/* ==========================================================================
   JH Infotech — shared stylesheet
   Dependency-free. System fonts only. No external assets.
   ========================================================================== */

:root {
  --ink: #0b1020;
  --ink-2: #131a33;
  --ink-3: #1d2546;
  --paper: #faf6ef;
  --paper-2: #f1eadb;
  --paper-3: #e7dfcc;
  --mint: #4ff0c0;
  --mint-soft: #a9f7df;
  --mint-ink: #0a6e53;
  --coral: #ff7a5c;
  --coral-ink: #b8371c;
  --text: #141828;
  --muted: #5a6075;
  --muted-on-ink: #b9bfd6;
  --line: rgba(20, 24, 40, 0.14);
  --line-on-ink: rgba(255, 255, 255, 0.14);

  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", "Hoefler Text", Georgia, "Times New Roman", serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;

  --step--1: clamp(0.86rem, 0.82rem + 0.2vw, 0.95rem);
  --step-0: clamp(1rem, 0.96rem + 0.25vw, 1.125rem);
  --step-1: clamp(1.2rem, 1.1rem + 0.5vw, 1.45rem);
  --step-2: clamp(1.5rem, 1.3rem + 1vw, 2.1rem);
  --step-3: clamp(2rem, 1.6rem + 2vw, 3rem);
  --step-4: clamp(2.6rem, 1.9rem + 3.6vw, 4.6rem);
  --step-5: clamp(3.1rem, 2rem + 5.5vw, 6.4rem);

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: clamp(4.5rem, 4rem + 4vw, 8rem);

  --wrap: 1200px;
  --gutter: clamp(1.25rem, 4vw, 3rem);
  --radius: 14px;
  --radius-lg: 24px;
  --header-h: 72px;
}

/* --------------------------------------------------------------------------
   Reset & base
   -------------------------------------------------------------------------- */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 1rem);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
}

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

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0 0 0.5em;
  text-wrap: balance;
}

h1 {
  font-size: var(--step-5);
  line-height: 1;
  letter-spacing: -0.03em;
}

h2 {
  font-size: var(--step-4);
  letter-spacing: -0.025em;
}

h3 {
  font-size: var(--step-2);
}

h4 {
  font-size: var(--step-1);
}

p,
ul,
ol,
dl {
  margin: 0 0 1em;
}

p:last-child,
ul:last-child,
ol:last-child {
  margin-bottom: 0;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
}

a:hover {
  text-decoration-thickness: 2px;
}

em {
  font-style: italic;
}

strong {
  font-weight: 650;
}

code {
  font-family: var(--font-mono);
  font-size: 0.92em;
}

:focus-visible {
  outline: 3px solid var(--coral);
  outline-offset: 3px;
  border-radius: 4px;
}

.on-mint :focus-visible,
.btn--primary:focus-visible {
  outline-color: var(--ink);
}

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

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   Layout helpers
   -------------------------------------------------------------------------- */

.wrap {
  width: min(100% - var(--gutter) * 2, var(--wrap));
  margin-inline: auto;
}

.section {
  padding-block: var(--space-6);
}

.section--tight {
  padding-block: var(--space-5);
}

.section--ink {
  background: var(--ink);
  color: #fff;
}

.section--ink .muted {
  color: var(--muted-on-ink);
}

.section--paper-2 {
  background: var(--paper-2);
}

.section--mint {
  background: var(--mint);
  color: var(--ink);
}

.muted {
  color: var(--muted);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint-ink);
  margin: 0 0 1.25rem;
}

.eyebrow::before {
  content: "";
  width: 1.75rem;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
}

.section--ink .eyebrow,
.hero .eyebrow {
  color: var(--mint);
}

.lede {
  font-size: var(--step-1);
  line-height: 1.45;
  max-width: 36em;
  text-wrap: pretty;
}

.measure {
  max-width: 62ch;
  text-wrap: pretty;
}

.accent {
  color: var(--mint-ink);
}

.section--ink .accent,
.hero .accent {
  color: var(--mint);
}

.accent--coral {
  color: var(--coral-ink);
}

.section--ink .accent--coral,
.hero .accent--coral {
  color: var(--coral);
}

.flow > * + * {
  margin-top: var(--space-3);
}

/* Editorial two-column with offset */
.split {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-4) var(--space-5);
  align-items: start;
}

