/* =========================================================
   Coltech Connect — Shared Stylesheet
   Brand palette built around the existing navy (#0f4c81)
   ========================================================= */

:root {
  --navy:        #0f4c81;
  --navy-dark:   #0a3a64;
  --navy-deep:   #062744;
  --accent:      #38b6ff;
  --accent-soft: #d6ecff;
  --ink:         #15233a;
  --muted:       #5a6a82;
  --bg:          #ffffff;
  --bg-soft:     #f5f8fc;
  --bg-band:     #eef3f9;
  --line:        #e1e8f0;
  --shadow-sm:   0 1px 2px rgba(15,76,129,.06), 0 2px 8px rgba(15,76,129,.06);
  --shadow-md:   0 6px 18px rgba(15,76,129,.12);
  --radius:      14px;
  --radius-sm:   8px;
  --max:         1180px;
  --font-body:   "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-head:   "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--navy); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--accent); }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  color: var(--navy-deep);
  line-height: 1.2;
  margin: 0 0 .6em;
  font-weight: 700;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 4vw + 1rem, 3.4rem); }
h2 { font-size: clamp(1.6rem, 2vw + 1rem, 2.4rem); }
h3 { font-size: 1.25rem; }
p  { margin: 0 0 1em; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 1.25rem; }

/* ---------- Top bar ---------- */
.topbar {
  background: var(--navy-deep);
  color: #cfe2f5;
  font-size: .85rem;
  letter-spacing: .04em;
}
.topbar .container {
  display: flex;
  justify-content: center;
  padding: .5rem 1.25rem;
  text-transform: uppercase;
}

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.95);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  max-width: var(--max);
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: center;
  gap: .65rem;
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--navy-deep);
  letter-spacing: -.01em;
}
.brand:hover { color: var(--navy); }
.brand-mark {
  width: 36px; height: 36px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--accent) 100%);
  display: grid; place-items: center;
  color: #fff; font-weight: 800; font-size: .95rem;
  box-shadow: var(--shadow-sm);
}
.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a {
  color: var(--ink);
  font-weight: 500;
  position: relative;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}
.nav-links a:hover::after,
.nav-links a.active::after { transform: scaleX(1); }
.nav-links a.active { color: var(--navy); }

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .55rem 1rem;
  background: var(--navy);
  color: #fff !important;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: var(--shadow-sm);
  transition: transform .15s ease, background .2s ease;
}
.nav-cta:hover { background: var(--navy-dark); color: #fff !important; transform: translateY(-1px); }

.nav-toggle {
  display: none;
  background: transparent;
  border: 0;
  width: 42px; height: 42px;
  cursor: pointer;
  color: var(--navy-deep);
}
.nav-toggle svg { width: 28px; height: 28px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 60%, #1a6bb0 100%);
  color: #fff;
  overflow: hidden;
  padding: clamp(4rem, 9vw, 7rem) 0 clamp(5rem, 10vw, 8rem);
}
.hero::before, .hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: .35;
  pointer-events: none;
}
.hero::before {
  width: 480px; height: 480px;
  background: var(--accent);
  top: -120px; right: -120px;
}
.hero::after {
  width: 360px; height: 360px;
  background: #6ec8ff;
  bottom: -160px; left: -100px;
  opacity: .25;
}
.hero .container { position: relative; z-index: 1; }
.hero-eyebrow {
  display: inline-block;
  font-size: .8rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent-soft);
  border: 1px solid rgba(255,255,255,.25);
  padding: .35rem .8rem;
  border-radius: 999px;
  margin-bottom: 1.4rem;
}
.hero h1 { color: #fff; max-width: 880px; }
.hero h1 .accent { color: var(--accent); }
.hero p.lede {
  font-size: clamp(1.05rem, 1vw + .9rem, 1.3rem);
  color: #d8e8f7;
  max-width: 720px;
  margin-top: 1rem;
}
.hero-actions {
  display: flex; flex-wrap: wrap; gap: .9rem;
  margin-top: 2rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .85rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  border: 0;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
  text-decoration: none;
}
.btn-primary {
  background: var(--accent);
  color: var(--navy-deep);
  box-shadow: 0 6px 18px rgba(56,182,255,.35);
}
.btn-primary:hover { background: #fff; color: var(--navy-deep); transform: translateY(-2px); }
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.4);
}
.btn-ghost:hover { background: rgba(255,255,255,.1); color: #fff; transform: translateY(-2px); }
.btn-solid {
  background: var(--navy);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-solid:hover { background: var(--navy-dark); color: #fff; transform: translateY(-2px); }

/* ---------- Sections ---------- */
.section { padding: clamp(4rem, 8vw, 6rem) 0; }
.section-soft { background: var(--bg-soft); }
.section-band { background: var(--bg-band); }
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3rem;
}
.section-head .eyebrow {
  display: inline-block;
  font-size: .8rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--navy);
  font-weight: 600;
  margin-bottom: .8rem;
}
.section-head p { color: var(--muted); font-size: 1.1rem; }

/* ---------- Cards ---------- */
.cards {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}
.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #c9dbee;
}
.card-icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--navy);
  display: grid; place-items: center;
  margin-bottom: 1.2rem;
}
.card-icon svg { width: 26px; height: 26px; }
.card h3 { color: var(--navy-deep); margin-bottom: .6rem; }
.card p { color: var(--muted); margin: 0; }

