nth-child(6) { height: 63%; }
.voice-visual__bars i:nth-child(7) { height: 37%; }
.voice-visual__bars i:nth-child(8) { height: 72%; }
.voice-visual__bars i:nth-child(9) { height: 24%; }
.voice-visual p, .speech-visual p, .agent-visual p {
  position: absolute;
  top: 4px; right: 0;
  margin: 0;
  color: rgba(237, 241, 231, 0.48);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
}

/* --- Morph Visual --- */
.morph-visual { overflow: visible; }
.morph-visual__disc {
  position: absolute;
  top: 50%;
  width: 158px; height: 158px;
  border-radius: 50%;
  transform: translateY(-50%);
}
.morph-visual__disc--one {
  left: 12%;
  border: 1px solid var(--signal);
  background: repeating-radial-gradient(circle at center, transparent 0 10px, rgba(255, 115, 72, 0.5) 11px 12px);
}
.morph-visual__disc--two {
  right: 12%;
  border: 1px solid var(--acid);
  background: repeating-radial-gradient(circle at center, transparent 0 9px, rgba(215, 255, 80, 0.46) 10px 11px);
}
.morph-visual__line {
  position: absolute;
  z-index: 1;
  top: 50%; right: 18%; left: 18%;
  height: 1px;
  background: var(--paper);
  transform: rotate(-22deg);
}
.morph-visual span {
  position: absolute;
  z-index: 2;
  top: 43%; left: 50%;
  padding: 7px 9px;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  transform: translate(-50%, -50%) rotate(-22deg);
}
.product-card:hover .morph-visual__disc--one { animation: morph-rotate 12s linear infinite; }
.product-card:hover .morph-visual__disc--two { animation: morph-rotate 9s linear infinite reverse; }

/* --- Agent Visual (NEW) --- */
.agent-visual {
  border: 1px solid rgba(215, 255, 80, 0.25);
  background: linear-gradient(135deg, rgba(215, 255, 80, 0.06), transparent 67%);
}
.agent-visual__doc {
  position: absolute;
  top: 18%; left: 14%;
  width: 44%; height: 64%;
  border: 1px solid rgba(237, 241, 231, 0.3);
  background: rgba(16, 36, 31, 0.6);
}
.agent-visual__doc span {
  position: absolute;
  left: 16%; right: 16%;
  height: 2px;
  background: rgba(237, 241, 231, 0.25);
}
.agent-visual__doc span:nth-child(1) { top: 18%; }
.agent-visual__doc span:nth-child(2) { top: 34%; width: 60%; }
.agent-visual__doc span:nth-child(3) { top: 50%; }
.agent-visual__doc span:nth-child(4) { top: 66%; width: 45%; }

.agent-visual__net {
  position: absolute;
  top: 25%; right: 12%;
  width: 36%; height: 50%;
}
.agent-visual__net i {
  position: absolute;
  width: 14px; height: 14px;
  border: 1.5px solid var(--acid);
  border-radius: 50%;
  background: rgba(215, 255, 80, 0.12);
}
.agent-visual__net i:nth-child(1) { top: 0; left: 30%; }
.agent-visual__net i:nth-child(2) { top: 45%; right: 0; }
.agent-visual__net i:nth-child(3) { bottom: 0; left: 10%; }

.agent-visual__core {
  position: absolute;
  bottom: 16%; right: 16%;
  display: grid;
  width: 42px; height: 42px;
  place-items: center;
  border-radius: 50%;
  background: var(--acid);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  box-shadow: 0 0 24px rgba(215, 255, 80, 0.5);
}
.product-card:hover .agent-visual__core { animation: agent-pulse 2s ease-in-out infinite; }

/* --- Speech Visual --- */
.speech-visual {
  border: 1px solid rgba(131, 217, 196, 0.35);
  background: linear-gradient(135deg, rgba(131, 217, 196, 0.12), transparent 67%);
}
.speech-visual__rings {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.speech-visual__rings i {
  position: absolute;
  top: 50%; left: 50%;
  display: block;
  width: 54px; height: 54px;
  border: 1px solid rgba(131, 217, 196, 0.65);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.speech-visual__rings i:nth-child(2) { width: 98px; height: 98px; }
.speech-visual__rings i:nth-child(3) { width: 148px; height: 148px; border-style: dashed; }
.speech-visual__rings i:nth-child(4) { width: 200px; height: 200px; border-color: rgba(255, 115, 72, 0.56); }
.speech-visual__dot {
  position: absolute;
  z-index: 2;
  top: 50%; left: 50%;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 22px rgba(255, 115, 72, 0.8);
  transform: translate(-50%, -50%);
}
.product-card:hover .speech-visual__rings i:nth-child(3) { animation: rotate 8s linear infinite; }

