/* ==========================================================================
   Mutual Peak AI - Design System & Stylesheet
   ========================================================================== */

:root {
  --radius: 0.6rem;
  --background: #f2f5f6;
  --foreground: #0b1a24;
  --card: #ffffff;
  --card-foreground: #0b1a24;
  --popover: #ffffff;
  --popover-foreground: #0b1a24;
  --primary: #069dcd;
  --primary-foreground: #ffffff;
  --secondary: #e8eef1;
  --secondary-foreground: #142b39;
  --muted: #e7ecef;
  --muted-foreground: #61717c;
  --accent: #d6a15d;
  --accent-foreground: #08141c;
  --destructive: #d33f49;
  --destructive-foreground: #ffffff;
  --border: rgba(10, 32, 46, 0.13);
  --input: rgba(10, 32, 46, 0.16);
  --ring: #08afe0;
  --ink: #07131c;
  --ink-soft: #163040;
  --surface: #f2f5f6;
  --surface-raised: #ffffff;
  --surface-deep: #071520;
  --line: rgba(17, 57, 78, 0.14);
  --line-strong: rgba(17, 57, 78, 0.28);
  --cyan: #08b8eb;
  --cyan-soft: #87e4fb;
  --gold: #d8a15d;
  --orange: #ec7b3f;
  --body-muted: #60727e;
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
}

.dark {
  --background: #07131c;
  --foreground: #eaf3f6;
  --card: #0c1e29;
  --card-foreground: #edf7fa;
  --popover: #0b1c27;
  --popover-foreground: #edf7fa;
  --primary: #0bb8ea;
  --primary-foreground: #031017;
  --secondary: #102632;
  --secondary-foreground: #dcebef;
  --muted: #112631;
  --muted-foreground: #91a5af;
  --accent: #d8a15d;
  --accent-foreground: #07131c;
  --destructive: #f16269;
  --destructive-foreground: #ffffff;
  --border: rgba(155, 213, 234, 0.13);
  --input: rgba(155, 213, 234, 0.17);
  --ring: #0bb8ea;
  --ink: #ecf6f8;
  --ink-soft: #bed0d7;
  --surface: #07131c;
  --surface-raised: #0c1e29;
  --surface-deep: #030b11;
  --line: rgba(159, 218, 238, 0.13);
  --line-strong: rgba(159, 218, 238, 0.26);
  --body-muted: #94aab4;
}

/* Base resets & typography */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scrollbar-color: var(--cyan) var(--surface-deep);
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--background);
  color: var(--foreground);
  font-family: "Manrope", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
  line-height: 1.6;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button:not(:disabled),
[role="button"]:not([aria-disabled="true"]),
[type="button"]:not(:disabled),
[type="submit"]:not(:disabled),
a[href], select:not(:disabled),
input[type="checkbox"]:not(:disabled) {
  cursor: pointer;
}

::selection {
  background: rgba(11, 184, 234, 0.28);
  color: inherit;
}

.container {
  width: 100%;
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 3.2vw, 3.5rem);
  max-width: 1600px;
}

.site-shell {
  min-height: 100vh;
  background: var(--surface);
  color: var(--ink);
  overflow: clip;
}

.modal-open {
  overflow: hidden;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 10px;
  left: 10px;
  transform: translateY(-180%);
  background: var(--cyan);
  color: #031017;
  padding: 0.7rem 1rem;
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.18s var(--ease-out);
}
.skip-link:focus {
  transform: translateY(0);
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */

.site-header {
  position: fixed;
  z-index: 60;
  inset: 0 0 auto;
  height: 78px;
  color: #eaf7fa;
  border-bottom: 1px solid rgba(185, 227, 240, 0.12);
  transition: background-color 0.22s var(--ease-out), color 0.22s var(--ease-out), box-shadow 0.22s var(--ease-out), border-color 0.22s var(--ease-out);
}

.site-header::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(2, 11, 17, 0.76), transparent);
  pointer-events: none;
  transition: opacity 0.22s var(--ease-out);
}

.site-header.scrolled {
  color: var(--ink);
  background: color-mix(in srgb, var(--surface) 90%, transparent);
  box-shadow: 0 12px 36px rgba(0, 11, 18, 0.12);
  border-color: var(--line);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.site-header.scrolled::before {
  opacity: 0;
}

.nav-shell {
  position: relative;
  display: flex;
  align-items: center;
  height: 100%;
  max-width: 1600px;
  margin: auto;
  padding: 0 clamp(1.1rem, 3.2vw, 3.5rem);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
  min-width: 200px;
  color: inherit;
  white-space: nowrap;
}

.brand-logo {
  height: 38px;
  width: auto;
  max-width: 52px;
  object-fit: contain;
  filter: drop-shadow(0 4px 16px rgba(5, 184, 233, 0.28));
  flex-shrink: 0;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  line-height: 1.15;
  white-space: nowrap;
}

.brand-copy b {
  font-size: 1.02rem;
  letter-spacing: 0.18em;
  font-weight: 700;
  white-space: nowrap;
}

.brand-copy span {
  margin-top: 0.28rem;
  font: 600 0.54rem/1 "IBM Plex Mono", monospace;
  letter-spacing: 0.16em;
  opacity: 0.75;
  white-space: nowrap;
}

.desktop-nav {
  display: flex;
  gap: clamp(1.1rem, 2vw, 2.4rem);
  margin: 0 auto;
  height: 100%;
  align-items: center;
}

.desktop-nav a,
.desktop-nav button {
  position: relative;
  border: 0;
  background: transparent;
  color: inherit;
  font-size: 0.84rem;
  letter-spacing: 0.03em;
  padding: 0.7rem 0;
  opacity: 0.72;
  text-decoration: none;
  transition: opacity 0.18s var(--ease-out);
}

.desktop-nav a::after,
.desktop-nav button::after {
  content: "";
  position: absolute;
  height: 2px;
  left: 0;
  right: 100%;
  bottom: -0.2rem;
  background: var(--cyan);
  transition: right 0.22s var(--ease-out);
}

.desktop-nav a:hover,
.desktop-nav a.active,
.desktop-nav button:hover,
.desktop-nav button.active {
  opacity: 1;
}

