/* Joint Technical Solutions — site preview (draft v4)
   Palette from the brand kit. Copy and image slots from jts-business-profile.md. */

:root {
  --forest: #063725;
  --forest-deep: #04281b;
  --forest-soft: #0b4a33;
  --pale-mint: #EAFBF3;
  --soft-mint: #80F4AB;
  --accent: #22F985;
  --white: #ffffff;
  --cream: #f4fbf7;
  --text: #063725;
  --text-muted: #245c44;
  --line: rgba(6, 55, 37, 0.12);
  --shadow: 0 16px 40px rgba(6, 55, 37, 0.08);
  --radius: 16px;
  --header-h: 80px;
  --font: "Source Sans 3", "Segoe UI", system-ui, sans-serif;
  --display: "Outfit", "Source Sans 3", system-ui, sans-serif;
  --space: clamp(1.25rem, 3vw, 2.5rem);
  --max: 1120px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 12px);
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
figure { margin: 0; }

a { color: var(--forest); }

h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
  color: var(--forest);
}

h1 { font-size: clamp(2.15rem, 4.6vw, 3.55rem); font-weight: 650; }
h2 { font-size: clamp(1.7rem, 3vw, 2.35rem); }
h3 { font-size: 1.2rem; letter-spacing: -0.01em; }

p { margin: 0 0 1rem; }
p:last-child { margin-bottom: 0; }

.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  background: var(--accent);
  color: var(--forest);
  padding: 0.6rem 1rem;
  border-radius: 8px;
  font-weight: 600;
  z-index: 200;
}
.skip-link:focus { top: 1rem; }

.wrap {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--forest);
  min-width: 0;
  flex-shrink: 1;
}
.logo-mark { height: 46px; width: auto; flex-shrink: 0; }
.logo-text { display: flex; flex-direction: column; line-height: 1; min-width: 0; }
.logo-name {
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.45rem;
  letter-spacing: -0.015em;
  white-space: nowrap;
}
.logo-sub {
  font-family: var(--display);
  font-weight: 600;
  font-size: 0.68rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  margin-top: 0.3rem;
  color: var(--forest-soft);
  white-space: nowrap;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  background: var(--white);
  border-radius: 10px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--forest);
  border-radius: 1px;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.nav-toggle span { transition: transform 0.2s ease, opacity 0.2s ease; }

.site-nav ul {
  display: flex;
  gap: 0.25rem 1.35rem;
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}

.site-nav a {
  text-decoration: none;
  color: var(--forest);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.35rem 0;
  border-bottom: 2px solid transparent;
}
.site-nav a:hover,
.site-nav a:focus-visible {
  border-bottom-color: var(--accent);
  outline: none;
}
.site-nav .nav-cta {
  background: var(--forest);
  color: var(--pale-mint);
  padding: 0.5rem 0.95rem;
  border-radius: 999px;
  border-bottom: 0;
}
.site-nav .nav-cta:hover,
.site-nav .nav-cta:focus-visible {
  background: var(--forest-soft);
  border-bottom: 0;
  color: var(--white);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  text-decoration: none;
  font-weight: 650;
  font-size: 1rem;
  padding: 0.8rem 1.25rem;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  font-family: inherit;
  line-height: 1.2;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}
.btn:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.btn-primary {
  background: var(--accent);
  color: var(--forest);
}
.btn-primary:hover { background: var(--soft-mint); }
.btn-secondary {
  background: transparent;
  color: var(--pale-mint);
  border-color: var(--soft-mint);
}
.btn-secondary:hover { background: rgba(128, 244, 171, 0.12); }
.btn-forest {
  background: var(--forest);
  color: var(--pale-mint);
}
.btn-forest:hover { background: var(--forest-soft); }
.btn:disabled {
  opacity: 0.7;
  cursor: not-allowed;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.6rem;
}

