:root {
  --navy-950: #04111f;
  --navy-900: #071a2d;
  --navy-800: #0d2942;
  --blue-600: #1458c4;
  --blue-500: #2876e8;
  --cyan-400: #55d4d0;
  --gold-400: #d7ad5b;
  --paper: #f7f9fb;
  --surface: #ffffff;
  --ink: #102436;
  --muted: #586c7e;
  --line: #d9e3ea;
  --text-dark: #eef5f9;
  --muted-dark: #a9bcc9;
  --line-dark: rgba(167, 203, 224, 0.18);
  --success: #237a63;
  --error: #b43a3a;
  --shadow: 0 20px 60px rgba(8, 31, 50, 0.11);
  --container: 1200px;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --header-height: 72px;
  color-scheme: light;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

body.menu-open {
  overflow: hidden;
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

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

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

button,
select {
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 3px;
}

::selection {
  color: var(--navy-950);
  background: var(--cyan-400);
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: var(--navy-950);
  background: var(--surface);
  border-radius: 8px;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: none;
}

.container {
  width: min(calc(100% - 64px), var(--container));
  margin-inline: auto;
}

.floor {
  position: relative;
  padding: 112px 0;
  overflow: hidden;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--blue-600);
  font-size: 0.78rem;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow.light {
  color: var(--cyan-400);
}

h1,
h2,
h3,
p {
  text-wrap: pretty;
}

h1,
h2,
h3 {
  margin-top: 0;
  letter-spacing: -0.03em;
}

h2 {
  margin-bottom: 22px;
  font-size: clamp(2.2rem, 4vw, 3.25rem);
  line-height: 1.16;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.25rem;
  line-height: 1.4;
}

.section-heading > p:not(.eyebrow) {
  max-width: 660px;
  margin: 0;
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.85;
}

.section-heading.inverse h2,
.section-heading.inverse > p:not(.eyebrow) {
  color: var(--text-dark);
}

.section-heading.inverse > p:not(.eyebrow) {
  color: var(--muted-dark);
}

.heading-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.68fr);
  align-items: end;
  gap: 64px;
  margin-bottom: 56px;
}

.heading-grid h2 {
  margin-bottom: 0;
}

.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 13px 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-weight: 650;
  line-height: 1.35;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, color 160ms ease;
}

.button svg,
.button-submit svg {
  width: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.75;
}

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

.button-primary {
  color: #fff;
  background: var(--blue-600);
  box-shadow: 0 14px 36px rgba(20, 88, 196, 0.3);
}

.button-primary:hover {
  background: #0f489f;
}

.button-ghost {
  color: var(--text-dark);
  border-color: rgba(255, 255, 255, 0.42);
  background: rgba(4, 17, 31, 0.18);
  backdrop-filter: blur(8px);
}

.button-ghost:hover {
  border-color: var(--cyan-400);
  background: rgba(4, 17, 31, 0.5);
}

.text-link {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 12px;
  margin-top: 38px;
  color: var(--blue-600);
  font-weight: 700;
}

.text-link-button {
  padding: 0;
  border: 0;
  background: none;
  font: inherit;
}

.text-link span {
  font-size: 1.12rem;
  transition: transform 160ms ease;
}

.text-link:hover span {
  transform: translate(2px, -2px);
}

.light-link {
  color: var(--cyan-400);
}

/* Navigation */
.site-header {
  position: fixed;
  z-index: 100;
  inset: 0 0 auto;
  height: var(--header-height);
  color: var(--text-dark);
  border-bottom: 1px solid transparent;
  transition: background 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled,
.site-header.menu-visible {
  background: rgba(4, 17, 31, 0.92);
  border-color: var(--line-dark);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.16);
  backdrop-filter: blur(16px);
}

.nav-shell {
  display: grid;
  width: min(calc(100% - 48px), 1360px);
  height: 100%;
  margin-inline: auto;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
}

.brand {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  gap: 11px;
  line-height: 1;
}

.brand-logo {
  width: auto;
  height: 39px;
  max-width: 170px;
  object-fit: contain;
}

.footer-brand .brand-logo {
  height: 58px;
  max-width: 190px;
}

.brand-mark {
  position: relative;
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(85, 212, 208, 0.5);
  border-radius: 10px;
  background: linear-gradient(145deg, rgba(85, 212, 208, 0.18), rgba(20, 88, 196, 0.22));
}

.brand-mark::before,
.brand-mark::after,
.brand-mark span {
  position: absolute;
  content: "";
}