/* --- Growth Visual --- */
.growth-visual {
  border: 1px solid rgba(255, 115, 72, 0.45);
  background: #151b16;
}
.growth-visual__route {
  position: absolute;
  z-index: 1;
  right: 14%; bottom: 24%; left: 13%;
  display: flex;
  height: 1px;
  justify-content: space-between;
  background: var(--signal);
  transform: rotate(-24deg);
  transform-origin: left center;
}
.growth-visual__route i {
  width: 11px; height: 11px;
  margin-top: -5px;
  border: 2px solid var(--ink);
  border-radius: 50%;
  background: var(--signal);
}
.growth-visual__arrow {
  position: absolute;
  z-index: 2;
  top: 13%; right: 12%;
  display: grid;
  width: 60px; height: 60px;
  place-items: center;
  border: 1px solid var(--acid);
  border-radius: 50%;
  color: var(--acid);
  font-family: var(--display);
  font-size: 37px;
  transition: transform 250ms ease, background-color 250ms ease, color 250ms ease;
}
.product-card:hover .growth-visual__arrow {
  background: var(--acid);
  color: var(--ink);
  transform: rotate(45deg);
}

/* --- Product Card Content --- */
.product-card__content { max-width: 426px; }
.product-kicker {
  margin-bottom: 10px;
  color: var(--acid);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}
.product-card h3 {
  margin-bottom: 16px;
  font-family: var(--display);
  font-size: clamp(2.1rem, 3.2vw, 3rem);
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 1.08;
}
.product-card__content > p:not(.product-kicker) {
  margin-bottom: 18px;
  color: rgba(237, 241, 231, 0.7);
  font-size: 14px;
  line-height: 1.75;
}
.product-card ul {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  gap: 6px;
}
.product-card li {
  position: relative;
  padding-left: 13px;
  color: rgba(237, 241, 231, 0.54);
  font-size: 12px;
}
.product-card li::before {
  position: absolute;
  top: 0.6em; left: 0;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--signal);
  content: "";
}
.card-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 22px;
  border-top: 1px solid var(--line-dark);
  color: rgba(237, 241, 231, 0.84);
  font-size: 12px;
  transition: color 180ms ease;
}
.card-link span { color: var(--acid); font-size: 18px; transition: transform 180ms ease; }
.card-link:hover { color: var(--acid); }
.card-link:hover span { transform: translateX(5px); }

/* ========== AI CAMP (NEW) ========== */
.camp {
  position: relative;
  z-index: 1;
  overflow: hidden;
  padding: 155px 0 144px;
  background: var(--paper);
  color: var(--ink);
}
.camp::before {
  position: absolute;
  top: -120px;
  left: -60px;
  width: 420px;
  height: 420px;
  border: 1px solid rgba(7, 18, 15, 0.08);
  border-radius: 50%;
  box-shadow: 0 0 0 55px rgba(7, 18, 15, 0.03);
  content: "";
}
.camp__inner {
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(0, 1.3fr);
  gap: clamp(52px, 10vw, 130px);
  align-items: start;
}
.camp-intro { position: sticky; top: 125px; align-self: start; }
.camp h2 { margin-bottom: 27px; }
.camp h2 span { color: var(--signal); }
.camp-intro > p:not(.eyebrow) {
  max-width: 340px;
  margin-bottom: 24px;
  color: rgba(7, 18, 15, 0.68);
  font-size: 15px;
  line-height: 1.9;
}

.camp-modules {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.camp-module:nth-child(4) {
  grid-column: span 2;
}
.camp-module:nth-child(5) {
  grid-column: span 1;
}
.camp-module {
  display: flex;
  padding: 24px 20px;
  flex-direction: column;
  border: 1px solid var(--line-light);
  background: rgba(7, 18, 15, 0.03);
  transition: border-color 250ms ease, background-color 250ms ease, transform 250ms ease;
}
.camp-module:hover {
  border-color: var(--signal);
  background: rgba(255, 115, 72, 0.06);
  transform: translateY(-4px);
}
.camp-module__icon {
  display: grid;
  width: 44px; height: 44px;
  place-items: center;
  margin-bottom: 18px;
  border: 1px solid var(--signal);
  border-radius: 10px;
  color: var(--signal);
}
.camp-module__icon svg { width: 26px; height: 26px; }
.camp-module__tag {
  margin-bottom: 8px;
  color: rgba(7, 18, 15, 0.45);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
}
.camp-module h3 {
  margin-bottom: 8px;
  font-family: var(--display);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.04em;
}
.camp-module p {
  margin: 0;
  color: rgba(7, 18, 15, 0.58);
  font-size: 12px;
  line-height: 1.65;
}

