:root {
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: Georgia, "Times New Roman", serif;
  --max: 1180px;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  --primary: #123c3a;
  --secondary: #2f73d0;
  --accent: #c7f04c;
  --paper: #f6f8f4;
  --wash: #dbeee9;
  --ink: #102222;
  --muted: #526361;
  --dark: #172a45;
  --white: #ffffff;
  --line: rgba(16, 34, 34, 0.14);
  --shadow: 0 24px 72px rgba(16, 34, 34, 0.14);
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: var(--sans);
  line-height: 1.5;
  letter-spacing: 0;
}

body.option-b {
  --primary: #0f3a49;
  --secondary: #6ca8d8;
  --accent: #d86c4b;
  --paper: #f4f7f5;
  --wash: #e6f1ee;
  --ink: #182628;
  --muted: #536466;
  --dark: #0b2630;
  --line: rgba(24, 38, 40, 0.14);
  --shadow: 0 24px 70px rgba(15, 58, 73, 0.15);
}

body.option-c {
  --primary: #163650;
  --secondary: #68d8ce;
  --accent: #d7ff42;
  --paper: #f8f5ea;
  --wash: #eef8fa;
  --ink: #121a26;
  --muted: #59636d;
  --dark: #0c1f36;
  --line: rgba(18, 26, 38, 0.14);
  --shadow: 0 28px 82px rgba(12, 31, 54, 0.22);
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 20;
  padding: 0.7rem 1rem;
  border-radius: 5px;
  color: var(--white);
  background: var(--dark);
}

.skip-link:focus {
  top: 1rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 88%, white);
  backdrop-filter: blur(16px);
}

.option-c .site-header {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.12);
  background: rgba(12, 31, 54, 0.9);
}

.nav-shell {
  width: min(var(--max), calc(100% - 40px));
  min-height: 74px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  min-width: 0;
  display: inline-flex;
  align-items: center;
  gap: 0.72rem;
  text-decoration: none;
}

.brand-mark {
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  color: var(--white);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  font-weight: 900;
}

.option-c .brand-mark {
  color: var(--ink);
  background: linear-gradient(135deg, var(--accent), var(--secondary));
}

.brand-name,
.brand-line {
  display: block;
}

.brand-name {
  font-weight: 900;
}

.brand-line {
  color: var(--muted);
  font-size: 0.78rem;
}

.option-c .brand-line {
  color: rgba(255, 255, 255, 0.68);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.3rem;
}

.site-nav a {
  padding: 0.62rem 0.75rem;
  border-radius: 6px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 850;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--ink);
  background: color-mix(in srgb, var(--wash) 65%, white);
}

.option-c .site-nav a {
  color: rgba(255, 255, 255, 0.78);
}

.option-c .site-nav a:hover,
.option-c .site-nav a:focus-visible {
  color: var(--accent);
  background: rgba(255, 255, 255, 0.08);
}

.section,
.hero-inner,
.footer-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  position: relative;
  overflow: hidden;
}

.hero-inner {
  min-height: calc(100vh - 74px);
  padding: clamp(70px, 8vw, 112px) 0 clamp(70px, 9vw, 128px);
  display: grid;
  align-items: center;
  gap: clamp(2rem, 5vw, 5rem);
}

.hero-grid {
  grid-template-columns: minmax(0, 1.02fr) minmax(340px, 0.82fr);
}

.hero-grid-wide {
  grid-template-columns: minmax(0, 0.86fr) minmax(420px, 1.14fr);
}

.eyebrow {
  margin: 0 0 0.9rem;
  color: var(--primary);
  font-size: 0.76rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.option-c .eyebrow {
  color: var(--secondary);
}

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

h1,
h2,
h3 {
  margin-bottom: 0;
  line-height: 0.98;
  overflow-wrap: normal;
}

p {
  overflow-wrap: break-word;
}

h1 {
  max-width: 880px;
  font-family: var(--serif);
  font-size: clamp(3.6rem, 8.4vw, 7.6rem);
  font-weight: 700;
}

.option-b h1 {
  font-family: var(--sans);
  font-size: clamp(3.2rem, 7.2vw, 6.7rem);
  font-weight: 950;
  letter-spacing: 0;
}

.option-c h1 {
  color: #fff;
  font-family: var(--sans);
  font-size: clamp(3.3rem, 8vw, 7.2rem);
  font-weight: 950;
}

h2 {
  max-width: 860px;
  font-family: var(--serif);
  font-size: clamp(2.25rem, 5.4vw, 5.2rem);
}

.option-b h2,
.option-c h2 {
  font-family: var(--sans);
  font-weight: 940;
}

h3 {
  font-size: clamp(1.25rem, 2.2vw, 1.75rem);
}

.lede {
  max-width: 690px;
  margin: 1.35rem 0 0;
  color: var(--muted);
  font-size: clamp(1.06rem, 2vw, 1.3rem);
}

.option-c .lede {
  color: rgba(255, 255, 255, 0.76);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.82rem 1.08rem;
  border: 1px solid transparent;
  border-radius: 7px;
  font-weight: 900;
  text-decoration: none;
}

.btn.primary {
  color: var(--ink);
  background: var(--accent);
  border-color: color-mix(in srgb, var(--ink) 18%, transparent);
}

.btn.secondary {
  color: var(--primary);
  background: rgba(255, 255, 255, 0.65);
  border-color: color-mix(in srgb, var(--primary) 28%, transparent);
}

.option-c .btn.secondary {
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.26);
}

.section {
  padding: clamp(72px, 9vw, 126px) 0;
}

.section.full {
  width: 100%;
  max-width: none;
}

.section-head {
  max-width: 880px;
  margin-bottom: 2rem;
}

.section-head p:not(.eyebrow) {
  max-width: 650px;
  margin-top: 1rem;
  color: var(--muted);
  font-size: 1.08rem;
}

.card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1rem;
}

.mini-label {
  display: inline-flex;
  width: max-content;
  max-width: 100%;
  margin-bottom: 1rem;
  padding: 0.35rem 0.5rem;
  border-radius: 4px;
  color: var(--ink);
  background: var(--accent);
  font-size: 0.73rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer {
  overflow: hidden;
  color: #fff;
  background: var(--dark);
}

.footer-inner {
  padding: 54px 0;
  display: flex;
  justify-content: space-between;
  gap: 2rem;
}

.footer-inner p {
  max-width: 460px;
  margin: 1rem 0 0;
  color: rgba(255, 255, 255, 0.72);
}