.brand-mark::before {
  width: 15px;
  height: 15px;
  border: 2px solid var(--cyan-400);
  border-right-color: transparent;
  border-radius: 5px;
  transform: rotate(45deg);
}

.brand-mark::after {
  top: 6px;
  right: 6px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold-400);
  box-shadow: 0 0 10px rgba(215, 173, 91, 0.7);
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 760;
  letter-spacing: 0.04em;
}

.brand-note {
  margin-left: 2px;
  padding-left: 12px;
  color: var(--muted-dark);
  border-left: 1px solid var(--line-dark);
  font-size: 0.75rem;
  line-height: 1.4;
  letter-spacing: 0.08em;
}

.site-nav {
  display: flex;
  align-items: stretch;
  justify-content: center;
  gap: clamp(14px, 2vw, 30px);
  height: 100%;
}

.mobile-consult-link,
.menu-scrim {
  display: none;
}

.site-nav a {
  position: relative;
  display: grid;
  min-height: 44px;
  place-items: center;
  color: rgba(238, 245, 249, 0.78);
  font-size: 0.9rem;
  font-weight: 570;
  white-space: nowrap;
  transition: color 160ms ease;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-500), var(--cyan-400));
  content: "";
  transform: scaleX(0);
  transition: transform 180ms ease;
}

.site-nav a:hover,
.site-nav a.is-active {
  color: #fff;
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
  transform: scaleX(1);
}

.nav-cta {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  color: #fff;
  background: var(--blue-600);
  border-radius: 9px;
  font-size: 0.9rem;
  font-weight: 650;
  transition: background 160ms ease, transform 160ms ease;
}

.nav-cta:hover {
  background: #0f489f;
  transform: translateY(-1px);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0;
  color: #fff;
  border: 1px solid var(--line-dark);
  border-radius: 9px;
  background: rgba(255, 255, 255, 0.04);
}

.menu-toggle span {
  position: absolute;
  width: 20px;
  height: 1.5px;
  background: currentColor;
  transition: transform 180ms ease;
}

.menu-toggle span:first-child {
  transform: translateY(-4px);
}

.menu-toggle span:last-child {
  transform: translateY(4px);
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: rotate(-45deg);
}

/* Hero */
.hero {
  display: flex;
  min-height: max(720px, 100svh);
  align-items: center;
  padding-top: calc(var(--header-height) + 88px);
  padding-bottom: 98px;
  color: var(--text-dark);
  background: var(--navy-950);
}

.hero-media,
.hero-shade,
.hero-grid {
  position: absolute;
  inset: 0;
}

.hero-media img {
  object-position: 66% center;
}

.hero-shade {
  z-index: 1;
  background:
    linear-gradient(90deg, rgba(4, 17, 31, 0.98) 0%, rgba(4, 17, 31, 0.92) 39%, rgba(4, 17, 31, 0.35) 72%, rgba(4, 17, 31, 0.7) 100%),
    linear-gradient(0deg, rgba(4, 17, 31, 0.72), transparent 35%);
}

.hero-grid {
  z-index: 2;
  opacity: 0.14;
  background-image:
    linear-gradient(rgba(85, 212, 208, 0.18) 1px, transparent 1px),
    linear-gradient(90deg, rgba(85, 212, 208, 0.18) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(90deg, #000, transparent 70%);
}

.hero-content {
  position: relative;
  z-index: 3;
}

.hero h1 {
  max-width: 760px;
  margin-bottom: 24px;
  color: #fff;
  font-size: clamp(3.4rem, 6vw, 5.35rem);
  font-weight: 720;
  line-height: 1.08;
  letter-spacing: -0.055em;
}

.hero-lead {
  margin: 0 0 18px;
  color: var(--cyan-400);
  font-size: clamp(1.2rem, 2vw, 1.52rem);
  font-weight: 650;
  letter-spacing: 0.06em;
}

.hero-copy {
  max-width: 650px;
  margin: 0;
  color: rgba(238, 245, 249, 0.78);
  font-size: 1.08rem;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.trust-line {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  margin-top: 48px;
  color: rgba(238, 245, 249, 0.7);
  font-size: 0.9rem;
}

.trust-line span {
  position: relative;
  padding-left: 17px;
}

.trust-line span::before {
  position: absolute;
  top: 50%;
  left: 0;
  width: 6px;
  height: 6px;
  background: var(--cyan-400);
  border-radius: 50%;
  box-shadow: 0 0 12px rgba(85, 212, 208, 0.85);
  content: "";
  transform: translateY(-50%);
}

