:root {
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  /* 页面主标题：避免过大字号；随视口缓和缩放 */
  --text-2xl: clamp(1.28rem, 1.05rem + 0.85vw, 1.85rem);
  --text-3xl: clamp(1.55rem, 1.2rem + 1.1vw, 2.2rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --font-display: "General Sans", "Satoshi", sans-serif;
  --font-body: "Satoshi", "Inter", sans-serif;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  --content-narrow: 720px;
  --content-default: 1040px;
  --content-wide: 1320px;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-interactive: 180ms var(--ease-out);
}

:root,
[data-theme="light"] {
  --color-bg: #f5f2eb;
  --color-surface: #fbfaf6;
  --color-surface-2: #ebe6dc;
  --color-surface-offset: #e2d9cb;
  --color-text: #182238;
  --color-text-muted: #657084;
  --color-text-faint: #9aa2af;
  --color-text-inverse: #f8f4ec;
  --color-primary: #0d3b5c;
  --color-primary-hover: #082d47;
  --color-accent: #b07a2a;
  --color-accent-soft: #eadcc6;
  --color-border: color-mix(in oklab, var(--color-text) 14%, transparent);
  --shadow-sm: 0 1px 2px oklch(0.23 0.03 250 / 0.08);
  --shadow-md: 0 10px 28px oklch(0.23 0.03 250 / 0.1);
  --shadow-lg: 0 22px 60px oklch(0.23 0.03 250 / 0.14);
}

[data-theme="dark"] {
  --color-bg: #101722;
  --color-surface: #151e2b;
  --color-surface-2: #1c2939;
  --color-surface-offset: #263548;
  --color-text: #e7edf4;
  --color-text-muted: #a4b0bf;
  --color-text-faint: #6f7e90;
  --color-text-inverse: #101722;
  --color-primary: #8fc7e7;
  --color-primary-hover: #b7dcf0;
  --color-accent: #d4a85d;
  --color-accent-soft: #3a3023;
  --color-border: color-mix(in oklab, var(--color-text) 16%, transparent);
  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.22);
  --shadow-md: 0 10px 28px oklch(0 0 0 / 0.28);
  --shadow-lg: 0 22px 60px oklch(0 0 0 / 0.36);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}

body {
  min-height: 100dvh;
  background:
    radial-gradient(circle at 12% 2%, color-mix(in oklab, var(--color-accent) 16%, transparent), transparent 28rem),
    linear-gradient(180deg, var(--color-bg), color-mix(in oklab, var(--color-bg) 86%, var(--color-surface-2)));
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

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

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
  border: 0;
}

p,
li,
dd {
  color: var(--color-text-muted);
  max-width: 72ch;
}

h1,
h2,
h3 {
  color: var(--color-text);
  font-family: var(--font-display);
  line-height: 1.22;
  text-wrap: wrap;
}

h1 {
  max-width: none;
  font-size: var(--text-3xl);
  letter-spacing: -0.035em;
}

h2 {
  font-size: var(--text-2xl);
  letter-spacing: -0.03em;
}

h3 {
  font-size: var(--text-lg);
  letter-spacing: -0.025em;
}

ul,
ol {
  list-style: none;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

::selection {
  background: color-mix(in oklab, var(--color-accent) 32%, transparent);
}

.skip-link {
  position: fixed;
  left: var(--space-4);
  top: var(--space-4);
  z-index: 100;
  transform: translateY(-160%);
  border-radius: var(--radius-full);
  background: var(--color-text);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-sm);
  transition: transform var(--transition-interactive);
}

.skip-link:focus {
  transform: translateY(0);
}

.shell {
  width: min(100% - var(--space-8), var(--content-wide));
  margin-inline: auto;
}

.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

.eyebrow {
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-4);
  text-transform: uppercase;
}

.btn {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  padding: var(--space-3) var(--space-5);
  font-size: var(--text-sm);
  font-weight: 700;
  transition:
    background var(--transition-interactive),
    color var(--transition-interactive),
    box-shadow var(--transition-interactive),
    transform var(--transition-interactive),
    border-color var(--transition-interactive);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-sm);
}

[data-theme="dark"] .btn-primary {
  color: #0b1320;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  border: 1px solid var(--color-border);
  background: color-mix(in oklab, var(--color-surface) 78%, transparent);
  color: var(--color-text);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(18px);
  transition:
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive);
}

.site-header.is-scrolled {
  border-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 0;
}

.brand-mark {
  width: 42px;
  min-width: 42px;
  color: var(--color-primary);
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.3;
}