.split--rev {
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
}

.split > .split__aside {
  position: sticky;
  top: calc(var(--header-h) + 1.5rem);
}

@media (max-width: 860px) {
  .split,
  .split--rev {
    grid-template-columns: 1fr;
  }

  .split > .split__aside {
    position: static;
  }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 1.4rem;
  border-radius: 999px;
  font: inherit;
  font-weight: 600;
  line-height: 1.1;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

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

.btn--primary {
  background: var(--mint);
  color: var(--ink);
  border-color: var(--mint);
}

.btn--primary:hover {
  background: var(--mint-soft);
  border-color: var(--mint-soft);
}

.btn--ghost {
  background: transparent;
  color: inherit;
  border-color: currentColor;
}

.btn--ghost:hover {
  background: rgba(255, 255, 255, 0.08);
}

.section--paper-2 .btn--ghost:hover,
.section--light .btn--ghost:hover,
.on-paper .btn--ghost:hover {
  background: rgba(20, 24, 40, 0.06);
}

.btn--ink {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.btn--ink:hover {
  background: var(--ink-3);
  border-color: var(--ink-3);
}

.btn svg {
  width: 1.05em;
  height: 1.05em;
  flex: none;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  align-items: center;
}

.text-link {
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--mint-ink);
  text-decoration-thickness: 2px;
}

.section--ink .text-link {
  text-decoration-color: var(--mint);
}

/* --------------------------------------------------------------------------
   Skip link & header
   -------------------------------------------------------------------------- */

.skip-link {
  position: absolute;
  top: 0;
  left: 0;
  transform: translateY(-120%);
  padding: 0.75rem 1.25rem;
  background: var(--coral);
  color: var(--ink);
  font-weight: 700;
  border-radius: 0 0 var(--radius) 0;
  z-index: 100;
  text-decoration: none;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 16, 32, 0.92);
  color: #fff;
  border-bottom: 1px solid var(--line-on-ink);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
  transition: box-shadow 200ms ease;
}

.site-header.is-scrolled {
  box-shadow: 0 10px 30px -18px rgba(0, 0, 0, 0.6);
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.04em;
  font-size: 1rem;
}

.brand:hover {
  text-decoration: none;
}

.brand__mark {
  width: 34px;
  height: 34px;
  flex: none;
}

.brand__name {
  font-family: var(--font-body);
  text-transform: uppercase;
}

.brand__name span {
  color: var(--mint);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.6rem;
  padding: 0.6rem 0.9rem;
  background: transparent;
  color: #fff;
  border: 1px solid var(--line-on-ink);
  border-radius: 999px;
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.nav-toggle__icon {
  position: relative;
  width: 18px;
  height: 12px;
  display: inline-block;
}

.nav-toggle__icon::before,
.nav-toggle__icon::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 200ms ease, top 200ms ease;
}

.nav-toggle__icon::before {
  top: 0;
}

.nav-toggle__icon::after {
  top: 10px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon::before {
  top: 5px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon::after {
  top: 5px;
  transform: rotate(-45deg);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__link {
  display: inline-block;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  text-decoration: none;
  color: var(--muted-on-ink);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 150ms ease, background-color 150ms ease;
}

.site-nav__link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  text-decoration: none;
}

.site-nav__link[aria-current="page"] {
  color: #fff;
  position: relative;
}

.site-nav__link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0.85rem;
  right: 0.85rem;
  bottom: 0.3rem;
  height: 2px;
  background: var(--mint);
  border-radius: 2px;
}

.site-nav__cta {
  margin-left: 0.75rem;
  padding: 0.6rem 1.1rem;
  font-size: 0.92rem;
}

@media (max-width: 860px) {
  /* Without JS the nav simply stacks under the brand; with JS it becomes a toggled panel. */
  .site-header__bar {
    flex-wrap: wrap;
  }

  .js .site-header__bar {
    flex-wrap: nowrap;
  }

  .nav-toggle {
    display: none;
  }

  .js .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    display: block;
    flex-basis: 100%;
    padding-bottom: 1rem;
  }