.scroll-cue {
  position: absolute;
  z-index: 4;
  right: 32px;
  bottom: 34px;
  display: flex;
  min-height: 44px;
  align-items: center;
  gap: 12px;
  color: rgba(238, 245, 249, 0.58);
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  writing-mode: vertical-rl;
}

.scroll-cue i {
  display: block;
  width: 1px;
  height: 46px;
  background: linear-gradient(var(--cyan-400), transparent);
  animation: cue 2.4s ease-in-out infinite;
}

@keyframes cue {
  0%, 100% { transform: scaleY(0.55); transform-origin: top; opacity: 0.5; }
  50% { transform: scaleY(1); transform-origin: top; opacity: 1; }
}

/* Shared imagery */
.section-visual {
  position: relative;
  min-height: 400px;
  margin: 0;
  overflow: hidden;
  background: var(--navy-900);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.section-visual::after {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: inherit;
  content: "";
  pointer-events: none;
}

.section-visual img {
  transition: transform 600ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.section-visual:hover img {
  transform: scale(1.018);
}

.section-visual figcaption {
  position: absolute;
  right: 24px;
  bottom: 24px;
  left: 24px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 20px;
  padding: 18px 20px;
  color: var(--text-dark);
  background: rgba(4, 17, 31, 0.74);
  border: 1px solid var(--line-dark);
  border-radius: 14px;
  backdrop-filter: blur(14px);
}

.section-visual figcaption span {
  color: var(--cyan-400);
  font-size: 0.73rem;
  letter-spacing: 0.12em;
}

.section-visual figcaption strong {
  max-width: 240px;
  font-size: 0.95rem;
  line-height: 1.5;
  text-align: right;
}

/* Services */
.services {
  background:
    radial-gradient(circle at 7% 22%, rgba(40, 118, 232, 0.07), transparent 27%),
    var(--paper);
}

.services-layout {
  display: grid;
  grid-template-columns: minmax(320px, 0.77fr) minmax(0, 1.35fr);
  align-items: start;
  gap: 40px;
}

.services-layout > *,
.process-intro > *,
.standards-inner > *,
.about-layout > *,
.faq-layout > *,
.consult-layout > *,
.service-card > *,
.deliverable-card > * {
  min-width: 0;
}

.section-visual.tall {
  position: sticky;
  top: calc(var(--header-height) + 28px);
  aspect-ratio: 4 / 5;
  min-height: 0;
}

.service-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.service-card {
  position: relative;
  display: grid;
  min-height: 226px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 12px 32px rgba(8, 31, 50, 0.045);
  grid-template-rows: auto 1fr auto;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.service-card::before {
  position: absolute;
  top: -1px;
  right: 26px;
  left: 26px;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-500), var(--cyan-400));
  content: "";
  opacity: 0;
  transition: opacity 180ms ease;
}

.service-card:hover,
.service-card.is-highlighted {
  border-color: rgba(40, 118, 232, 0.35);
  box-shadow: 0 18px 40px rgba(8, 31, 50, 0.09);
  transform: translateY(-2px);
}

.service-card:hover::before,
.service-card.is-highlighted::before {
  opacity: 1;
}

.service-no {
  margin-bottom: 24px;
  color: var(--blue-600);
  font-size: 0.74rem;
  font-weight: 750;
  letter-spacing: 0.12em;
}

.service-card h3 {
  margin-bottom: 8px;
}

.service-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.75;
}

.service-card a {
  justify-self: start;
  margin-top: 22px;
  color: var(--blue-600);
  font-size: 0.88rem;
  font-weight: 700;
}

.service-card a::after {
  padding-left: 7px;
  content: "↗";
}

/* Advantages */
.advantages {
  min-height: 850px;
  color: var(--text-dark);
  background: var(--navy-950);
}

.advantage-backdrop {
  position: absolute;
  inset: 0;
}

.advantage-backdrop::after {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(4, 17, 31, 0.86), rgba(4, 17, 31, 0.94)),
    linear-gradient(90deg, rgba(4, 17, 31, 0.3), rgba(7, 26, 45, 0.1));
  content: "";
}

.advantages-inner {
  position: relative;
  z-index: 1;
}

.advantages .section-heading {
  max-width: 750px;
  margin: 0 auto 54px;
  text-align: center;
}

.advantages .section-heading > p:not(.eyebrow) {
  margin-inline: auto;
}

.advantage-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.advantage-card {
  position: relative;
  min-height: 228px;
  padding: 26px;
  overflow: hidden;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  background: rgba(7, 26, 45, 0.76);
  backdrop-filter: blur(10px);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.advantage-card::after {
  position: absolute;
  right: -18px;
  bottom: -18px;
  width: 62px;
  height: 62px;
  border: 1px solid rgba(85, 212, 208, 0.28);
  border-radius: 50%;
  content: "";
}