.brand strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  line-height: 1.1;
}

.brand small {
  display: block;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  line-height: 1.2;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 600;
}

.desktop-nav a:hover,
.desktop-nav a.is-active {
  color: var(--color-text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.theme-toggle,
.menu-toggle {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: color-mix(in oklab, var(--color-surface) 86%, transparent);
  color: var(--color-text);
  transition:
    background var(--transition-interactive),
    border-color var(--transition-interactive);
}

.theme-toggle:hover,
.menu-toggle:hover {
  background: var(--color-surface);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
}

.menu-toggle span {
  width: 18px;
  height: 2px;
  border-radius: var(--radius-full);
  background: currentColor;
  transition: transform var(--transition-interactive);
}

.menu-open .menu-toggle span:first-child {
  transform: translateY(3.5px) rotate(45deg);
}

.menu-open .menu-toggle span:last-child {
  transform: translateY(-3.5px) rotate(-45deg);
}

.mobile-nav {
  display: none;
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: min(860px, calc(100vh - 76px));
  padding-block: clamp(var(--space-20), 8vw, var(--space-32));
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -8vw 0 auto;
  width: min(58vw, 880px);
  height: min(42vw, 620px);
  border: 1px solid color-mix(in oklab, var(--color-primary) 10%, transparent);
  border-radius: 50% 0 0 0;
  opacity: 0.55;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(460px, 0.82fr);
  gap: clamp(var(--space-12), 7vw, var(--space-24));
  align-items: center;
}

.hero-copy {
  max-width: 760px;
}

.hero-subtitle {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
}

.hero-subtitle.en {
  max-width: 62ch;
  color: var(--color-text);
  font-size: var(--text-base);
}

.hero-actions,
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.hero-context {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-8);
}

.hero-context span {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: color-mix(in oklab, var(--color-surface) 72%, transparent);
  color: var(--color-text);
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
  font-weight: 800;
}

.hero-note {
  margin-top: var(--space-5);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.pathway-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  background:
    linear-gradient(145deg, color-mix(in oklab, var(--color-surface) 92%, transparent), color-mix(in oklab, var(--color-surface-2) 72%, transparent)),
    var(--color-surface);
  box-shadow: var(--shadow-lg);
  padding: clamp(var(--space-6), 3vw, var(--space-8));
}

.pathway-panel::before {
  content: "";
  position: absolute;
  inset: var(--space-4) auto auto 58%;
  width: 12rem;
  height: 12rem;
  border: 1px solid color-mix(in oklab, var(--color-accent) 44%, transparent);
  border-radius: 50%;
  opacity: 0.35;
}

.panel-heading {
  position: relative;
  margin-bottom: var(--space-6);
}

.panel-heading span {
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.panel-heading strong {
  display: block;
  margin-top: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-lg);
}

.pathway-steps {
  position: relative;
  display: grid;
  gap: var(--space-4);
  list-style: none;
  padding-left: 0;
  margin: 0;
}

.pathway-steps li,
.process-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  align-items: start;
}

.pathway-steps span,
.process-list span,
.card-index {
  display: inline-flex;
  width: 2.3rem;
  height: 2.3rem;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 800;
}

.pathway-steps strong,
.process-list strong {
  display: block;
  color: var(--color-text);
  font-size: var(--text-sm);
}

.pathway-steps p,
.process-list p {
  margin-top: var(--space-1);
  font-size: var(--text-sm);
}

.panel-footer {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-8);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-5);
}

.panel-footer div {
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: var(--space-4);
  align-items: baseline;
}

.panel-footer span {
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.panel-footer strong {
  color: var(--color-text);
  font-size: var(--text-sm);
}

.split-heading {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
  margin-bottom: var(--space-10);
}

.split-heading .eyebrow {
  margin-bottom: 0;
}

.split-heading h2 {
  max-width: 42rem;
  line-height: 1.28;
  word-break: keep-all;
}

.hero__title {
  max-width: 38rem;
  line-height: 1.28;
  word-break: keep-all;
}

.challenge-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-5);
}

.challenge-card,
.service-card,
.case-card,
.capability-grid article,
.self-check {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: color-mix(in oklab, var(--color-surface) 88%, transparent);
  box-shadow: var(--shadow-sm);
}

.challenge-card {
  padding: var(--space-6);
}

.challenge-card.large {
  grid-row: span 2;
  padding: clamp(var(--space-8), 5vw, var(--space-12));
}

