/* ============================================================
   Codetekt — homepage styles
   Dark / technical, electric-cyan accent. Plain CSS (Propshaft).
   ============================================================ */

:root {
  --bg:        #0a0e14;
  --bg-2:      #0d121b;
  --panel:     #10151f;
  --panel-2:   #0d1220;
  --line:      #1e2733;
  --line-2:    #263243;
  --text:      #e6edf3;
  --text-dim:  #aeb9c5;
  --muted:     #8b98a5;
  --accent:    #22d3ee;
  --accent-2:  #38bdf8;
  --accent-ink:#04222b;
  --radius:    16px;
  --container: 1140px;
  --ease:      cubic-bezier(.22,.61,.36,1);
  --font:      ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Inter, Helvetica, Arial, sans-serif;
  --mono:      ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
img, svg { display: block; }

::selection { background: rgba(34,211,238,.28); color: #fff; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 24px;
}

/* ---------- Shared bits ---------- */
.logo { height: 30px; width: auto; color: var(--text); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 18px;
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(34,211,238,.15);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease), box-shadow .18s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-sm { padding: 9px 15px; font-size: 14px; }
.btn-lg { padding: 15px 26px; font-size: 16px; }

.btn-primary {
  background: linear-gradient(180deg, var(--accent-2), var(--accent));
  color: var(--accent-ink);
  box-shadow: 0 10px 30px -12px rgba(34,211,238,.7);
}
.btn-primary:hover { box-shadow: 0 14px 36px -12px rgba(34,211,238,.85); }

.btn-ghost {
  background: rgba(255,255,255,.02);
  border-color: var(--line-2);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--accent); background: rgba(34,211,238,.06); }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10,14,20,.72);
  backdrop-filter: saturate(140%) blur(12px);
  -webkit-backdrop-filter: saturate(140%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  height: 68px;
}
.brand { display: inline-flex; align-items: center; }
.nav-links {
  display: flex;
  gap: 28px;
  margin-left: 14px;
  margin-right: auto;
  font-size: 15px;
  color: var(--text-dim);
}
.nav-links a { position: relative; padding: 4px 0; transition: color .16s var(--ease); }
.nav-links a:hover { color: var(--text); }
.nav-links a::after {
  content: "";
  position: absolute; left: 0; bottom: -2px;
  width: 0; height: 2px; border-radius: 2px;
  background: var(--accent);
  transition: width .2s var(--ease);
}
.nav-links a:hover::after { width: 100%; }

.nav-actions { display: flex; align-items: center; gap: 16px; }
.lang {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--muted);
}
.lang .lang-link { padding: 2px 2px; transition: color .16s var(--ease); }
.lang .lang-link:hover { color: var(--text); }
.lang .lang-link.is-active { color: var(--accent); }
.lang .sep { opacity: .5; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(72px, 12vw, 140px) 0 clamp(64px, 9vw, 104px);
  border-bottom: 1px solid var(--line);
}
.hero-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(60% 55% at 50% -10%, rgba(34,211,238,.16), transparent 60%),
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px) 0 0 / 100% 56px,
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px) 0 0 / 56px 100%;
  -webkit-mask-image: radial-gradient(75% 75% at 50% 30%, #000 55%, transparent 100%);
  mask-image: radial-gradient(75% 75% at 50% 30%, #000 55%, transparent 100%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 820px; }
.hero-title {
  margin: 0 0 22px;
  font-size: clamp(38px, 6.4vw, 68px);
  line-height: 1.04;
  letter-spacing: -.025em;
  font-weight: 700;
}
.hero-title .grad {
  background: linear-gradient(92deg, var(--accent) 10%, var(--accent-2) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-lead {
  margin: 0 0 34px;
  font-size: clamp(17px, 2.2vw, 20px);
  line-height: 1.62;
  color: var(--text-dim);
  max-width: 660px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero-note {
  display: inline-flex; align-items: center; gap: 10px;
  margin: 30px 0 0;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .04em;
  color: var(--muted);
}
.pulse {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 0 rgba(34,211,238,.6);
  animation: pulse 2.2s infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(34,211,238,.55); }
  70%  { box-shadow: 0 0 0 9px rgba(34,211,238,0); }
  100% { box-shadow: 0 0 0 0 rgba(34,211,238,0); }
}