.advantage-card:hover {
  border-color: rgba(85, 212, 208, 0.55);
  background: rgba(13, 41, 66, 0.88);
  transform: translateY(-2px);
}

.advantage-card > span {
  display: block;
  margin-bottom: 30px;
  color: var(--cyan-400);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.12em;
}

.advantage-card h3 {
  color: #fff;
}

.advantage-card p {
  margin: 0;
  color: var(--muted-dark);
  font-size: 0.9rem;
  line-height: 1.72;
}

/* Process */
.process {
  background:
    linear-gradient(180deg, #fff, rgba(247, 249, 251, 0.9)),
    var(--paper);
}

.process-intro {
  display: grid;
  grid-template-columns: minmax(300px, 0.62fr) minmax(0, 1.38fr);
  align-items: center;
  gap: 56px;
  margin-bottom: 56px;
}

.section-visual.wide {
  aspect-ratio: 16 / 8.8;
  min-height: 390px;
}

.process-list {
  position: relative;
  display: grid;
  margin: 0;
  padding: 0;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  list-style: none;
}

.process-list::before {
  position: absolute;
  top: 24px;
  right: 7%;
  left: 7%;
  height: 1px;
  background: linear-gradient(90deg, rgba(40, 118, 232, 0.15), var(--blue-500), var(--cyan-400), rgba(85, 212, 208, 0.15));
  content: "";
}

.process-step {
  position: relative;
  padding: 0 18px;
  text-align: center;
}

.process-step > span {
  position: relative;
  z-index: 1;
  display: grid;
  width: 48px;
  height: 48px;
  margin: 0 auto 22px;
  place-items: center;
  color: var(--blue-600);
  border: 1px solid rgba(40, 118, 232, 0.35);
  border-radius: 50%;
  background: var(--surface);
  box-shadow: 0 8px 24px rgba(20, 88, 196, 0.12);
  font-size: 0.72rem;
  font-weight: 750;
}

.process-step h3 {
  margin-bottom: 8px;
  font-size: 1.04rem;
}

.process-step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.72;
}

.section-note {
  margin: 40px 0 0;
  color: var(--muted);
  font-size: 0.84rem;
  text-align: center;
}

/* Standards */
.standards {
  min-height: 780px;
  padding: 132px 0;
  color: var(--text-dark);
  background: var(--navy-950);
}

.standards-media {
  position: absolute;
  inset: 0;
}

.standards-media img {
  object-position: center;
}

.standards-media::after {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(4, 17, 31, 0.98) 0%, rgba(4, 17, 31, 0.88) 48%, rgba(4, 17, 31, 0.5) 100%);
  content: "";
}

.standards-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(320px, 0.72fr) minmax(0, 1.28fr);
  align-items: center;
  gap: 88px;
}

.standards-copy h2 {
  color: #fff;
}

.standards-copy > p:not(.eyebrow) {
  max-width: 460px;
  margin: 0;
  color: var(--muted-dark);
  font-size: 1.02rem;
}

.standards-copy .standard-footnote {
  margin-top: 28px;
  padding-left: 16px;
  border-left: 2px solid var(--gold-400);
  font-size: 0.84rem;
}

.deliverable-stack {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.deliverable-card {
  display: grid;
  min-height: 190px;
  padding: 28px;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-md);
  background: rgba(7, 26, 45, 0.8);
  backdrop-filter: blur(12px);
  grid-template-columns: auto 1fr;
  gap: 20px;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.deliverable-card:hover {
  border-color: rgba(85, 212, 208, 0.5);
  background: rgba(13, 41, 66, 0.9);
  transform: translateY(-2px);
}

.deliverable-card > span {
  color: var(--cyan-400);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.12em;
}

.deliverable-card h3 {
  color: #fff;
  font-size: 1.05rem;
}

.deliverable-card p {
  margin: 0;
  color: var(--muted-dark);
  font-size: 0.88rem;
  line-height: 1.75;
}

/* About */
.about {
  background:
    radial-gradient(circle at 84% 18%, rgba(85, 212, 208, 0.09), transparent 27%),
    #f4f7f9;
}

.about-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 0.92fr);
  align-items: center;
  gap: 72px;
}