.camp-research {
  display: flex;
  grid-column: 2;
  width: 100%;
  margin-top: 16px;
  padding: 30px 32px;
  border: 1px solid var(--line-light);
  background: var(--ink);
  color: var(--paper);
  gap: 30px;
  align-items: center;
}
.camp-research__badge {
  flex-shrink: 0;
  color: var(--acid);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
}
.camp-research__body {
  flex: 1;
}
.camp-research__body h3 {
  margin-bottom: 10px;
  font-family: var(--display);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 500;
  letter-spacing: -0.05em;
}
.camp-research__body > p {
  margin-bottom: 16px;
  color: rgba(237, 241, 231, 0.65);
  font-size: 13px;
  line-height: 1.75;
}
.camp-research__points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
}
.camp-research__points span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(237, 241, 231, 0.6);
  font-size: 12px;
}
.camp-research__points b {
  color: var(--signal);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 400;
}

/* ========== SOLUTIONS ========== */
.solutions {
  position: relative;
  z-index: 1;
  overflow: hidden;
  padding: 155px 0 144px;
  background: var(--paper);
  color: var(--ink);
}
.solutions::before {
  position: absolute;
  top: -180px; right: -70px;
  width: 550px; height: 550px;
  border: 1px solid rgba(7, 18, 15, 0.11);
  border-radius: 50%;
  box-shadow: 0 0 0 65px rgba(7, 18, 15, 0.04), 0 0 0 130px rgba(7, 18, 15, 0.03);
  content: "";
}
.solutions__inner {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(52px, 12vw, 170px);
}
.solutions-intro { position: sticky; top: 125px; align-self: start; }
.solutions h2 { margin-bottom: 27px; }
.solutions h2 span, .contact h2 span { color: var(--signal); }
.solutions-intro > p:not(.eyebrow) {
  max-width: 365px;
  margin-bottom: 24px;
  color: rgba(7, 18, 15, 0.68);
  font-size: 15px;
  line-height: 1.9;
}
.solution-list {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line-light);
}
.solution-item {
  display: grid;
  padding: 27px 0 29px;
  border-bottom: 1px solid var(--line-light);
  grid-template-columns: 42px 1fr 32px;
  gap: 20px;
  transition: padding 220ms ease, color 220ms ease;
}
.solution-item:hover {
  padding-right: 8px;
  padding-left: 8px;
  background: rgba(215, 255, 80, 0.3);
}
.solution-item__index, .solution-item__tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.07em;
}
.solution-item__index { color: var(--signal); }
.solution-item__tag { margin-bottom: 10px; color: rgba(7, 18, 15, 0.47); }
.solution-item h3 {
  margin-bottom: 9px;
  font-family: var(--display);
  font-size: clamp(1.55rem, 2.5vw, 2.25rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 1.18;
}
.solution-item div > p:last-child {
  max-width: 550px;
  margin: 0;
  color: rgba(7, 18, 15, 0.62);
  font-size: 13px;
  line-height: 1.75;
}
.solution-item__arrow {
  align-self: center;
  color: var(--signal);
  font-family: var(--display);
  font-size: 25px;
  transition: transform 180ms ease;
}
.solution-item:hover .solution-item__arrow { transform: translate(4px, -4px); }