.desktop-nav a.active::after,
.desktop-nav button.active::after {
  right: 0;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.icon-button,
.language-button {
  height: 38px;
  border: 1px solid currentColor;
  border-color: color-mix(in srgb, currentColor 20%, transparent);
  background: rgba(255, 255, 255, 0.04);
  color: inherit;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border-radius: 4px;
  transition: transform 0.15s var(--ease-out), background 0.18s var(--ease-out), border-color 0.18s var(--ease-out);
}

.icon-button {
  width: 38px;
}

.icon-button:active,
.language-button:active,
.nav-cta:active,
.button-primary:active,
.button-secondary:active,
.submit-button:active {
  transform: scale(0.97);
}

.search-trigger-btn {
  height: 38px;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0 0.75rem;
  border: 1px solid currentColor;
  border-color: color-mix(in srgb, currentColor 20%, transparent);
  background: rgba(255, 255, 255, 0.04);
  color: inherit;
  border-radius: 4px;
  cursor: pointer;
  transition: transform 0.15s var(--ease-out), background 0.18s var(--ease-out), border-color 0.18s var(--ease-out), color 0.18s var(--ease-out);
  white-space: nowrap;
}

.search-trigger-btn:hover {
  background: color-mix(in srgb, var(--cyan) 12%, transparent);
  border-color: var(--cyan);
  color: var(--foreground);
}

.search-trigger-btn:active {
  transform: scale(0.97);
}

.search-trigger-btn svg {
  color: var(--cyan);
  flex-shrink: 0;
}

.search-label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.search-kbd {
  font: 700 0.6rem "IBM Plex Mono", monospace;
  opacity: 0.62;
  border-left: 1px solid currentColor;
  border-color: color-mix(in srgb, currentColor 25%, transparent);
  padding-left: 0.45rem;
  line-height: 1;
}

.language-control {
  position: relative;
}

.language-button {
  padding: 0 0.65rem;
  font: 700 0.68rem "IBM Plex Mono", monospace;
}

.language-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 0.55rem);
  min-width: 180px;
  padding: 0.35rem;
  background: var(--popover);
  color: var(--popover-foreground);
  border: 1px solid var(--line);
  border-radius: 6px;
  box-shadow: 0 20px 50px rgba(0, 12, 20, 0.2);
  transform-origin: top right;
  animation: popIn 0.18s var(--ease-out);
  display: none;
}

.language-menu.show {
  display: block;
}

.language-menu button {
  width: 100%;
  display: grid;
  grid-template-columns: 28px 1fr 18px;
  text-align: left;
  align-items: center;
  gap: 0.6rem;
  padding: 0.72rem 0.7rem;
  border: 0;
  background: transparent;
  font-size: 0.77rem;
  border-radius: 4px;
}

.language-menu button:hover,
.language-menu button.active {
  background: color-mix(in srgb, var(--cyan) 12%, transparent);
}

.language-menu button > span {
  font: 700 0.64rem "IBM Plex Mono", monospace;
  color: var(--cyan);
}

.nav-cta {
  height: 38px;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  border: 1px solid var(--cyan);
  background: var(--cyan);
  color: #031118 !important;
  padding: 0 1rem;
  font-size: 0.75rem;
  font-weight: 800;
  text-decoration: none;
  border-radius: 4px;
  transition: transform 0.15s var(--ease-out), box-shadow 0.2s var(--ease-out);
}

.nav-cta:hover {
  box-shadow: 0 8px 26px rgba(8, 184, 235, 0.28);
}

.mobile-toggle {
  display: none;
}

.mobile-nav {
  position: absolute;
  top: 78px;
  left: 0;
  right: 0;
  padding: 0.7rem 1.2rem 1.4rem;
  background: color-mix(in srgb, var(--surface-deep) 96%, transparent);
  color: #eaf7fa;
  border-bottom: 1px solid rgba(134, 217, 241, 0.18);
  backdrop-filter: blur(20px);
  animation: dropIn 0.22s var(--ease-out);
  display: none;
}

.mobile-nav.show {
  display: block;
}

.mobile-nav a {
  display: grid;
  grid-template-columns: 32px 1fr 20px;
  align-items: center;
  width: 100%;
  border-bottom: 1px solid rgba(255, 255, 255, 0.09);
  color: inherit;
  text-decoration: none;
  padding: 1rem 0.3rem;
  font-size: 0.95rem;
}

.mobile-nav a span {
  font: 600 0.64rem "IBM Plex Mono", monospace;
  color: var(--cyan);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */

.hero-section {
  position: relative;
  min-height: max(780px, 100svh);
  color: #edf8fb;
  background: #030c13;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-image {
  position: absolute;
  inset: 0 0 0 28%;
  background-position: center;
  background-size: cover;
  opacity: 0.58;
  filter: saturate(0.83) contrast(1.07);
  transform: scale(1.035);
  animation: heroSettle 1.4s var(--ease-out) forwards;
}

.hero-vignette {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, #030c13 6%, rgba(3, 12, 19, 0.96) 32%, rgba(3, 12, 19, 0.46) 65%, rgba(3, 12, 19, 0.28)),
              linear-gradient(180deg, rgba(3, 12, 19, 0.7), transparent 30%, rgba(3, 12, 19, 0.8));
}

.signal-field {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.65;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(86, 197, 226, 0.065) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(86, 197, 226, 0.065) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, black, transparent 75%);
  -webkit-mask-image: linear-gradient(90deg, black, transparent 75%);
}

.signal-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  fill: none;
  stroke: rgba(29, 190, 230, 0.22);
  stroke-width: 1;
  stroke-dasharray: 4 10;
}

.signal-field i {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 18px 4px rgba(8, 184, 235, 0.32);
  animation: nodePulse 3.2s infinite ease-in-out;
}

.hero-layout {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.65fr);
  gap: clamp(3rem, 7vw, 8rem);
  align-items: center;
  padding-top: 8rem;
  padding-bottom: 8rem;
}

.hero-copy {
  max-width: 780px;
  animation: heroCopyIn 0.8s 0.1s both var(--ease-out);
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  font: 700 clamp(0.67rem, 0.7vw, 0.78rem) "IBM Plex Mono", monospace;
  letter-spacing: 0.16em;
  color: #b5c9d0;
  text-transform: uppercase;
}