.footer-inner nav {
  display: grid;
  gap: 0.5rem;
  align-content: start;
}

.footer-inner nav a {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 850;
  text-decoration: none;
}

.footer-mega {
  display: flex;
  flex-wrap: wrap;
  color: var(--ink);
  background: var(--accent);
  font-family: var(--serif);
  font-size: clamp(3rem, 9vw, 9rem);
  line-height: 0.94;
  font-weight: 700;
}

.footer-mega span {
  padding: 0.28em 0.22em;
}

/* Route A */
.option-a {
  background:
    linear-gradient(90deg, rgba(18, 60, 58, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, rgba(18, 60, 58, 0.045) 1px, transparent 1px),
    var(--paper);
  background-size: 72px 72px;
}

.option-a .hero {
  background:
    radial-gradient(circle at 79% 44%, rgba(47, 115, 208, 0.15), transparent 24%),
    linear-gradient(135deg, var(--wash), var(--paper) 54%, rgba(199, 240, 76, 0.12));
}

.os-board {
  position: relative;
  min-height: 0;
  padding: 1rem;
  border: 1px solid rgba(16, 34, 34, 0.12);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow);
}

.os-board::after {
  content: "";
  position: absolute;
  right: -44px;
  bottom: -46px;
  width: 290px;
  height: 290px;
  border: 1px solid rgba(47, 115, 208, 0.22);
  border-radius: 50%;
  background: rgba(219, 238, 233, 0.45);
}

.board-bar {
  position: relative;
  z-index: 1;
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 0.85rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fff;
  font-weight: 900;
}

.board-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  margin-top: 0.8rem;
}

.board-card {
  min-height: 154px;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
}

.board-card.feature {
  grid-column: 1 / -1;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(47, 115, 208, 0.24), rgba(199, 240, 76, 0.1)),
    var(--dark);
}

.board-card strong {
  display: block;
  margin-bottom: 0.45rem;
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 0.92;
}

.board-card span {
  color: var(--muted);
  font-weight: 850;
}

.board-card.feature span {
  color: rgba(255, 255, 255, 0.72);
}

.pipeline-row {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.45rem;
  margin-top: 0.8rem;
}

.pipeline-row span {
  min-height: 42px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(16, 34, 34, 0.13);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  font-weight: 900;
}

.industry-strip {
  width: min(var(--max), calc(100% - 40px));
  margin: -34px auto 0;
  position: relative;
  z-index: 2;
  display: flex;
  gap: 0.55rem;
  overflow-x: auto;
  padding: 0.8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 16px 44px rgba(16, 34, 34, 0.1);
}

.industry-strip span {
  flex: 0 0 auto;
  padding: 0.65rem 0.85rem;
  border-radius: 6px;
  color: var(--primary);
  background: color-mix(in srgb, var(--wash) 72%, white);
  font-weight: 900;
}

.system-card {
  min-height: 260px;
  padding: 1.35rem;
}

.system-card.large {
  grid-row: span 2;
  min-height: 536px;
  color: #fff;
  background:
    linear-gradient(140deg, rgba(47, 115, 208, 0.22), rgba(199, 240, 76, 0.12)),
    var(--primary);
}

.system-card p {
  color: var(--muted);
}

.system-card.large p {
  color: rgba(255, 255, 255, 0.76);
}

.workflow-band {
  background: linear-gradient(180deg, rgba(219, 238, 233, 0.78), rgba(246, 248, 244, 0));
}

.workflow-inner,
.package-inner,
.proof-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.workflow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}

.workflow-steps article,
.package-card,
.qa-card {
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
}

.workflow-steps strong {
  display: block;
  margin-bottom: 1.2rem;
  color: var(--secondary);
  font-size: 1.8rem;
}

.package-card.featured {
  color: #fff;
  background:
    linear-gradient(135deg, rgba(47, 115, 208, 0.26), rgba(199, 240, 76, 0.12)),
    var(--dark);
}

.package-card h3 {
  margin-bottom: 0.55rem;
}

.price {
  display: block;
  margin: 0.5rem 0 0.8rem;
  color: var(--secondary);
  font-family: var(--serif);
  font-size: clamp(2rem, 4vw, 4rem);
  line-height: 1;
  font-weight: 800;
}

.featured .price {
  color: var(--accent);
}

.package-card p,
.qa-card p,
.workflow-steps p {
  margin-bottom: 0;
  color: var(--muted);
}

.featured p,
.featured li {
  color: rgba(255, 255, 255, 0.76);
}

.package-card ul {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
}

.qa-panel {
  padding: clamp(1.3rem, 4vw, 3rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(18, 60, 58, 0.05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(18, 60, 58, 0.05) 1px, transparent 1px),
    #fff;
  background-size: 56px 56px;
}

.qa-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
  margin-top: 2rem;
}

.final-cta {
  padding-top: 42px;
}

.final-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 1.5rem;
  align-items: center;
  padding: clamp(1.3rem, 4vw, 2.6rem);
  border-radius: var(--radius);
  color: #fff;
  background:
    radial-gradient(circle at 78% 20%, rgba(199, 240, 76, 0.18), transparent 24%),
    var(--primary);
}

.final-card p {
  max-width: 680px;
  margin: 1rem 0 0;
  color: rgba(255, 255, 255, 0.78);
}

/* Route B */
.option-b {
  background:
    linear-gradient(90deg, rgba(15, 58, 73, 0.045) 1px, transparent 1px),
    linear-gradient(180deg, rgba(15, 58, 73, 0.045) 1px, transparent 1px),
    var(--paper);
  background-size: 64px 64px;
}

.option-b .hero {
  background:
    radial-gradient(circle at 74% 18%, rgba(108, 168, 216, 0.22), transparent 24%),
    linear-gradient(135deg, #fff, var(--wash) 58%, rgba(216, 108, 75, 0.12));
}

.proof-wall {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0.8rem;
}

.proof-tile {
  min-height: 184px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 14px 42px rgba(15, 58, 73, 0.08);
}

.proof-tile.feature {
  grid-row: span 2;
  min-height: 384px;
  color: #fff;
  background:
    radial-gradient(circle at 76% 18%, rgba(108, 168, 216, 0.3), transparent 28%),
    linear-gradient(145deg, rgba(216, 108, 75, 0.28), rgba(108, 168, 216, 0.16)),
    var(--primary);
}

.proof-tile strong {
  display: block;
  max-width: 320px;
  font-family: var(--serif);
  font-size: clamp(2.1rem, 4vw, 4rem);
  line-height: 0.98;
}