/* ========== METHOD ========== */
.method { padding-top: 178px; padding-bottom: 180px; }
.method-top > p { max-width: 370px; }
.method-steps {
  display: grid;
  margin: 96px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line-dark);
  grid-template-columns: repeat(4, 1fr);
}
.method-steps li {
  min-height: 245px;
  padding: 25px 25px 12px 0;
  border-right: 1px solid var(--line-dark);
}
.method-steps li + li { padding-left: 25px; }
.method-steps li:last-child { padding-right: 0; border-right: 0; }
.method-number {
  display: block;
  margin-bottom: 53px;
  color: var(--acid);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.07em;
}
.method-steps p {
  margin-bottom: 10px;
  color: var(--signal);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}
.method-steps h3 {
  margin-bottom: 10px;
  font-family: var(--display);
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.045em;
}
.method-steps li div span {
  display: block;
  max-width: 205px;
  color: rgba(237, 241, 231, 0.53);
  font-size: 12px;
  line-height: 1.7;
}
.principle-card {
  display: grid;
  margin-top: 53px;
  padding: 31px 33px;
  border: 1px solid rgba(131, 217, 196, 0.38);
  background: linear-gradient(110deg, rgba(131, 217, 196, 0.1), rgba(16, 36, 31, 0.35));
  grid-template-columns: 62px minmax(250px, 1fr) minmax(280px, 0.7fr);
  align-items: center;
  gap: 30px;
}
.principle-card__signal {
  display: flex;
  height: 48px;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.principle-card__signal span { width: 4px; background: var(--teal); }
.principle-card__signal span:nth-child(1) { height: 20px; }
.principle-card__signal span:nth-child(2) { height: 46px; }
.principle-card__signal span:nth-child(3) { height: 28px; }
.principle-card p { margin: 0; }
.principle-card div > p {
  margin-bottom: 8px;
  color: var(--teal);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}
.principle-card h3 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.6rem, 2.7vw, 2.5rem);
  font-weight: 500;
  letter-spacing: -0.055em;
  line-height: 1.15;
}
.principle-card__copy {
  color: rgba(237, 241, 231, 0.62);
  font-size: 13px;
  line-height: 1.75;
}

/* ========== ABOUT ========== */
.about {
  display: grid;
  padding-bottom: 195px;
  grid-template-columns: minmax(0, 0.87fr) minmax(280px, 0.95fr);
  align-items: center;
  gap: clamp(50px, 12vw, 170px);
}
.about-visual {
  position: relative;
  min-height: 500px;
  overflow: hidden;
  background: var(--ink-muted);
}
.about-visual::before {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(237, 241, 231, 0.09) 1px, transparent 1px), linear-gradient(90deg, rgba(237, 241, 231, 0.09) 1px, transparent 1px);
  background-size: 28px 28px;
  content: "";
  mask-image: linear-gradient(135deg, black, transparent 77%);
}
.about-visual__square {
  position: absolute;
  border: 1px solid var(--acid);
  transform: rotate(45deg);
}
.square--one { top: 21%; left: 18%; width: 220px; height: 220px; }
.square--two { right: 11%; bottom: 13%; width: 132px; height: 132px; border-color: var(--signal); }
.about-visual__line {
  position: absolute;
  top: 52%; right: -15%; left: -15%;
  height: 1px;
  background: var(--paper);
  transform: rotate(-22deg);
}
.about-visual > p {
  position: absolute;
  z-index: 1;
  top: 11%; right: 9%;
  margin: 0;
  color: var(--paper);
  font-family: var(--display);
  font-size: clamp(2.2rem, 4vw, 4rem);
  letter-spacing: -0.08em;
  line-height: 0.88;
}
.about-visual > p span { color: var(--acid); }
.about-visual__coordinate {
  position: absolute;
  bottom: 19px; left: 20px;
  color: rgba(237, 241, 231, 0.53);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}
.about h2 { margin-bottom: 26px; }
.about-copy > p:not(.eyebrow) {
  max-width: 510px;
  margin-bottom: 35px;
  color: rgba(237, 241, 231, 0.67);
  font-size: 15px;
  line-height: 1.9;
}

.about-values {
  display: grid;
  margin-bottom: 28px;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.about-value {
  padding: 20px;
  border: 1px solid var(--line-dark);
  background: rgba(16, 36, 31, 0.5);
}
.about-value p {
  margin-bottom: 10px;
  color: var(--signal);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.1em;
}
.about-value h3 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(1.15rem, 1.8vw, 1.45rem);
  font-weight: 500;
  letter-spacing: -0.04em;
  line-height: 1.3;
}

.about-points {
  display: grid;
  border-top: 1px solid var(--line-dark);
}
.about-points p {
  display: flex;
  align-items: baseline;
  gap: 15px;
  margin: 0;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-dark);
  color: rgba(237, 241, 231, 0.68);
  font-size: 13px;
}
.about-points b {
  color: var(--signal);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 400;
}

