/* ============================================================
   Conneksio — landing styles (brandbook v1.0)
   Type: Outfit (headings/labels) · Inter (body)
   Brand: #6D28D9 purple · #22d3ee cyan · #181620 ink · #F4F2F8 light · #15131C dark
   ============================================================ */

:root {
  /* light theme (default) */
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-2: #f4f2f8;
  --ink: #181620;
  --ink-soft: #3a3646;
  --muted: #6b6677;
  --faint: #9a95a8;
  --line: #ece9f2;
  --line-strong: #ddd6ea;

  /* brand */
  --accent: #6d28d9;
  --accent-2: #22d3ee;
  --accent-ink: #ffffff;

  /* dark surfaces (always dark, regardless of theme) */
  --navy: #15131c;
  --navy-2: #1d1a27;
  --navy-line: #2c2738;
  --navy-ink: #f4f2f8;
  --navy-muted: #9a95a8;

  /* fonts */
  --font-head: "Outfit", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-label: "Outfit", system-ui, sans-serif;

  --maxw: 1180px;
  --radius: 16px;
  --radius-sm: 10px;
  --gutter: clamp(20px, 5vw, 56px);
}

[data-theme="dark"] {
  --bg: #15131c;
  --surface: #1c1925;
  --surface-2: #221e2e;
  --ink: #f4f2f8;
  --ink-soft: #cfc9da;
  --muted: #9a95a8;
  --faint: #807a90;
  --line: #2a2536;
  --line-strong: #372f47;
  --navy: #100e16;
  --navy-2: #1a1722;
}

[data-radius="sharp"] {
  --radius: 4px;
  --radius-sm: 3px;
}

* { box-sizing: border-box; }

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

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

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0;
  color: var(--ink);
  text-wrap: balance;
}

p { margin: 0; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.eyebrow {
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 11px;
  margin: 0;
}
.eyebrow::before {
  content: "";
  width: 24px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  display: inline-block;
}

.accent-text {
  background: linear-gradient(100deg, var(--accent) 25%, var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- brand lockup ----------
   Per brandbook: the connector mark equals the height of the lowercase
   letters and shares their optical centre; the "k" ascender rises above it. */
.brand { display: inline-flex; align-items: center; gap: 0.34em; font-size: 1.46rem; line-height: 1; }
.brand .mark { height: 0.58em; width: 0.59em; flex: none; margin-top: 0.05em; }
.wordmark {
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1em;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
}
.wordmark .neks { color: var(--accent); }
.section--dark .wordmark, .footer .wordmark { color: var(--navy-ink); }
.section--dark .wordmark .neks, .footer .wordmark .neks { color: var(--accent); }

/* ---------- buttons ---------- */
.btn {
  --pad-y: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.98rem;
  padding: var(--pad-y) 24px;
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .18s ease, background .18s ease, border-color .18s ease, box-shadow .18s ease, color .18s ease;
  white-space: nowrap;
}
[data-radius="sharp"] .btn { border-radius: 4px; }
.btn:active { transform: translateY(1px); }
.btn--primary {
  background: var(--accent);
  color: var(--accent-ink);
  box-shadow: 0 10px 26px -12px color-mix(in oklab, var(--accent), transparent 25%);
}
.btn--primary:hover { background: color-mix(in oklab, var(--accent), #000 10%); box-shadow: 0 14px 32px -12px color-mix(in oklab, var(--accent), transparent 18%); }
.btn--ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line-strong);
}
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); background: color-mix(in oklab, var(--accent), transparent 95%); }
.btn--wa {
  background: #1faf54;
  color: #fff;
}
.btn--wa:hover { background: #1c9c4b; }
.btn--lg { --pad-y: 17px; font-size: 1.05rem; padding-inline: 30px; }

