/* Nexeraweb — precision tech studio (not a theme clone) */
:root {
  --ink: #071018;
  --ink-2: #0d1822;
  --panel: #12202c;
  --line: rgba(232, 238, 242, 0.12);
  --text: #e8eef2;
  --muted: #93a4b3;
  --accent: #4fd1c5;
  --accent-2: #f0b429;
  --accent-ink: #04201d;
  --bone: #f3f6f8;
  --danger: #ff6b6b;
  --radius: 14px;
  --max: 1120px;
  --font: "Figtree", system-ui, sans-serif;
  --display: "Syne", "Figtree", system-ui, sans-serif;
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.35);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-weight: 450;
  font-size: 1.05rem;
  color: var(--text);
  background: var(--ink);
  line-height: 1.6;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}

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

/* —— Header —— */
.site-header {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(16px);
  background: rgba(7, 16, 24, 0.82);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; min-height: 72px;
}
.brand {
  display: inline-flex; align-items: center; gap: 0.7rem;
  font-family: var(--display); font-weight: 700; letter-spacing: -0.03em;
  font-size: 1.2rem;
}
.brand-mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: linear-gradient(145deg, var(--accent), #1f8f86 55%, var(--accent-2));
  box-shadow: 0 0 0 1px rgba(79, 209, 197, 0.25), 0 10px 30px rgba(79, 209, 197, 0.2);
  position: relative;
}
.brand-mark::after {
  content: ""; position: absolute; inset: 9px;
  border: 2px solid rgba(7, 16, 24, 0.75); border-radius: 4px;
  border-right-color: transparent; transform: rotate(18deg);
}
.nav {
  display: flex; align-items: center; gap: 0.35rem;
}
.nav a {
  padding: 0.55rem 0.85rem; border-radius: 999px;
  color: var(--muted); font-weight: 600; font-size: 0.92rem;
}
.nav a:hover, .nav a[aria-current="page"] { color: var(--text); background: rgba(255,255,255,0.04); }
.nav-cta {
  margin-left: 0.4rem !important;
  background: var(--accent) !important; color: var(--accent-ink) !important;
}
.nav-cta:hover { filter: brightness(1.05); }
.nav-toggle {
  display: none; width: 44px; height: 44px; border-radius: 10px;
  border: 1px solid var(--line); background: transparent; color: var(--text);
  cursor: pointer;
}
.nav-toggle span {
  display: block; width: 18px; height: 2px; margin: 4px auto; background: currentColor;
}

@media (max-width: 860px) {
  .nav-toggle { display: inline-grid; place-items: center; }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 72px;
    flex-direction: column; align-items: stretch; gap: 0.25rem;
    padding: 1rem 1.25rem 1.25rem;
    background: rgba(7, 16, 24, 0.96); border-bottom: 1px solid var(--line);
  }
  .nav.open { display: flex; }
  .nav a { padding: 0.85rem 1rem; }
}

/* —— Buttons —— */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  min-height: 48px; padding: 0 1.25rem; border-radius: 999px;
  border: 1px solid transparent; font-weight: 700; cursor: pointer;
  transition: transform .2s ease, background .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-ghost {
  background: transparent; color: var(--text);
  border-color: var(--line);
}
.btn-ghost:hover { border-color: rgba(232,238,242,0.28); background: rgba(255,255,255,0.03); }

/* —— Hero —— */
.hero {
  position: relative; isolation: isolate;
  min-height: min(92vh, 920px);
  display: grid; align-items: end;
  padding: 5.5rem 0 4.5rem;
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0; z-index: -2;
  background:
    radial-gradient(900px 480px at 78% 18%, rgba(79, 209, 197, 0.22), transparent 60%),
    radial-gradient(700px 420px at 12% 80%, rgba(240, 180, 41, 0.12), transparent 55%),
    linear-gradient(180deg, #071018 0%, #0a1520 48%, #071018 100%);
}
.hero__grid {
  position: absolute; inset: 0; z-index: -1; opacity: 0.28;
  background-image:
    linear-gradient(rgba(232,238,242,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(232,238,242,0.06) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at 50% 30%, #000 20%, transparent 72%);
}
.hero__orbit {
  position: absolute; right: -8%; top: 8%; z-index: -1;
  width: min(560px, 70vw); aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(79, 209, 197, 0.25);
  box-shadow: inset 0 0 80px rgba(79, 209, 197, 0.08);
  animation: spin 48s linear infinite;
}
.hero__orbit::before {
  content: ""; position: absolute; width: 14px; height: 14px; border-radius: 50%;
  background: var(--accent); top: 12%; left: 50%;
  box-shadow: 0 0 24px var(--accent);
}
@keyframes spin { to { transform: rotate(360deg); } }