  .js .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    padding: 0.75rem var(--gutter) 1.5rem;
    background: var(--ink);
    border-bottom: 1px solid var(--line-on-ink);
    box-shadow: 0 30px 50px -30px rgba(0, 0, 0, 0.7);
  }

  .js .site-header.is-open .site-nav {
    display: block;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .site-nav__link {
    display: block;
    padding: 0.9rem 0.5rem;
    font-size: 1.15rem;
    border-radius: 0;
    border-bottom: 1px solid var(--line-on-ink);
  }

  .site-nav__link[aria-current="page"]::after {
    left: 0.5rem;
    right: auto;
    width: 2rem;
    bottom: 0.55rem;
  }

  .site-nav__cta {
    margin: 1rem 0.5rem 0;
    justify-content: center;
    width: calc(100% - 1rem);
  }
}

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */

.hero {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: #fff;
  padding-block: clamp(4rem, 3rem + 5vw, 7.5rem) clamp(3rem, 2rem + 4vw, 6rem);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 50% at 85% 10%, rgba(79, 240, 192, 0.14), transparent 70%),
    radial-gradient(40% 40% at 10% 90%, rgba(255, 122, 92, 0.10), transparent 70%);
  pointer-events: none;
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-4) var(--space-5);
  align-items: center;
}

.hero__title {
  margin-bottom: 1.25rem;
}

.hero__title .accent {
  font-style: italic;
}

.hero__lede {
  color: var(--muted-on-ink);
  margin-bottom: 2rem;
}

.hero__art {
  position: relative;
  justify-self: end;
  width: min(100%, 460px);
  aspect-ratio: 1;
}

.hero__art svg {
  width: 100%;
  height: 100%;
}

.hero__strip {
  position: relative;
  margin-top: clamp(3rem, 2rem + 4vw, 5rem);
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-on-ink);
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 2rem;
  align-items: baseline;
}

.hero__strip-label {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint);
  margin: 0;
}

.hero__strip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
  font-family: var(--font-display);
  font-size: var(--step-1);
  color: var(--muted-on-ink);
}

.hero__strip-list a {
  text-decoration: none;
  color: inherit;
  transition: color 150ms ease;
}

.hero__strip-list a:hover {
  color: #fff;
  text-decoration: underline;
  text-decoration-color: var(--mint);
}

@media (max-width: 860px) {
  .hero__grid {
    grid-template-columns: 1fr;
  }

  .hero__art {
    justify-self: start;
    width: min(100%, 340px);
    order: -1;
  }
}

/* Compact hero for inner pages */
.hero--inner {
  padding-block: clamp(3rem, 2rem + 4vw, 5.5rem);
}

.hero--inner .hero__grid {
  grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
  align-items: end;
}

.hero--inner h1 {
  font-size: var(--step-4);
}

.hero__aside {
  color: var(--muted-on-ink);
  border-left: 2px solid var(--mint);
  padding-left: 1.25rem;
  font-size: var(--step-0);
  max-width: 28em;
}

@media (max-width: 860px) {
  .hero--inner .hero__grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Problem / editorial statement
   -------------------------------------------------------------------------- */

.statement {
  font-family: var(--font-display);
  font-size: var(--step-3);
  line-height: 1.15;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.statement .accent {
  font-style: italic;
}

.problem-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 1.25rem;
}

.problem-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
}

.problem-list__num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--coral-ink);
  padding-top: 0.35em;
  letter-spacing: 0.08em;
}

.problem-list h3 {
  font-size: var(--step-1);
  margin-bottom: 0.3em;
}

.problem-list p {
  color: var(--muted);
}

/* --------------------------------------------------------------------------
   Services (home) — asymmetric mosaic
   -------------------------------------------------------------------------- */

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-3) var(--space-5);
  align-items: end;
  margin-bottom: var(--space-4);
}

.section-head h2 {
  margin-bottom: 0;
}

.section-head p {
  color: var(--muted);
  max-width: 36em;
}

.section--ink .section-head p {
  color: var(--muted-on-ink);
}

@media (max-width: 860px) {
  .section-head {
    grid-template-columns: 1fr;
  }
}

.mosaic {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  grid-auto-rows: minmax(160px, auto);
  gap: 1.25rem;
}