.challenge-card h3 {
  margin-top: var(--space-6);
}

.challenge-card p {
  margin-top: var(--space-4);
}

.challenge-card strong {
  display: block;
  margin-top: var(--space-6);
  color: var(--color-text);
  font-size: var(--text-sm);
}

.comparison-section {
  background: color-mix(in oklab, var(--color-surface-2) 44%, transparent);
}

.comparison-grid {
  display: grid;
  grid-template-columns: 0.42fr 0.58fr;
  gap: var(--space-10);
  align-items: start;
}

.comparison-grid p {
  margin-top: var(--space-5);
}

.comparison-table {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.comparison-table [role="row"] {
  display: grid;
  grid-template-columns: 0.8fr 1.1fr 1.3fr;
}

.comparison-table [role="row"] + [role="row"] {
  border-top: 1px solid var(--color-border);
}

.comparison-table span {
  padding: var(--space-4);
  font-size: var(--text-sm);
}

.table-head {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-weight: 700;
}

[data-theme="dark"] .table-head {
  color: #0b1320;
}

.table-highlight {
  background: var(--color-accent-soft);
  font-weight: 700;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  align-items: stretch;
}

.service-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-6);
}

.service-card.featured {
  background:
    linear-gradient(180deg, color-mix(in oklab, var(--color-accent-soft) 42%, transparent), color-mix(in oklab, var(--color-surface) 88%, transparent)),
    var(--color-surface);
}

.service-kicker,
.case-meta,
.capability-grid span {
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.service-card h3 {
  margin-top: var(--space-3);
}

.fit {
  margin-top: var(--space-4);
  color: var(--color-text);
  font-size: var(--text-sm);
  font-weight: 600;
}

.service-card ul {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-5);
  padding-left: var(--space-4);
  list-style: disc;
}

.service-card li {
  font-size: var(--text-sm);
}

.service-card details {
  margin-top: auto;
  padding-top: var(--space-6);
}

.service-card summary {
  min-height: 44px;
  color: var(--color-primary);
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 800;
}

.service-card details p {
  font-size: var(--text-sm);
}

.process-section {
  padding-top: 0;
}

.process-grid {
  display: grid;
  grid-template-columns: 0.35fr 0.65fr;
  gap: var(--space-10);
  border-radius: var(--radius-2xl);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: clamp(var(--space-8), 6vw, var(--space-16));
}

.process-grid h2,
.process-grid .eyebrow,
.process-grid p,
.process-grid strong {
  color: inherit;
}

.process-grid p,
.process-list p {
  opacity: 0.78;
}

.process-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.process-list li {
  border: 1px solid color-mix(in oklab, currentColor 18%, transparent);
  border-radius: var(--radius-xl);
  background: color-mix(in oklab, var(--color-text-inverse) 9%, transparent);
  padding: var(--space-5);
}

.process-list li > span {
  grid-row: 1 / span 2;
}

.process-list li > strong,
.process-list li > p {
  grid-column: 2;
}

.process-list span {
  background: color-mix(in oklab, var(--color-text-inverse) 14%, transparent);
  color: var(--color-text-inverse);
}

.case-stack {
  display: grid;
  gap: var(--space-6);
}

.case-card {
  width: min(100%, 880px);
  padding: var(--space-8);
}

.case-card.offset {
  justify-self: end;
}

.case-card h3 {
  margin-top: var(--space-3);
}

.case-card p {
  margin-top: var(--space-4);
}

.case-card dl {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-6);
}

.case-card dt {
  color: var(--color-text);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.08em;
}

.case-card dd {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
}

.fine-print {
  grid-column: 1 / -1;
  color: var(--color-text-faint);
  font-size: var(--text-xs);
}

.diagnostic-grid {
  display: grid;
  grid-template-columns: 0.42fr 0.58fr;
  gap: var(--space-8);
}

.diagnostic-grid > div > p {
  margin-top: var(--space-5);
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}

.capability-grid article {
  padding: var(--space-5);
}

.capability-grid p {
  margin-top: var(--space-3);
  font-size: var(--text-sm);
}

.diagnostic-section {
  background: color-mix(in oklab, var(--color-surface-2) 48%, transparent);
}

.self-check {
  padding: var(--space-6);
}

.self-check fieldset {
  display: grid;
  gap: var(--space-3);
  border: 0;
}

.self-check legend {
  margin-bottom: var(--space-4);
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
}