.proof-tile span {
  color: var(--muted);
  font-weight: 900;
}

.proof-tile.feature span {
  color: rgba(255, 255, 255, 0.72);
}

.repair-band {
  padding: 0;
  background: var(--dark);
}

.repair-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  padding: clamp(48px, 7vw, 84px) 0;
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 1rem;
  color: #fff;
}

.repair-inner p {
  color: rgba(255, 255, 255, 0.72);
}

.repair-list {
  display: grid;
  gap: 0.7rem;
}

.repair-list article {
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.07);
}

.before-after {
  align-items: stretch;
}

.before-after .card {
  min-height: 390px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.2rem;
}

.before-after .after {
  color: #fff;
  background:
    linear-gradient(145deg, rgba(108, 168, 216, 0.2), rgba(216, 108, 75, 0.18)),
    var(--primary);
}

.before-after .after p {
  color: rgba(255, 255, 255, 0.76);
}

.industry-card {
  min-height: 235px;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.industry-card:nth-child(2),
.industry-card:nth-child(5) {
  background: var(--wash);
}

.industry-card strong {
  display: block;
  font-family: var(--serif);
  font-size: 2rem;
  line-height: 1;
}

/* Route C */
.option-c {
  background: var(--paper);
}

.option-c .hero {
  color: #fff;
  background:
    linear-gradient(90deg, rgba(104, 216, 206, 0.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(104, 216, 206, 0.08) 1px, transparent 1px),
    radial-gradient(circle at 78% 30%, rgba(104, 216, 206, 0.18), transparent 28%),
    linear-gradient(135deg, var(--primary), var(--dark) 66%, #102847);
  background-size: 60px 60px, 60px 60px, auto, auto;
}

.signal-map {
  position: relative;
  min-height: 570px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    rgba(12, 31, 54, 0.72);
  background-size: 48px 48px;
  box-shadow: var(--shadow);
}

.signal-map::before,
.signal-map::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  pointer-events: none;
}

.signal-map::before {
  width: 380px;
  height: 380px;
  border: 1px solid rgba(104, 216, 206, 0.34);
  background: rgba(104, 216, 206, 0.08);
}

.signal-map::after {
  width: 190px;
  height: 190px;
  background: radial-gradient(circle, rgba(215, 255, 66, 0.38), rgba(104, 216, 206, 0.1) 58%, transparent 70%);
}

.signal-core {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 1;
  transform: translate(-50%, -50%);
  display: grid;
  place-items: center;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  color: var(--ink);
  background: var(--accent);
  font-weight: 950;
  text-align: center;
}

.signal-node {
  position: absolute;
  z-index: 2;
  max-width: 196px;
  padding: 0.85rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 7px;
  background: rgba(12, 31, 54, 0.82);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.2);
}

.signal-node strong {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--accent);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.signal-node span {
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.9rem;
}

.node-a {
  left: 7%;
  top: 14%;
}

.node-b {
  right: 6%;
  top: 21%;
}

.node-c {
  left: 12%;
  bottom: 15%;
}

.node-d {
  right: 11%;
  bottom: 12%;
}

.signal-strip {
  width: 100%;
  padding: 0;
  color: var(--ink);
  background: var(--accent);
}

.signal-strip-inner {
  min-height: 150px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: center;
  gap: 0;
}

.signal-strip span {
  min-width: 0;
  padding: 0.5rem;
  text-align: center;
  font-family: var(--serif);
  font-size: clamp(2.4rem, 5.8vw, 6.3rem);
  line-height: 0.95;
  font-weight: 700;
}

.diagnostic-panel {
  padding: clamp(1.4rem, 4vw, 3rem);
  color: #fff;
  background:
    radial-gradient(circle at 82% 16%, rgba(104, 216, 206, 0.14), transparent 22%),
    var(--dark);
}

.diagnostic-panel p {
  color: rgba(255, 255, 255, 0.72);
}

.diagnostic-grid {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 1rem;
  align-items: start;
}

.diagnostic-list {
  display: grid;
  gap: 0.75rem;
}

.diagnostic-list article {
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.07);
}

.engine-card {
  min-height: 300px;
  padding: 1.2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.engine-card.primary-engine {
  color: #fff;
  background:
    linear-gradient(145deg, rgba(104, 216, 206, 0.17), rgba(215, 255, 66, 0.1)),
    var(--primary);
}

.engine-card p {
  color: var(--muted);
}

.engine-card.primary-engine p {
  color: rgba(255, 255, 255, 0.72);
}

.engine-card strong {
  color: var(--secondary);
  font-size: 0.8rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.option-c .package-card.featured {
  background:
    linear-gradient(135deg, rgba(104, 216, 206, 0.18), rgba(215, 255, 66, 0.1)),
    var(--dark);
}

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

@media (max-width: 1040px) {
  .hero-grid,
  .hero-grid-wide,
  .grid-2,
  .grid-3,
  .grid-4,
  .repair-inner,
  .diagnostic-grid,
  .final-card {
    grid-template-columns: 1fr;
  }

  .hero-inner {
    min-height: auto;
  }

  .system-card.large {
    grid-row: auto;
    min-height: 320px;
  }

  .workflow-steps,
  .qa-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 720px) {
  .nav-shell,
  .section,
  .hero-inner,
  .footer-inner,
  .workflow-inner,
  .package-inner,
  .proof-inner,
  .repair-inner {
    width: calc(100% - 28px);
  }

  .nav-shell {
    min-height: auto;
    padding: 0.75rem 0;
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    width: 100%;
    justify-content: flex-start;
  }

  .site-nav a {
    padding: 0.55rem 0.6rem;
    font-size: 0.85rem;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
  }

  .brand-line {
    font-size: 0.72rem;
  }

  .hero-inner {
    padding: 48px 0 64px;
  }

  h1 {
    font-size: clamp(2.7rem, 13.2vw, 4.25rem);
  }

  .option-b h1,
  .option-c h1 {
    font-size: clamp(2.6rem, 12vw, 3.9rem);
  }

  h2 {
    font-size: clamp(2.1rem, 11vw, 3.4rem);
  }

  .lede {
    font-size: 1.02rem;
  }

  .actions {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .os-board {
    padding: 0.8rem;
  }

  .board-grid,
  .proof-wall,
  .workflow-steps,
  .qa-grid {
    grid-template-columns: 1fr;
  }