.svc {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: clamp(1.5rem, 1.2rem + 1.5vw, 2.25rem);
  border-radius: var(--radius-lg);
  background: var(--paper);
  border: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.svc:hover {
  text-decoration: none;
  transform: translateY(-2px);
  border-color: rgba(20, 24, 40, 0.3);
  box-shadow: 0 20px 40px -30px rgba(11, 16, 32, 0.4);
}

.svc__num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  color: var(--mint-ink);
  margin-bottom: auto;
  padding-bottom: 1.5rem;
}

.svc h3 {
  margin-bottom: 0.4em;
}

.svc p {
  color: var(--muted);
  text-wrap: pretty;
}

.svc__more {
  margin-top: 1.25rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--mint-ink);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.svc__more svg {
  width: 1em;
  height: 1em;
  transition: transform 180ms ease;
}

.svc:hover .svc__more svg {
  transform: translateX(3px);
}

.svc--lead {
  grid-column: span 4;
  grid-row: span 2;
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
  justify-content: flex-end;
  min-height: 380px;
}

.svc--lead .svc__num,
.svc--lead .svc__more {
  color: var(--mint);
}

.svc--lead p {
  color: var(--muted-on-ink);
}

.svc--lead h3 {
  font-size: var(--step-3);
  max-width: 14em;
}

.svc--lead ul {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.svc--lead li {
  font-size: 0.85rem;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--line-on-ink);
  border-radius: 999px;
  color: var(--muted-on-ink);
}

.svc--ai {
  grid-column: span 2;
  background: var(--mint);
  border-color: var(--mint);
  color: var(--ink);
}

.svc--ai .svc__num,
.svc--ai .svc__more {
  color: var(--ink);
}

.svc--ai p {
  color: rgba(11, 16, 32, 0.78);
}

.svc--android {
  grid-column: span 2;
}

.svc--android::before {
  content: "";
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--coral);
}

.svc--servers {
  grid-column: span 3;
  background: var(--paper-3);
  border-color: var(--paper-3);
}

.svc--support {
  grid-column: span 3;
}

@media (max-width: 1000px) {
  .svc--lead {
    grid-column: span 6;
    grid-row: span 1;
    min-height: 320px;
  }

  .svc--ai,
  .svc--android {
    grid-column: span 3;
  }
}

@media (max-width: 640px) {
  .mosaic {
    grid-auto-rows: auto;
  }

  .svc,
  .svc--ai,
  .svc--android,
  .svc--servers,
  .svc--support {
    grid-column: span 6;
  }

  .svc--lead {
    min-height: 0;
  }
}

/* --------------------------------------------------------------------------
   Diagram: need -> software -> operations
   -------------------------------------------------------------------------- */

.diagram {
  margin-top: var(--space-4);
  padding: clamp(1rem, 0.5rem + 2vw, 2.5rem);
  border: 1px solid var(--line-on-ink);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(var(--line-on-ink) 1px, transparent 1px) 0 0 / 100% 48px,
    linear-gradient(90deg, var(--line-on-ink) 1px, transparent 1px) 0 0 / 48px 100%,
    var(--ink-2);
}

.diagram svg {
  width: 100%;
  height: auto;
  font-family: var(--font-body);
}

@media (max-width: 560px) {
  /* Keep the labels legible on small phones: scroll sideways rather than shrink. */
  .diagram {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .diagram svg {
    min-width: 680px;
  }
}

.diagram .d-node {
  fill: var(--ink);
  stroke: var(--mint);
  stroke-width: 1.5;
}

.diagram .d-node--mid {
  fill: var(--mint);
  stroke: var(--mint);
}

.diagram .d-node--end {
  fill: var(--ink);
  stroke: var(--coral);
}

.diagram .d-title {
  font-family: var(--font-display);
  font-size: 26px;
  fill: #fff;
  letter-spacing: -0.01em;
}

.diagram .d-title--on-mint {
  fill: var(--ink);
}

.diagram .d-sub {
  font-size: 13px;
  fill: var(--muted-on-ink);
}

.diagram .d-sub--on-mint {
  fill: rgba(11, 16, 32, 0.75);
}

.diagram .d-tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  fill: var(--mint);
}

.diagram .d-tag--coral {
  fill: var(--coral);
}

.diagram .d-link {
  fill: none;
  stroke: var(--mint-soft);
  stroke-width: 2;
  stroke-dasharray: 6 8;
  stroke-linecap: round;
  opacity: 0.9;
}

