/* ============================================================
   LAN Controls — modern glassmorphic redesign
   ============================================================ */

:root {
  --bg-0: #060a14;
  --bg-1: #0a1120;
  --ink: #e8eef8;
  --ink-dim: #9fb0c8;
  --accent: #38bdf8;      /* electric cyan */
  --accent-2: #6366f1;    /* indigo */
  --accent-3: #22d3ee;
  --glass-bg: rgba(255, 255, 255, 0.055);
  --glass-bg-strong: rgba(255, 255, 255, 0.09);
  --glass-border: rgba(255, 255, 255, 0.12);
  --glass-shadow: 0 8px 32px rgba(2, 8, 23, 0.45);
  --radius: 20px;
  --font-display: "Sora", sans-serif;
  --font-body: "Inter", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: radial-gradient(1200px 800px at 80% -10%, #12203c 0%, var(--bg-0) 55%) fixed;
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
}

#bg-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

main, .nav-wrap, .footer { position: relative; z-index: 1; }

/* ---------- glass primitive ---------- */
.glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  box-shadow: var(--glass-shadow), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

/* ---------- typography ---------- */
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; line-height: 1.15; }
h1 { font-size: clamp(2.6rem, 6vw, 4.4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); letter-spacing: -0.01em; }
h3 { font-size: 1.2rem; }

.grad-text {
  background: linear-gradient(92deg, var(--accent) 0%, var(--accent-3) 50%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.9rem;
}

.section-sub { color: var(--ink-dim); max-width: 560px; margin: 1rem auto 0; }

/* ---------- nav ---------- */
.nav-wrap {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  padding: 14px clamp(16px, 4vw, 40px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 10px 22px;
  border-radius: 999px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px; height: 38px;
  border-radius: 12px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 4px 16px rgba(56, 189, 248, 0.4);
}

.brand-text { font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; letter-spacing: 0.01em; }
.brand-text em { font-style: normal; font-weight: 300; color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
  list-style: none;
}

.nav-links a {
  display: inline-block;
  padding: 8px 16px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--ink-dim);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.25s, background 0.25s;
}

.nav-links a:hover { color: var(--ink); background: rgba(255, 255, 255, 0.07); }
.nav-links a.active { color: var(--ink); background: rgba(255, 255, 255, 0.1); }

.nav-links a.nav-cta {
  color: #06121f;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  font-weight: 600;
}
.nav-links a.nav-cta:hover { filter: brightness(1.12); }

.nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--ink); margin: 5px 0; border-radius: 2px; transition: 0.3s; }

/* ---------- hero ---------- */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 140px clamp(16px, 5vw, 48px) 80px;
  position: relative;
}

.hero-inner { max-width: 900px; }

.hero-sub {
  color: var(--ink-dim);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  max-width: 640px;
  margin: 1.4rem auto 2.2rem;
}

.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  transition: transform 0.25s, box-shadow 0.25s, filter 0.25s;
}

.btn-primary {
  color: #06121f;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  box-shadow: 0 8px 28px rgba(56, 189, 248, 0.35);
}
.btn-primary:hover { transform: translateY(-2px); filter: brightness(1.1); }

.btn-glass {
  color: var(--ink);
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.btn-glass:hover { transform: translateY(-2px); background: rgba(255, 255, 255, 0.14); }

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(18px, 4vw, 48px);
  margin: 3rem auto 0;
  padding: 22px clamp(20px, 4vw, 44px);
  width: fit-content;
  max-width: 100%;
}

.stat { display: flex; flex-direction: column; align-items: center; min-width: 90px; }
.stat-num { font-family: var(--font-display); font-size: 2rem; font-weight: 700; display: inline; }
.stat-plus { color: var(--accent); font-family: var(--font-display); font-weight: 600; font-size: 1rem; margin-top: -6px; }
.stat-label { font-size: 0.78rem; color: var(--ink-dim); margin-top: 2px; white-space: nowrap; }
.stat-divider { width: 1px; height: 44px; background: var(--glass-border); }

.scroll-hint {
  position: absolute;
  bottom: 26px; left: 50%;
  transform: translateX(-50%);
  width: 24px; height: 40px;
  border: 2px solid rgba(255, 255, 255, 0.25);
  border-radius: 14px;
}
.scroll-hint span {
  position: absolute;
  top: 7px; left: 50%;
  width: 4px; height: 8px;
  margin-left: -2px;
  border-radius: 2px;
  background: var(--accent);
  animation: scrollDot 1.8s ease-in-out infinite;
}
@keyframes scrollDot { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* ---------- sections ---------- */
.section {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(70px, 10vw, 120px) clamp(16px, 5vw, 48px);
  scroll-margin-top: 70px;
}

.section-head { text-align: center; margin-bottom: clamp(36px, 6vw, 64px); }

/* ---------- service cards ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 22px;
}