.self-check label {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-3);
  align-items: start;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.self-check input {
  width: 1.15rem;
  height: 1.15rem;
  margin-top: 0.25rem;
  accent-color: var(--color-primary);
}

.self-check button {
  width: 100%;
  margin-top: var(--space-6);
}

.self-check-result {
  margin-top: var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-accent-soft);
  padding: var(--space-4);
  color: var(--color-text);
  font-size: var(--text-sm);
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-10);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-8);
}

.footer-brand {
  align-items: flex-start;
}

.footer-grid .fine-print {
  margin-top: var(--space-4);
  max-width: 72ch;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.stat-highlight {
  color: var(--color-accent);
  font-weight: 800;
}

.hero--calm {
  background:
    linear-gradient(180deg, color-mix(in oklab, var(--color-bg) 96%, white), var(--color-bg)),
    radial-gradient(ellipse 80% 50% at 90% 0%, color-mix(in oklab, var(--color-primary) 8%, transparent), transparent 55%);
}

.hero--calm::after {
  opacity: 0.18;
}

.hero-lead {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: var(--color-text);
  max-width: 52ch;
}

.hero-prose {
  margin-top: var(--space-6);
  font-size: var(--text-base);
  line-height: 1.78;
  color: var(--color-text-muted);
  max-width: 62ch;
}

.hero-actions--prominent {
  margin-top: var(--space-8);
}

.btn-lg {
  min-height: 52px;
  padding-inline: var(--space-6);
  font-size: var(--text-base);
}

.btn-accent {
  background: linear-gradient(180deg, color-mix(in oklab, var(--color-accent) 92%, white), var(--color-accent));
  color: #1a1208;
  box-shadow: var(--shadow-sm);
}

.btn-accent:hover {
  filter: brightness(1.05);
  box-shadow: var(--shadow-md);
}

[data-theme="dark"] .btn-accent {
  color: #101722;
}

.btn-sm {
  min-height: 40px;
  padding-inline: var(--space-4);
  font-size: var(--text-xs);
}

.pain-rows {
  display: grid;
  gap: var(--space-4);
}

.pain-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-5);
  padding: clamp(var(--space-6), 3vw, var(--space-8));
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: color-mix(in oklab, var(--color-surface) 92%, transparent);
  box-shadow: var(--shadow-sm);
}

.pain-row p {
  margin-top: var(--space-3);
  max-width: none;
  font-size: var(--text-sm);
}

.pain-row__tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.pain-row__tag--cost {
  color: var(--color-primary);
}

.pain-row__tag--fix {
  color: var(--color-text);
}

.phase-timeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-5);
  align-items: stretch;
}

.phase-block {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: color-mix(in oklab, var(--color-surface) 94%, transparent);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  min-height: 100%;
}

.phase-block__top {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  min-height: 0;
}

.phase-block--featured {
  border-color: color-mix(in oklab, var(--color-accent) 55%, var(--color-border));
  background:
    linear-gradient(165deg, color-mix(in oklab, var(--color-accent-soft) 55%, transparent), color-mix(in oklab, var(--color-surface) 94%, transparent));
}

.phase-block__kicker {
  margin: 0;
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.phase-block h3 {
  margin-top: var(--space-2);
}

.phase-goal {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.phase-goal strong {
  color: var(--color-text);
}

.phase-block__main-list {
  padding-left: var(--space-5);
  list-style: disc;
}

.phase-block__main-list li {
  font-size: var(--text-sm);
  margin-top: var(--space-2);
  max-width: none;
}

.phase-deliverables {
  margin-top: auto;
  flex-shrink: 0;
  padding-top: var(--space-5);
  border-top: 1px dashed color-mix(in oklab, var(--color-border) 92%, transparent);
}

.phase-deliverables summary {
  cursor: pointer;
  font-size: var(--text-sm);
  font-weight: 800;
  color: var(--color-primary);
  list-style: none;
  padding: 0;
}

.phase-deliverables summary::-webkit-details-marker {
  display: none;
}

.phase-deliverables summary::before {
  content: "▶ ";
  font-size: 0.85em;
  color: var(--color-accent);
}

.phase-deliverables[open] summary::before {
  content: "▼ ";
}

.phase-deliverables p {
  margin-top: var(--space-3);
  margin-bottom: 0;
  padding-left: 0;
  font-size: var(--text-sm);
  max-width: none;
}

.compare-intro {
  margin-top: var(--space-4);
  max-width: 72ch;
}

.compare-cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.compare-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}