/* ---------- Sections ---------- */
.section { padding: clamp(64px, 9vw, 108px) 0; }
.section-head { max-width: 640px; margin-bottom: 48px; }
.section-title {
  margin: 0;
  font-size: clamp(26px, 3.6vw, 38px);
  line-height: 1.2;
  letter-spacing: -.02em;
  font-weight: 650;
  color: var(--text);
}

/* ---------- Service cards ---------- */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.card {
  position: relative;
  padding: 28px 26px 26px;
  background: linear-gradient(180deg, var(--panel), var(--panel-2));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: transform .2s var(--ease), border-color .2s var(--ease), box-shadow .2s var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(34,211,238,.4);
  box-shadow: 0 24px 50px -34px rgba(34,211,238,.55);
}
.card-icon {
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 46px; height: 46px;
  margin-bottom: 18px;
  border-radius: 12px;
  color: var(--accent);
  background: rgba(34,211,238,.08);
  border: 1px solid rgba(34,211,238,.22);
}
.card-icon svg { width: 24px; height: 24px; }
.card h3 { margin: 0 0 8px; font-size: 18.5px; font-weight: 620; letter-spacing: -.01em; }
.card p { margin: 0; color: var(--muted); font-size: 15px; line-height: 1.6; }

/* ---------- Approach ---------- */
.approach { background: linear-gradient(180deg, var(--bg), var(--bg-2)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.pillar { padding-top: 22px; border-top: 1px solid var(--line-2); }
.pillar-num {
  display: block;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: .1em;
  color: var(--accent);
  margin-bottom: 14px;
}
.pillar h3 { margin: 0 0 10px; font-size: 20px; font-weight: 620; letter-spacing: -.01em; }
.pillar p { margin: 0; color: var(--muted); font-size: 15.5px; }

/* ---------- Contact ---------- */
.contact-card {
  position: relative;
  overflow: hidden;
  padding: clamp(40px, 6vw, 72px);
  border-radius: 24px;
  border: 1px solid var(--line-2);
  background:
    radial-gradient(120% 140% at 100% 0%, rgba(34,211,238,.10), transparent 55%),
    linear-gradient(180deg, var(--panel), var(--panel-2));
  text-align: center;
}
.contact-glow {
  position: absolute; inset: auto -10% -60% -10%; height: 60%;
  background: radial-gradient(50% 100% at 50% 100%, rgba(34,211,238,.18), transparent 70%);
  pointer-events: none;
}
.contact-card .eyebrow { justify-content: center; }
.contact-title {
  margin: 0 auto 16px;
  font-size: clamp(28px, 4.2vw, 44px);
  letter-spacing: -.025em;
  line-height: 1.12;
  font-weight: 700;
  max-width: 16ch;
}
.contact-lead {
  margin: 0 auto 30px;
  max-width: 60ch;
  color: var(--text-dim);
  font-size: 17px;
}
.contact-actions { display: flex; flex-direction: column; align-items: center; gap: 14px; }
.contact-email { margin: 0; font-family: var(--mono); font-size: 13.5px; color: var(--muted); }
.contact-email a { color: var(--accent); }
.contact-email a:hover { text-decoration: underline; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 44px 0; }
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 26px;
  flex-wrap: wrap;
}
.footer-brand { max-width: 420px; }
.footer-logo .logo { height: 26px; margin-bottom: 12px; }
.footer-brand p { margin: 0; color: var(--muted); font-size: 14px; }
.footer-meta { text-align: right; }
.footer-email { color: var(--text); font-family: var(--mono); font-size: 14px; }
.footer-email:hover { color: var(--accent); }
.footer-meta .muted { margin: 8px 0 0; color: var(--muted); font-size: 13px; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .pillars { grid-template-columns: 1fr; gap: 26px; }
}
@media (max-width: 720px) {
  .nav-links { display: none; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .cards { grid-template-columns: 1fr; }
  .nav { gap: 12px; }
  .nav-actions { gap: 10px; }
  .btn { padding: 11px 16px; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .footer-meta { text-align: left; }
}

/* ---------- Motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; }
  .pulse { animation: none; }
  .btn:hover, .card:hover { transform: none; }
}