.diagram .d-link--coral {
  stroke: var(--coral);
}

.diagram .d-arrow {
  fill: var(--mint-soft);
}

.diagram .d-arrow--coral {
  fill: var(--coral);
}

.diagram .d-pill {
  fill: var(--ink-3);
  stroke: var(--line-on-ink);
}

.diagram .d-pill-text {
  font-size: 12px;
  fill: #fff;
}

.diagram .d-loop {
  fill: none;
  stroke: var(--muted-on-ink);
  stroke-width: 1.5;
  stroke-dasharray: 2 6;
  stroke-linecap: round;
  opacity: 0.7;
}

.diagram-legend {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.diagram-legend h3 {
  font-size: var(--step-1);
  margin-bottom: 0.3em;
}

.diagram-legend p {
  color: var(--muted-on-ink);
  font-size: var(--step--1);
}

@media (max-width: 760px) {
  .diagram-legend {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Approach steps
   -------------------------------------------------------------------------- */

.steps {
  list-style: none;
  counter-reset: step;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.5rem;
  position: relative;
}

.steps::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 1.1rem;
  height: 1px;
  background: var(--line);
}

.steps li {
  counter-increment: step;
  position: relative;
  padding-top: 3rem;
}

.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: 0;
  left: 0;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  color: var(--mint-ink);
  background: var(--paper);
  padding-right: 0.75rem;
  line-height: 2.2rem;
}

.steps li::after {
  content: "";
  position: absolute;
  top: 0.78rem;
  left: 3.2rem;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--coral);
}

.steps h3 {
  font-size: var(--step-1);
  margin-bottom: 0.35em;
}

.steps p {
  color: var(--muted);
  font-size: var(--step--1);
}

@media (max-width: 900px) {
  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .steps::before {
    display: none;
  }

  .steps li {
    padding-top: 2.6rem;
  }
}

@media (max-width: 520px) {
  .steps {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   CTA band
   -------------------------------------------------------------------------- */

.cta-band {
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: var(--space-3) var(--space-5);
  align-items: center;
}

.cta-band h2 {
  margin-bottom: 0.3em;
}

.cta-band p {
  color: rgba(11, 16, 32, 0.78);
  max-width: 34em;
}

.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  justify-content: flex-end;
}

.cta-band__email {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--ink);
}

@media (max-width: 860px) {
  .cta-band {
    grid-template-columns: 1fr;
  }

  .cta-band__actions {
    justify-content: flex-start;
  }
}

/* --------------------------------------------------------------------------
   Services page — detail sections
   -------------------------------------------------------------------------- */

.jump {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.jump a {
  display: inline-block;
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--line-on-ink);
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.9rem;
  color: var(--muted-on-ink);
  transition: color 150ms ease, border-color 150ms ease;
}

.jump a:hover {
  color: #fff;
  border-color: var(--mint);
}

.service-detail {
  padding-block: var(--space-5);
  border-top: 1px solid var(--line);
}

.service-detail:first-of-type {
  border-top: 0;
}

.service-detail__grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-3) var(--space-5);
}

.service-detail--rev .service-detail__grid {
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
}

.service-detail--rev .service-detail__head {
  order: 2;
}

.service-detail__index {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--coral-ink);
  margin-bottom: 1rem;
  display: block;
}

.service-detail h2 {
  font-size: var(--step-3);
}

.service-detail__head p {
  color: var(--muted);
  font-size: var(--step-1);
  line-height: 1.45;
  max-width: 24em;
}

.service-detail__body {
  display: grid;
  gap: 1.75rem;
}

.service-detail__body > p {
  max-width: 60ch;
  text-wrap: pretty;
}

.detail-cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem;
}

.detail-cols h3 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint-ink);
  margin-bottom: 0.75rem;
}

.detail-cols ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.detail-cols li {
  position: relative;
  padding: 0.55rem 0 0.55rem 1.25rem;
  border-top: 1px solid var(--line);
  font-size: var(--step--1);
}

.detail-cols li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05rem;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--mint-ink);
}

.detail-cols--fit li::before {
  background: var(--coral);
  border-radius: 1px;
}