.compare-card__icon {
  width: 2.5rem;
  height: 2.5rem;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  background: var(--color-accent-soft);
  color: var(--color-accent);
  font-weight: 800;
  margin-bottom: var(--space-3);
}

.compare-card h3 {
  font-size: var(--text-base);
}

.compare-card__one {
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  max-width: none;
}

.compare-card--us {
  border-color: color-mix(in oklab, var(--color-accent) 45%, var(--color-border));
  background:
    linear-gradient(160deg, color-mix(in oklab, var(--color-accent-soft) 40%, transparent), var(--color-surface));
}

.comparison-table-wrap {
  margin-top: var(--space-10);
}

.service-architecture {
  margin-top: var(--space-8);
}

.service-architecture__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.service-architecture__card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: var(--space-6);
}

.service-architecture__label {
  color: var(--color-accent);
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: none;
}

.service-architecture__card p {
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-text-muted);
}

.subtle-eyebrow {
  opacity: 0.85;
  margin-bottom: var(--space-3);
}

.comparison-table--compact span {
  font-size: var(--text-xs);
}

.process-grid--light {
  background: color-mix(in oklab, var(--color-surface) 88%, transparent);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
}

.process-grid--light h2,
.process-grid--light .eyebrow,
.process-grid--light p,
.process-grid--light strong {
  color: var(--color-text);
}

.process-grid--light .process-list span {
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.process-grid--light .process-list li {
  border-color: var(--color-border);
  background: var(--color-surface);
}

.process-lead {
  margin-top: var(--space-4);
  max-width: 60ch;
}

.process-list--compact {
  gap: var(--space-4);
}

.case-story {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  padding: var(--space-8);
  box-shadow: var(--shadow-sm);
  max-width: 880px;
}

.case-story--alt {
  margin-inline-start: auto;
}

.case-story__top h3 {
  font-size: var(--text-lg);
  margin-top: var(--space-3);
  max-width: none;
}

.case-story__context {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-text-muted);
  max-width: none;
}

.case-story__columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-6);
  padding: 0;
}

.case-story__column {
  margin: 0;
}

.case-story__columns dt {
  font-size: var(--text-sm);
  font-weight: 800;
  color: var(--color-primary);
  margin: 0;
}

.case-story__columns dd {
  margin: var(--space-3) 0 0;
  font-size: var(--text-sm);
  line-height: 1.55;
  color: var(--color-text-muted);
}

.conversion-section {
  background: color-mix(in oklab, var(--color-surface-2) 36%, transparent);
}

.conversion-standalone-cta {
  margin-top: var(--space-8);
  padding: clamp(var(--space-8), 5vw, var(--space-12));
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  max-width: 62ch;
}

.conversion-standalone-cta__lead {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  margin: 0;
}

.conversion-standalone-cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-6);
  align-items: center;
}

.conversion-standalone-cta__note {
  margin-top: var(--space-5);
  margin-bottom: 0;
}

@media (max-width: 560px) {
  .conversion-standalone-cta__actions .btn {
    width: 100%;
  }
}

.lead-form {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.lead-form label {
  display: grid;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.lead-form input,
.lead-form textarea,
.lead-form select {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  background: color-mix(in oklab, var(--color-surface) 96%, transparent);
  color: var(--color-text);
}

.channel-field span {
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-text-muted);
}

.lead-form--tight {
  margin-top: var(--space-5);
}

.modal-root {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  padding: var(--space-6);
}

.modal-root[hidden] {
  display: none;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: oklch(0.2 0.02 260 / 0.55);
}

.modal {
  position: relative;
  z-index: 1;
  width: min(100%, 520px);
  max-height: min(88vh, 720px);
  overflow: auto;
  border-radius: var(--radius-2xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  padding: var(--space-8);
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: color-mix(in oklab, var(--color-surface-2) 80%, transparent);
  font-size: 1.35rem;
  line-height: 1;
}

.modal-body h2 {
  font-size: var(--text-xl);
  padding-right: var(--space-10);
}

.modal-lead {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: none;
}

.thanks-next {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.modal-body [data-thanks-meta] {
  margin-top: var(--space-4);
  white-space: pre-line;
}

.footer-grid--rich {
  grid-template-columns: minmax(0, 1.45fr) auto;
  grid-template-rows: auto auto;
  column-gap: clamp(var(--space-6), 4vw, var(--space-10));
  row-gap: var(--space-5);
  align-items: start;
}

.footer-grid--rich > .footer-brand-block {
  grid-column: 1;
  grid-row: 1;
}

.footer-grid--rich > .footer-contact {
  grid-column: 1;
  grid-row: 2;
  margin-top: 0;
}

