/* ===== T3H4 — Service pages shared styling (matches the home brand system) ===== */

:root { --acid: #E5FF00; }

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background-color: #050505;
  color: #d4d4d4;
  -webkit-font-smoothing: antialiased;
}
.font-mono { font-family: 'JetBrains Mono', monospace; }

/* Grid background (same as home) */
.grid-bg {
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 75%);
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 75%);
}

/* Animated bottom beam on the navbar */
.beam-border-h {
  position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: rgba(255,255,255,0.05); overflow: hidden; z-index: 10;
}
.beam-border-h::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to right, transparent, var(--acid), transparent);
  transform: translateX(-100%);
  animation: beam-slide 7s cubic-bezier(0.4, 0, 0.2, 1) infinite;
  opacity: 0.7;
}
@keyframes beam-slide { 0%{transform:translateX(-100%);opacity:0} 50%{opacity:.7} 100%{transform:translateX(200%);opacity:0} }

/* Navbar */
#navbar { transition: background-color .3s, backdrop-filter .3s, border-color .3s; }
#navbar.nav-scrolled {
  background: rgba(0,0,0,.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.1);
}

/* Eyebrow label */
.eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: .75rem; text-transform: uppercase;
  letter-spacing: .2em; color: #737373;
}
.eyebrow::before {
  content: ''; display: inline-block;
  width: .5rem; height: .5rem; background: var(--acid);
  margin-right: .75rem; vertical-align: middle;
}

/* Outline button with animated corners */
.btn-wrapper {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  padding: 1rem 1.25rem; border: 1px solid #262626;
  transition: border-color .3s ease, background-color .3s ease;
  color: #fff; font-weight: 500; text-transform: uppercase;
  letter-spacing: .05em; font-size: .875rem; gap: .75rem; cursor: pointer;
  text-decoration: none;
}
.btn-wrapper:hover { background-color: var(--acid); color: #000; border-color: var(--acid); }
.btn-wrapper .corner { position: absolute; width: .5rem; height: .5rem; opacity: 0; transition: all .3s ease; }
.btn-wrapper .corner.tl { top: 0; left: 0; border-top: 1px solid var(--acid); border-left: 1px solid var(--acid); transform: translate(-4px,-4px); }
.btn-wrapper .corner.br { bottom: 0; right: 0; border-bottom: 1px solid var(--acid); border-right: 1px solid var(--acid); transform: translate(4px,4px); }
.btn-wrapper:hover .corner { opacity: 1; transform: translate(0,0); }

/* Shimmer ghost button (navbar CTA) */
.shimmer-btn {
  position: relative; isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  overflow: hidden; padding: .625rem 1.25rem; font-size: .875rem;
  font-weight: 600; color: #fff; cursor: pointer; text-decoration: none;
  transition: box-shadow .3s;
}
.shimmer-btn:hover { box-shadow: 0 0 30px -5px rgba(229,255,0,.3); }
.shimmer-btn .shimmer-ring { position: absolute; inset: 0; z-index: -2; overflow: hidden; }
.shimmer-btn .shimmer-ring > div {
  position: absolute; inset: -100%; width: 300%; height: 300%;
  animation: spin 3s linear infinite;
  background: conic-gradient(from 225deg, transparent 0, var(--acid) 90deg, transparent 90deg);
}
.shimmer-btn .shimmer-inner { position: absolute; inset: 1px; z-index: -1; background: #050505; transition: background .3s; }
.shimmer-btn:hover .shimmer-inner { background: #0A0A0A; }
@keyframes spin { to { transform: rotate(360deg); } }

/* Language toggle */
.lang-toggle {
  display: inline-flex; border: 1px solid rgba(255,255,255,.15);
  font-family: 'JetBrains Mono', monospace; font-size: .7rem;
}
.lang-toggle button {
  padding: .375rem .625rem; color: #737373; background: transparent; border: 0;
  text-transform: uppercase; letter-spacing: .15em; transition: all .2s; cursor: pointer;
}
.lang-toggle button.active { background: var(--acid); color: #000; }
.lang-toggle button:not(.active):hover { color: #fff; }

/* Feature list */
.svc-list { list-style: none; padding: 0; margin: 0; }
.svc-list li {
  display: flex; gap: .75rem; align-items: flex-start;
  padding: .85rem 0; border-bottom: 1px solid rgba(255,255,255,.07);
  color: #d4d4d4;
}
.svc-list li::before { content: '→'; color: var(--acid); flex-shrink: 0; }

/* Related-services cards */
.related-card {
  display: block; padding: 1.1rem 1.25rem; border: 1px solid rgba(255,255,255,.1);
  color: #d4d4d4; text-decoration: none; transition: border-color .25s, color .25s, background .25s;
  font-weight: 500;
}
.related-card:hover { border-color: var(--acid); color: #fff; background: rgba(229,255,0,.04); }

/* Back to top */
.back-to-top {
  position: fixed; bottom: 2rem; right: 2rem; z-index: 90;
  width: 44px; height: 44px; display: inline-flex; align-items: center; justify-content: center;
  background: rgba(10,10,10,.85); border: 1px solid rgba(255,255,255,.12);
  backdrop-filter: blur(10px); color: var(--acid); cursor: pointer;
  opacity: 0; pointer-events: none; transition: opacity .3s, background .25s, border-color .25s;
}
.back-to-top.visible { opacity: 1; pointer-events: auto; }
.back-to-top:hover { background: rgba(229,255,0,.1); border-color: rgba(229,255,0,.5); }

a { color: inherit; }
.acid { color: var(--acid); }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; scroll-behavior: auto !important; } }