  .board-card {
    min-height: 118px;
  }

  .pipeline-row {
    grid-template-columns: 1fr 1fr;
  }

  .pipeline-row span:last-child {
    grid-column: 1 / -1;
  }

  .industry-strip {
    width: calc(100% - 28px);
    margin-top: -22px;
  }

  .section {
    padding: 70px 0;
  }

  .proof-tile.feature {
    grid-row: auto;
    min-height: 330px;
  }

  .before-after .card {
    min-height: 320px;
  }

  .signal-map {
    min-height: 690px;
  }

  .signal-map::before {
    width: 320px;
    height: 320px;
  }

  .signal-core {
    top: 48%;
    width: 132px;
    height: 132px;
  }

  .signal-node {
    left: 1rem !important;
    right: 1rem !important;
    max-width: none;
  }

  .node-a {
    top: 1rem;
  }

  .node-b {
    top: 9.5rem;
  }

  .node-c {
    bottom: 9.5rem;
  }

  .node-d {
    bottom: 1rem;
  }

  .signal-strip-inner {
    min-height: 110px;
  }

  .signal-strip span {
    font-size: clamp(2.8rem, 15vw, 4.8rem);
  }

  .footer-inner {
    flex-direction: column;
    padding: 44px 0;
  }

  .footer-mega {
    flex-direction: column;
    font-size: clamp(2.6rem, 15vw, 4.9rem);
  }
}

/* 2026-06-12 production-candidate revision: clearer hero artifact, human copy support, QA/FAQ redesign */
.production-candidate .site-header {
  background:
    linear-gradient(90deg, rgba(199, 240, 76, 0.1), rgba(47, 115, 208, 0.08)),
    color-mix(in srgb, var(--paper) 91%, white);
}

.production-candidate .site-header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary), var(--accent), var(--primary));
}

.brand-mark-lab {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  isolation: isolate;
}

.brand-mark-lab::before {
  content: "";
  position: absolute;
  right: -10px;
  top: -8px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0.86;
}

.brand-mark-lab::after {
  content: "";
  position: absolute;
  left: 8px;
  bottom: 8px;
  width: 28px;
  height: 3px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
}

.brand-mark-lab span {
  position: relative;
  z-index: 1;
}

.production-candidate .brand-line {
  color: color-mix(in srgb, var(--primary) 72%, var(--muted));
}

.production-candidate .site-nav .nav-cta {
  color: var(--ink);
  background: var(--accent);
  border: 1px solid color-mix(in srgb, var(--ink) 14%, transparent);
}

.production-candidate .site-nav .nav-cta:hover,
.production-candidate .site-nav .nav-cta:focus-visible {
  color: var(--ink);
  background: color-mix(in srgb, var(--accent) 84%, white);
}

.production-candidate .hero-grid {
  grid-template-columns: minmax(0, 0.9fr) minmax(430px, 1.1fr);
  gap: clamp(2rem, 4.8vw, 4.25rem);
}

.production-candidate .split-title {
  max-width: 740px;
  font-size: clamp(3.05rem, 5.25vw, 5.6rem);
  line-height: 0.98;
}

.production-candidate .lede {
  max-width: 660px;
  font-size: clamp(1.03rem, 1.5vw, 1.18rem);
}

.trust-artifact {
  position: relative;
  overflow: hidden;
  min-height: 520px;
  padding: clamp(0.95rem, 2vw, 1.25rem);
  border: 1px solid rgba(16, 34, 34, 0.14);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(18, 60, 58, 0.05) 1px, transparent 1px),
    linear-gradient(180deg, rgba(18, 60, 58, 0.05) 1px, transparent 1px),
    rgba(255, 255, 255, 0.76);
  background-size: 42px 42px;
  box-shadow: var(--shadow);
}

.trust-artifact::before {
  content: "";
  position: absolute;
  right: -74px;
  bottom: -92px;
  width: 310px;
  height: 310px;
  border: 1px solid rgba(47, 115, 208, 0.24);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(199, 240, 76, 0.24), rgba(219, 238, 233, 0.34) 55%, transparent 68%);
}

.artifact-header,
.artifact-stage,
.artifact-proof-row {
  position: relative;
  z-index: 1;
}

.artifact-header {
  min-height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.8rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #fff;
}

.artifact-header span,
.artifact-header strong {
  font-size: 0.84rem;
  font-weight: 950;
}

.artifact-header span {
  color: var(--primary);
}

.artifact-stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 44px minmax(0, 1.05fr);
  gap: 0.8rem;
  align-items: stretch;
  margin-top: 0.85rem;
}

.artifact-card {
  min-height: 340px;
  display: flex;
  flex-direction: column;
  padding: clamp(1rem, 2vw, 1.2rem);
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.92);
}

.artifact-card.after {
  color: #fff;
  background:
    radial-gradient(circle at 82% 18%, rgba(199, 240, 76, 0.18), transparent 24%),
    linear-gradient(145deg, rgba(47, 115, 208, 0.18), rgba(18, 60, 58, 0.18)),
    var(--dark);
}

.artifact-label {
  width: max-content;
  max-width: 100%;
  margin-bottom: 0.9rem;
  padding: 0.32rem 0.48rem;
  border-radius: 999px;
  color: var(--ink);
  background: color-mix(in srgb, var(--wash) 72%, white);
  font-size: 0.76rem;
  font-weight: 950;
  text-transform: uppercase;
}

.artifact-card.after .artifact-label {
  background: var(--accent);
}

.artifact-card strong {
  display: block;
  font-family: var(--serif);
  font-size: clamp(2rem, 3.4vw, 3.5rem);
  line-height: 0.95;
}

.artifact-card p {
  margin: 0.85rem 0 0;
  color: var(--muted);
  font-weight: 700;
}

.artifact-card.after p {
  color: rgba(255, 255, 255, 0.78);
}

.artifact-card ul {
  display: grid;
  gap: 0.45rem;
  margin: auto 0 0;
  padding: 1rem 0 0;
  list-style: none;
}

.artifact-card li {
  padding-top: 0.45rem;
  border-top: 1px solid color-mix(in srgb, var(--line) 72%, transparent);
  font-weight: 900;
}

.artifact-card.after li {
  border-color: rgba(255, 255, 255, 0.16);
  color: rgba(255, 255, 255, 0.88);
}

.artifact-arrow {
  align-self: center;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--ink);
  background: var(--accent);
  font-size: 1.35rem;
  font-weight: 950;
  box-shadow: 0 14px 34px rgba(16, 34, 34, 0.16);
}

.artifact-proof-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.6rem;
  margin-top: 0.85rem;
}

.artifact-proof-row span {
  min-height: 74px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.82);
  font-size: 0.86rem;
}

.artifact-proof-row b {
  display: block;
  color: var(--primary);
}

.production-candidate .split-copy h2 {
  font-size: clamp(2.2rem, 4.1vw, 4.1rem);
}