.btn svg { width: 18px; height: 18px; }

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--bg), transparent 12%);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .25s ease, background .25s ease;
}
.site-header[data-scrolled="true"] {
  border-bottom-color: var(--line);
  background: color-mix(in oklab, var(--bg), transparent 4%);
}
.nav {
  height: 92px;
  display: flex;
  align-items: center;
  gap: 28px;
}
/* enlarged header lockup (per request ~2x) */
.site-header .brand { font-size: 2.6rem; }

/* ---------- language switch ---------- */
.lang-switch {
  display: inline-flex;
  gap: 2px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px;
}
.lang-switch button {
  font-family: var(--font-label);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  color: var(--muted);
  background: none;
  border: 0;
  cursor: pointer;
  padding: 6px 11px;
  border-radius: 999px;
  line-height: 1;
  transition: color .15s ease, background .15s ease;
}
.lang-switch button:hover { color: var(--ink); }
.lang-switch button[aria-pressed="true"] { background: var(--accent); color: #fff; }
.nav-links {
  display: flex;
  gap: 26px;
  margin-left: auto;
  list-style: none;
  padding: 0;
}
.nav-links a {
  font-size: 0.95rem;
  color: var(--ink-soft);
  font-weight: 500;
  transition: color .15s ease;
}
.nav-links a:hover { color: var(--accent); }
.nav-actions { display: flex; align-items: center; gap: 14px; }
.nav-actions .wa-mini {
  display: inline-flex; align-items: center; gap: 7px;
  font-size: 0.92rem; font-weight: 600; color: var(--ink-soft);
}
.nav-actions .wa-mini:hover { color: var(--accent); }
.nav-actions .wa-mini svg { width: 18px; height: 18px; }

.menu-toggle {
  display: none;
  margin-left: auto;
  width: 44px; height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 11px;
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  align-items: center; justify-content: center;
}
.menu-toggle svg { width: 20px; height: 20px; }

/* ---------- sections ---------- */
section { position: relative; }
.section-pad { padding-block: clamp(72px, 10vw, 132px); }
.section--dark {
  background: var(--navy);
  color: var(--navy-ink);
}
.section--dark h1, .section--dark h2, .section--dark h3 { color: var(--navy-ink); }
.section--dark .eyebrow { color: var(--accent-2); }
.section--dark .eyebrow::before { background: var(--accent-2); }
.section--alt { background: var(--surface-2); }

.section-head { max-width: 720px; margin-bottom: clamp(40px, 5vw, 64px); }
.section-head h2 { font-size: clamp(2rem, 4.4vw, 3.3rem); margin-top: 18px; }
.section-head p { margin-top: 18px; color: var(--muted); font-size: 1.1rem; }
.section--dark .section-head p { color: var(--navy-muted); }

/* ---------- hero ---------- */
.hero { position: relative; overflow: hidden; background: var(--navy); color: var(--navy-ink); }
.hero canvas {
  position: absolute; inset: 0; width: 100%; height: 100%;
  z-index: 0; opacity: .9;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(120% 80% at 82% -10%, color-mix(in oklab, var(--accent), transparent 62%), transparent 52%),
    radial-gradient(80% 60% at 5% 110%, color-mix(in oklab, var(--accent-2), transparent 82%), transparent 55%);
  pointer-events: none; z-index: 1;
}
.hero .wrap { position: relative; z-index: 2; }
.hero-inner { padding-block: clamp(84px, 13vw, 168px); max-width: 940px; }
.hero h1 {
  font-size: clamp(2.7rem, 6.6vw, 5.4rem);
  margin-top: 26px;
  color: var(--navy-ink);
}
.hero .lead {
  margin-top: 26px;
  font-size: clamp(1.12rem, 1.9vw, 1.4rem);
  color: var(--navy-muted);
  max-width: 660px;
  line-height: 1.55;
}
.hero-cta { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 14px; }
.hero .btn--ghost { color: var(--navy-ink); border-color: var(--navy-line); }
.hero .btn--ghost:hover { border-color: var(--accent-2); color: var(--accent-2); background: rgba(255,255,255,.05); }
.hero-meta {
  margin-top: 40px;
  display: flex; flex-wrap: wrap; gap: 10px 26px;
  font-family: var(--font-label);
  font-weight: 500;
  font-size: 0.9rem; letter-spacing: 0.02em;
  color: var(--navy-muted);
}
.hero-meta span { display: inline-flex; align-items: center; gap: 9px; }
.hero-meta span::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent-2); }

