/* ═══════════════════════════════════════
   Shared Components — Torno Cisneros
   ═══════════════════════════════════════ */

/* ── Reset / Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--color-forge);
  color: var(--color-vapor);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a  { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
address { font-style: normal; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--color-forge); }
::-webkit-scrollbar-thumb { background: var(--color-blue); border-radius: 2px; }

/* ── Cursor ── */
#cursor {
  position: fixed; top: 0; left: 0;
  width: 10px; height: 10px;
  background: var(--color-blue);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%,-50%);
  transition: width .15s, height .15s, background .15s;
  will-change: transform;
}
#cursor-ring {
  position: fixed; top: 0; left: 0;
  width: 34px; height: 34px;
  border: 1px solid rgba(var(--color-blue-rgb),.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: calc(var(--z-cursor) - 1);
  transform: translate(-50%,-50%);
  will-change: transform;
  transition: border-color .3s, width .2s, height .2s;
}
body.cursor-hover #cursor { width: 6px; height: 6px; }
body.cursor-hover #cursor-ring { width: 50px; height: 50px; border-color: var(--color-blue); }
@media (hover: none) { #cursor, #cursor-ring { display: none; } }

/* ── Noise overlay ── */
body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: .025;
  pointer-events: none;
  z-index: var(--z-grain);
  animation: grain 8s steps(10) infinite;
}
@keyframes grain {
  0%,100%{transform:translate(0,0)}10%{transform:translate(-2%,-2%)}
  20%{transform:translate(2%,-2%)}30%{transform:translate(-2%,2%)}
  40%{transform:translate(2%,2%)}50%{transform:translate(-1%,1%)}
  60%{transform:translate(1%,-1%)}70%{transform:translate(-1%,-1%)}
  80%{transform:translate(1%,1%)}90%{transform:translate(0,-1%)}
}
.grid-bg {
  background-image:
    linear-gradient(rgba(var(--color-blue-rgb),.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(var(--color-blue-rgb),.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* ── Utilities ── */
.container { max-width: var(--container-max); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 6rem 0; }
.section-sm { padding: 4rem 0; }
.text-blue { color: var(--color-blue); }
.text-cyan  { color: var(--color-cyan); }
.text-white { color: var(--color-white); }
.text-chrome { color: var(--color-chrome); }

/* ── Label / Tag ── */
.label {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--color-blue);
}
.label-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}
.label-row::before,
.label-row::after {
  content: '';
  display: block;
  flex: 0 0 40px;
  height: 1px;
  background: var(--color-blue);
}
.label-row.left-only::after { display: none; }
.label-row.left-only::before { flex: 0 0 48px; }

.tag {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--color-blue);
  border: 1px solid rgba(var(--color-blue-rgb),.35);
  padding: 2px 10px;
  border-radius: var(--radius-sm);
  display: inline-block;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: .85rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  padding: 1rem 2rem;
  transition: all var(--transition-base);
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--color-blue);
  color: var(--color-white);
}
.btn-primary:hover { background: var(--color-blue-dim); }
.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 1px solid rgba(232,240,248,.25);
}
.btn-outline:hover { border-color: var(--color-blue); color: var(--color-blue); }
.btn-ghost {
  background: transparent;
  color: var(--color-blue);
  border: 1px solid rgba(var(--color-blue-rgb),.4);
  padding: .75rem 1.5rem;
}
.btn-ghost:hover { background: rgba(var(--color-blue-rgb),.1); border-color: var(--color-blue); }
.btn svg { flex-shrink: 0; transition: transform var(--transition-base); }
.btn:hover svg { transform: translateX(3px); }

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(48px);
  transition: opacity .8s var(--ease-out), transform .8s var(--ease-out);
}
.reveal.from-left  { transform: translateX(-48px); }
.reveal.from-scale { transform: scale(.95); }
.reveal.visible    { opacity: 1; transform: none; }
.reveal-d1 { transition-delay: .1s; }
.reveal-d2 { transition-delay: .2s; }
.reveal-d3 { transition-delay: .3s; }
.reveal-d4 { transition-delay: .4s; }
.reveal-d5 { transition-delay: .5s; }

/* ── Navigation ── */
#main-nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: var(--z-nav);
  padding: 1.25rem 0;
  border-bottom: 1px solid transparent;
  transition: background var(--transition-base), border-color var(--transition-base), padding var(--transition-base);
}
#main-nav.scrolled {
  background: rgba(8,12,20,.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-color: rgba(var(--color-blue-rgb),.18);
  padding: .9rem 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo-img {
  height: 100px;
  width: auto;
  display: block;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.nav-links a {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: .78rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--color-chrome);
  transition: color var(--transition-fast);
}
.nav-links a:hover { color: var(--color-blue); }
.nav-links a.active { color: var(--color-blue); }
.nav-links li { position: relative; }

.services-dropdown {
  position: absolute;
  top: calc(100% + 0.9rem);
  left: 50%;
  width: 270px;
  padding: 0.65rem;
  list-style: none;
  background: rgba(8,12,20,0.96);
  border: 1px solid rgba(var(--color-blue-rgb),0.24);
  border-radius: var(--radius-md);
  box-shadow: 0 18px 45px rgba(0,0,0,0.35), 0 0 0 1px rgba(255,255,255,0.03) inset;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translate(-50%, 8px);
  transition: opacity 0.25s, transform 0.25s, visibility 0.25s;
}
.services-dropdown::before {
  content: '';
  position: absolute;
  left: 0; right: 0;
  top: -14px;
  height: 14px;
}
.nav-services:hover .services-dropdown,
.nav-services:focus-within .services-dropdown {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translate(-50%, 0);
}
.nav-links .services-dropdown a {
  display: block;
  padding: 0.72rem 0.85rem;
  border-radius: 3px;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  line-height: 1.15;
  color: var(--color-vapor);
  white-space: normal;
}
.nav-links .services-dropdown a:hover {
  color: var(--color-white);
  background: rgba(var(--color-blue-rgb),0.14);
}