.step-word {
  color: var(--secondary);
}

.production-candidate .growth-inner h2 {
  max-width: 780px;
}

.production-candidate .growth-inner h2 span {
  display: block;
  color: #fff;
}

.production-candidate .growth-inner h2 em {
  color: var(--accent);
  font-style: normal;
}

.production-candidate .review-section {
  background:
    radial-gradient(circle at 88% 10%, rgba(47, 115, 208, 0.13), transparent 24%),
    linear-gradient(180deg, rgba(219, 238, 233, 0.66), rgba(246, 248, 244, 0.18));
}

.review-snapshot {
  padding: clamp(1rem, 2.5vw, 1.35rem);
  border: 1px solid color-mix(in srgb, var(--primary) 20%, transparent);
  border-radius: var(--radius);
  color: #fff;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.06) 1px, transparent 1px),
    var(--primary);
  background-size: 36px 36px;
}

.review-snapshot strong {
  display: block;
  max-width: 560px;
  font-family: var(--serif);
  font-size: clamp(1.8rem, 3.4vw, 3.2rem);
  line-height: 0.98;
}

.review-snapshot p {
  max-width: 560px;
  margin: 0.85rem 0 0;
  color: rgba(255, 255, 255, 0.76);
}

.viewport-pills {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.45rem;
  margin-top: 1rem;
}

.viewport-pills span {
  min-height: 44px;
  display: grid;
  place-items: center;
  border-radius: 6px;
  color: var(--ink);
  background: var(--accent);
  font-size: 0.82rem;
  font-weight: 950;
}

.review-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
  margin-top: 1rem;
}

.review-track article {
  position: relative;
  min-height: 226px;
  padding: 1rem;
  border: 1px solid var(--line);
  border-top: 7px solid var(--secondary);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.86);
}

.review-track article:nth-child(2) {
  border-top-color: var(--accent);
}

.review-track article:nth-child(3) {
  border-top-color: var(--primary);
}

.review-track article:nth-child(4) {
  border-top-color: var(--dark);
}

.review-track article::after {
  content: "->";
  position: absolute;
  right: 0.95rem;
  bottom: 0.75rem;
  color: var(--secondary);
  font-size: 1.4rem;
  font-weight: 950;
}

.review-track article:last-child::after {
  content: "OK";
  color: var(--primary);
  font-size: 0.95rem;
}

.review-step {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 1rem;
  border-radius: 50%;
  color: var(--ink);
  background: var(--accent);
  font-weight: 950;
}

.review-track h3 {
  font-size: clamp(1.35rem, 2vw, 1.8rem);
  line-height: 1.02;
}

.review-track p {
  margin: 0.7rem 0 1.4rem;
  color: var(--muted);
}

.production-candidate .faq-section {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: clamp(70px, 9vw, 126px) 0;
  color: #fff;
  background:
    radial-gradient(circle at 13% 22%, rgba(199, 240, 76, 0.18), transparent 24%),
    radial-gradient(circle at 88% 72%, rgba(47, 115, 208, 0.18), transparent 26%),
    linear-gradient(135deg, var(--primary), var(--dark));
}

.faq-shell {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: start;
}

.faq-left {
  position: sticky;
  top: 104px;
}

.faq-left .eyebrow {
  color: var(--accent);
}

.faq-left h2 {
  max-width: 620px;
  color: #fff;
  font-size: clamp(2.25rem, 4.5vw, 4.55rem);
}

.faq-left > p {
  max-width: 560px;
  margin: 1rem 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 1.08rem;
}

.faq-feature {
  margin-top: 1.4rem;
  padding: clamp(1rem, 2.5vw, 1.3rem);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--accent);
}

.faq-feature span {
  display: block;
  margin-bottom: 1rem;
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 950;
  text-transform: uppercase;
}

.faq-feature h3 {
  font-family: var(--serif);
  font-size: clamp(1.75rem, 3vw, 2.7rem);
  line-height: 0.98;
}

.faq-feature p {
  margin: 0.85rem 0 0;
  color: color-mix(in srgb, var(--ink) 82%, var(--primary));
  font-weight: 750;
}

.production-candidate .faq-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.65rem;
}

.production-candidate .faq-list details {
  padding: 0;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
}

.production-candidate .faq-list details[open] {
  background: rgba(255, 255, 255, 0.13);
}

.production-candidate .faq-list summary {
  min-height: 62px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem;
  color: #fff;
  list-style: none;
}

.production-candidate .faq-list summary::-webkit-details-marker {
  display: none;
}

.production-candidate .faq-list summary::after {
  content: "+";
  flex: 0 0 auto;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  color: var(--ink);
  background: var(--accent);
  font-weight: 950;
}

.production-candidate .faq-list details[open] summary::after {
  content: "-";
}

.production-candidate .faq-list details p {
  margin: 0;
  padding: 0 1rem 1rem;
  color: rgba(255, 255, 255, 0.76);
}

@media (max-width: 1040px) {
  .production-candidate .hero-grid,
  .faq-shell {
    grid-template-columns: 1fr;
  }

  .trust-artifact {
    min-height: auto;
  }

  .faq-left {
    position: static;
  }

  .review-track {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .production-candidate .split-title {
    font-size: clamp(2.55rem, 11.2vw, 3.55rem);
  }

  .production-candidate .site-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .production-candidate .site-nav a {
    display: grid;
    place-items: center;
    text-align: center;
  }

  .trust-artifact {
    padding: 0.8rem;
  }

  .artifact-stage,
  .artifact-proof-row,
  .viewport-pills,
  .review-track {
    grid-template-columns: 1fr;
  }

  .artifact-card {
    min-height: auto;
  }

  .artifact-arrow {
    justify-self: center;
    transform: rotate(90deg);
  }

  .review-track article {
    min-height: auto;
  }

  .review-track article::after {
    content: "v";
  }

  .review-track article:last-child::after {
    content: "OK";
  }

  .faq-shell {
    width: calc(100% - 28px);
  }

  .faq-left h2 {
    font-size: clamp(2.05rem, 10vw, 3.25rem);
  }
}

@media (max-width: 410px) {
  .brand-line {
    display: none;
  }

  .site-nav a {
    font-size: 0.82rem;
  }

  h1,
  .option-b h1,
  .option-c h1 {
    font-size: 2.75rem;
  }
}

/* 2026-06-11 revision: stricter route divergence and visual QA gates */
.hero-inner {
  min-height: min(760px, calc(100vh - 74px));
  padding: clamp(50px, 6vw, 82px) 0 clamp(52px, 6vw, 88px);
}