/* ---------- stack marquee ---------- */
.stack {
  background: var(--navy-2);
  border-block: 1px solid var(--navy-line);
  padding-block: 28px;
  overflow: hidden;
  color: var(--navy-muted);
}
.stack-label {
  font-family: var(--font-label); font-weight: 600; font-size: .8rem; letter-spacing: .12em;
  text-transform: uppercase; color: var(--navy-muted);
  text-align: center; margin-bottom: 20px;
}
.marquee { display: flex; overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-track {
  display: flex; gap: 46px; padding-right: 46px;
  animation: marquee 36s linear infinite;
  white-space: nowrap;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
@media (prefers-reduced-motion: reduce) { .marquee-track { animation: none; flex-wrap: wrap; justify-content: center; } }
.marquee-track span {
  font-family: var(--font-head); font-size: 1.04rem; font-weight: 600;
  color: var(--navy-ink); opacity: .62; letter-spacing: -.01em;
}
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------- services grid ---------- */
.grid-services {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 28px 32px;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in oklab, var(--accent), transparent 55%);
  box-shadow: 0 22px 48px -28px color-mix(in oklab, var(--accent), transparent 30%);
}
.card .num {
  font-family: var(--font-label); font-weight: 600; font-size: .82rem; letter-spacing: .08em;
  color: var(--accent);
}
.card .icon {
  width: 48px; height: 48px; margin-bottom: 20px;
  border-radius: 13px;
  display: grid; place-items: center;
  background: color-mix(in oklab, var(--accent), transparent 88%);
  color: var(--accent);
}
[data-theme="dark"] .card .icon { background: color-mix(in oklab, var(--accent), transparent 78%); color: #c4b5fd; }
.card .icon svg { width: 25px; height: 25px; }
.card h3 { font-size: 1.34rem; margin-bottom: 10px; margin-top: 14px; }
.card p { color: var(--muted); font-size: 1rem; }

/* ---------- value props ---------- */
.values { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px 50px; }
.value {
  display: grid; grid-template-columns: auto 1fr; gap: 18px;
  padding: 24px 0;
  border-top: 1px solid var(--navy-line);
}
.value .v-num { font-family: var(--font-label); font-weight: 600; color: var(--accent-2); font-size: .92rem; padding-top: 4px; }
.value h3 { font-size: 1.3rem; margin-bottom: 8px; }
.value p { color: var(--navy-muted); }

/* ---------- process ---------- */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; }
.step { position: relative; padding: 0 20px; }
.step:not(:last-child)::after {
  content: ""; position: absolute; top: 24px; left: 50%; right: -50%;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--line-strong) 0 7px, transparent 7px 14px);
}
.step .dot {
  position: relative; z-index: 1;
  width: 50px; height: 50px; border-radius: 50%;
  background: var(--surface); border: 2px solid var(--accent);
  color: var(--accent);
  display: grid; place-items: center;
  font-family: var(--font-head); font-weight: 600; font-size: 1.1rem;
  margin-bottom: 22px;
}
.step h3 { font-size: 1.16rem; margin-bottom: 8px; }
.step p { color: var(--muted); font-size: .96rem; }

/* ---------- tech stack ---------- */
.tech { display: grid; grid-template-columns: repeat(5, 1fr); gap: 28px; }
.tech-col h4 {
  font-family: var(--font-label); font-weight: 600; font-size: .82rem; letter-spacing: .1em;
  text-transform: uppercase; color: var(--accent-2);
  padding-bottom: 14px; margin-bottom: 16px;
  border-bottom: 1px solid var(--navy-line);
}
.tech-col ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 11px; }
.tech-col li { color: var(--navy-ink); opacity: .82; font-size: 1.02rem; }