.live-dot,
.pulse-dot {
  position: relative;
  display: inline-block;
  flex: 0 0 auto;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 4px rgba(8, 184, 235, 0.12);
}

.live-dot::after,
.pulse-dot::after {
  content: "";
  position: absolute;
  inset: -6px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  animation: ping 2s infinite;
}

.eyebrow-line {
  height: 1px;
  width: clamp(40px, 7vw, 100px);
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.hero-copy h1 {
  margin: clamp(1.2rem, 2.5vh, 2rem) 0 1.6rem;
  max-width: 860px;
  font-family: "Manrope", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: clamp(2.3rem, 4.3vw, 4.6rem);
  line-height: 1.28;
  letter-spacing: 0.01em;
  font-weight: 500;
}

.hero-copy h1 span,
.hero-copy h1 strong {
  display: block;
}

.hero-copy h1 span {
  color: #f1f7f9;
  letter-spacing: 0.01em;
}

.hero-copy h1 strong {
  margin-top: 0.18em;
  color: transparent;
  background: linear-gradient(105deg, #f0fbfd 4%, #6ed9f4 44%, #ddb174 91%);
  background-clip: text;
  -webkit-background-clip: text;
  font-weight: 700;
  letter-spacing: 0.01em;
}

html[lang="en"] .hero-copy h1,
html[lang="fr"] .hero-copy h1 {
  font-size: clamp(2.2rem, 4.2vw, 4.5rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.hero-body {
  max-width: 660px;
  color: #adc2ca;
  font-size: clamp(1rem, 1.2vw, 1.2rem);
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2.4rem;
}

.button-primary,
.button-secondary {
  height: 52px;
  padding: 0 1.45rem;
  border: 1px solid transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  font-weight: 800;
  font-size: 0.86rem;
  text-decoration: none;
  transition: transform 0.16s var(--ease-out), background 0.2s var(--ease-out), color 0.2s var(--ease-out), border 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out);
}

.button-primary {
  color: #021016 !important;
  background: linear-gradient(120deg, var(--cyan), #5cd8f7);
  clip-path: polygon(0 0, calc(100% - 13px) 0, 100% 13px, 100% 100%, 0 100%);
}

.button-primary:hover {
  box-shadow: 0 12px 32px rgba(8, 184, 235, 0.25);
}

.button-secondary {
  color: #e9f6f9;
  border-color: rgba(198, 232, 241, 0.28);
  background: rgba(7, 20, 29, 0.46);
  backdrop-filter: blur(8px);
}

.button-secondary:hover {
  border-color: var(--cyan);
  background: rgba(8, 184, 235, 0.08);
}

.hero-proof {
  display: flex;
  gap: 0.55rem;
  align-items: center;
  margin-top: 1.8rem;
  color: #829ba5;
  font-size: 0.78rem;
}

.hero-proof svg {
  color: var(--gold);
}

/* Console card */
.hero-console {
  position: relative;
  justify-self: end;
  width: min(100%, 430px);
  background: rgba(4, 17, 25, 0.75);
  border: 1px solid rgba(143, 218, 240, 0.18);
  box-shadow: 0 32px 90px rgba(0, 4, 8, 0.4);
  backdrop-filter: blur(14px);
  animation: consoleIn 0.9s 0.28s both var(--ease-out);
}

.hero-console::before,
.hero-console::after {
  content: "";
  position: absolute;
  width: 24px;
  height: 24px;
  border-color: var(--cyan);
  opacity: 0.72;
}

.hero-console::before {
  top: -1px;
  left: -1px;
  border-top: 2px solid;
  border-left: 2px solid;
}

.hero-console::after {
  right: -1px;
  bottom: -1px;
  border-right: 2px solid;
  border-bottom: 2px solid;
}

.console-top {
  height: 46px;
  padding: 0 0.95rem;
  border-bottom: 1px solid rgba(155, 216, 235, 0.13);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font: 600 0.61rem "IBM Plex Mono", monospace;
  letter-spacing: 0.08em;
  color: #8ca8b2;
}

.console-top span {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: #a9d4df;
}

.console-top i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #44d29c;
  box-shadow: 0 0 10px #44d29c;
}

.console-visual {
  position: relative;
  height: 260px;
  background: linear-gradient(140deg, rgba(8, 184, 235, 0.06), transparent 45%),
              repeating-linear-gradient(90deg, transparent 0 54px, rgba(128, 211, 237, 0.06) 55px),
              repeating-linear-gradient(0deg, transparent 0 44px, rgba(128, 211, 237, 0.06) 45px);
  overflow: hidden;
}

.vision-frame {
  position: absolute;
  width: 128px;
  height: 70px;
  right: 20%;
  bottom: 22%;
  border: 1px solid rgba(62, 213, 246, 0.5);
  background: rgba(8, 184, 235, 0.04);
  transform: perspective(400px) rotateX(58deg) rotateZ(-8deg);
}

.vision-frame b {
  position: absolute;
  top: -20px;
  left: 0;
  font: 600 0.56rem "IBM Plex Mono", monospace;
  color: var(--cyan-soft);
}

.corner {
  position: absolute;
  width: 9px;
  height: 9px;
  border-color: var(--cyan);
}
.corner.tl { top: -3px; left: -3px; border-top: 2px solid; border-left: 2px solid; }
.corner.tr { top: -3px; right: -3px; border-top: 2px solid; border-right: 2px solid; }
.corner.bl { bottom: -3px; left: -3px; border-bottom: 2px solid; border-left: 2px solid; }
.corner.br { bottom: -3px; right: -3px; border-bottom: 2px solid; border-right: 2px solid; }

.lane-trace {
  position: absolute;
  height: 1px;
  width: 130%;
  left: -10%;
  background: linear-gradient(90deg, transparent, rgba(8, 184, 235, 0.7), transparent);
  transform: rotate(-15deg);
  transform-origin: left;
}

.lane-trace::after {
  content: "";
  position: absolute;
  width: 9px;
  height: 3px;
  background: var(--gold);
  box-shadow: 0 0 12px var(--gold);
  animation: traceMove 3.2s infinite linear;
}