.split-title,
.proof-title,
.signal-title {
  max-width: 760px;
  line-height: 0.96;
}

.split-title {
  font-size: clamp(3.25rem, 6vw, 6.25rem);
}

.proof-title {
  max-width: 780px;
  font-size: clamp(3rem, 5vw, 5rem);
}

.signal-title {
  max-width: 820px;
  font-size: clamp(3rem, 5vw, 5.1rem);
}

.split-title span,
.proof-title span,
.signal-title span {
  display: block;
}

.split-title span {
  color: var(--secondary);
}

.proof-title span {
  color: var(--accent);
}

.signal-title span {
  color: var(--accent);
}

.section {
  padding: clamp(58px, 7vw, 98px) 0;
}

.section-head {
  margin-bottom: clamp(1.3rem, 3vw, 2rem);
}

.section-head h2,
.repair-inner h2,
.diagnostic-panel h2,
.final-card h2 {
  font-size: clamp(2.15rem, 4.5vw, 4.45rem);
}

.industry-strip {
  flex-wrap: wrap;
  justify-content: center;
  overflow: visible;
}

.os-command .command-summary {
  position: relative;
  z-index: 1;
  margin-top: 0.8rem;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: color-mix(in srgb, var(--wash) 56%, white);
}

.command-summary strong {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2.2vw, 2rem);
  line-height: 1.02;
}

.command-summary p {
  margin: 0;
  color: var(--muted);
}

.system-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.55rem;
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
}

.system-points li {
  min-height: 70px;
  display: flex;
  align-items: flex-end;
  padding: 0.8rem;
  border-radius: 6px;
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  font-weight: 900;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  align-items: stretch;
}

.package-card {
  min-width: 0;
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.tier-label {
  width: max-content;
  max-width: 100%;
  margin-bottom: 0.7rem;
  padding: 0.34rem 0.5rem;
  border-radius: 999px;
  color: var(--ink);
  background: color-mix(in srgb, var(--accent) 72%, white);
  font-size: 0.72rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.package-card.featured .tier-label {
  background: var(--accent);
}

.tier-starter {
  border-top: 7px solid var(--secondary);
}

.tier-growth {
  border-top: 7px solid var(--accent);
}

.tier-care {
  border-top: 7px solid var(--primary);
}

.option-c .tier-care {
  border-top-color: var(--secondary);
}

.price {
  display: grid;
  gap: 0.1rem;
  max-width: 100%;
  color: var(--secondary);
  font-size: clamp(2.25rem, 3.3vw, 3.55rem);
  overflow-wrap: anywhere;
}

.price span,
.price small {
  display: block;
}

.price small {
  color: color-mix(in srgb, var(--secondary) 82%, var(--ink));
  font-family: var(--sans);
  font-size: clamp(0.92rem, 1.5vw, 1.15rem);
  font-weight: 950;
  letter-spacing: 0;
}

.featured .price small {
  color: rgba(255, 255, 255, 0.8);
}

.comparison-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.comparison-strip span {
  min-width: 0;
  padding: 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  color: var(--muted);
}

.comparison-strip strong {
  display: block;
  color: var(--ink);
}

.proof-rows,
.value-list {
  display: grid;
  gap: 0.55rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.proof-rows li,
.value-list li {
  display: grid;
  gap: 0.15rem;
  padding: 0.65rem;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--ink);
}

.proof-tile.feature .proof-rows li {
  background: rgba(255, 255, 255, 0.13);
  color: #fff;
}

.proof-rows b {
  color: var(--accent);
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
}

.proof-rows span,
.value-list li {
  font-size: 0.92rem;
}

.proof-tile p {
  margin: 1rem 0 0;
  color: var(--muted);
}

.proof-tile:not(.feature) strong {
  font-size: clamp(1.75rem, 3vw, 3.05rem);
}

.before-after .card {
  min-height: 330px;
}

.after .value-list li {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.comparison-table {
  display: grid;
  margin-top: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
}

.comparison-table div {
  display: grid;
  grid-template-columns: 0.7fr repeat(3, 1fr);
  gap: 0;
}

.comparison-table div + div {
  border-top: 1px solid var(--line);
}

.comparison-table span,
.comparison-table strong {
  min-width: 0;
  padding: 0.8rem;
  text-align: left;
}

.comparison-table span {
  color: var(--muted);
  background: color-mix(in srgb, var(--wash) 48%, white);
  font-weight: 900;
}

.comparison-table strong {
  font-size: 0.95rem;
}

.signal-map {
  padding: 1rem;
}

.map-caption {
  position: absolute;
  left: 50%;
  bottom: 1rem;
  z-index: 2;
  width: min(420px, calc(100% - 2rem));
  margin: 0;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.93rem;
  text-align: center;
}

.signal-pricing {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.18fr) minmax(0, 0.92fr);
  gap: 1rem;
  align-items: stretch;
}

.signal-pricing .package-card {
  border-color: color-mix(in srgb, var(--primary) 26%, transparent);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(238, 248, 250, 0.72));
}

.signal-pricing .featured {
  transform: translateY(-12px);
}

.signal-note {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-top: 1rem;
  padding: 1rem;
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--accent);
}

.signal-note strong {
  flex: 0 0 auto;
}

.option-a-close .final-card {
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    radial-gradient(circle at 82% 24%, rgba(199, 240, 76, 0.18), transparent 24%),
    var(--primary);
  background-size: 42px 42px, auto, auto;
}

.option-b-close .final-card {
  color: var(--ink);
  background:
    radial-gradient(circle at 88% 20%, rgba(108, 168, 216, 0.22), transparent 24%),
    linear-gradient(135deg, #fff, var(--wash));
}

.option-b-close .final-card p {
  color: var(--muted);
}

.option-b-close .final-card .eyebrow {
  color: var(--primary);
}

.option-c-close .final-card {
  background:
    radial-gradient(circle at 74% 18%, rgba(215, 255, 66, 0.2), transparent 24%),
    linear-gradient(135deg, var(--dark), var(--primary));
}

.footer-system {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  color: var(--ink);
  background: color-mix(in srgb, var(--accent) 78%, white);
}

.footer-system span {
  min-height: 88px;
  display: grid;
  place-items: center;
  background: var(--accent);
  font-weight: 950;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer-proof {
  display: grid;
  grid-template-columns: minmax(260px, 1.4fr) repeat(3, minmax(0, 1fr));
  color: var(--ink);
  background: var(--accent);
}

