/* ==========  Nu-Tek — Affordable IT Solutions for SMBs  ========== */

:root {
  --bg: #04070f;
  --bg-alt: #070c1a;
  --surface: #0a1224;
  --surface-2: #0e1834;
  --border: rgba(57, 196, 255, 0.16);
  --text: #eaf6ff;
  --text-dim: #9fb3cc;
  --accent: #39c4ff;
  --accent-2: #6d8dff;
  --accent-strong: #0ea5e9;
  --green: #4ade80;
  --radius: 14px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.6);
  --neon: 0 0 18px rgba(57, 196, 255, 0.4);
  --font-body: "Inter", system-ui, -apple-system, sans-serif;
  --font-head: "Space Grotesk", var(--font-body);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

.container { width: min(1120px, 92%); margin: 0 auto; }

h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.3rem); font-weight: 700; }
h3 { font-size: 1.18rem; font-weight: 600; }

a { color: var(--accent); text-decoration: none; }

img { max-width: 100%; display: block; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 0.9rem;
}

.gradient-text {
  background: linear-gradient(92deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 16px rgba(57, 196, 255, 0.45));
}

/* ----------  Buttons  ---------- */
.btn {
  display: inline-block;
  padding: 0.72rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  border: 1px solid transparent;
  cursor: pointer;
  text-align: center;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(92deg, var(--accent-strong), var(--accent-2));
  color: #fff;
  box-shadow: var(--neon);
}
.btn-primary:hover { box-shadow: 0 0 28px rgba(57, 196, 255, 0.6); }
.btn-ghost {
  border-color: var(--border);
  color: var(--text);
  background: rgba(57, 196, 255, 0.05);
}
.btn-light {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  box-shadow: var(--neon), inset 0 0 12px rgba(57, 196, 255, 0.12);
  text-shadow: 0 0 10px rgba(57, 196, 255, 0.6);
}
.btn-light:hover { background: rgba(57, 196, 255, 0.1); }
.btn-lg { padding: 0.95rem 2.1rem; font-size: 1.02rem; }
.btn-nav { padding: 0.5rem 1.2rem; font-size: 0.88rem; }

/* ----------  Header / Nav  ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(4, 7, 15, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
}
.logo { display: inline-flex; align-items: center; gap: 0.55rem; }
.logo-img { height: 44px; width: auto; }
.logo-text {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--text);
  text-shadow: 0 0 14px rgba(57, 196, 255, 0.5);
}
.logo-text .accent { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  list-style: none;
}
.nav-links a:not(.btn) {
  color: var(--text-dim);
  font-weight: 500;
  font-size: 0.94rem;
  transition: color 0.15s ease;
}
.nav-links a:not(.btn):hover,
.nav-links a.active { color: var(--text); }
.nav-links a.active { color: var(--accent); }

.nav-toggle { display: none; background: none; border: none; }
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  border-radius: 2px;
}

/* ----------  Hero  ---------- */
.hero, .page-hero { position: relative; overflow: hidden; }
.hero-glow {
  position: absolute;
  inset: -40% -20% auto;
  height: 130%;
  background:
    radial-gradient(600px 420px at 22% 30%, rgba(57, 196, 255, 0.2), transparent 65%),
    radial-gradient(560px 400px at 80% 20%, rgba(109, 141, 255, 0.16), transparent 65%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
  padding: 5.5rem 0 5rem;
}
.hero-sub {
  color: var(--text-dim);
  font-size: 1.08rem;
  max-width: 36rem;
  margin: 1.3rem 0 2rem;
}
.hero-sub strong { color: var(--text); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.9rem; }
.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1.4rem;
  list-style: none;
  margin-top: 2rem;
  color: var(--text-dim);
  font-size: 0.9rem;
}
.hero-trust li { padding-left: 1.3rem; position: relative; }
.hero-trust li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}

.hero-photo {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.hero-photo img { width: 100%; height: 100%; object-fit: contain; background: #0e1630; }

.page-hero { padding: 5rem 0 3.5rem; }
.page-hero .container { position: relative; }
.page-hero .hero-sub { max-width: 42rem; }

/* ----------  Pricing banner  ---------- */
.price-banner {
  background: var(--bg-alt);
  border-block: 1px solid rgba(57, 196, 255, 0.35);
  box-shadow: inset 0 0 60px rgba(57, 196, 255, 0.07);
}
.price-banner-inner {
  display: flex;
  align-items: center;
  gap: 2.5rem;
  padding: 2.6rem 0;
  flex-wrap: wrap;
}
.price-banner h2 {
  color: var(--accent);
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  text-shadow: 0 0 18px rgba(57, 196, 255, 0.55);
}
.price-banner p {
  color: var(--text-dim);
  margin-top: 0.5rem;
  max-width: 46rem;
  font-size: 0.97rem;
}
.price-banner-inner > div { flex: 1; min-width: 280px; }

/* ----------  Sections  ---------- */
.section { padding: 5rem 0; }
.section-alt { background: var(--bg-alt); border-block: 1px solid var(--border); }
.section-head { max-width: 44rem; margin-bottom: 3rem; }
.section-sub { color: var(--text-dim); margin-top: 0.9rem; }
.section-cta { text-align: center; margin-top: 3rem; }

/* Service cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.4rem;
}
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.18s ease, border-color 0.18s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(57, 196, 255, 0.55);
  box-shadow: var(--neon);
}
.card-img {
  width: 100%;
  height: 180px;
  object-fit: contain;
  background: #0e1630;
  border-bottom: 1px solid var(--border);
}
.card-body {
  padding: 1.4rem 1.5rem 1.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  flex: 1;
}
.card-body p { color: var(--text-dim); font-size: 0.94rem; flex: 1; }
.card-link { font-weight: 600; font-size: 0.92rem; }