.card {
  padding: 30px 28px;
  transition: transform 0.35s ease, background 0.35s ease, border-color 0.35s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(420px 200px at var(--mx, 50%) var(--my, 0%), rgba(56, 189, 248, 0.12), transparent 65%);
  opacity: 0;
  transition: opacity 0.35s;
  pointer-events: none;
}

.card:hover { transform: translateY(-6px); border-color: rgba(56, 189, 248, 0.35); }
.card:hover::before { opacity: 1; }

.card-icon {
  width: 52px; height: 52px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  margin-bottom: 18px;
  color: var(--accent);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.22);
}
.card-icon svg { width: 26px; height: 26px; }

.card h3 { margin-bottom: 10px; }
.card p { color: var(--ink-dim); font-size: 0.95rem; }

/* ---------- about ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}

.about-copy p { color: var(--ink-dim); margin-top: 1rem; }
.about-copy h2 { margin-top: 0.2rem; }

.check-list { list-style: none; margin-top: 1.6rem; display: grid; gap: 12px; }
.check-list li { padding-left: 32px; position: relative; color: var(--ink); }
.check-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 3px;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  -webkit-mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10" fill="black" stroke="none"/><polyline points="8 12.5 11 15.5 16 9.5" stroke="white"/></svg>') center / contain no-repeat;
          mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="black" stroke-width="3" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="10" fill="black" stroke="none"/><polyline points="8 12.5 11 15.5 16 9.5" stroke="white"/></svg>') center / contain no-repeat;
}

.about-panel { padding: clamp(24px, 3.5vw, 40px); }

.timeline { display: grid; gap: 26px; position: relative; }
.timeline::before {
  content: "";
  position: absolute;
  left: 34px; top: 14px; bottom: 14px;
  width: 1px;
  background: linear-gradient(var(--accent), transparent);
  opacity: 0.35;
}

.timeline-item { display: flex; gap: 20px; align-items: flex-start; position: relative; }
.timeline-year {
  flex: 0 0 68px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--accent);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 10px;
  text-align: center;
  padding: 6px 0;
}
.timeline-item h4 { font-size: 1.02rem; margin-bottom: 4px; }
.timeline-item p { color: var(--ink-dim); font-size: 0.9rem; }

/* ---------- capabilities ---------- */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 22px;
}

.cap { padding: 28px 26px; transition: transform 0.35s, border-color 0.35s; }
.cap:hover { transform: translateY(-5px); border-color: rgba(99, 102, 241, 0.4); }
.cap-num {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--accent-2);
  letter-spacing: 0.15em;
}
.cap h3 { margin: 10px 0 8px; }
.cap p { color: var(--ink-dim); font-size: 0.92rem; }

/* ---------- contact ---------- */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(28px, 5vw, 56px);
  padding: clamp(28px, 5vw, 56px);
}

.contact-copy p { color: var(--ink-dim); margin-top: 1rem; }

.contact-details { margin-top: 1.8rem; display: grid; gap: 14px; }
.contact-line {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
}
a.contact-line:hover { color: var(--accent); }
.contact-ico {
  width: 40px; height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  color: var(--accent);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.22);
  flex: 0 0 auto;
}

.contact-form { display: grid; gap: 14px; align-content: start; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.contact-form label {
  display: grid;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-dim);
  letter-spacing: 0.03em;
}

.contact-form input,
.contact-form textarea {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 12px 14px;
  outline: none;
  transition: border-color 0.25s, background 0.25s;
  resize: vertical;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder { color: rgba(159, 176, 200, 0.55); }

.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
  background: rgba(56, 189, 248, 0.07);
}

.contact-form .btn { justify-self: start; margin-top: 4px; }
.form-sent { display: none; color: var(--accent-3); font-size: 0.9rem; font-weight: 500; }
.form-sent.show { display: block; }

/* ---------- footer ---------- */
.footer { padding: 0 clamp(16px, 5vw, 48px) 40px; }
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(28px, 4vw, 44px);
  display: grid;
  grid-template-columns: 1.2fr auto;
  gap: 24px;
  align-items: start;
}
.footer-brand p { color: var(--ink-dim); font-size: 0.88rem; margin-top: 10px; }
.footer-links { display: grid; gap: 8px; justify-items: start; }
.footer-links a { color: var(--ink-dim); text-decoration: none; font-size: 0.9rem; transition: color 0.25s; }
.footer-links a:hover { color: var(--accent); }
.footer-copy { grid-column: 1 / -1; border-top: 1px solid var(--glass-border); padding-top: 18px; color: var(--ink-dim); font-size: 0.82rem; }

/* ============================================================
   Product / service detail pages
   ============================================================ */