.about-team { margin-top: 32px; }
.team-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  border: 1px solid var(--line-dark);
  background: rgba(16, 36, 31, 0.5);
  transition: border-color 250ms ease;
}
.team-card:hover { border-color: rgba(215, 255, 80, 0.5); }
.team-avatar {
  display: grid;
  width: 48px; height: 48px;
  place-items: center;
  border: 1px solid var(--acid);
  border-radius: 50%;
  color: var(--acid);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
}
.team-info { flex: 1; }
.team-info h4 {
  margin: 0 0 2px;
  font-size: 15px;
  font-weight: 650;
}
.team-info p {
  margin: 0;
  color: rgba(237, 241, 231, 0.55);
  font-size: 12px;
}
.team-link {
  color: var(--acid);
  font-size: 12px;
  transition: color 180ms ease;
}
.team-link span { font-size: 16px; }
.team-link:hover { color: var(--signal); }

/* ========== CERTIFICATES (Dynamic) ========== */
.certificates { padding-top: 120px; padding-bottom: 140px; }
.cert-categories {
  display: grid;
  margin-top: 64px;
  gap: 40px;
}
.cert-category__title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-dark);
}
.cert-category__title b {
  color: var(--acid);
  font-family: var(--display);
  font-size: 22px;
  font-weight: 500;
}
.cert-category__title span {
  color: rgba(237, 241, 231, 0.5);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
}
.cert-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}
.cert-item {
  overflow: hidden;
  border: 1px solid var(--line-dark);
  background: var(--ink-soft);
  transition: border-color 250ms ease, transform 250ms ease;
}
.cert-item:hover {
  border-color: rgba(215, 255, 80, 0.5);
  transform: translateY(-4px);
}
.cert-item__img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  background: var(--ink-muted);
}
.cert-item__title {
  padding: 12px 14px;
  color: rgba(237, 241, 231, 0.7);
  font-size: 12px;
  line-height: 1.5;
}

/* ========== CONTACT ========== */
.contact { padding-bottom: 80px; }
.contact-panel {
  position: relative;
  overflow: hidden;
  padding: 20px 25px 25px;
  background: var(--acid);
  color: var(--ink);
}
.contact-panel::after {
  position: absolute;
  top: -61%; right: -8%;
  width: 600px; height: 600px;
  border: 1px solid rgba(7, 18, 15, 0.21);
  border-radius: 50%;
  box-shadow: 0 0 0 55px rgba(7, 18, 15, 0.05), 0 0 0 110px rgba(7, 18, 15, 0.04);
  content: "";
}
.contact-panel__topline, .contact-panel__bottomline {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.08em;
}
.contact-panel__topline {
  padding-bottom: 22px;
  border-bottom: 1px solid rgba(7, 18, 15, 0.2);
}
.contact-panel__content {
  position: relative;
  z-index: 1;
  display: grid;
  padding: 60px 4% 55px;
  grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.65fr);
  align-items: end;
  gap: 50px;
}
.contact h2 { font-size: clamp(3.1rem, 5.3vw, 5.7rem); }
.contact-actions > p {
  max-width: 350px;
  margin-bottom: 27px;
  color: rgba(7, 18, 15, 0.72);
  font-size: 14px;
  line-height: 1.8;
}
.email-link {
  display: inline-flex;
  align-items: baseline;
  gap: 13px;
  border-bottom: 1px solid var(--ink);
  font-family: var(--mono);
  font-size: clamp(1.25rem, 2vw, 1.65rem);
  letter-spacing: -0.04em;
  transition: color 180ms ease, border-color 180ms ease;
}
.email-link span {
  color: var(--signal);
  font-family: var(--display);
  font-size: 1.5em;
  transition: transform 180ms ease;
}
.email-link:hover { border-color: var(--signal); color: var(--signal); }
.email-link:hover span { transform: translate(3px, -3px); }
.copy-email {
  display: block;
  margin-top: 15px;
  padding: 0 0 3px;
  border: 0;
  border-bottom: 1px solid rgba(7, 18, 15, 0.35);
  background: transparent;
  color: rgba(7, 18, 15, 0.64);
  cursor: pointer;
  font-size: 11px;
  transition: color 180ms ease, border-color 180ms ease;
}
.copy-email:hover { border-color: var(--signal); color: var(--ink); }
.contact-panel__bottomline {
  padding-top: 19px;
  border-top: 1px solid rgba(7, 18, 15, 0.2);
}

/* --- Contact Info + Map --- */
.contact-info {
  display: grid;
  margin-top: 16px;
  grid-template-columns: minmax(0, 0.55fr) minmax(0, 0.45fr);
  gap: 16px;
}
.contact-info__col {
  padding: 28px;
  border: 1px solid var(--line-dark);
  background: var(--ink-soft);
}
.contact-info__item h3 {
  margin-bottom: 8px;
  font-family: var(--display);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.04em;
}
.contact-info__item p {
  margin: 0;
  color: rgba(237, 241, 231, 0.62);
  font-size: 14px;
  line-height: 1.7;
}
.map-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}
.map-links a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 7px 14px;
  border: 1px solid var(--line-dark);
  color: rgba(237, 241, 231, 0.72);
  font-size: 12px;
  transition: border-color 180ms ease, color 180ms ease, background-color 180ms ease;
}
.map-links a:hover {
  border-color: var(--acid);
  color: var(--acid);
  background: rgba(215, 255, 80, 0.08);
}