.about-visual {
  aspect-ratio: 4 / 5;
  min-height: 660px;
}

.about-copy .section-heading > p:not(.eyebrow) + p {
  margin-top: 16px;
}

.company-facts {
  display: grid;
  margin: 42px 0 0;
  padding: 28px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.company-facts div {
  padding: 0 20px;
  border-right: 1px solid var(--line);
}

.company-facts div:first-child {
  padding-left: 0;
}

.company-facts div:last-child {
  padding-right: 0;
  border-right: 0;
}

.company-facts dt {
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 0.73rem;
  letter-spacing: 0.08em;
}

.company-facts dd {
  margin: 0;
  color: var(--blue-600);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.5;
}

.about-values {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 30px;
}

.about-values span {
  padding: 7px 13px;
  color: var(--navy-800);
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface);
  font-size: 0.8rem;
  font-weight: 620;
}

/* FAQ */
.faq {
  background: var(--surface);
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(320px, 0.72fr);
  align-items: start;
  gap: 72px;
}

.faq-main .section-heading {
  margin-bottom: 38px;
}

.accordion {
  border-top: 1px solid var(--line);
}

.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-item h3 {
  margin: 0;
}

.faq-item button {
  display: grid;
  width: 100%;
  min-height: 76px;
  align-items: center;
  padding: 18px 0;
  color: var(--ink);
  border: 0;
  background: none;
  grid-template-columns: 1fr 34px;
  gap: 20px;
  font-size: 1.03rem;
  font-weight: 650;
  text-align: left;
}

.faq-item button i {
  position: relative;
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: border-color 180ms ease, background 180ms ease;
}

.faq-item button i::before,
.faq-item button i::after {
  position: absolute;
  width: 11px;
  height: 1px;
  background: currentColor;
  content: "";
  transition: transform 180ms ease;
}

.faq-item button i::after {
  transform: rotate(90deg);
}

.faq-item button[aria-expanded="true"] i {
  color: #fff;
  border-color: var(--blue-600);
  background: var(--blue-600);
}

.faq-item button[aria-expanded="true"] i::after {
  transform: rotate(0);
}

.faq-answer {
  padding: 0 58px 24px 0;
}

.faq-answer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.85;
}

.faq-visual {
  position: sticky;
  top: calc(var(--header-height) + 28px);
  aspect-ratio: 4 / 5;
  min-height: 580px;
}

/* Consultation */
.consult {
  min-height: 920px;
  padding: 128px 0;
  color: var(--text-dark);
  background: var(--navy-950);
}

.consult-media,
.consult-overlay {
  position: absolute;
  inset: 0;
}

.consult-media img {
  object-position: center;
}

.consult-overlay {
  background:
    linear-gradient(90deg, rgba(4, 17, 31, 0.96), rgba(4, 17, 31, 0.71) 54%, rgba(4, 17, 31, 0.58)),
    linear-gradient(0deg, rgba(4, 17, 31, 0.58), transparent);
}

.consult-layout {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(300px, 0.78fr) minmax(500px, 1.22fr);
  align-items: center;
  gap: 88px;
}

.consult-copy h2 {
  max-width: 520px;
  margin-bottom: 22px;
  color: #fff;
}

.consult-copy > p:not(.eyebrow) {
  max-width: 490px;
  margin: 0;
  color: var(--muted-dark);
  font-size: 1.05rem;
}

.contact-card {
  display: grid;
  max-width: 360px;
  margin-top: 42px;
  padding: 22px 24px;
  border: 1px solid var(--line-dark);
  border-radius: 14px;
  background: rgba(7, 26, 45, 0.72);
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 8px 14px;
  backdrop-filter: blur(12px);
}

.contact-card span {
  grid-column: 1 / -1;
  color: var(--cyan-400);
  font-size: 0.73rem;
  letter-spacing: 0.12em;
}

.contact-card a {
  color: #fff;
  font-size: 1.3rem;
  font-weight: 650;
  letter-spacing: 0.02em;
}

.contact-card button {
  min-width: 44px;
  min-height: 44px;
  padding: 7px 12px;
  color: var(--text-dark);
  border: 1px solid var(--line-dark);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.75rem;
}

.consult-copy address {
  margin-top: 26px;
  color: var(--muted-dark);
  font-size: 0.84rem;
  font-style: normal;
  line-height: 1.8;
}

.consult-form {
  padding: 40px;
  color: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.27);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.form-row {
  margin-bottom: 20px;
}

.form-row label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.88rem;
  font-weight: 650;
}

.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  color: var(--ink);
  border: 1px solid #cbd8e1;
  border-radius: 9px;
  background: #fff;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