/* Hero */
.hero {
  position: relative;
  background: var(--forest);
  color: var(--pale-mint);
  overflow: hidden;
  min-height: 32rem;
  display: grid;
  align-items: stretch;
}
.hero h1, .hero p { color: var(--pale-mint); }
.hero-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  padding-left: max(1.25rem, calc((100% - var(--max)) / 2));
  display: grid;
  grid-template-columns: minmax(20rem, 32.5rem) minmax(18rem, 1fr);
  gap: 0 2rem;
  align-items: center;
  min-height: 34rem;
}
.hero-copy {
  max-width: 32.5rem;
  position: relative;
  z-index: 2;
  padding: 4.5rem 0 5rem;
}
.hero-art {
  position: relative;
  align-self: stretch;
  min-height: 34rem;
  margin-right: 0;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 6%);
          mask-image: linear-gradient(to right, transparent 0%, #000 6%);
}
.hero-art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right center;
}
.hero-narrow { display: none; }
.hero .lede {
  font-size: 1.15rem;
  color: #d7f8e8;
  max-width: 36rem;
}

/* Sections */
section { padding: clamp(3.5rem, 7vw, 6rem) 0; }
.section-kicker {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.65rem;
}
.section-intro { max-width: 40rem; color: var(--text-muted); margin-bottom: 2rem; }

.about {
  background: var(--cream);
}
.about-grid,
.feature-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
}
.about-visual img,
.feature-visual img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  object-fit: cover;
}
.visual-note {
  margin-top: 0.55rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-style: italic;
}

/* Clients & engagements */
.clients { background: var(--white); }
.industry-list {
  list-style: none;
  margin: 0 0 2rem;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}
.industry-list li {
  background: var(--pale-mint);
  border: 1px solid var(--soft-mint);
  border-radius: 999px;
  padding: 0.4rem 0.95rem;
  font-weight: 600;
  font-size: 0.95rem;
}
.engagements {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}
.engagement {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem 1.4rem 1.5rem;
  background: var(--cream);
}
.engagement-sector {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.4rem;
}
.engagement h3 { margin-bottom: 0.5rem; }
.engagement ul { margin: 0.75rem 0 0; padding-left: 1.15rem; }
.engagement li { margin: 0.3rem 0; }

/* Results */
.results { background: var(--cream); }
.results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
  margin-top: 1.75rem;
}
.result {
  background: var(--white);
  border: 1px solid var(--line);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  padding: 1.25rem 1.3rem;
}
.result strong {
  display: block;
  font-family: var(--display);
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}
.result p { color: var(--text-muted); font-size: 0.98rem; }

.about { background: var(--white); }

/* Services */
.services { background: var(--cream); }
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.15rem;
}
.card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.4rem 1.3rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  box-shadow: 0 8px 24px rgba(6, 55, 37, 0.04);
}
.card img {
  width: 48px;
  height: 48px;
}
.card h3 { margin: 0.2rem 0 0; }
.card p { color: var(--text-muted); font-size: 0.98rem; }

/* Featured sections */
.ai { background: var(--white); }
.apps { background: var(--cream); }
.feature-copy ul {
  margin: 1rem 0 0;
  padding-left: 1.15rem;
}
.feature-copy li { margin: 0.35rem 0; }
.signup {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}
.signup label { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.signup input[type="email"] {
  flex: 1 1 220px;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.7rem 1.1rem;
  font: inherit;
  color: var(--forest);
  background: var(--white);
}
.signup input:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
  border-color: var(--forest);
}
.form-note, .form-status {
  flex-basis: 100%;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0;
}
.form-status[hidden] { display: none; }
.form-status.is-on { display: block; color: var(--forest); font-weight: 600; }

/* Why */
.why { background: var(--forest); color: var(--pale-mint); }
.why h2, .why .section-kicker { color: var(--pale-mint); }
.why .section-kicker { color: var(--soft-mint); }
.why-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1rem;
  margin-top: 1.75rem;
}
.why-item {
  background: rgba(234, 251, 243, 0.06);
  border: 1px solid rgba(128, 244, 171, 0.22);
  border-radius: var(--radius);
  padding: 1.15rem 1.05rem 1.25rem;
}
.why-item strong {
  display: block;
  font-family: var(--display);
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
  color: var(--accent);
}