.map-card {
  position: relative;
  width: 100%;
  min-height: 260px;
  overflow: hidden;
  border: 1px solid var(--line-dark);
  background: #0b1b17;
}
.map-card__grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(215, 255, 80, 0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(215, 255, 80, 0.06) 1px, transparent 1px);
  background-size: 28px 28px;
  mask-image: radial-gradient(circle at 50% 45%, black, transparent 80%);
}
.map-card__pin {
  position: absolute;
  top: 45%; left: 50%;
  transform: translate(-50%, -50%);
}
.pin-dot {
  position: absolute;
  top: 50%; left: 50%;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--signal);
  box-shadow: 0 0 20px rgba(255, 115, 72, 0.8);
  transform: translate(-50%, -50%);
}
.pin-ring {
  position: absolute;
  top: 50%; left: 50%;
  border: 1px solid rgba(255, 115, 72, 0.4);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: pulse 2.8s ease-out infinite;
}
.pin-ring--one { width: 30px; height: 30px; }
.pin-ring--two { width: 30px; height: 30px; animation-delay: 1.4s; }
.map-card__label {
  position: absolute;
  bottom: 20px; left: 20px;
}
.map-card__label strong {
  display: block;
  margin-bottom: 2px;
  color: var(--acid);
  font-family: var(--display);
  font-size: 18px;
  font-weight: 500;
}
.map-card__label span {
  color: rgba(237, 241, 231, 0.55);
  font-size: 12px;
}
.map-card__coords {
  position: absolute;
  top: 16px; right: 16px;
  color: rgba(237, 241, 231, 0.42);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.06em;
}

/* ========== FOOTER ========== */
.site-footer {
  display: flex;
  padding-bottom: 30px;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  color: rgba(237, 241, 231, 0.47);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.04em;
}
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-brand .brand-mark { width: 28px; height: 28px; }
.footer-brand p { margin: 0; line-height: 1.55; }
.footer-brand p span { color: rgba(237, 241, 231, 0.34); font-size: 8px; }
.site-footer > p { margin: 0; }
.site-footer > a {
  border-bottom: 1px solid rgba(237, 241, 231, 0.27);
  transition: color 180ms ease, border-color 180ms ease;
}
.site-footer > a:hover { border-color: var(--acid); color: var(--acid); }

/* ========== REVEAL ANIMATION ========== */
html.js [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms cubic-bezier(0.2, 0.75, 0.2, 1);
}
html.js [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
html.js .product-card[data-reveal].is-visible:hover { transform: translateY(-6px); }
html.js .product-card--morph[data-reveal].is-visible:hover,
html.js .product-card--speech[data-reveal].is-visible:hover { transform: translateY(56px); }

/* ========== KEYFRAMES ========== */
@keyframes rotate { to { transform: translate(-50%, -50%) rotate(360deg); } }
@keyframes morph-rotate {
  from { transform: translateY(-50%) rotate(0); }
  to { transform: translateY(-50%) rotate(360deg); }
}
@keyframes waveform { from { transform: scaleY(0.28); } to { transform: scaleY(1); } }
@keyframes pulse {
  0% { opacity: 0.75; transform: translate(-50%, -50%) scale(0.45); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1.45); }
}
@keyframes marquee { to { transform: translateX(-50%); } }
@keyframes agent-pulse {
  0%, 100% { box-shadow: 0 0 24px rgba(215, 255, 80, 0.5); }
  50% { box-shadow: 0 0 36px rgba(215, 255, 80, 0.8); }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1040px) {
  :root { --page: min(100% - 48px, 920px); }