.form-row textarea {
  min-height: 118px;
  resize: vertical;
}

.form-row input::placeholder,
.form-row textarea::placeholder {
  color: #6b7d8c;
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--blue-600);
  box-shadow: 0 0 0 3px rgba(20, 88, 196, 0.12);
}

.form-row [aria-invalid="true"] {
  border-color: var(--error);
  box-shadow: 0 0 0 3px rgba(180, 58, 58, 0.08);
}

.form-row [aria-invalid="true"]:focus-visible {
  outline: 2px solid var(--blue-600);
  outline-offset: 2px;
}

.field-error {
  display: block;
  min-height: 18px;
  margin-top: 5px;
  color: var(--error);
  font-size: 0.76rem;
  line-height: 1.45;
}

.consent {
  display: grid;
  align-items: start;
  margin-top: -2px;
  grid-template-columns: 20px 1fr;
  gap: 10px;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.65;
}

.consent input {
  width: 18px;
  height: 18px;
  margin: 3px 0 0;
  accent-color: var(--blue-600);
}

.inline-policy {
  display: inline-flex;
  align-items: center;
  min-width: 44px;
  min-height: 44px;
  margin-block: -8px;
  padding: 8px 2px;
  color: var(--blue-600);
  border: 0;
  background: none;
  font: inherit;
  font-weight: 650;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.consent-error {
  margin: 4px 0 14px 30px;
}

.button-submit {
  display: inline-flex;
  width: 100%;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 13px 20px;
  color: #fff;
  border: 0;
  border-radius: 10px;
  background: var(--blue-600);
  box-shadow: 0 12px 30px rgba(20, 88, 196, 0.24);
  font-weight: 650;
  transition: transform 160ms ease, background 160ms ease;
}

.button-submit:hover {
  background: #0f489f;
  transform: translateY(-1px);
}

.form-note {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.6;
  text-align: center;
}

/* Footer */
.site-footer {
  padding: 72px 0 22px;
  color: var(--muted-dark);
  background: #020b14;
}

.footer-top {
  display: grid;
  padding-bottom: 56px;
  grid-template-columns: 1fr 1.35fr;
  gap: 80px;
}

.footer-brand {
  color: #fff;
}

.footer-top > div:first-child > p {
  margin: 20px 0 0;
  font-size: 0.84rem;
}

.footer-top > div:first-child > p + p {
  margin-top: 2px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 34px;
}

.footer-links h2 {
  margin: 0 0 18px;
  color: var(--text-dark);
  font-size: 0.84rem;
  letter-spacing: 0;
}

.footer-links a {
  display: block;
  min-height: 34px;
  color: var(--muted-dark);
  font-size: 0.78rem;
  transition: color 160ms ease;
}

.footer-links a:hover,
.footer-bottom a:hover {
  color: var(--cyan-400);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid rgba(167, 203, 224, 0.12);
  font-size: 0.72rem;
}

.footer-bottom p {
  margin: 0;
}

.footer-bottom div {
  display: flex;
  gap: 24px;
}

.footer-disclaimer {
  margin-top: 18px;
  color: rgba(169, 188, 201, 0.72);
  font-size: 0.72rem;
}

/* Status and motion */
.toast {
  position: fixed;
  z-index: 300;
  right: 24px;
  bottom: 24px;
  max-width: min(380px, calc(100% - 40px));
  padding: 14px 18px;
  color: var(--text-dark);
  border: 1px solid var(--line-dark);
  border-radius: 11px;
  background: rgba(4, 17, 31, 0.94);
  box-shadow: 0 18px 52px rgba(0, 0, 0, 0.28);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: none;
}

.js .reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 420ms cubic-bezier(0.2, 0.8, 0.2, 1), transform 420ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

.footer-link-button {
  min-width: 44px;
  min-height: 44px;
  padding: 0;
  color: var(--muted-dark);
  border: 0;
  background: none;
  font-size: inherit;
}

.footer-link-button:hover {
  color: var(--cyan-400);
}

.site-dialog {
  width: min(600px, calc(100% - 32px));
  max-height: min(82svh, 760px);
  padding: 32px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
  box-shadow: 0 30px 100px rgba(0, 0, 0, 0.35);
  overflow-y: auto;
  overscroll-behavior: contain;
}

.site-dialog::backdrop {
  background: rgba(2, 11, 20, 0.76);
  backdrop-filter: blur(6px);
}

.dialog-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.dialog-head .eyebrow {
  margin-bottom: 8px;
}