.footer-proof strong,
.footer-proof span {
  min-height: 112px;
  display: flex;
  align-items: center;
  padding: 1rem clamp(1rem, 3vw, 2rem);
}

.footer-proof strong {
  font-family: var(--serif);
  font-size: clamp(2rem, 5vw, 5rem);
  line-height: 0.95;
}

.footer-proof span {
  border-left: 1px solid rgba(18, 26, 38, 0.18);
  font-weight: 950;
}

.footer-signal {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  background: var(--accent);
  color: var(--ink);
}

.footer-signal span {
  min-height: clamp(96px, 15vw, 190px);
  display: flex;
  align-items: center;
  justify-content: center;
  border-left: 1px solid rgba(18, 26, 38, 0.18);
  font-family: var(--sans);
  font-size: clamp(2.4rem, 7vw, 7rem);
  font-weight: 950;
  line-height: 0.9;
}

.footer-signal span:first-child {
  border-left: 0;
}

.production-candidate .hero-inner {
  min-height: min(760px, calc(100vh - 74px));
}

.hero-badges {
  max-width: 720px;
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1.35rem 0 0;
  padding: 0;
  list-style: none;
}

.hero-badges li {
  padding: 0.58rem 0.72rem;
  border: 1px solid color-mix(in srgb, var(--primary) 18%, transparent);
  border-radius: 999px;
  color: var(--primary);
  background: rgba(255, 255, 255, 0.68);
  font-size: 0.86rem;
  font-weight: 900;
}

.website-diagnostic .board-card {
  min-height: 146px;
}

.diagnostic-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
  margin-top: 0.8rem;
}

.diagnostic-grid .feature {
  grid-column: 1 / -1;
}

.evidence-band {
  padding: clamp(70px, 9vw, 128px) 0;
  color: #fff;
  background:
    radial-gradient(circle at 18% 12%, rgba(199, 240, 76, 0.18), transparent 26%),
    linear-gradient(135deg, var(--primary), var(--dark));
}

.evidence-band .eyebrow {
  color: var(--accent);
}

.evidence-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: start;
}

.evidence-lead {
  position: sticky;
  top: 104px;
}

.evidence-lead h2 {
  color: #fff;
  font-size: clamp(2.35rem, 4.8vw, 5rem);
}

.evidence-lead p:not(.eyebrow) {
  max-width: 560px;
  margin: 1rem 0 0;
  color: rgba(255, 255, 255, 0.74);
  font-size: 1.08rem;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.stat-card {
  min-height: 232px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(1rem, 2.2vw, 1.35rem);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(12px);
}

.stat-card strong {
  display: block;
  color: var(--accent);
  font-family: var(--serif);
  font-size: clamp(2.6rem, 6vw, 5.2rem);
  line-height: 0.9;
}

.stat-card span {
  display: block;
  margin-top: 1rem;
  color: rgba(255, 255, 255, 0.78);
  font-weight: 750;
}

.stat-card a {
  width: max-content;
  margin-top: 1.1rem;
  color: rgba(255, 255, 255, 0.86);
  font-size: 0.82rem;
  font-weight: 900;
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: start;
}

.split-copy {
  position: sticky;
  top: 104px;
}

.split-copy p:not(.eyebrow) {
  max-width: 560px;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.fix-list {
  display: grid;
  gap: 0.85rem;
}

.fix-item {
  min-height: 176px;
  display: grid;
  grid-template-columns: 64px minmax(0, 0.72fr) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
}

.fix-item span {
  color: var(--secondary);
  font-family: var(--serif);
  font-size: 2.4rem;
  line-height: 0.9;
  font-weight: 800;
}

.fix-item h3 {
  font-size: clamp(1.45rem, 2.2vw, 2.25rem);
}

.fix-item p {
  margin: 0;
  color: var(--muted);
}

.growth-panel {
  padding: clamp(72px, 9vw, 126px) 0;
  color: #fff;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    linear-gradient(180deg, rgba(255, 255, 255, 0.055) 1px, transparent 1px),
    var(--dark);
  background-size: 72px 72px;
}

.growth-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.75fr);
  gap: clamp(1.5rem, 5vw, 4rem);
  align-items: center;
}

.growth-inner .eyebrow {
  color: var(--accent);
}

.growth-inner h2 {
  color: #fff;
  font-size: clamp(2.25rem, 4.8vw, 4.8rem);
}

.growth-inner p:not(.eyebrow) {
  max-width: 680px;
  margin: 1rem 0 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 1.08rem;
}

.growth-stack {
  display: grid;
  gap: 0.8rem;
}

.growth-stack article {
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.08);
}

.growth-stack strong,
.growth-stack span {
  display: block;
}

.growth-stack strong {
  color: var(--accent);
  font-size: 1.1rem;
}

.growth-stack span {
  margin-top: 0.4rem;
  color: rgba(255, 255, 255, 0.74);
}

.review-section {
  background:
    radial-gradient(circle at 92% 18%, rgba(47, 115, 208, 0.12), transparent 26%),
    linear-gradient(180deg, rgba(219, 238, 233, 0.48), rgba(246, 248, 244, 0));
}

.review-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1.22fr);
  gap: clamp(1.5rem, 4vw, 3rem);
  align-items: start;
}

.review-grid p:not(.eyebrow) {
  max-width: 600px;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.review-checks {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.review-checks article,
.faq-list details {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.8);
}

.review-checks article:nth-child(2),
.review-checks article:nth-child(3) {
  background: var(--wash);
}

.review-checks h3 {
  margin-bottom: 0.55rem;
}

.review-checks p {
  margin: 0;
  color: var(--muted);
}

.faq-section {
  padding-top: clamp(54px, 7vw, 86px);
}

.faq-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.faq-list summary {
  cursor: pointer;
  color: var(--ink);
  font-weight: 950;
}

.faq-list details p {
  margin: 0.8rem 0 0;
  color: var(--muted);
}

@media (max-width: 1040px) {
  .pricing-grid,
  .signal-pricing,
  .comparison-strip,
  .comparison-table div,
  .evidence-inner,
  .split-section,
  .growth-inner,
  .review-grid,
  .faq-list,
  .footer-proof,
  .footer-signal {
    grid-template-columns: 1fr;
  }

  .production-candidate .hero-inner {
    min-height: auto;
  }

  .evidence-lead,
  .split-copy {
    position: static;
  }

  .growth-inner {
    align-items: start;
  }

  .fix-item {
    grid-template-columns: 58px minmax(0, 0.72fr) minmax(0, 1fr);
  }