.footer-grid--rich > .footer-qr-column {
  grid-column: 2;
  grid-row: 2;
  justify-self: center;
}

.footer-contact {
  margin-top: 0;
  font-size: var(--text-sm);
}

.footer-contact a {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-qr-column {
  padding-inline: var(--space-2);
}

.footer-contact__channels {
  margin: 0;
  display: grid;
  gap: var(--space-4);
}

.footer-contact__channels > div {
  margin: 0;
}

.footer-contact__channels dt {
  margin: 0;
  font-size: var(--text-xs);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.footer-contact__channels dd {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
}

.footer-qr-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 132px));
  gap: var(--space-4);
  justify-items: start;
}

.footer-qr-card {
  margin: 0;
  text-align: center;
  width: 100%;
}

.footer-qr-card img {
  display: block;
  width: 100%;
  max-width: 132px;
  height: auto;
  margin-inline: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: #fff;
  box-shadow: var(--shadow-sm);
}

.footer-qr-card figcaption {
  margin-top: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
}

.services-timeline-section {
  padding-bottom: clamp(var(--space-12), 6vw, var(--space-20));
}

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

@media (max-width: 1040px) {
  .desktop-nav,
  .header-cta {
    display: none;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .mobile-nav {
    position: fixed;
    inset: 76px var(--space-4) auto var(--space-4);
    display: grid;
    gap: var(--space-2);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    background: var(--color-surface);
    box-shadow: var(--shadow-lg);
    padding: var(--space-4);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition:
      opacity var(--transition-interactive),
      transform var(--transition-interactive),
      visibility var(--transition-interactive);
  }

  .menu-open .mobile-nav {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .mobile-nav a {
    min-height: 44px;
    border-radius: var(--radius-md);
    padding: var(--space-3);
    color: var(--color-text);
    font-weight: 700;
  }

  .mobile-nav a:active {
    background: var(--color-surface-2);
  }

  .hero-grid,
  .comparison-grid,
  .process-grid,
  .diagnostic-grid,
  .phase-timeline,
  .compare-cards,
  .pain-row {
    grid-template-columns: 1fr;
  }

  .footer-grid--rich {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .footer-grid--rich > .footer-brand-block,
  .footer-grid--rich > .footer-contact,
  .footer-grid--rich > .footer-qr-column {
    grid-column: 1;
    grid-row: auto;
    justify-self: stretch;
  }

  .process-list {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1180px) {
  .site-header {
    background: color-mix(in oklab, var(--color-bg) 94%, transparent);
  }

  .hero-copy .eyebrow {
    margin-bottom: var(--space-6);
  }

  .hero .btn {
    padding-inline: var(--space-6);
  }

  .pathway-panel {
    min-height: 520px;
  }
}

@media (max-width: 760px) {
  .shell {
    width: min(100% - var(--space-6), var(--content-wide));
  }

  .header-inner {
    min-height: 68px;
  }

  .brand small {
    display: none;
  }

  .hero {
    padding-block: var(--space-12);
  }

  .hero-context {
    margin-top: var(--space-5);
  }

  .hero-context span {
    padding: var(--space-2) var(--space-3);
  }

  .hero-note {
    margin-top: var(--space-4);
  }

  .panel-footer {
    margin-top: var(--space-5);
  }

  .panel-footer div {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }

  h1 {
    max-width: none;
    font-size: clamp(1.42rem, 1.12rem + 0.95vw, 1.82rem);
  }

  h2 {
    font-size: clamp(1.22rem, 1.02rem + 0.6vw, 1.52rem);
  }

  .hero-subtitle {
    font-size: var(--text-base);
  }

  .hero-actions,
  .cta-row {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .challenge-layout,
  .capability-grid,
  .service-architecture__grid,
  .process-list,
  .case-card dl,
  .case-story__columns,
  .footer-grid,
  .split-heading {
    grid-template-columns: 1fr;
  }

  .challenge-card.large {
    grid-row: auto;
  }

  .process-grid {
    padding: var(--space-6);
  }

  .process-list {
    gap: var(--space-4);
  }

  .process-list li {
    padding: var(--space-4);
  }

  .comparison-table {
    overflow-x: auto;
  }

  .comparison-table [role="row"] {
    min-width: 680px;
  }

  .case-card.offset {
    justify-self: stretch;
  }

  .case-story--alt {
    margin-inline-start: 0;
  }
}