.page-hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 150px clamp(16px, 5vw, 48px) 10px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--ink-dim);
  margin-bottom: 1.2rem;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--ink-dim); text-decoration: none; transition: color 0.25s; }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { opacity: 0.4; }
.breadcrumb .current { color: var(--accent); font-weight: 500; }

.page-hero h1 { font-size: clamp(2.1rem, 4.5vw, 3.2rem); }
.page-lede { color: var(--ink-dim); max-width: 640px; margin-top: 1rem; font-size: 1.05rem; }

.product-layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: clamp(30px, 5vw, 56px) clamp(16px, 5vw, 48px) clamp(60px, 8vw, 100px);
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: clamp(22px, 3.5vw, 40px);
  align-items: start;
}

/* sidebar category nav */
.side-nav { position: sticky; top: 96px; padding: 18px; }
.side-nav h4 {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-dim);
  padding: 6px 12px 12px;
}
.side-nav a {
  display: block;
  padding: 10px 14px;
  border-radius: 12px;
  text-decoration: none;
  color: var(--ink-dim);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.25s, background 0.25s;
}
.side-nav a:hover { color: var(--ink); background: rgba(255, 255, 255, 0.07); }
.side-nav a.active {
  color: #06121f;
  background: linear-gradient(135deg, var(--accent), var(--accent-3));
  font-weight: 600;
}

/* main content column */
.product-main { display: grid; gap: 24px; min-width: 0; }

.content-panel { padding: clamp(24px, 3.5vw, 40px); }
.content-panel h2 { font-size: clamp(1.4rem, 2.4vw, 1.8rem); margin-bottom: 0.9rem; }
.content-panel p { color: var(--ink-dim); margin-bottom: 1rem; }
.content-panel p:last-child { margin-bottom: 0; }
.content-panel .lead { color: var(--ink); font-size: 1.05rem; }

/* feature checklist — two columns on wide screens */
.check-list.cols {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px 26px;
  margin-top: 1.2rem;
}
.check-list.cols li { font-size: 0.94rem; }

/* professional photo presentation */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 22px;
}

.photo {
  margin: 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--glass-shadow);
  position: relative;
}
.photo .photo-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #0b1428;
}
.photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}
.photo:hover img { transform: scale(1.05); }
.photo .photo-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(6, 10, 20, 0.35), transparent 40%);
  pointer-events: none;
}
.photo figcaption {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 13px 18px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink);
  border-top: 1px solid var(--glass-border);
}
.photo figcaption::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 0 10px rgba(56, 189, 248, 0.7);
  flex: 0 0 auto;
}

/* intro panel with side-by-side photo */
.intro-split {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(22px, 3vw, 36px);
  align-items: center;
}

/* highlight strip inside a page */
.note-strip {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 24px;
  border-radius: 16px;
  background: linear-gradient(92deg, rgba(56, 189, 248, 0.12), rgba(99, 102, 241, 0.1));
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: var(--ink);
  font-size: 0.95rem;
}
.note-strip strong { color: var(--accent); }

/* prev / next pager */
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.pager a {
  padding: 20px 24px;
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.3s, border-color 0.3s;
  display: block;
}
.pager a:hover { transform: translateY(-4px); border-color: rgba(56, 189, 248, 0.4); }
.pager .pager-label { font-size: 0.78rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--ink-dim); display: block; margin-bottom: 6px; }
.pager .pager-title { font-family: var(--font-display); font-weight: 600; }
.pager .next { text-align: right; }

/* CTA band */
.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: clamp(24px, 4vw, 38px);
  flex-wrap: wrap;
}
.cta-band h3 { font-size: 1.3rem; }
.cta-band p { color: var(--ink-dim); margin-top: 4px; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* clickable service cards on the home page */
a.card { display: block; text-decoration: none; color: inherit; }
.card-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
}
.card-more::after { content: "→"; transition: transform 0.3s; }
.card:hover .card-more::after { transform: translateX(4px); }

@media (max-width: 900px) {
  .product-layout { grid-template-columns: 1fr; }
  .side-nav { position: static; display: flex; flex-wrap: wrap; gap: 6px; padding: 14px; }
  .side-nav h4 { width: 100%; padding-bottom: 8px; }
  .side-nav a { padding: 8px 14px; border-radius: 999px; font-size: 0.85rem; }
  .intro-split { grid-template-columns: 1fr; }
  .pager { grid-template-columns: 1fr; }
}

/* ---------- reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .scroll-hint span { animation: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .about-grid, .contact-wrap { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: calc(100% + 10px);
    left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    border-radius: var(--radius);
    background: rgba(10, 17, 32, 0.92);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: none;
  }
  .nav { position: relative; }
  .nav-links.open { display: flex; }
  .nav-links a { text-align: center; }
  .hero-stats { flex-direction: column; gap: 18px; }
  .stat-divider { width: 60px; height: 1px; }
  .field-row { grid-template-columns: 1fr; }
}