/* ---------- solutions / what we build ---------- */
.solutions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.solution {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: var(--radius); overflow: hidden;
  display: flex; flex-direction: column;
}
.solution image-slot { width: 100%; height: 196px; display: block; border-bottom: 1px solid var(--line); }
/* static production placeholder (replace with a real <img class="solution-media">) */
.solution .solution-media {
  width: 100%; height: 196px; border-bottom: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  background:
    repeating-linear-gradient(135deg, var(--surface-2) 0 10px, transparent 10px 20px),
    var(--surface);
  object-fit: cover;
}
.solution img.solution-media { display: block; }
.solution .ph-cap {
  font-family: var(--font-label); font-weight: 600;
  font-size: .78rem; letter-spacing: .06em; text-transform: uppercase;
  color: var(--faint); background: var(--surface);
  padding: 7px 13px; border-radius: 7px; border: 1px solid var(--line);
}
[data-radius="sharp"] .solution .ph-cap { border-radius: 3px; }
.solution .s-body { padding: 24px 26px 28px; }
.solution .s-tag { font-family: var(--font-label); font-weight: 600; font-size: .78rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); }
.solution h3 { font-size: 1.26rem; margin: 12px 0 9px; }
.solution p { color: var(--muted); font-size: .98rem; }

/* ---------- FAQ ---------- */
.faq { max-width: 820px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-q {
  width: 100%; background: none; border: 0; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
  padding: 26px 4px; text-align: left;
  font-family: var(--font-head); font-weight: 600; font-size: 1.2rem;
  color: var(--ink); letter-spacing: -0.01em;
}
.faq-q .pm { flex: none; width: 24px; height: 24px; position: relative; }
.faq-q .pm::before, .faq-q .pm::after {
  content: ""; position: absolute; inset: 0; margin: auto;
  background: var(--accent); transition: transform .25s ease, opacity .25s ease;
}
.faq-q .pm::before { width: 16px; height: 2px; }
.faq-q .pm::after { width: 2px; height: 16px; }
.faq-item[data-open="true"] .pm::after { transform: rotate(90deg); opacity: 0; }
.faq-a { overflow: hidden; max-height: 0; transition: max-height .3s ease; }
.faq-a-inner { padding: 0 4px 26px; color: var(--muted); font-size: 1.04rem; max-width: 680px; }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(36px, 5vw, 72px); align-items: start; }
.contact-info .eyebrow { color: var(--accent-2); }
.contact-info .eyebrow::before { background: var(--accent-2); }
.contact-info h2 { font-size: clamp(2rem, 4vw, 3rem); margin-top: 18px; color: var(--navy-ink); }
.contact-info > p { color: var(--navy-muted); margin-top: 18px; font-size: 1.1rem; max-width: 460px; }
.contact-list { margin-top: 38px; display: grid; gap: 4px; }
.contact-row {
  display: flex; align-items: center; gap: 16px;
  padding: 18px 0; border-top: 1px solid var(--navy-line);
  color: var(--navy-ink); transition: color .15s ease;
}
.contact-row:hover { color: var(--accent-2); }
.contact-row .ci {
  width: 46px; height: 46px; flex: none; border-radius: 12px;
  display: grid; place-items: center;
  background: var(--navy-2); border: 1px solid var(--navy-line); color: var(--accent-2);
}
.contact-row .ci svg { width: 21px; height: 21px; }
.contact-row .c-label { font-family: var(--font-label); font-weight: 600; font-size: .76rem; letter-spacing: .08em; text-transform: uppercase; color: var(--navy-muted); }
.contact-row .c-value { font-size: 1.12rem; font-weight: 500; }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(26px, 3vw, 38px);
  color: var(--ink);
}
.contact-form h3 { font-size: 1.5rem; margin-bottom: 6px; }
.contact-form .form-sub { color: var(--muted); font-size: .98rem; margin-bottom: 24px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: .86rem; font-weight: 600; margin-bottom: 7px; color: var(--ink-soft); }
.field input, .field textarea {
  width: 100%; font-family: var(--font-body); font-size: 1rem;
  padding: 13px 15px; border-radius: var(--radius-sm);
  border: 1px solid var(--line-strong); background: var(--surface-2); color: var(--ink);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.field textarea { resize: vertical; min-height: 110px; }
.field input:focus, .field textarea:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent), transparent 80%);
}
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: #e0483a; }
.field .err { color: #e0483a; font-size: .8rem; margin-top: 6px; display: none; }
.field input[aria-invalid="true"] ~ .err, .field textarea[aria-invalid="true"] ~ .err { display: block; }
.form-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }
.form-actions .btn--primary { flex: 1; min-width: 160px; }
.form-note { font-size: .82rem; color: var(--muted); margin-top: 16px; text-align: center; }
.form-success {
  display: none; text-align: center; padding: 28px 10px;
}
.form-success.show { display: block; }
.form-success .check {
  width: 56px; height: 56px; margin: 0 auto 18px; border-radius: 50%;
  background: color-mix(in oklab, var(--accent), transparent 86%); color: var(--accent);
  display: grid; place-items: center;
}
.form-success .check svg { width: 28px; height: 28px; }
.form-success h3 { margin-bottom: 8px; }
.form-success p { color: var(--muted); }