  .hero {
    min-height: auto;
    padding-top: 145px;
    grid-template-columns: minmax(0, 1fr) minmax(370px, 0.75fr);
    gap: 46px;
  }
  .hero h1 { font-size: clamp(3.45rem, 7.1vw, 5.7rem); }
  .hero-visual-note { right: -18px; }
  .product-card { min-height: 640px; }
  .product-card--morph, .product-card--speech { transform: translateY(42px); }
  .product-card--morph:hover, .product-card--speech:hover { transform: translateY(36px); }
  .product-card--wide { flex-direction: column; gap: 0; }
  .product-card--wide .product-visual { width: 100%; min-width: 0; height: 190px; margin: 27px 0 30px; }
  .solutions__inner { gap: 65px; }
  .camp__inner { gap: 50px; }
  .camp-modules { grid-template-columns: repeat(2, 1fr); }
  .camp-module:nth-child(4) { grid-column: span 1; }
  .camp-module:nth-child(5) { grid-column: span 1; }
  .about { gap: 64px; }
  .about-values { grid-template-columns: 1fr; }
}

@media (max-width: 780px) {
  :root { --page: min(100% - 40px, 660px); }

  .site-header { height: 66px; width: 100%; padding-inline: 20px; }
  .site-header::after { background: var(--line-dark); }
  .site-header.is-scrolled { height: 60px; background: rgba(7, 18, 15, 0.86); backdrop-filter: blur(13px); }
  .menu-toggle { position: relative; z-index: 3; display: block; }

  .site-nav {
    position: fixed;
    z-index: 1;
    top: 0; right: 0;
    display: flex;
    width: min(84vw, 340px);
    height: 100dvh;
    padding: 104px 28px 30px;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    border-left: 1px solid var(--line-dark);
    background: #0d211c;
    box-shadow: -24px 0 65px rgba(0, 0, 0, 0.28);
    transform: translateX(105%);
    transition: transform 260ms ease;
  }
  body.menu-open { overflow: hidden; }
  body.menu-open .site-nav { transform: translateX(0); }
  .site-nav a { width: 100%; padding: 17px 0; border-bottom: 1px solid var(--line-dark); font-size: 16px; }
  .site-nav a::after { display: none; }
  .brand-text small { display: none; }

  .hero {
    padding-top: 118px;
    padding-bottom: 90px;
    grid-template-columns: 1fr;
    gap: 66px;
  }
  .hero-copy { max-width: 620px; }
  .hero h1 { font-size: clamp(3.55rem, 12vw, 5.55rem); }
  .hero-visual { width: min(100%, 530px); margin-inline: auto; }
  .signal-stage { min-height: 360px; }
  .hero-visual-note { right: 13px; bottom: -25px; }

  .section-heading, .method-top { grid-template-columns: 1fr; gap: 25px; }
  .products { padding-top: 118px; padding-bottom: 125px; }
  .product-grid { margin-top: 58px; grid-template-columns: 1fr; gap: 16px; }
  .product-card, .product-card--morph, .product-card--speech, .product-card--wide {
    min-height: 0; transform: none;
  }
  .product-card--wide { grid-column: span 1; flex-direction: column; gap: 0; }
  .product-card--wide .product-visual { width: 100%; min-width: 0; height: 190px; margin: 27px 0 30px; }
  .product-card:hover, .product-card--morph:hover, .product-card--speech:hover, .product-card--wide:hover { transform: translateY(-4px); }
  html.js .product-card[data-reveal].is-visible:hover,
  html.js .product-card--morph[data-reveal].is-visible:hover,
  html.js .product-card--speech[data-reveal].is-visible:hover { transform: translateY(-4px); }
  .product-visual { height: 190px; }

  .camp { padding: 115px 0; }
  .camp__inner { grid-template-columns: 1fr; gap: 50px; }
  .camp-intro { position: static; }
  .camp-modules { grid-template-columns: 1fr; }
  .camp-module:nth-child(4) { grid-column: span 1; }
  .camp-module:nth-child(5) { grid-column: span 1; }
  .camp-research {
    display: flex;
    grid-column: auto;
    flex-direction: column;
    gap: 15px;
    padding: 24px 20px;
  }

  .solutions { padding: 115px 0; }
  .solutions__inner { grid-template-columns: 1fr; gap: 56px; }
  .solutions-intro { position: static; }

  .method { padding-top: 122px; padding-bottom: 125px; }
  .method-steps { margin-top: 60px; grid-template-columns: repeat(2, 1fr); }
  .method-steps li:nth-child(2) { border-right: 0; }
  .method-steps li:nth-child(3) { border-top: 1px solid var(--line-dark); padding-top: 25px; padding-left: 0; }
  .method-steps li:nth-child(4) { border-top: 1px solid var(--line-dark); padding-top: 25px; }
  .principle-card { grid-template-columns: 46px 1fr; gap: 22px; }
  .principle-card__copy { grid-column: 2; }