.lane-trace.l1 { top: 60%; }
.lane-trace.l2 { top: 72%; opacity: 0.6; }
.lane-trace.l3 { top: 82%; opacity: 0.35; }

.console-bottom {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(155, 216, 235, 0.13);
}

.console-bottom div {
  padding: 0.8rem 0.7rem;
  border-right: 1px solid rgba(155, 216, 235, 0.1);
}
.console-bottom div:last-child {
  border: 0;
}

.console-bottom span {
  display: block;
  color: #6e8993;
  font: 500 0.5rem "IBM Plex Mono", monospace;
}

.console-bottom b {
  display: block;
  margin-top: 0.3rem;
  color: #d7eaf0;
  font: 600 0.85rem "IBM Plex Mono", monospace;
}
.console-bottom small {
  font-size: 0.52rem;
  color: var(--cyan);
}

.hero-bottom {
  position: absolute;
  z-index: 4;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  font: 600 0.56rem "IBM Plex Mono", monospace;
  color: #6e8993;
  letter-spacing: 0.12em;
}

.scroll-cue {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.scroll-cue i {
  display: block;
  width: 44px;
  height: 1px;
  background: #54717c;
  position: relative;
  overflow: hidden;
}

.scroll-cue i::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--cyan);
  transform: translateX(-100%);
  animation: scrollLine 2.5s infinite;
}

/* ==========================================================================
   Metrics Strip
   ========================================================================== */

.metrics-strip {
  position: relative;
  background: var(--surface-raised);
  border-bottom: 1px solid var(--line);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr) auto;
  min-height: 160px;
  padding-block: 0;
}

.metric {
  position: relative;
  padding: 2rem clamp(1rem, 2.2vw, 2.2rem);
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.metric:last-of-type {
  border-right: 1px solid var(--line);
}

.metric-index {
  position: absolute;
  top: 0.9rem;
  right: 0.9rem;
  color: var(--body-muted);
  opacity: 0.54;
  font: 600 0.56rem "IBM Plex Mono", monospace;
}

.metric strong {
  font-size: clamp(1.9rem, 2.8vw, 3rem);
  letter-spacing: -0.05em;
  line-height: 1;
  color: var(--ink);
}

.metric:nth-child(2) strong,
.metric:nth-child(3) strong {
  color: var(--cyan);
}

.metric p {
  margin: 0.75rem 0 0;
  color: var(--body-muted);
  font-size: 0.74rem;
  line-height: 1.45;
}

.metrics-status {
  writing-mode: vertical-rl;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  padding-left: 1.4rem;
  color: var(--body-muted);
  font: 600 0.56rem "IBM Plex Mono", monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.metrics-status .pulse-dot {
  width: 5px;
  height: 5px;
}

/* ==========================================================================
   Section Commons
   ========================================================================== */

.section-pad {
  padding-block: clamp(5.5rem, 9vw, 9.5rem);
}

.section-heading {
  max-width: 760px;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--cyan);
  font: 700 0.68rem "IBM Plex Mono", monospace;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* Only the decorative dash gets fixed width and bar color */
.section-eyebrow .eyebrow-dash,
.section-eyebrow > span:first-child:empty {
  display: inline-block;
  width: 22px;
  height: 2px;
  background: currentColor;
  flex-shrink: 0;
}

/* The text element must never be constrained or have a bar background */
.section-eyebrow .eyebrow-text,
.section-eyebrow > span:not(.eyebrow-dash):not(:empty),
.section-eyebrow [id$="-eyebrow"] {
  display: inline-block;
  width: auto;
  height: auto;
  background: transparent;
  white-space: nowrap;
  letter-spacing: 0.14em;
}

.section-heading h2 {
  margin: 1.2rem 0 1.1rem;
  font-size: clamp(2rem, 3.2vw, 3.4rem);
  letter-spacing: -0.03em;
  line-height: 1.22;
  font-weight: 600;
  color: var(--ink);
}

.section-heading p {
  margin: 0;
  color: var(--body-muted);
  font-size: clamp(0.95rem, 1.1vw, 1.1rem);
  line-height: 1.8;
}

.split-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 2rem;
  margin-bottom: clamp(3rem, 5vw, 4.8rem);
}

.section-code {
  font: 600 0.65rem "IBM Plex Mono", monospace;
  letter-spacing: 0.1em;
  color: var(--body-muted);
  text-align: right;
  border-left: 1px solid var(--line);
  padding-left: 1.2rem;
}

.section-code b {
  color: var(--cyan);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: transparent;
  border: 0;
  color: var(--cyan);
  font-weight: 700;
  font-size: 0.88rem;
  text-decoration: none;
  transition: gap 0.18s var(--ease-out);
}

.text-link:hover {
  gap: 0.65rem;
}

/* ==========================================================================
   Architecture Section
   ========================================================================== */

.architecture-stage {
  display: grid;
  grid-template-columns: minmax(280px, 0.75fr) minmax(360px, 1.1fr) minmax(280px, 0.85fr);
  gap: 2rem;
  background: var(--surface-raised);
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0, 8, 16, 0.05);
}

.architecture-nav {
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--line);
}

.architecture-nav button {
  display: grid;
  grid-template-columns: 36px 36px 1fr 20px;
  align-items: center;
  gap: 0.8rem;
  padding: 1.8rem 1.4rem;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  text-align: left;
  transition: background 0.18s var(--ease-out);
}

.architecture-nav button:last-child {
  border-bottom: 0;
}

.architecture-nav button:hover {
  background: color-mix(in srgb, var(--cyan) 5%, transparent);
}

.architecture-nav button.active {
  background: color-mix(in srgb, var(--cyan) 10%, transparent);
  border-left: 3px solid var(--cyan);
}

.layer-index {
  font: 700 0.72rem "IBM Plex Mono", monospace;
  color: var(--body-muted);
}

.architecture-nav button small {
  display: block;
  font: 600 0.58rem "IBM Plex Mono", monospace;
  color: var(--cyan);
  letter-spacing: 0.1em;
}

.architecture-nav button b {
  display: block;
  font-size: 0.95rem;
  color: var(--ink);
  margin-top: 0.2rem;
}