.hero__brand {
  font-family: var(--display);
  font-size: clamp(3.2rem, 9vw, 6.4rem);
  line-height: 0.92; letter-spacing: -0.05em; font-weight: 800;
  margin: 0 0 1.25rem;
}
.hero__brand span { color: var(--accent); }
.hero__kicker {
  display: inline-flex; align-items: center; gap: 0.55rem;
  margin: 0 0 1.1rem; color: var(--accent);
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase;
}
.hero__kicker::before {
  content: ""; width: 28px; height: 2px; background: currentColor;
}
.hero__lead {
  max-width: 38rem; margin: 0 0 1.75rem;
  color: var(--muted); font-size: clamp(1.02rem, 1.5vw, 1.15rem);
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.hero__meta {
  display: flex; flex-wrap: wrap; gap: 1.5rem;
  margin-top: 3rem; padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}
.hero__meta strong {
  display: block; font-family: var(--display);
  font-size: 1.45rem; letter-spacing: -0.03em;
}
.hero__meta span { color: var(--muted); font-size: 0.88rem; }

/* —— Sections —— */
.section { padding: 5.5rem 0; }
.section--bone { background: var(--bone); color: var(--ink); }
.section--bone .muted { color: #5b6b78; }
.section--bone .eyebrow { color: #0f766e; }
.section--panel { background: var(--ink-2); }
.eyebrow {
  margin: 0 0 0.7rem;
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--accent);
}
.h2 {
  margin: 0 0 1rem;
  font-family: var(--display);
  font-size: clamp(2rem, 4.4vw, 3.1rem);
  line-height: 1.05; letter-spacing: -0.04em; font-weight: 700;
}
.lede {
  margin: 0; max-width: 40rem;
  color: var(--muted); font-size: 1.05rem;
}
.section--bone .lede { color: #5b6b78; }
.section-head {
  display: grid; gap: 1rem;
  margin-bottom: 2.5rem;
  max-width: 40rem;
}
.section-head.row {
  max-width: none;
  grid-template-columns: 1.2fr 1fr;
  align-items: end; justify-content: space-between;
}
@media (max-width: 800px) {
  .section-head.row { grid-template-columns: 1fr; }
}

/* Feature strip */
.feature-strip {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
}
@media (max-width: 800px) { .feature-strip { grid-template-columns: 1fr; } }
.feature {
  padding: 1.4rem 1.35rem;
  border: 1px solid var(--line); border-radius: var(--radius);
  background: rgba(255,255,255,0.02);
}
.feature .label {
  margin: 0 0 0.45rem; color: var(--accent);
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em; text-transform: uppercase;
}
.feature h3 {
  margin: 0; font-family: var(--display);
  font-size: 1.25rem; letter-spacing: -0.02em;
}

/* Split */
.split {
  display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 3rem; align-items: center;
}
@media (max-width: 900px) { .split { grid-template-columns: 1fr; gap: 2rem; } }
.checklist { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: 0.85rem; }
.checklist li {
  display: grid; grid-template-columns: 22px 1fr; gap: 0.75rem; align-items: start;
  color: var(--muted);
}
.section--bone .checklist li { color: #41505c; }
.checklist li::before {
  content: ""; width: 18px; height: 18px; margin-top: 0.2rem; border-radius: 50%;
  background: var(--accent);
  box-shadow: inset 0 0 0 4px var(--ink);
}
.section--bone .checklist li::before { box-shadow: inset 0 0 0 4px var(--bone); }

.vision-panel {
  position: relative; min-height: 420px; border-radius: 22px; overflow: hidden;
  background:
    linear-gradient(160deg, rgba(7,16,24,0.15), rgba(7,16,24,0.72)),
    url("https://images.unsplash.com/photo-1451187580459-43490279c0fa?auto=format&fit=crop&w=1400&q=80") center/cover;
  box-shadow: var(--shadow);
}
.vision-panel__copy {
  position: absolute; left: 1.4rem; right: 1.4rem; bottom: 1.4rem;
  padding: 1.2rem 1.25rem; border-radius: 14px;
  background: rgba(7, 16, 24, 0.78); border: 1px solid var(--line);
  backdrop-filter: blur(10px);
}
.vision-panel__copy strong {
  display: block; font-family: var(--display);
  font-size: 1.2rem; letter-spacing: -0.02em; margin-bottom: 0.35rem;
}
.vision-panel__copy p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* Skills */
.skills {
  display: grid; gap: 1.1rem; margin-top: 2rem;
}
.skill {
  display: grid; gap: 0.45rem;
}
.skill-top {
  display: flex; justify-content: space-between; gap: 1rem;
  font-weight: 700; font-size: 0.95rem;
}
.skill-bar {
  height: 8px; border-radius: 999px; background: rgba(255,255,255,0.08); overflow: hidden;
}
.section--bone .skill-bar { background: rgba(7,16,24,0.08); }
.skill-bar > span {
  display: block; height: 100%; width: 0; border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), #7be8df);
  transition: width 1.1s cubic-bezier(.2,.8,.2,1);
}
.skill-bar > span.on { width: var(--w); }