/* Why us */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 3.5rem;
  align-items: start;
}
.about-photo {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  position: sticky;
  top: 100px;
}
.about-photo img { width: 100%; object-fit: cover; }
.why-list { display: grid; gap: 1.8rem; margin-top: 1.8rem; }
.why-item h3 { margin-bottom: 0.55rem; display: flex; align-items: center; gap: 0.7rem; }
.why-num {
  font-family: var(--font-head);
  color: var(--accent);
  font-size: 0.9rem;
  border: 1px solid rgba(56, 189, 248, 0.4);
  border-radius: 8px;
  padding: 0.15rem 0.5rem;
}
.why-item p { color: var(--text-dim); font-size: 0.96rem; }

/* Steps */
.steps {
  display: flex;
  align-items: stretch;
  gap: 1.2rem;
}
.step {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.7rem 1.5rem;
}
.step-num {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-strong), var(--accent-2));
  font-family: var(--font-head);
  font-weight: 700;
  margin-bottom: 1rem;
}
.step p { color: var(--text-dim); font-size: 0.93rem; margin-top: 0.4rem; }
.step-arrow {
  align-self: center;
  color: var(--accent);
  font-size: 1.6rem;
  font-weight: 700;
}

/* CTA banner */
.cta-banner {
  background: var(--bg-alt);
  border-block: 1px solid rgba(57, 196, 255, 0.35);
  box-shadow: inset 0 0 60px rgba(57, 196, 255, 0.07);
  padding: 3.4rem 0;
}
.cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.cta-banner h2 { color: var(--text); text-shadow: 0 0 18px rgba(57, 196, 255, 0.35); }
.cta-banner p { color: var(--text-dim); margin-top: 0.4rem; }

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 3.5rem;
  align-items: start;
}
.contact-list { list-style: none; margin-top: 1.4rem; display: grid; gap: 0.7rem; color: var(--text-dim); }
.contact-list strong { color: var(--text); }
.contact-photo {
  margin-top: 2rem;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.contact-photo img { width: 100%; height: 260px; object-fit: contain; background: #0e1630; }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: grid;
  gap: 1.1rem;
}
.contact-form label {
  display: grid;
  gap: 0.4rem;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-dim);
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.7rem 0.9rem;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-note { font-size: 0.88rem; color: var(--green); min-height: 1.2em; }

/* ----------  Consultations page  ---------- */
.consult-list { display: grid; gap: 1.8rem; }
.consult {
  display: grid;
  grid-template-columns: 340px 1fr;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  scroll-margin-top: 90px;
  transition: border-color 0.18s ease;
}
.consult:hover { border-color: rgba(57, 196, 255, 0.55); box-shadow: var(--neon); }
.consult:nth-child(even) { grid-template-columns: 1fr 340px; }
.consult:nth-child(even) .consult-img { order: 2; }
.consult-img {
  width: 100%;
  height: 100%;
  min-height: 260px;
  object-fit: contain;
  background: #0e1630;
}
.consult-info { padding: 2rem 2.2rem; }
.consult-info p { color: var(--text-dim); margin: 0.6rem 0 0.9rem; font-size: 0.97rem; }
.consult-points { list-style: none; display: grid; gap: 0.35rem; }
.consult-points li {
  color: var(--text-dim);
  font-size: 0.92rem;
  padding-left: 1.4rem;
  position: relative;
}
.consult-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}
.consult-actions {
  margin-top: 1.4rem;
  display: flex;
  align-items: center;
  gap: 1.1rem;
  flex-wrap: wrap;
}
.consult-note { font-size: 0.82rem; color: var(--text-dim); }

.consult-title-link { color: var(--text); }
.consult-title-link:hover { color: var(--accent); }

/* ----------  Service detail pages  ---------- */
.detail-text { color: var(--text-dim); margin-top: 0.8rem; font-size: 0.99rem; }
.check-grid {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem 2.5rem;
}
.check-grid li {
  color: var(--text-dim);
  font-size: 0.96rem;
  padding-left: 1.7rem;
  position: relative;
}
.check-grid li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}
.detail-who { max-width: 44rem; gap: 0.7rem; }
.detail-who li { font-size: 1rem; }

.guarantee {
  margin-top: 3.5rem;
  text-align: center;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 3rem 2rem;
}
.guarantee p { color: var(--text-dim); max-width: 36rem; margin: 0.8rem auto 1.6rem; }

/* ----------  Footer  ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-alt);
  padding-top: 3.5rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
}
.footer-tag { color: var(--text-dim); font-size: 0.92rem; margin-top: 1rem; max-width: 22rem; }
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.footer-cols h4 { font-size: 0.95rem; margin-bottom: 0.9rem; }
.footer-cols ul { list-style: none; display: grid; gap: 0.5rem; }
.footer-cols a, .footer-cols li { color: var(--text-dim); font-size: 0.9rem; }
.footer-cols a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 1.3rem 0;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* ----------  Responsive  ---------- */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; padding: 4rem 0 3.5rem; }
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); align-self: flex-start; margin-left: 1.3rem; }
  .contact-grid, .about-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .about-photo { position: static; }
  .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
  .consult, .consult:nth-child(even) { grid-template-columns: 1fr; }
  .consult:nth-child(even) .consult-img { order: 0; }
  .consult-img { min-height: 0; height: 220px; }
}

@media (max-width: 640px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    padding: 1.3rem 5%;
    display: none;
  }
  .nav-links.open { display: flex; }
  .cards-grid, .check-grid { grid-template-columns: 1fr; }
  .price-banner-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.2rem;
  }
}