.dialog-head h2 {
  margin: 0;
  font-size: 1.75rem;
}

.dialog-close {
  display: grid;
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  place-items: center;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--paper);
  font-size: 1.4rem;
  line-height: 1;
}

.dialog-body {
  padding: 12px 0 4px;
}

.dialog-body p,
.dialog-intro {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.85;
}

.button-dialog {
  margin-top: 24px;
  color: #fff;
  background: var(--blue-600);
}

.principle-grid,
.topic-grid {
  display: grid;
  margin-top: 24px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.principle-grid article,
.topic-grid section {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
}

.principle-grid h3,
.topic-grid h3 {
  margin-bottom: 8px;
  font-size: 0.96rem;
}

.principle-grid p,
.topic-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.75;
}

.consult-summary {
  max-height: 280px;
  margin: 22px 0 0;
  padding: 18px;
  overflow: auto;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--paper);
  font-family: inherit;
  font-size: 0.88rem;
  line-height: 1.8;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.dialog-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.button-copy-summary {
  color: #fff;
  border: 0;
  background: var(--blue-600);
}

.button-call {
  color: var(--blue-600);
  border-color: var(--blue-600);
  background: transparent;
}

@media (max-width: 1180px) {
  .site-nav { gap: 14px; }
  .brand-note { display: none; }
  .advantage-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .process-list { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px 0; }
  .process-list::before { display: none; }
  .process-step { border-right: 1px solid var(--line); }
  .process-step:nth-child(3n) { border-right: 0; }
}

@media (max-width: 1023px) {
  :root { --header-height: 68px; }
  .container { width: min(calc(100% - 48px), 960px); }
  .floor { padding: 88px 0; }
  .nav-shell { width: min(calc(100% - 32px), 960px); grid-template-columns: 1fr auto; }
  .menu-toggle { position: relative; display: inline-flex; justify-self: end; }
  .nav-cta { display: none; }
  .site-nav {
    position: fixed;
    z-index: 3;
    top: var(--header-height);
    right: 0;
    display: flex;
    width: min(88vw, 360px);
    height: calc(100svh - var(--header-height));
    padding: 22px 24px 38px;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    overflow-y: auto;
    background: rgba(4, 17, 31, 0.98);
    border-left: 1px solid var(--line-dark);
    box-shadow: -24px 0 60px rgba(0, 0, 0, 0.24);
    transform: translateX(105%);
    visibility: hidden;
    transition: transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1), visibility 220ms;
  }
  .site-nav.is-open { transform: none; visibility: visible; }
  .site-nav a { justify-content: start; min-height: 56px; border-bottom: 1px solid var(--line-dark); font-size: 1rem; }
  .site-nav a::after { display: none; }
  .menu-scrim {
    position: fixed;
    z-index: 2;
    inset: var(--header-height) 0 0;
    width: 100%;
    height: calc(100svh - var(--header-height));
    padding: 0;
    border: 0;
    background: rgba(2, 11, 20, 0.62);
  }
  .site-header.menu-visible .menu-scrim { display: block; }
  .mobile-consult-link { display: grid; color: var(--cyan-400) !important; }
  .menu-toggle { z-index: 4; }
  .heading-grid { grid-template-columns: 1fr; gap: 20px; }
  .services-layout { grid-template-columns: 0.72fr 1.28fr; gap: 28px; }
  .service-list { grid-template-columns: 1fr; }
  .section-visual.tall { min-height: 0; }
  .process-intro { grid-template-columns: 1fr; gap: 36px; }
  .standards { padding: 100px 0; }
  .standards-inner { grid-template-columns: 1fr; gap: 52px; }
  .standards-copy { max-width: 620px; }
  .about-layout { grid-template-columns: 0.86fr 1.14fr; gap: 44px; }
  .about-visual { min-height: 0; }
  .company-facts { grid-template-columns: 1fr; }
  .company-facts div { display: grid; padding: 14px 0; border-right: 0; border-bottom: 1px solid var(--line); grid-template-columns: 110px 1fr; align-items: center; }
  .company-facts div:last-child { border-bottom: 0; }
  .company-facts dt { margin-bottom: 0; }
  .faq-layout { gap: 40px; }
  .faq-visual { min-height: 0; }
  .consult { padding: 100px 0; }
  .consult-layout { grid-template-columns: 0.75fr 1.25fr; gap: 40px; }
  .consult-form { padding: 30px; }
}