.architecture-core {
  position: relative;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at center, color-mix(in srgb, var(--cyan) 10%, transparent) 0%, transparent 68%);
}

.core-orbit {
  position: absolute;
  border: 1px dashed var(--line);
  border-radius: 50%;
  pointer-events: none;
}

.orbit-one {
  width: 300px;
  height: 300px;
  animation: spin 38s linear infinite;
}

.orbit-two {
  width: 200px;
  height: 200px;
  animation: spinRev 26s linear infinite;
}

.core-node {
  position: relative;
  z-index: 5;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: var(--surface-deep);
  border: 2px solid var(--cyan);
  box-shadow: 0 0 40px rgba(8, 184, 235, 0.28);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  text-align: center;
}

.core-node img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.core-node span {
  font: 700 0.52rem "IBM Plex Mono", monospace;
  margin-top: 0.2rem;
}

.core-node b {
  font: 800 0.45rem "IBM Plex Mono", monospace;
  color: var(--cyan);
}

.satellite-node {
  position: absolute;
  z-index: 6;
  padding: 0.55rem 0.85rem;
  border-radius: 30px;
  background: var(--surface-raised);
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font: 700 0.65rem "IBM Plex Mono", monospace;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transition: all 0.25s var(--ease-out);
}

.satellite-node.node-1 { top: 35px; left: 50%; transform: translateX(-50%); }
.satellite-node.node-2 { bottom: 45px; right: 45px; }
.satellite-node.node-3 { bottom: 45px; left: 45px; }

.satellite-node.active {
  border-color: var(--cyan);
  background: var(--cyan);
  color: #031017;
  box-shadow: 0 0 25px rgba(8, 184, 235, 0.45);
}

.core-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  stroke: var(--line-strong);
  stroke-dasharray: 4 6;
  fill: none;
  pointer-events: none;
}

.architecture-detail {
  padding: 2.2rem 1.8rem;
  border-left: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.architecture-detail > span {
  font: 600 0.62rem "IBM Plex Mono", monospace;
  letter-spacing: 0.12em;
  color: var(--body-muted);
  text-transform: uppercase;
}

.architecture-detail small {
  display: inline-block;
  font: 700 0.65rem "IBM Plex Mono", monospace;
  color: var(--cyan);
  margin-top: 1rem;
}

.architecture-detail h3 {
  margin: 0.4rem 0 0.8rem;
  font-size: 1.45rem;
  color: var(--ink);
}

.architecture-detail p {
  color: var(--body-muted);
  font-size: 0.88rem;
  line-height: 1.7;
  margin: 0;
}

.detail-metric {
  margin-top: 1.8rem;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.9rem;
  background: color-mix(in srgb, var(--cyan) 8%, transparent);
  border: 1px solid color-mix(in srgb, var(--cyan) 25%, transparent);
  border-radius: 4px;
}

.detail-metric i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
}

.detail-metric span {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--ink);
}

.detail-metric b {
  font: 700 0.58rem "IBM Plex Mono", monospace;
  color: var(--cyan);
}

/* ==========================================================================
   Footprint Map Section
   ========================================================================== */

.footprint-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.75fr) minmax(400px, 1.25fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.map-card {
  position: relative;
  background: var(--surface-deep);
  color: #fff;
  border: 1px solid rgba(135, 228, 251, 0.18);
  border-radius: 8px;
  padding: 1.4rem;
  overflow: hidden;
  box-shadow: 0 28px 80px rgba(0, 6, 12, 0.35);
}

.map-meta {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font: 600 0.62rem "IBM Plex Mono", monospace;
  color: #8da4ae;
  margin-bottom: 1rem;
}

.map-meta b {
  margin-left: auto;
  color: var(--cyan-soft);
}

.world-map {
  position: relative;
  width: 100%;
  height: clamp(280px, 34vw, 440px);
}

.world-map svg {
  width: 100%;
  height: 100%;
}

.continents path {
  fill: rgba(14, 40, 56, 0.7);
  stroke: rgba(66, 178, 210, 0.25);
  stroke-width: 0.8;
}

.route-line {
  fill: none;
  stroke: url(#route);
  stroke-width: 1.8;
  stroke-dasharray: 4 6;
  animation: dash 28s linear infinite;
}

.route-line.secondary {
  stroke: rgba(216, 161, 93, 0.5);
}

.map-point {
  position: absolute;
  transform: translate(-50%, -50%);
  background: transparent;
  border: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.point-ring {
  position: absolute;
  width: 24px;
  height: 24px;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  animation: ping 2.4s infinite;
}

.point-label {
  position: relative;
  z-index: 2;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--surface-deep);
  border: 2px solid var(--cyan);
  color: #fff;
  font: 700 0.65rem "IBM Plex Mono", monospace;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s var(--ease-out);
}

.map-point.active .point-label {
  background: var(--cyan);
  color: #031017;
  transform: scale(1.15);
  box-shadow: 0 0 20px var(--cyan);
}

.map-scanline {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 92%, rgba(8, 184, 235, 0.15) 100%);
  pointer-events: none;
  animation: scan 6s linear infinite;
}

.map-detail {
  margin-top: 1rem;
  padding: 1.2rem;
  background: rgba(3, 16, 25, 0.75);
  border: 1px solid rgba(135, 228, 251, 0.15);
  border-radius: 6px;
  backdrop-filter: blur(10px);
}

.map-detail > div:first-child {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1rem;
  color: #fff;
}

.map-detail p {
  margin: 0.5rem 0 0.8rem;
  font-size: 0.82rem;
  color: #a2b7bf;
  line-height: 1.6;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tag-row span {
  font: 600 0.58rem "IBM Plex Mono", monospace;
  padding: 0.25rem 0.55rem;
  background: rgba(8, 184, 235, 0.1);
  border: 1px solid rgba(8, 184, 235, 0.25);
  color: var(--cyan-soft);
  border-radius: 3px;
}

/* ==========================================================================
   Solutions Section
   ========================================================================== */

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

.solution-card {
  position: relative;
  background: var(--surface-raised);
  border: 1px solid var(--line);
  padding: 2.4rem 2rem;
  border-radius: 8px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  transition: transform 0.24s var(--ease-out), border-color 0.24s var(--ease-out), box-shadow 0.24s var(--ease-out);
}