/* Contact */
.contact {
  position: relative;
  background: var(--forest);
  color: var(--pale-mint);
  overflow: hidden;
  padding: 0;
}
.contact h2, .contact p, .contact li, .contact a { color: var(--pale-mint); }
.contact-copy { padding: clamp(3.5rem, 7vw, 6rem) 0; max-width: 32rem; }
.contact-inner {
  position: relative;
  z-index: 1;
  width: 100%;
  margin: 0;
  padding: 0;
  padding-left: max(1.25rem, calc((100% - var(--max)) / 2));
  display: grid;
  grid-template-columns: minmax(18rem, 32rem) minmax(16rem, 1fr);
  gap: 0 1.5rem;
  align-items: stretch;
}
.contact-art {
  position: relative;
  align-self: stretch;
  min-height: 18rem;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 16%);
          mask-image: linear-gradient(to right, transparent 0%, #000 16%);
}
.contact-art picture {
  display: block;
  height: 100%;
}
.contact-art img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: right center;
}
.contact-list {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}
.contact-list li {
  display: grid;
  gap: 0.15rem;
}
.contact-list .label {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--soft-mint);
}
.contact-list a { text-decoration: underline; text-underline-offset: 3px; }
.tbd {
  display: inline-block;
  border: 1px dashed var(--soft-mint);
  border-radius: 8px;
  padding: 0.35rem 0.7rem;
  background: rgba(128, 244, 171, 0.08);
  font-weight: 650;
  color: var(--pale-mint);
}

/* Footer */
.site-footer {
  background: var(--forest-deep);
  color: var(--pale-mint);
  padding: 2.25rem 0 2rem;
}
.footer-inner {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  justify-content: space-between;
  align-items: center;
}
.site-footer img { height: 36px; width: auto; }
.footer-meta {
  font-size: 0.88rem;
  color: #b7e8cc;
  margin: 0;
}
.preview-flag {
  width: min(var(--max), calc(100% - 2.5rem));
  margin: 0.85rem auto 0;
  font-size: 0.78rem;
  color: #8fc9a8;
}


/* Responsive */
@media (max-width: 1100px) {
  :root { --header-h: 68px; }
  .logo-mark { height: 42px; }
  .nav-toggle { display: inline-flex; }
  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: #fff;
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 1.25rem 1.1rem;
  }
  .site-nav.is-open { display: block; }
  .site-nav ul { flex-direction: column; align-items: flex-start; gap: 0.15rem; }
  .site-nav a { display: inline-block; padding: 0.55rem 0; }
  .site-nav .nav-cta { margin-top: 0.4rem; }

  .hero { min-height: 0; }
  .hero-art { display: none; }
  .hero-inner {
    width: min(var(--max), calc(100% - 2.5rem));
    margin-inline: auto;
    padding: 0;
    padding-left: 0;
    grid-template-columns: 1fr;
    min-height: 0;
    gap: 0;
  }
  .hero-copy { padding: 2.5rem 0 1.25rem; }
  .hero-narrow {
    display: block;
    width: min(var(--max), calc(100% - 2.5rem));
    margin: 0 auto 2rem;
  }
  .hero-narrow img {
    width: 100%;
    border-radius: var(--radius);
  }

  .about-grid,
  .feature-grid { grid-template-columns: 1fr; }
  .feature-grid.reverse .feature-visual { order: -1; }

  .contact-art {
    min-height: 0;
    margin-top: 1.75rem;
    margin-bottom: 2.25rem;
    -webkit-mask-image: none;
            mask-image: none;
  }
  .contact-art img {
    height: auto;
    border-radius: var(--radius);
  }
  .engagements { grid-template-columns: repeat(2, 1fr); }
  .engagement:last-child:nth-child(odd) { grid-column: 1 / -1; }
  .contact-inner {
    width: min(var(--max), calc(100% - 2.5rem));
    margin-inline: auto;
    padding-left: 0;
    grid-template-columns: 1fr;
  }

  .card-grid, .results-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: 1fr 1fr; }
  .process-steps { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  :root { --header-h: 68px; }
  .header-inner { width: calc(100% - 1.5rem); gap: 0.6rem; }
  .logo { gap: 0.5rem; }
  .logo-mark { height: 38px; }
  .logo-name { font-size: clamp(1rem, 4.9vw, 1.3rem); }
  .logo-sub { font-size: 0.6rem; letter-spacing: 0.26em; margin-top: 0.22rem; }
  .process-steps { grid-template-columns: 1fr; }
  .card-grid,
  .results-grid,
  .engagements,
  .why-grid { grid-template-columns: 1fr; }
  .engagement:last-child:nth-child(odd) { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

