/* Acxen site styles. Brand gradient: #29ABE2 -> #00A99D */

:root {
  --blue: #29abe2;
  --teal: #00a99d;
  --grad: linear-gradient(120deg, var(--blue), var(--teal));

  --bg: #ffffff;
  --bg-alt: #f4f8fb;
  --surface: #ffffff;
  --text: #0f1f2e;
  --muted: #536474;
  --border: #dde6ee;
  --shadow: 0 1px 2px rgb(15 31 46 / 0.06), 0 8px 24px rgb(15 31 46 / 0.06);
  --hero-bg: #0b1b2b;

  --radius: 14px;
  --max: 1120px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1520;
    --bg-alt: #0f1c29;
    --surface: #132333;
    --text: #e6eef5;
    --muted: #9db0c2;
    --border: #22384c;
    --shadow: 0 1px 2px rgb(0 0 0 / 0.3), 0 8px 24px rgb(0 0 0 / 0.25);
    --hero-bg: #07111b;
  }
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--blue); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 0.5em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); letter-spacing: -0.01em; }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }

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

.skip-link {
  position: absolute; left: 12px; top: -48px; z-index: 100;
  padding: 8px 14px; border-radius: 8px; background: var(--text); color: var(--bg);
}
.skip-link:focus { top: 12px; }

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

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
}

.eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.8rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--teal);
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 0.8rem 1.4rem; border-radius: 999px; border: 1px solid transparent;
  font: inherit; font-weight: 600; text-decoration: none; cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 6px 18px rgb(0 169 157 / 0.28); }
.btn-ghost { border-color: rgb(255 255 255 / 0.35); color: #fff; }
.btn-ghost:hover { background: rgb(255 255 255 / 0.08); }
.btn-sm { padding: 0.5rem 1rem; font-size: 0.95rem; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: 0.6; cursor: wait; transform: none; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand img { height: 36px; width: auto; }

.site-nav { display: flex; align-items: center; gap: 1.6rem; }
.site-nav a:not(.btn) { color: var(--text); text-decoration: none; font-weight: 500; }
.site-nav a:not(.btn):hover { color: var(--teal); }

.nav-toggle {
  display: none; padding: 8px; border: 0; border-radius: 8px;
  background: transparent; color: var(--text); cursor: pointer;
}

@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    padding: 8px 20px 20px; background: var(--bg); border-bottom: 1px solid var(--border);
    display: none;
  }
  .site-nav.open { display: flex; }
  .site-nav a:not(.btn) { padding: 12px 0; border-bottom: 1px solid var(--border); }
  .site-nav .btn { margin-top: 14px; }
}

/* Hero */
.hero {
  position: relative; overflow: hidden;
  padding: clamp(80px, 14vw, 150px) 0 clamp(70px, 12vw, 130px);
  background: var(--hero-bg); color: #fff;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(600px 400px at 85% 20%, rgb(41 171 226 / 0.35), transparent 70%),
    radial-gradient(500px 380px at 10% 90%, rgb(0 169 157 / 0.3), transparent 70%);
}
.hero-inner { position: relative; max-width: 860px; text-align: center; }
.hero .eyebrow { color: #7fd8f5; }
.hero .lead { font-size: clamp(1.1rem, 2vw, 1.3rem); color: #c9d8e5; max-width: 680px; margin: 0 auto 2rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }

/* Sections */
.section { padding: clamp(64px, 9vw, 110px) 0; }
.section-alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 3rem; }

.grid-2, .grid-3 { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }

.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow); padding: 28px;
}
.card p { color: var(--muted); }
.card > :last-child { margin-bottom: 0; }

.service { position: relative; overflow: hidden; }
.service::before { content: ""; position: absolute; inset: 0 0 auto; height: 4px; background: var(--grad); }

.service-icon {
  display: grid; place-items: center; width: 52px; height: 52px; margin-bottom: 18px;
  border-radius: 12px; background: var(--grad);
}
.service-icon svg, .contact-list svg {
  width: 26px; height: 26px; fill: none; stroke: currentColor;
  stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round;
}
.service-icon svg { color: #fff; }

.checklist { list-style: none; margin: 0; padding: 0; }
.checklist li { position: relative; padding: 6px 0 6px 30px; }
.checklist li::before {
  content: ""; position: absolute; left: 4px; top: 13px;
  width: 12px; height: 7px; border-left: 2.5px solid var(--teal); border-bottom: 2.5px solid var(--teal);
  transform: rotate(-45deg);
}

/* Process steps */
.steps {
  list-style: none; margin: 0; padding: 0; counter-reset: step;
  display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}
.steps li { counter-increment: step; position: relative; padding-top: 64px; }
.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute; top: 0; left: 0;
  font-size: 2.4rem; font-weight: 800; line-height: 1;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.steps p { color: var(--muted); }
/* Stacked rows (letter on the left) until there's room for all five columns. */
.steps-letters { grid-template-columns: 1fr; max-width: 720px; margin: 0 auto; }
.steps-letters li { padding: 0 0 0 72px; }
.steps-letters li::before { content: attr(data-letter); font-size: 3rem; width: 56px; text-align: center; }
@media (min-width: 1000px) {
  .steps-letters { grid-template-columns: repeat(5, 1fr); max-width: none; }
  .steps-letters li { padding: 64px 0 0; }
  .steps-letters li::before { width: auto; }
}