.solution-card:hover {
  transform: translateY(-5px);
  border-color: var(--cyan);
  box-shadow: 0 20px 48px rgba(8, 184, 235, 0.08);
}

.solution-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  filter: saturate(0.8) contrast(1.1);
  transition: opacity 0.3s var(--ease-out);
}

.solution-card:hover img {
  opacity: 0.28;
}

.solution-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--surface-raised) 20%, color-mix(in srgb, var(--surface-raised) 92%, transparent));
  pointer-events: none;
}

.solution-top {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--cyan);
  margin-bottom: 2rem;
}

.solution-top span {
  font: 700 0.8rem "IBM Plex Mono", monospace;
  color: var(--body-muted);
}

.solution-content {
  position: relative;
  z-index: 2;
}

.solution-content small {
  display: block;
  font: 700 0.62rem "IBM Plex Mono", monospace;
  color: var(--cyan);
  letter-spacing: 0.12em;
}

.solution-content h3 {
  margin: 0.4rem 0 0.9rem;
  font-size: 1.35rem;
  color: var(--ink);
}

.solution-content p {
  margin: 0 0 1.4rem;
  color: var(--body-muted);
  font-size: 0.86rem;
  line-height: 1.7;
}

.solution-content ul {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
}

.solution-content li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.82rem;
  color: var(--ink);
  margin-bottom: 0.5rem;
}

.solution-content li svg {
  color: var(--cyan);
  flex-shrink: 0;
}

.solution-card button,
.solution-card a.card-btn {
  position: relative;
  z-index: 2;
  align-self: flex-start;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: all 0.2s var(--ease-out);
}

.solution-card:hover button,
.solution-card:hover a.card-btn {
  background: var(--cyan);
  color: #031017;
  border-color: var(--cyan);
}

/* ==========================================================================
   Case Study Section
   ========================================================================== */

.case-section {
  position: relative;
  background: #030c13;
  color: #edf8fb;
  padding-block: clamp(6rem, 10vw, 10.5rem);
  overflow: hidden;
}

.case-background {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  opacity: 0.32;
  filter: saturate(0.85);
}

.case-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 75% 50%, transparent 20%, rgba(3, 12, 19, 0.95) 80%);
}

.case-content {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(360px, 0.85fr);
  gap: clamp(3rem, 6vw, 7rem);
  align-items: center;
}

.section-eyebrow.light {
  color: var(--cyan-soft);
  margin-bottom: 0.85rem;
}

.tag-row.light {
  margin-bottom: 1rem;
}

.tag-row.light span {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.case-copy h2 {
  margin: 1.4rem 0 1.2rem;
  font-size: clamp(2rem, 3vw, 3.4rem);
  letter-spacing: -0.02em;
  line-height: 1.25;
  font-weight: 600;
  color: #fff;
}

.case-copy p {
  color: #b0c6cf;
  font-size: 1.05rem;
  line-height: 1.85;
}

.case-copy blockquote {
  margin: 2.2rem 0 0;
  padding-left: 1.4rem;
  border-left: 3px solid var(--gold);
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--gold);
  line-height: 1.6;
}

.case-dashboard {
  background: rgba(4, 18, 27, 0.82);
  border: 1px solid rgba(135, 228, 251, 0.18);
  border-radius: 8px;
  padding: 2.2rem;
  backdrop-filter: blur(14px);
  box-shadow: 0 32px 80px rgba(0, 4, 8, 0.4);
}

.case-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  border-bottom: 1px solid rgba(135, 228, 251, 0.15);
  padding-bottom: 1.6rem;
}

.case-metrics div strong {
  display: block;
  font-size: 2.2rem;
  color: var(--cyan);
  font-weight: 700;
  line-height: 1;
}

.case-metrics div span {
  display: block;
  margin-top: 0.4rem;
  font-size: 0.72rem;
  color: #8fa7b2;
}

.outcome-list {
  margin-top: 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.outcome-list > div {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 0.8rem;
  align-items: flex-start;
}

.outcome-list span {
  font: 700 0.68rem "IBM Plex Mono", monospace;
  color: var(--cyan);
}

.outcome-list b {
  display: block;
  font-size: 0.95rem;
  color: #fff;
  margin-bottom: 0.2rem;
}

.outcome-list p {
  margin: 0;
  font-size: 0.82rem;
  color: #9ab2bd;
  line-height: 1.6;
}

.case-note {
  display: block;
  margin-top: 1.8rem;
  font-size: 0.68rem;
  color: #6d8590;
}

/* ==========================================================================
   About Section
   ========================================================================== */

.about-grid {
  display: grid;
  grid-template-columns: minmax(320px, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(3rem, 6vw, 7rem);
  align-items: center;
}

.about-visual {
  position: relative;
  background: var(--surface-deep);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 2.4rem 2rem;
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 20px 50px rgba(0, 8, 16, 0.1);
}

.about-code {
  font: 700 0.62rem "IBM Plex Mono", monospace;
  letter-spacing: 0.15em;
  color: var(--cyan);
  align-self: flex-start;
}

.mountain-mark {
  width: 100%;
  max-width: 440px;
  height: auto;
  margin: 2rem 0;
}

.peak-line {
  fill: none;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.peak-line.p1 { stroke: url(#peakGradient); }
.peak-line.p2 { stroke: rgba(11, 184, 234, 0.6); }
.peak-line.p3 { stroke: url(#warmPeak); }
.peak-line.p4 { stroke: rgba(216, 161, 93, 0.7); }

.mountain-mark circle {
  fill: var(--surface-deep);
  stroke: var(--cyan);
  stroke-width: 2;
}

.founder-nodes {
  display: flex;
  gap: 1.4rem;
}

.founder-nodes span {
  font: 700 0.68rem "IBM Plex Mono", monospace;
  color: var(--body-muted);
}

.about-copy p {
  color: var(--body-muted);
  font-size: 1.05rem;
  line-height: 1.85;
  margin: 1.2rem 0;
}