/* Work request form */
.request-form { margin-top: 1.5rem; display: grid; gap: 1rem; }
.request-form .field { display: grid; gap: 0.35rem; }
.request-form label { font-weight: 650; font-size: 0.95rem; color: var(--pale-mint); }
.request-form .req { color: var(--accent); }
.request-form .opt { font-weight: 400; color: #b7e8cc; }
.request-form input, .request-form select, .request-form textarea {
  width: 100%;
  font: inherit;
  color: var(--forest);
  background: var(--white);
  border: 2px solid transparent;
  border-radius: 10px;
  padding: 0.7rem 0.85rem;
}
.request-form textarea { resize: vertical; min-height: 8rem; }
.request-form input:focus-visible, .request-form select:focus-visible, .request-form textarea:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}
.request-form [aria-invalid="true"] { border-color: #ff9b8a; }
.field-error { margin: 0; min-height: 0; font-size: 0.88rem; color: #ffb4a6; font-weight: 600; }
.field-error:empty { display: none; }
.field-hint { margin: 0; font-size: 0.8rem; color: #b7e8cc; text-align: right; }
.hp-field { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.request-form .btn { justify-self: start; border: 0; cursor: pointer; font: inherit; font-weight: 700; }
.request-form .btn:disabled { opacity: 0.65; cursor: progress; }
.contact .form-status { margin: 0; padding: 0.75rem 0.9rem; border-radius: 10px; font-weight: 600; }
.contact .form-status.is-success { background: rgba(34, 249, 133, 0.14); border: 1px solid var(--accent); color: var(--pale-mint); }
.contact .form-status.is-error { background: rgba(255, 155, 138, 0.12); border: 1px solid #ff9b8a; color: #ffd9d1; }

/* How we work */
.process { margin-top: 2.5rem; }
.process-title {
  font-family: var(--font);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}
.process-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.process-steps li {
  background: var(--forest);
  color: #cdeedd;
  border-radius: var(--radius);
  padding: 1.2rem 1.2rem 1.3rem;
  font-size: 0.95rem;
  line-height: 1.5;
}
.process-steps .step-num {
  display: block;
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--accent);
  margin-bottom: 0.35rem;
}
.process-steps strong {
  display: block;
  font-family: var(--display);
  font-size: 1.15rem;
  color: var(--pale-mint);
  margin-bottom: 0.35rem;
}
@media (max-width: 1100px) { .process-steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 720px) { .process-steps { grid-template-columns: 1fr; } }

/* Hero mark (small, subtle) */
.hero { min-height: 0; }
.hero-inner {
  width: min(var(--max), calc(100% - 2.5rem));
  margin-inline: auto;
  padding-left: 0;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0 3rem;
  min-height: 30rem;
  align-items: center;
}
.hero-mark { display: flex; justify-content: center; align-items: center; padding-right: 2rem; }
.hero-mark img { width: 260px; height: auto; opacity: 0.78; }
@media (max-width: 1100px) {
  .hero-inner { grid-template-columns: 1fr; min-height: 0; width: min(var(--max), calc(100% - 2.5rem)); }
  .hero-copy { padding: 2.5rem 0 0; }
  .hero-mark { padding: 2rem 0 2.5rem; }
  .hero-mark img { width: clamp(120px, 38vw, 160px); }
}
.hero { padding: 0; }
@media (max-width: 1100px) {
  .hero-copy { padding-top: 2.75rem; }
  .hero-mark { padding: 1.75rem 0 2.25rem; }
}

/* Privacy line under the form, footer link */
.form-privacy { margin: 0; font-size: 0.88rem; color: #b7e8cc; }
.form-privacy a, .footer-meta a { color: var(--pale-mint); text-decoration: underline; text-underline-offset: 3px; }

/* Privacy page */
.legal { background: var(--white); padding: clamp(2.5rem, 6vw, 4.5rem) 0; }
.legal .wrap { max-width: 46rem; }
.legal h1 { font-family: var(--display); font-size: clamp(2rem, 5vw, 2.75rem); margin: 0 0 0.5rem; }
.legal h2 { font-size: 1.3rem; margin: 2rem 0 0.6rem; }
.legal p, .legal li { line-height: 1.65; }
.legal ul { padding-left: 1.2rem; }
.legal .updated { color: var(--text-muted); margin-bottom: 1.5rem; }