  .signal-pricing .featured {
    transform: none;
  }

  .comparison-table span,
  .comparison-table strong {
    border-top: 1px solid var(--line);
  }

  .comparison-table div:first-child span,
  .comparison-table div:first-child strong:first-of-type {
    border-top: 0;
  }
}

@media (max-width: 720px) {
  .evidence-inner,
  .growth-inner {
    width: calc(100% - 28px);
  }

  .hero-inner {
    padding: 38px 0 52px;
  }

  .split-title,
  .proof-title,
  .signal-title {
    font-size: clamp(2.65rem, 12vw, 3.75rem);
  }

  .industry-strip {
    margin-top: -18px;
    justify-content: flex-start;
  }

  .industry-strip span {
    flex: 1 1 calc(50% - 0.55rem);
    text-align: center;
  }

  .evidence-band,
  .growth-panel {
    padding: 58px 0;
  }

  .evidence-lead h2,
  .growth-inner h2 {
    font-size: clamp(2.05rem, 10vw, 3.15rem);
  }

  .stat-grid,
  .review-checks,
  .faq-list {
    grid-template-columns: 1fr;
  }

  .stat-card {
    min-height: auto;
  }

  .stat-card strong {
    font-size: clamp(2.65rem, 15vw, 4rem);
  }

  .split-section,
  .review-grid {
    gap: 1.15rem;
  }

  .fix-item {
    min-height: auto;
    grid-template-columns: 44px minmax(0, 1fr);
    gap: 0.75rem;
  }

  .fix-item span {
    font-size: 1.9rem;
  }

  .fix-item h3 {
    font-size: 1.35rem;
    line-height: 1.05;
  }

  .fix-item p {
    grid-column: 1 / -1;
  }

  .price {
    font-size: clamp(2.15rem, 12vw, 3.15rem);
  }

  .signal-map {
    min-height: auto;
    display: grid;
    gap: 0.75rem;
    padding: 0.9rem;
  }

  .signal-map::before,
  .signal-map::after {
    display: none;
  }

  .signal-core,
  .signal-node,
  .map-caption {
    position: static !important;
    inset: auto !important;
    width: auto;
    max-width: none;
    height: auto;
    transform: none;
  }

  .signal-core {
    min-height: 74px;
    padding: 0.9rem;
    border-radius: var(--radius);
  }

  .map-caption {
    order: -1;
    text-align: left;
  }

  .signal-node {
    padding: 0.85rem;
  }

  .signal-note {
    align-items: flex-start;
    flex-direction: column;
  }

  .signal-strip-inner {
    min-height: auto;
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    white-space: normal;
  }

  .signal-strip span {
    padding: 0.6rem 1rem;
    font-size: clamp(2.25rem, 13vw, 3.5rem);
  }

  .footer-system {
    grid-template-columns: 1fr;
  }

  .footer-system span,
  .footer-proof strong,
  .footer-proof span,
  .footer-signal span {
    min-height: auto;
    padding: 1rem 1.2rem;
    justify-content: flex-start;
  }
}

/* 2026-06-12 selected logo route: 05 Wordmark Bar */
.production-candidate .brand {
  align-items: flex-start;
  flex-direction: column;
  gap: 0.24rem;
}

.wordmark-lockup {
  display: inline-grid;
  gap: 0.22rem;
  min-width: 0;
  line-height: 1;
}

.wordmark-main {
  display: inline-flex;
  align-items: baseline;
  gap: 0.34rem;
  color: var(--ink);
  font-size: 1.24rem;
  font-weight: 760;
  line-height: 0.96;
}

.wordmark-main strong {
  color: var(--ink);
  font-weight: 950;
}

.wordmark-lab {
  color: var(--primary);
  font-weight: 760;
}

.wordmark-bars {
  width: max-content;
  display: grid;
  grid-template-columns: 52px 24px 10px;
  gap: 6px;
}

.wordmark-bars i {
  height: 5px;
  border-radius: 999px;
  background: var(--secondary);
}

.wordmark-bars i:nth-child(2) {
  background: var(--accent);
}

.wordmark-bars i:nth-child(3) {
  background: var(--primary);
}

.production-candidate .brand-line {
  color: color-mix(in srgb, var(--primary) 72%, var(--muted));
  font-size: 0.76rem;
  line-height: 1.15;
}

.site-footer .wordmark-main,
.site-footer .wordmark-main strong {
  color: #fff;
}

.site-footer .wordmark-lab {
  color: var(--accent);
}

.site-footer .wordmark-bars i {
  background: var(--accent);
}

.site-footer .wordmark-bars i:nth-child(2) {
  background: rgba(255, 255, 255, 0.72);
}

.site-footer .wordmark-bars i:nth-child(3) {
  background: var(--secondary);
}

.site-footer .brand-line {
  color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 720px) {
  .wordmark-main {
    font-size: 1.12rem;
  }

  .wordmark-bars {
    grid-template-columns: 44px 20px 9px;
    gap: 5px;
  }

  .wordmark-bars i {
    height: 4px;
  }
}

/* 2026-06-12 Cloudflare preview mobile QA fix: prevent accidental horizontal overflow. */
@media (max-width: 720px) {
  html,
  body {
    max-width: 100%;
    overflow-x: clip;
  }

  .production-candidate .nav-shell,
  .production-candidate .hero-inner,
  .production-candidate .section,
  .production-candidate .footer-inner {
    width: calc(100% - 28px);
    max-width: calc(100% - 28px);
  }

  .production-candidate .nav-shell {
    display: grid;
    grid-template-columns: 1fr;
    align-items: start;
    gap: 0.85rem;
  }

  .production-candidate .brand,
  .production-candidate .site-nav,
  .production-candidate .hero-copy,
  .production-candidate .trust-artifact {
    min-width: 0;
    width: 100%;
  }

  .production-candidate .site-nav {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 0.45rem;
  }

  .production-candidate .site-nav a {
    min-width: 0;
    padding: 0.68rem 0.45rem;
    white-space: normal;
  }

  .production-candidate .site-nav .nav-cta {
    grid-column: 1 / -1;
  }

  .production-candidate .hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .production-candidate .split-title {
    max-width: 100%;
    font-size: clamp(2.45rem, 10.5vw, 3.35rem);
    line-height: 0.96;
    overflow-wrap: break-word;
  }

  .production-candidate .split-title span {
    display: block;
  }

  .production-candidate .lede {
    max-width: 100%;
  }
}

@media (max-width: 410px) {
  .production-candidate .split-title {
    font-size: 2.55rem;
  }
}