/* Services grid */
.services {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem;
}
@media (max-width: 760px) { .services { grid-template-columns: 1fr; } }
.service {
  display: grid; gap: 0.85rem;
  padding: 1.55rem 1.45rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(255,255,255,0.02);
  transition: border-color .2s ease, transform .2s ease, background .2s ease;
}
.service:hover {
  transform: translateY(-3px);
  border-color: rgba(79, 209, 197, 0.45);
  background: rgba(79, 209, 197, 0.05);
}
.service-icon {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center;
  background: rgba(79, 209, 197, 0.12); color: var(--accent);
  font-family: var(--display); font-weight: 700;
}
.service h3 {
  margin: 0; font-family: var(--display);
  font-size: 1.35rem; letter-spacing: -0.02em;
}
.service p { margin: 0; color: var(--muted); }
.service .more {
  color: var(--accent); font-weight: 700; font-size: 0.92rem;
}

/* Reviews */
.reviews {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
}
@media (max-width: 900px) { .reviews { grid-template-columns: 1fr; } }
.review {
  padding: 1.5rem;
  border-radius: var(--radius);
  background: var(--panel);
  border: 1px solid var(--line);
}
.review p {
  margin: 0 0 1.25rem; color: var(--text);
  font-size: 1rem; line-height: 1.6;
}
.review footer {
  display: flex; align-items: center; gap: 0.75rem;
}
.avatar {
  width: 40px; height: 40px; border-radius: 50%;
  display: grid; place-items: center;
  background: rgba(79, 209, 197, 0.18); color: var(--accent);
  font-weight: 700; font-size: 0.85rem;
}
.review strong { display: block; font-size: 0.95rem; }
.review span { color: var(--muted); font-size: 0.82rem; }

/* CTA band */
.cta {
  position: relative; overflow: hidden;
  border-radius: 24px; padding: 3rem 2rem;
  background:
    radial-gradient(600px 220px at 85% 0%, rgba(240,180,41,0.18), transparent 60%),
    linear-gradient(120deg, #0f2a33, #0b1c28 45%, #132a24);
  border: 1px solid var(--line);
  display: grid; gap: 1.25rem; justify-items: start;
}
.cta h2 { margin: 0; max-width: 18ch; }
.cta p { margin: 0; color: var(--muted); max-width: 42rem; }

/* Page hero (inner) */
.page-hero {
  padding: 4.5rem 0 2.5rem;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(700px 280px at 90% 0%, rgba(79,209,197,0.16), transparent 60%),
    var(--ink);
}
.page-hero h1 {
  margin: 0.4rem 0 0.9rem;
  font-family: var(--display);
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  letter-spacing: -0.04em; line-height: 1.02;
}

/* FAQ */
.faq { display: grid; gap: 0.75rem; }
.faq details {
  border: 1px solid var(--line); border-radius: 12px;
  background: rgba(255,255,255,0.02); padding: 1rem 1.15rem;
}
.faq summary {
  cursor: pointer; font-weight: 700; list-style: none;
  display: flex; justify-content: space-between; gap: 1rem; align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--accent); font-size: 1.3rem; }
.faq details[open] summary::after { content: "–"; }
.faq details p { margin: 0.85rem 0 0.2rem; color: var(--muted); }

/* Contact */
.contact-grid {
  display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 1.5rem;
}
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-card, .form-card {
  border: 1px solid var(--line); border-radius: 18px;
  background: rgba(255,255,255,0.02); padding: 1.5rem;
}
.contact-list { list-style: none; padding: 0; margin: 1.25rem 0 0; display: grid; gap: 1rem; }
.contact-list li { color: var(--muted); }
.contact-list strong { display: block; color: var(--text); margin-bottom: 0.15rem; }
.form-grid { display: grid; gap: 0.9rem; }
.form-grid label { display: grid; gap: 0.4rem; font-weight: 600; font-size: 0.9rem; }
.form-grid input, .form-grid textarea, .form-grid select {
  width: 100%; min-height: 46px; border-radius: 10px;
  border: 1px solid var(--line); background: rgba(0,0,0,0.25);
  color: var(--text); padding: 0.7rem 0.85rem; outline: none;
}
.form-grid textarea { min-height: 140px; resize: vertical; }
.form-grid input:focus, .form-grid textarea:focus, .form-grid select:focus {
  border-color: rgba(79, 209, 197, 0.55);
  box-shadow: 0 0 0 3px rgba(79, 209, 197, 0.15);
}
.form-note { margin: 0.5rem 0 0; color: var(--muted); font-size: 0.88rem; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 3.5rem 0 2rem;
  background: #050b11;
}
.footer-grid {
  display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 2rem;
  margin-bottom: 2.5rem;
}
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h3 {
  margin: 0 0 1rem; font-size: 0.75rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--muted);
}
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.55rem; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--text); }
.footer-brand p { color: var(--muted); max-width: 28rem; }
.footer-bottom {
  display: flex; flex-wrap: wrap; gap: 0.75rem; justify-content: space-between;
  padding-top: 1.25rem; border-top: 1px solid var(--line);
  color: var(--muted); font-size: 0.88rem;
}

/* Motion */
.reveal {
  opacity: 0; transform: translateY(18px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero__orbit { animation: none; }
}