/* ---------- footer ---------- */
.footer { background: var(--navy); color: var(--navy-muted); padding-block: 56px 40px; border-top: 1px solid var(--navy-line); }
.footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 30px; padding-bottom: 36px; border-bottom: 1px solid var(--navy-line); }
.footer-tag { max-width: 320px; margin-top: 16px; font-size: .98rem; }
.footer-cols { display: flex; gap: clamp(36px, 6vw, 90px); flex-wrap: wrap; }
.footer-col h5 { font-family: var(--font-label); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; color: var(--navy-muted); margin: 0 0 14px; font-weight: 600; }
.footer-col a, .footer-col span { display: block; color: var(--navy-ink); opacity: .8; font-size: .98rem; margin-bottom: 9px; }
.footer-col a:hover { opacity: 1; color: var(--accent-2); }
.footer-bottom { padding-top: 26px; display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; font-size: .86rem; }

/* ---------- reveal ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1 !important; transform: none !important; } }

/* ---------- responsive ---------- */
@media (max-width: 980px) {
  .grid-services { grid-template-columns: repeat(2, 1fr); }
  .tech { grid-template-columns: repeat(2, 1fr); gap: 28px 36px; }
  .steps { grid-template-columns: 1fr 1fr; gap: 30px 20px; }
  .step:not(:last-child)::after { display: none; }
  .solutions { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .nav-links, .nav-actions .btn, .nav-actions .wa-mini { display: none; }
  .menu-toggle { display: inline-flex; margin-left: 0; }
  .nav-actions { margin-left: auto; }
  .nav { gap: 14px; height: 74px; }
  .site-header .brand { font-size: 1.9rem; }
  .grid-services, .values, .solutions { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .tech { grid-template-columns: 1fr; }
  .footer-top { flex-direction: column; }

  .mobile-menu {
    position: fixed; inset: 74px 0 auto; z-index: 49;
    background: var(--surface); border-bottom: 1px solid var(--line);
    padding: 18px var(--gutter) 26px;
    display: none; flex-direction: column; gap: 4px;
    box-shadow: 0 24px 40px -28px rgba(10,8,18,.5);
  }
  .mobile-menu.open { display: flex; }
  .mobile-menu a { padding: 13px 0; font-size: 1.05rem; font-weight: 500; border-bottom: 1px solid var(--line); }
  .mobile-menu .btn { margin-top: 14px; }
}
@media (min-width: 721px) { .mobile-menu { display: none !important; } }