.mobile-service-group { border-bottom: 1px solid rgba(var(--color-blue-rgb),.12); padding-bottom: 0.65rem; margin-bottom: 0.35rem; }
.mobile-links .mobile-service-group > a:first-child { border-bottom: 0; }
.mobile-service-link {
  font-size: clamp(0.9rem, 4vw, 1.05rem);
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--color-chrome);
  padding: 0.28rem 0 0.28rem 1rem;
  border-bottom: 0;
}
.mobile-service-link:hover { color: var(--color-blue); padding-left: 1.35rem; }

.lum360-credit {
  text-align: center;
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(184,200,220,.1);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-chrome);
}
.lum360-link {
  color: #D6A84F;
  font-weight: 700;
  text-decoration: none;
  animation: lum360-shine 2.8s ease-in-out infinite;
}
.lum360-link:hover { color: #FFD77A; }
@keyframes lum360-shine {
  0%, 100% { color: #B98928; text-shadow: 0 0 2px rgba(214,168,79,.25); }
  50% { color: #FFD77A; text-shadow: 0 0 10px rgba(255,215,122,.75), 0 0 18px rgba(214,168,79,.35); }
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}
.hamburger span {
  display: block;
  height: 1px;
  background: var(--color-vapor);
  transition: transform .35s, opacity .25s, width .25s;
}
.hamburger span:nth-child(1) { width: 24px; }
.hamburger span:nth-child(2) { width: 16px; margin-left: 8px; }
.hamburger span:nth-child(3) { width: 24px; }
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(4px,4px); width: 24px; }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(4px,-4px); width: 24px; }

#mobile-menu {
  position: fixed; inset: 0;
  background: rgba(8,12,20,.97);
  z-index: var(--z-overlay);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem;
  transform: translateX(100%);
  opacity: 0;
  transition: transform .42s var(--ease-out), opacity .35s;
  pointer-events: none;
}
#mobile-menu.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: all;
}
.mobile-links a {
  display: block;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: clamp(2.2rem, 9vw, 3.5rem);
  text-transform: uppercase;
  color: var(--color-white);
  padding: .35rem 0;
  border-bottom: 1px solid rgba(var(--color-blue-rgb),.12);
  transition: color .25s, padding-left .25s;
}
.mobile-links a:hover { color: var(--color-blue); padding-left: .75rem; }
.mobile-contacts {
  margin-top: 2rem;
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.mobile-contacts a {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--color-chrome);
  transition: color .25s;
}
.mobile-contacts a:hover { color: var(--color-blue); }

@media (max-width: 1024px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
}
@media (max-width: 640px) {
  .logo-img { height: 42px; }
}

/* ── Footer ── */
footer {
  background: var(--color-forge);
  border-top: 1px solid rgba(var(--color-blue-rgb),.1);
  padding: 4rem 0 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-brand p {
  font-size: .85rem;
  font-weight: 300;
  line-height: 1.7;
  color: var(--color-chrome);
  margin-bottom: 1.25rem;
}
.footer-col h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: .82rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}
.footer-col ul { display: flex; flex-direction: column; gap: .6rem; }
.footer-col ul li a {
  font-size: .85rem;
  font-weight: 300;
  color: var(--color-chrome);
  transition: color .25s;
}
.footer-col ul li a:hover { color: var(--color-blue); }
.footer-col address {
  display: flex;
  flex-direction: column;
  gap: .65rem;
}
.footer-col address a {
  font-size: .85rem;
  color: var(--color-chrome);
  transition: color .25s;
}
.footer-col address a:hover { color: var(--color-blue); }
.footer-col address .addr-lbl {
  font-family: var(--font-mono);
  font-size: .58rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(107,126,153,.6);
  margin-bottom: .1rem;
}
.footer-bottom {
  border-top: 1px solid rgba(184,200,220,.06);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .75rem;
}
.footer-bottom p { font-size: .78rem; font-weight: 300; color: var(--color-chrome); }
.footer-bottom .region {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .62rem;
  color: var(--color-chrome);
}
.footer-bottom .region .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--color-blue); }

@media (max-width: 1024px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px)  { .footer-grid { grid-template-columns: 1fr; } }

/* ── Divider ── */
.divider {
  width: 100%; height: 1px;
  background: linear-gradient(to right, transparent, rgba(var(--color-blue-rgb),.3), transparent);
  margin: 0;
}

/* ── Section headers ── */
.section-header { text-align: center; margin-bottom: 4rem; }
.section-header .label-row { justify-content: center; }
.section-header h2 {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(2.6rem, 5.5vw, 5rem);
  line-height: .93;
  text-transform: uppercase;
  color: var(--color-white);
  margin-top: .5rem;
}
.section-header h2 .accent { color: var(--color-blue); }
.section-header p {
  font-weight: 300;
  font-size: var(--text-lg);
  line-height: 1.7;
  color: rgba(184,200,220,.75);
  max-width: 600px;
  margin: 1rem auto 0;
}