@media (max-width: 860px) {
  .service-detail__grid,
  .service-detail--rev .service-detail__grid {
    grid-template-columns: 1fr;
  }

  .service-detail--rev .service-detail__head {
    order: 0;
  }
}

@media (max-width: 560px) {
  .detail-cols {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   FAQ (native details/summary)
   -------------------------------------------------------------------------- */

.faq {
  max-width: 48rem;
}

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

.faq details:last-of-type {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.2rem 0;
  font-family: var(--font-display);
  font-size: var(--step-1);
  line-height: 1.25;
}

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

.faq summary::after {
  content: "";
  flex: none;
  width: 0.75rem;
  height: 0.75rem;
  border-right: 2px solid var(--mint-ink);
  border-bottom: 2px solid var(--mint-ink);
  transform: rotate(45deg);
  transition: transform 200ms ease;
  margin-right: 0.25rem;
}

.faq details[open] summary::after {
  transform: rotate(-135deg);
}

.faq summary:hover {
  color: var(--mint-ink);
}

.faq details > div {
  padding: 0 0 1.4rem;
  color: var(--muted);
  max-width: 60ch;
}

/* --------------------------------------------------------------------------
   About page
   -------------------------------------------------------------------------- */

.principles {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.5rem 2.5rem;
}

.principles li {
  padding-top: 1.25rem;
  border-top: 2px solid var(--ink);
}

.principles li:nth-child(even) {
  border-top-color: var(--coral);
}

.principles h3 {
  font-size: var(--step-1);
  margin-bottom: 0.35em;
}

.principles p {
  color: var(--muted);
  font-size: var(--step--1);
}

@media (max-width: 640px) {
  .principles {
    grid-template-columns: 1fr;
  }
}

.fact-list {
  margin: 0;
  display: grid;
  gap: 1rem;
}

.fact-list div {
  display: grid;
  grid-template-columns: 9rem 1fr;
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.fact-list dt {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--mint-ink);
  padding-top: 0.3em;
}

.fact-list dd {
  margin: 0;
}

@media (max-width: 520px) {
  .fact-list div {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

/* --------------------------------------------------------------------------
   Contact page & form
   -------------------------------------------------------------------------- */

.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--space-4) var(--space-5);
  align-items: start;
}

@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

.contact-card {
  padding: clamp(1.5rem, 1rem + 2vw, 2.5rem);
  border-radius: var(--radius-lg);
  background: var(--ink);
  color: #fff;
}

.contact-card h2 {
  font-size: var(--step-2);
}

.contact-card p {
  color: var(--muted-on-ink);
}

.contact-card .email-link {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--step-1);
  color: var(--mint);
  word-break: break-all;
  margin: 0.5rem 0 1.5rem;
}

.contact-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.contact-card li {
  padding: 0.6rem 0;
  border-top: 1px solid var(--line-on-ink);
  color: var(--muted-on-ink);
  font-size: var(--step--1);
}

.form {
  display: grid;
  gap: 1.4rem;
  padding: clamp(1.5rem, 1rem + 2vw, 2.5rem);
  border-radius: var(--radius-lg);
  background: #fff;
  border: 1px solid var(--line);
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field label {
  font-weight: 600;
  font-size: var(--step--1);
}

.field__hint {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  font: inherit;
  color: var(--text);
  padding: 0.85rem 1rem;
  border: 1px solid rgba(20, 24, 40, 0.28);
  border-radius: var(--radius);
  background: var(--paper);
  transition: border-color 150ms ease, box-shadow 150ms ease;
}

.field textarea {
  min-height: 10rem;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--mint-ink);
  box-shadow: 0 0 0 3px rgba(79, 240, 192, 0.45);
}

.field input[aria-invalid="true"],
.field textarea[aria-invalid="true"] {
  border-color: var(--coral-ink);
}

.field input[aria-invalid="true"]:focus,
.field textarea[aria-invalid="true"]:focus {
  box-shadow: 0 0 0 3px rgba(255, 122, 92, 0.4);
}

.field-error {
  margin: 0;
  color: var(--coral-ink);
  font-size: 0.88rem;
  font-weight: 600;
}