.manifesto {
  margin: 2rem 0;
  padding: 1.4rem 1.6rem;
  background: color-mix(in srgb, var(--accent) 8%, transparent);
  border-left: 3px solid var(--accent);
  border-radius: 0 6px 6px 0;
}

.manifesto span {
  display: block;
  font: 700 0.62rem "IBM Plex Mono", monospace;
  color: var(--accent);
  letter-spacing: 0.15em;
  margin-bottom: 0.4rem;
}

.manifesto strong {
  font-size: 1.35rem;
  color: var(--ink);
  font-weight: 700;
}

.pillars {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.pillars span {
  padding: 0.6rem 1.1rem;
  background: var(--surface-raised);
  border: 1px solid var(--line);
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 0.55rem;
}

.pillars b {
  font: 700 0.65rem "IBM Plex Mono", monospace;
  color: var(--cyan);
}

/* ==========================================================================
   Contact Section
   ========================================================================== */

.contact-section {
  position: relative;
  background: #030c13;
  color: #edf8fb;
  padding-block: clamp(6rem, 10vw, 10rem);
  overflow: hidden;
}

.contact-glow {
  position: absolute;
  width: 500px;
  height: 500px;
  right: 10%;
  top: 10%;
  background: radial-gradient(circle, rgba(8, 184, 235, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(320px, 0.85fr) minmax(400px, 1.15fr);
  gap: clamp(3rem, 6vw, 7rem);
  align-items: flex-start;
}

.direct-contact {
  margin-top: 2.5rem;
}

.direct-contact > span {
  display: block;
  font: 700 0.65rem "IBM Plex Mono", monospace;
  letter-spacing: 0.14em;
  color: #7995a0;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

.direct-contact a {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--cyan);
  text-decoration: none;
}

.direct-contact p {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #a2b7bf;
  font-size: 0.86rem;
  margin-top: 0.8rem;
}

.contact-line-art {
  margin-top: 4rem;
  display: flex;
  align-items: center;
  gap: 1.2rem;
  color: #4a6672;
}

.contact-line-art span {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, #4a6672, transparent);
}

.contact-form {
  background: rgba(5, 20, 29, 0.78);
  border: 1px solid rgba(135, 228, 251, 0.18);
  border-radius: 8px;
  padding: clamp(1.8rem, 3.5vw, 2.8rem);
  backdrop-filter: blur(14px);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.2rem;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.contact-form label span {
  font-size: 0.78rem;
  color: #adc3cb;
  font-weight: 600;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  height: 48px;
  background: rgba(3, 13, 20, 0.65);
  border: 1px solid rgba(135, 228, 251, 0.18);
  color: #fff;
  padding: 0 0.9rem;
  border-radius: 4px;
  outline: none;
  transition: border-color 0.18s var(--ease-out), box-shadow 0.18s var(--ease-out);
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 16px rgba(8, 184, 235, 0.2);
}

.contact-form select option {
  background: #081722;
  color: #fff;
}

.contact-form textarea {
  height: auto;
  padding: 0.8rem 0.9rem;
}

.full-field {
  grid-column: 1 / -1;
}

.phone-field {
  display: flex;
  gap: 0.5rem;
}

.phone-field select {
  width: 110px;
  flex-shrink: 0;
}

.consent {
  margin: 1.4rem 0 1.8rem;
  flex-direction: row !important;
  align-items: flex-start;
  gap: 0.7rem !important;
}

.consent input {
  width: 18px;
  height: 18px;
  margin-top: 0.2rem;
  accent-color: var(--cyan);
}

.consent span {
  font-size: 0.76rem !important;
  color: #8da4ae !important;
  line-height: 1.5;
}

.submit-button {
  width: 100%;
  height: 52px;
  background: linear-gradient(120deg, var(--cyan), #5cd8f7);
  color: #031017;
  border: 0;
  font-size: 0.92rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  border-radius: 4px;
  transition: transform 0.16s var(--ease-out), box-shadow 0.2s var(--ease-out);
}

.submit-button:hover {
  box-shadow: 0 12px 32px rgba(8, 184, 235, 0.3);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--surface-deep);
  color: #fff;
  border-top: 1px solid var(--line);
  padding-top: 4.5rem;
  padding-bottom: 3.5rem;
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) auto auto;
  gap: 3rem;
  align-items: flex-start;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-main p {
  color: #8fa7b2;
  font-size: 0.88rem;
  margin: 1rem 0 0;
  max-width: 380px;
}

.footer-links {
  display: flex;
  gap: 1.8rem;
}

.footer-links a,
.footer-links button {
  background: transparent;
  border: 0;
  color: #b2c7cf;
  font-size: 0.85rem;
  text-decoration: none;
  transition: color 0.18s var(--ease-out);
}

.footer-links a:hover,
.footer-links button:hover {
  color: var(--cyan);
}

.footer-status {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font: 600 0.65rem "IBM Plex Mono", monospace;
  color: var(--cyan-soft);
  text-transform: uppercase;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  font: 500 0.68rem "IBM Plex Mono", monospace;
  color: #6d8590;
}

/* ==========================================================================
   Search Overlay Modal
   ========================================================================== */

.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: rgba(2, 8, 13, 0.78);
  backdrop-filter: blur(12px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(3rem, 10vh, 7rem) 1.2rem;
  animation: fadeIn 0.18s var(--ease-out);
}

.search-panel {
  width: 100%;
  max-width: 640px;
  background: var(--surface-raised);
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  box-shadow: 0 32px 90px rgba(0, 0, 0, 0.4);
  overflow: hidden;
  animation: scaleIn 0.2s var(--ease-out);
}

.search-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1.2rem;
  border-bottom: 1px solid var(--line);
  font: 700 0.66rem "IBM Plex Mono", monospace;
  color: var(--body-muted);
}

.search-top button,
.search-close-btn {
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 0.25rem 0.55rem;
  color: var(--body-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font: 600 0.62rem "IBM Plex Mono", monospace;
  cursor: pointer;
  transition: all 0.16s var(--ease-out);
}

.search-close-btn:hover {
  border-color: var(--cyan);
  color: var(--ink);
  background: color-mix(in srgb, var(--cyan) 10%, transparent);
}

.search-box {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 0.85rem 1.2rem;
  border-bottom: 1px solid var(--line);
  color: var(--cyan);
}