  .about { padding-bottom: 125px; grid-template-columns: 1fr; gap: 55px; }
  .about-visual { min-height: 400px; }

  .certificates { padding-top: 90px; padding-bottom: 100px; }

  .contact { padding-bottom: 60px; }
  .contact-panel__content { padding: 50px 4% 45px; grid-template-columns: 1fr; gap: 34px; }
  .contact-info { grid-template-columns: 1fr; }
}

@media (max-width: 520px) {
  :root { --page: calc(100% - 32px); }

  .brand-text strong { font-size: 14px; }
  .hero { padding-top: 108px; padding-bottom: 76px; gap: 55px; }
  .eyebrow { margin-bottom: 18px; font-size: 9px; }
  .hero h1 { font-size: clamp(2.5rem, 11.5vw, 3.75rem); letter-spacing: -0.09em; line-height: 1.04; }
  .hero h1 em { white-space: nowrap; }
  .hero-intro { margin: 24px 0 28px; font-size: 14px; line-height: 1.8; }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 13px; }
  .hero-facts { margin-top: 53px; gap: 15px 9px; grid-template-columns: repeat(2, 1fr); }
  .hero-facts div:last-child { grid-column: span 2; }
  .signal-stage { min-height: 296px; }
  .voice-orb { width: 140px; height: 140px; }
  .orb-ring--two { width: 125px; height: 125px; }
  .waveform { right: 7%; bottom: 11%; transform: scale(0.82); transform-origin: right bottom; }
  .hero-visual { padding: 13px; }
  .hero-visual-note { width: 230px; padding: 11px 12px; font-size: 10px; }
  .signal-tape { font-size: 9px; }
  .signal-tape__track { gap: 16px; padding: 13px 0; }

  .section-heading h2, .method h2, .about h2, .solutions h2, .camp h2, .certificates h2 {
    font-size: clamp(2.75rem, 12vw, 4rem);
  }
  .section-heading > p, .method-top > p { font-size: 14px; }
  .products { padding-top: 92px; padding-bottom: 101px; }
  .product-grid { margin-top: 46px; }
  .product-card { padding: 18px; }
  .product-visual { height: 175px; margin: 27px 0 30px; }
  .product-card h3 { font-size: 2.1rem; }
  .morph-visual__disc { width: 126px; height: 126px; }
  .speech-visual__rings i:nth-child(4) { width: 164px; height: 164px; }

  .camp { padding: 90px 0; }
  .camp-module { padding: 20px 16px; }
  .camp-module h3 { font-size: 19px; }

  .solutions { padding: 90px 0; }
  .solution-item { padding: 23px 0; grid-template-columns: 25px 1fr 19px; gap: 12px; }
  .solution-item h3 { font-size: 1.55rem; }
  .solution-item div > p:last-child { font-size: 12px; }

  .method { padding-top: 95px; padding-bottom: 100px; }
  .method-steps { grid-template-columns: 1fr; }
  .method-steps li, .method-steps li + li { min-height: 0; padding: 23px 0; border-right: 0; border-bottom: 1px solid var(--line-dark); }
  .method-steps li:nth-child(n + 3) { border-top: 0; }
  .method-number { margin-bottom: 28px; }
  .principle-card { margin-top: 37px; padding: 23px 19px; grid-template-columns: 1fr; gap: 15px; }
  .principle-card__signal { justify-content: flex-start; height: 30px; }
  .principle-card__copy { grid-column: auto; }

  .about { padding-bottom: 100px; gap: 39px; }
  .about-visual { min-height: 312px; }
  .square--one { width: 153px; height: 153px; }
  .square--two { width: 90px; height: 90px; }
  .about-copy > p:not(.eyebrow) { font-size: 14px; }
  .about-value { padding: 16px; }

  .certificates { padding-top: 70px; padding-bottom: 80px; }

  .contact { width: 100%; padding-bottom: 50px; }
  .contact-panel { padding: 16px; }
  .contact-panel__content { padding: 40px 2% 36px; }
  .contact-panel__topline, .contact-panel__bottomline { gap: 12px; font-size: 8px; }
  .contact-panel__bottomline span:last-child { text-align: right; }
  .contact h2 { font-size: clamp(2.85rem, 13vw, 4.2rem); }
  .email-link { font-size: 1.12rem; }
  .contact-info__col { padding: 20px; }
  .map-card { min-height: 200px; }

  .site-footer { padding-bottom: 20px; align-items: flex-start; flex-direction: column; font-size: 8px; }
  .site-footer > p { order: 3; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}