/* ---------- Domains list ---------- */
.domains {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 2.5rem 0 0;
}
.domains li {
  display: flex;
  align-items: center;
  gap: .8rem;
  padding: 1rem 1.2rem;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-weight: 500;
  color: var(--ink);
  transition: border-color .2s ease, transform .2s ease;
}
.domains li:hover { border-color: var(--accent); transform: translateX(2px); }
.domains li::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}

/* ---------- Two-column feature ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 4rem;
  align-items: center;
}
.feature-grid h2 { margin-top: 0; }
.feature-grid .lede { color: var(--muted); font-size: 1.1rem; }

.stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}
.stat {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem 1.4rem;
  box-shadow: var(--shadow-sm);
}
.stat .num {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.1;
}
.stat .label { color: var(--muted); font-size: .95rem; }

/* ---------- RQG callout ---------- */
.callout {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: #fff;
  border-radius: var(--radius);
  padding: clamp(2rem, 4vw, 3rem);
  text-align: center;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}
.callout::before {
  content: "";
  position: absolute;
  width: 320px; height: 320px;
  border-radius: 50%;
  background: var(--accent);
  opacity: .15;
  filter: blur(40px);
  top: -100px; right: -100px;
  pointer-events: none;
}
.callout h2 { color: #fff; }
.callout p { color: #d8e8f7; max-width: 640px; margin: 0 auto 1.5rem; }

/* ---------- Process steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
  counter-reset: step;
}
.step {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem 1.5rem 1.75rem;
  position: relative;
  box-shadow: var(--shadow-sm);
  counter-increment: step;
}
.step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: 1.25rem; right: 1.5rem;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent);
  opacity: .85;
}
.step h3 { margin-top: .5rem; }
.step p { color: var(--muted); margin: 0; }

/* ---------- Page header (inner pages) ---------- */
.page-header {
  background: linear-gradient(135deg, var(--navy-deep) 0%, var(--navy) 100%);
  color: #fff;
  padding: clamp(4rem, 7vw, 5.5rem) 0 clamp(3rem, 5vw, 4rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-header::after {
  content: "";
  position: absolute;
  inset: auto 0 -60px;
  height: 120px;
  background: radial-gradient(ellipse at center top, rgba(56,182,255,.25), transparent 70%);
  pointer-events: none;
}
.page-header h1 { color: #fff; margin: 0; }
.page-header p { color: #d8e8f7; max-width: 680px; margin: 1rem auto 0; font-size: 1.1rem; }

/* ---------- Prose blocks ---------- */
.prose {
  max-width: 760px;
  margin: 0 auto;
  font-size: 1.08rem;
  color: var(--ink);
}
.prose p { margin: 0 0 1.25em; }
.prose h2 { margin-top: 2.25em; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3rem;
  align-items: start;
}
.contact-info .info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--line);
}
.contact-info .info-item:last-child { border-bottom: 0; }
.contact-info .info-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--navy);
  display: grid; place-items: center;
  flex-shrink: 0;
}
.contact-info .info-icon svg { width: 22px; height: 22px; }
.contact-info .info-item h4 {
  margin: 0 0 .2rem;
  font-size: 1rem;
  color: var(--navy-deep);
}
.contact-info .info-item p {
  margin: 0;
  color: var(--muted);
}

.form {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}
.form-row { margin-bottom: 1.25rem; }
.form-row label {
  display: block;
  font-weight: 600;
  font-size: .9rem;
  color: var(--navy-deep);
  margin-bottom: .4rem;
}
.form-row input,
.form-row textarea,
.form-row select {
  width: 100%;
  padding: .8rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  background: #fff;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form-row input:focus,
.form-row textarea:focus,
.form-row select:focus {
  outline: 0;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(56,182,255,.18);
}
.form-row textarea { min-height: 140px; resize: vertical; }
.form-note {
  font-size: .85rem;
  color: var(--muted);
  margin-top: 1rem;
}
.form-status {
  margin-top: 1rem;
  padding: .8rem 1rem;
  border-radius: var(--radius-sm);
  display: none;
}
.form-status.show { display: block; }
.form-status.success { background: #e7f6ec; color: #1b6b3a; border: 1px solid #b9e3c7; }
.form-status.error   { background: #fdecec; color: #8a1f1f; border: 1px solid #f4c5c5; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-deep);
  color: #b9cbe0;
  padding: 3.5rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}
.footer-brand p {
  color: #9eb6cf;
  max-width: 360px;
  font-size: .95rem;
}
.footer h4 {
  color: #fff;
  font-size: .95rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  margin: 0 0 1rem;
}
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer ul li { margin-bottom: .55rem; }
.footer a { color: #b9cbe0; }
.footer a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: .85rem;
  color: #8aa1ba;
}
.footer-bottom em { font-style: normal; color: #cfe2f5; letter-spacing: .05em; }

/* ---------- Cookie banner ---------- */
.cookie {
  position: fixed;
  bottom: 1rem; left: 1rem; right: 1rem;
  max-width: 460px;
  margin-left: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-md);
  z-index: 100;
  display: none;
}
.cookie.show { display: block; }
.cookie h4 { margin: 0 0 .4rem; color: var(--navy-deep); font-size: 1rem; }
.cookie p { font-size: .9rem; color: var(--muted); margin: 0 0 1rem; }
.cookie .btn { padding: .55rem 1.2rem; font-size: .9rem; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .feature-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 720px) {
  .nav-toggle { display: inline-grid; place-items: center; }
  .nav-links {
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    gap: 0;
    padding: .5rem 1rem 1rem;
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow-md);
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: .9rem 0; }
  .nav-links a::after { display: none; }
  .nav-cta { width: 100%; justify-content: center; margin-top: .4rem; }
}