.search-box input {
  flex: 1;
  background: transparent;
  border: 0;
  outline: none;
  font-size: 1.05rem;
  color: var(--ink);
  min-width: 0;
}

.search-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  height: 36px;
  padding: 0 0.95rem;
  border: 1px solid var(--cyan);
  background: var(--cyan);
  color: #031118 !important;
  border-radius: 4px;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.16s var(--ease-out);
  flex-shrink: 0;
}

.search-action-btn:hover {
  box-shadow: 0 4px 16px rgba(8, 184, 235, 0.38);
  background: #2ed2fd;
}

.search-action-btn:active {
  transform: scale(0.97);
}

.search-box kbd {
  padding: 0.2rem 0.5rem;
  background: var(--line);
  border-radius: 4px;
  font: 700 0.62rem "IBM Plex Mono", monospace;
  color: var(--body-muted);
}

.search-results {
  max-height: 380px;
  overflow-y: auto;
  padding: 0.6rem;
}

.search-results button {
  width: 100%;
  display: grid;
  grid-template-columns: 28px 1fr 20px;
  align-items: center;
  gap: 0.8rem;
  padding: 0.85rem 0.9rem;
  border: 0;
  background: transparent;
  text-align: left;
  border-radius: 6px;
  transition: background 0.15s var(--ease-out);
}

.search-results button:hover {
  background: color-mix(in srgb, var(--cyan) 9%, transparent);
}

.search-results button span {
  font: 700 0.68rem "IBM Plex Mono", monospace;
  color: var(--cyan);
}

.search-results button b {
  display: block;
  font-size: 0.92rem;
  color: var(--ink);
}

.search-results button p {
  margin: 0.2rem 0 0;
  font-size: 0.76rem;
  color: var(--body-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.empty-search {
  padding: 2.5rem;
  text-align: center;
  color: var(--body-muted);
  font-size: 0.88rem;
}

.search-footer {
  padding: 0.7rem 1.2rem;
  background: color-mix(in srgb, var(--surface) 50%, transparent);
  border-top: 1px solid var(--line);
  font: 600 0.62rem "IBM Plex Mono", monospace;
  color: var(--body-muted);
  display: flex;
  gap: 1rem;
}

.search-footer span {
  color: var(--cyan);
}

/* Floating contact button */
.floating-contact {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 50;
  height: 48px;
  padding: 0 1.2rem;
  background: var(--cyan);
  color: #031017;
  border: 0;
  border-radius: 24px;
  font-weight: 800;
  font-size: 0.82rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 12px 36px rgba(8, 184, 235, 0.4);
  text-decoration: none;
  transition: transform 0.18s var(--ease-out), box-shadow 0.18s var(--ease-out);
}

.floating-contact:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 42px rgba(8, 184, 235, 0.5);
}

/* ==========================================================================
   Animations
   ========================================================================== */

@keyframes popIn {
  from { opacity: 0; transform: scale(0.92); }
  to { opacity: 1; transform: scale(1); }
}

@keyframes dropIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes heroSettle {
  from { opacity: 0.3; transform: scale(1.08); }
  to { opacity: 0.58; transform: scale(1.035); }
}

@keyframes nodePulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.8); opacity: 1; }
}

@keyframes ping {
  75%, 100% { transform: scale(2.2); opacity: 0; }
}

@keyframes heroCopyIn {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes consoleIn {
  from { opacity: 0; transform: translateY(32px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

@keyframes traceMove {
  0% { transform: translateX(0); opacity: 0; }
  20% { opacity: 1; }
  80% { opacity: 1; }
  100% { transform: translateX(450px); opacity: 0; }
}

@keyframes scrollLine {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

@keyframes spinRev {
  to { transform: rotate(-360deg); }
}

@keyframes dash {
  to { stroke-dashoffset: -1000; }
}

@keyframes scan {
  from { transform: translateY(-100%); }
  to { transform: translateY(100%); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.96) translateY(-10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* Scroll reveal classes */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */

@media (max-width: 1180px) {
  .hero-layout {
    grid-template-columns: 1fr;
    gap: 4rem;
  }
  .hero-console {
    justify-self: start;
    width: 100%;
    max-width: 480px;
  }
  .architecture-stage {
    grid-template-columns: 1fr;
  }
  .architecture-nav {
    border-right: 0;
    border-bottom: 1px solid var(--line);
    flex-direction: row;
    overflow-x: auto;
  }
  .architecture-nav button {
    border-bottom: 0;
    border-right: 1px solid var(--line);
    flex: 1;
    min-width: 220px;
  }
  .architecture-nav button.active {
    border-left: 0;
    border-bottom: 3px solid var(--cyan);
  }
  .architecture-detail {
    border-left: 0;
    border-top: 1px solid var(--line);
  }
  .footprint-grid {
    grid-template-columns: 1fr;
  }
  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .case-content {
    grid-template-columns: 1fr;
  }
  .about-grid {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 820px) {
  .site-header {
    height: 68px;
  }
  .desktop-nav {
    display: none;
  }
  .mobile-toggle {
    display: inline-flex;
  }
  .nav-cta {
    display: none;
  }
  .search-trigger-btn {
    width: 38px;
    padding: 0;
    justify-content: center;
  }
  .search-label,
  .search-kbd {
    display: none;
  }
  .brand-copy span {
    display: none;
  }
  .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .metric:nth-child(2) {
    border-right: 1px solid var(--line);
  }
  .metric:nth-child(3) {
    border-top: 1px solid var(--line);
  }
  .metric:nth-child(4) {
    border-top: 1px solid var(--line);
  }
  .metrics-status {
    display: none;
  }
  .solutions-grid {
    grid-template-columns: 1fr;
  }
  .form-grid {
    grid-template-columns: 1fr;
  }
  .footer-main {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 0.8rem;
    text-align: center;
  }
}

@media (max-width: 560px) {
  .hero-actions {
    flex-direction: column;
  }
  .button-primary, .button-secondary {
    width: 100%;
  }
  .floating-contact span {
    display: none;
  }
  .floating-contact {
    width: 48px;
    height: 48px;
    padding: 0;
    justify-content: center;
    border-radius: 50%;
  }
}