@media (max-width: 767px) {
  .container { width: min(calc(100% - 40px), 640px); }
  .floor { padding: 72px 0; }
  h2 { font-size: clamp(1.9rem, 9vw, 2.5rem); }
  .section-heading > p:not(.eyebrow) { font-size: 1rem; line-height: 1.8; }
  .hero { min-height: 760px; padding-top: calc(var(--header-height) + 82px); padding-bottom: 80px; }
  .hero-media img { object-position: 68% 42%; }
  .hero-shade { background: linear-gradient(90deg, rgba(4, 17, 31, 0.98) 0%, rgba(4, 17, 31, 0.8) 70%, rgba(4, 17, 31, 0.65)), linear-gradient(0deg, rgba(4, 17, 31, 0.85), transparent 50%); }
  .hero-grid { background-size: 48px 48px; opacity: 0.1; }
  .hero h1 { font-size: clamp(2.65rem, 13vw, 3.7rem); line-height: 1.11; }
  .hero-copy { font-size: 1rem; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .trust-line { display: grid; grid-template-columns: repeat(2, 1fr); margin-top: 38px; gap: 12px; }
  .scroll-cue { display: none; }
  .heading-grid { margin-bottom: 40px; }
  .services-layout { grid-template-columns: 1fr; }
  .section-visual.tall { position: relative; top: auto; aspect-ratio: 16 / 11; min-height: 0; }
  .section-visual figcaption { right: 14px; bottom: 14px; left: 14px; padding: 14px; }
  .section-visual figcaption strong { max-width: 190px; font-size: 0.82rem; }
  .service-list { grid-template-columns: 1fr; margin-top: 10px; }
  .service-card { min-height: 205px; padding: 24px; }
  .advantage-grid { grid-template-columns: 1fr; }
  .advantage-card { min-height: auto; }
  .process-intro { margin-bottom: 42px; }
  .section-visual.wide { aspect-ratio: 16 / 10; min-height: 0; }
  .process-list { grid-template-columns: 1fr; gap: 0; }
  .process-step { display: grid; padding: 22px 0; border-right: 0; border-bottom: 1px solid var(--line); grid-template-columns: 48px 1fr; gap: 18px; text-align: left; }
  .process-step > span { margin: 2px 0 0; }
  .process-step:last-child { border-bottom: 0; }
  .section-note { text-align: left; }
  .standards { min-height: auto; padding: 84px 0; }
  .standards-media::after { background: rgba(4, 17, 31, 0.88); }
  .standards-inner { gap: 42px; }
  .deliverable-stack { grid-template-columns: 1fr; }
  .deliverable-card { min-height: auto; padding: 24px; }
  .about-layout { grid-template-columns: 1fr; }
  .about-visual { aspect-ratio: 16 / 11; min-height: 0; }
  .stats div { grid-template-columns: 100px 1fr; }
  .faq-layout { grid-template-columns: 1fr; }
  .faq-main { display: contents; }
  .faq-main .section-heading { order: 1; }
  .faq-visual { position: relative; top: auto; order: 2; aspect-ratio: 16 / 11; min-height: 0; }
  .accordion { order: 3; }
  .faq-main > .text-link { order: 4; }
  .faq-answer { padding-right: 0; }
  .consult { min-height: auto; padding: 84px 0; }
  .consult-layout { grid-template-columns: 1fr; gap: 44px; }
  .consult-form { padding: 26px 22px; }
  .form-grid { grid-template-columns: 1fr; gap: 0; }
  .footer-top { grid-template-columns: 1fr; gap: 42px; }
  .footer-links { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
}

@media (max-width: 480px) {
  .brand-logo { height: 34px; max-width: 150px; }
  .footer-brand .brand-logo { height: 52px; max-width: 180px; }
  .container { width: calc(100% - 32px); }
  .nav-shell { width: calc(100% - 24px); }
  .brand-mark { width: 32px; height: 32px; }
  .hero { min-height: 720px; }
  .hero h1 { font-size: 2.55rem; }
  .hero-lead { font-size: 1.08rem; }
  .trust-line { grid-template-columns: 1fr 1fr; font-size: 0.8rem; }
  .service-card { min-height: 196px; }
  .company-facts div { grid-template-columns: 90px 1fr; }
  .contact-card { grid-template-columns: 1fr; }
  .contact-card button { justify-self: start; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-bottom { align-items: flex-start; flex-direction: column; gap: 12px; }
  .principle-grid, .topic-grid { grid-template-columns: 1fr; }
  .toast { right: 16px; bottom: 16px; }
  .site-dialog { padding: 22px; border-radius: 16px; }
}

@media (max-width: 360px) {
  .section-visual figcaption {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }
  .section-visual figcaption strong { max-width: none; text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
}