.field-error[hidden] {
  display: none;
}

.form__row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.4rem;
}

@media (max-width: 560px) {
  .form__row {
    grid-template-columns: 1fr;
  }
}

.form__note {
  color: var(--muted);
  font-size: 0.9rem;
  padding: 0.9rem 1rem;
  border-left: 3px solid var(--mint-ink);
  background: var(--paper-2);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.form__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.5rem;
}

.form__fallback {
  font-size: 0.9rem;
  color: var(--muted);
}

.form-status {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text);
}

.form-status:empty {
  display: none;
}

.form-status--ok {
  padding: 0.9rem 1rem;
  border-radius: var(--radius);
  background: var(--mint-soft);
  color: var(--ink);
}

.form-status--error {
  padding: 0.9rem 1rem;
  border-radius: var(--radius);
  background: #ffe6df;
  color: var(--coral-ink);
}

.privacy-note {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: var(--step--1);
  max-width: 62ch;
}

.privacy-note h2 {
  font-size: var(--step-1);
  color: var(--text);
}

noscript .form__noscript {
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  background: var(--paper-2);
  border-left: 3px solid var(--coral);
  margin-bottom: 1.5rem;
}

/* --------------------------------------------------------------------------
   Store / enquiry page
   -------------------------------------------------------------------------- */

.enquiry-paths {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.enquiry-paths li {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: var(--paper);
}

.enquiry-paths li:nth-child(2) {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.enquiry-paths li:nth-child(2) p {
  color: var(--muted-on-ink);
}

.enquiry-paths li:nth-child(2) .eyebrow {
  color: var(--mint);
}

.enquiry-paths h3 {
  font-size: var(--step-1);
}

.enquiry-paths p {
  color: var(--muted);
  font-size: var(--step--1);
}

@media (max-width: 860px) {
  .enquiry-paths {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   404
   -------------------------------------------------------------------------- */

.notfound {
  min-height: calc(100vh - var(--header-h));
  display: grid;
  align-items: center;
}

.notfound__code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  color: var(--coral);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */

.site-footer {
  background: var(--ink);
  color: var(--muted-on-ink);
  padding-block: var(--space-5) var(--space-3);
  border-top: 1px solid var(--line-on-ink);
}

.site-footer__grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 3fr) minmax(0, 4fr);
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--line-on-ink);
}

.site-footer .brand {
  margin-bottom: 1rem;
}

.site-footer__tagline {
  font-family: var(--font-display);
  font-size: var(--step-1);
  color: #fff;
  max-width: 18em;
}

.site-footer h2 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint);
  margin-bottom: 1rem;
}

.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}

.site-footer a {
  color: var(--muted-on-ink);
  text-decoration: none;
}

.site-footer a:hover {
  color: #fff;
  text-decoration: underline;
  text-decoration-color: var(--mint);
}

.site-footer .email-link {
  font-family: var(--font-mono);
  color: #fff;
}

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 2rem;
  padding-top: var(--space-3);
  font-size: 0.85rem;
}

@media (max-width: 860px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
  }

  .site-footer__grid > :first-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 520px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
  }
}

/* --------------------------------------------------------------------------
   Motion (nonessential; disabled under reduced motion)
   -------------------------------------------------------------------------- */

@media (prefers-reduced-motion: no-preference) {
  .js .reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 600ms ease, transform 600ms ease;
  }

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

  .hero__orbit {
    transform-origin: 50% 50%;
    animation: orbit 28s linear infinite;
  }

  .hero__orbit--rev {
    animation-direction: reverse;
    animation-duration: 40s;
  }

  .hero__pulse {
    transform-origin: 50% 50%;
    animation: pulse 4s ease-in-out infinite;
  }

  .diagram .d-link {
    animation: dash 2.4s linear infinite;
  }

  .diagram .d-loop {
    animation: dash 6s linear infinite reverse;
  }

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

  @keyframes pulse {
    0%,
    100% {
      transform: scale(1);
      opacity: 0.9;
    }

    50% {
      transform: scale(1.12);
      opacity: 1;
    }
  }

  @keyframes dash {
    to {
      stroke-dashoffset: -28;
    }
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* --------------------------------------------------------------------------
   Print
   -------------------------------------------------------------------------- */

@media print {
  .site-header,
  .site-footer,
  .skip-link,
  .btn {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .section--ink,
  .hero {
    background: #fff;
    color: #000;
  }
}