.section-sub { color: var(--muted); margin: 0; }

.about-body .acronym {
  font-size: clamp(1.25rem, 2.4vw, 1.6rem); font-weight: 600; line-height: 1.35;
  color: var(--text);
}
.acronym b {
  font-weight: 800;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* About */
.about, .split { display: grid; gap: 32px; grid-template-columns: 1fr; }
@media (min-width: 860px) { .split { grid-template-columns: 1fr 1.2fr; align-items: start; } }
.split-lead { color: var(--muted); font-size: 1.1rem; }

.grid-4 { display: grid; gap: 24px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }
.industry { border-top: 4px solid var(--teal); }
.spotlight { margin-top: clamp(48px, 7vw, 80px); }

@media (min-width: 860px) { .about { grid-template-columns: 1fr 1.4fr; align-items: start; } }
.about-body p { color: var(--muted); font-size: 1.1rem; }

/* Contact */
.contact { display: grid; gap: 40px; grid-template-columns: 1fr; }
@media (min-width: 860px) { .contact { grid-template-columns: 1fr 1.2fr; align-items: start; } }
.contact-info > p { color: var(--muted); }
.contact-list { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: 14px; }
.contact-list li { display: flex; align-items: center; gap: 12px; }
.contact-list svg { color: var(--teal); flex: none; }
.contact-list a { color: var(--text); text-decoration: none; font-weight: 600; }
.contact-list a:hover { color: var(--teal); }

.form-row { margin-bottom: 16px; }
.form-row label { display: block; margin-bottom: 6px; font-weight: 600; font-size: 0.95rem; }
.optional { font-weight: 400; color: var(--muted); }
input, select, textarea {
  width: 100%; padding: 0.7rem 0.85rem; border-radius: 10px;
  border: 1px solid var(--border); background: var(--bg); color: var(--text); font: inherit;
}
textarea { resize: vertical; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px rgb(0 169 157 / 0.2); }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }

.form-status { margin: 14px 0 0; min-height: 1.5em; font-weight: 600; }
.form-status.ok { color: var(--teal); }
.form-status.err { color: #e5484d; }

/* Footer */
.site-footer { padding: 40px 0 32px; border-top: 1px solid var(--border); color: var(--muted); font-size: 0.95rem; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 32px; }
.footer-brand { display: flex; align-items: center; gap: 12px; }
.footer-inner p { margin: 0; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.footer-nav a { color: var(--muted); text-decoration: none; }
.footer-nav a:hover { color: var(--teal); }

/* Service pages */
.page-hero {
  position: relative; overflow: hidden;
  padding: clamp(56px, 9vw, 96px) 0 clamp(48px, 8vw, 80px);
  background: var(--hero-bg); color: #fff;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(520px 340px at 88% 15%, rgb(41 171 226 / 0.32), transparent 70%),
    radial-gradient(420px 320px at 5% 100%, rgb(0 169 157 / 0.28), transparent 70%);
}
.page-hero .container { position: relative; max-width: 860px; }
.page-hero h1 { font-size: clamp(2rem, 4.4vw, 3rem); }
.page-hero .eyebrow { color: #7fd8f5; }
.page-hero .lead { color: #c9d8e5; font-size: clamp(1.05rem, 1.8vw, 1.2rem); margin-bottom: 1.6rem; }

.breadcrumb { margin: 0 0 1.4rem; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 6px; font-size: 0.9rem; color: #9db0c2; }
.breadcrumb li + li::before { content: "/"; margin-right: 6px; opacity: 0.6; }
.breadcrumb a { color: #c9d8e5; text-decoration: none; }
.breadcrumb a:hover { color: #fff; text-decoration: underline; }

.prose { max-width: 760px; margin: 0 auto; }
.prose h2 { margin-top: 2.6rem; }
.prose h2:first-child { margin-top: 0; }
.prose p, .prose li { color: var(--muted); }
.prose p strong, .prose li strong { color: var(--text); }
.prose ul:not(.checklist), .prose ol { padding-left: 1.3rem; }
.prose li { margin-bottom: 0.4rem; }
.prose .checklist { margin-bottom: 1rem; }

.steps-list { list-style: none; padding: 0 !important; counter-reset: s; }
.steps-list li { counter-increment: s; position: relative; padding: 0 0 1.1rem 3rem; }
.steps-list li::before {
  content: counter(s); position: absolute; left: 0; top: 0;
  width: 2rem; height: 2rem; border-radius: 50%; display: grid; place-items: center;
  font-weight: 700; font-size: 0.95rem; color: #fff; background: var(--grad);
}

.faq details { border-bottom: 1px solid var(--border); padding: 16px 0; }
.faq summary { cursor: pointer; font-weight: 600; color: var(--text); list-style: none; position: relative; padding-right: 32px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: -2px; font-size: 1.4rem; color: var(--teal); }
.faq details[open] summary::after { content: "\2212"; }
.faq details p { margin: 0.8rem 0 0; }

.cta-band { text-align: center; }
.cta-band p { color: var(--muted); max-width: 600px; margin: 0 auto 1.6rem; }

.link-arrow { display: inline-flex; align-items: center; gap: 6px; margin-top: 18px; font-weight: 600; color: var(--teal); text-decoration: none; }
.link-arrow::after { content: "\2192"; transition: transform 0.15s ease; }
.link-arrow:hover::after { transform: translateX(3px); }
.related a.card { display: block; text-decoration: none; color: inherit; }
.related a.card:hover h3 { color: var(--teal); }

/* 404 */
.not-found { min-height: 70vh; display: grid; place-items: center; text-align: center; padding: 60px 20px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn { transition: none; }
  .btn:hover { transform: none; }
}