/* =========================================================
   DRMZ — Liquid glass + AR-HUD layer  (Balanced intensity)
   Loaded after styles.css; additive + targeted overrides.
   ========================================================= */

:root {
  --glass-tint-dark:  rgba(255, 255, 255, 0.05);
  --glass-tint-light: rgba(255, 255, 255, 0.55);
  --glass-edge:       rgba(255, 255, 255, 0.30);
  --steel-glow:       125, 163, 203;
}

/* ---------------------------------------------------------
   Reusable specular sheen (sweeps across glass on hover)
   --------------------------------------------------------- */
@keyframes sheen-sweep {
  0%   { transform: translateX(-130%) skewX(-18deg); opacity: 0; }
  18%  { opacity: 1; }
  100% { transform: translateX(230%) skewX(-18deg); opacity: 0; }
}
.sheen { position: relative; overflow: hidden; }
.sheen::before {
  content: ""; position: absolute; top: 0; left: 0; z-index: 4;
  width: 45%; height: 100%; pointer-events: none;
  background: linear-gradient(105deg, transparent 0%, rgba(255,255,255,0.22) 50%, transparent 100%);
  transform: translateX(-130%) skewX(-18deg); opacity: 0;
}
.sheen:hover::before { animation: sheen-sweep 1.1s var(--ease); }

/* =========================================================
   NAV — liquid glass
   ========================================================= */
.nav.solid {
  background: linear-gradient(180deg, rgba(247,248,249,0.78), rgba(241,242,243,0.62));
  backdrop-filter: blur(22px) saturate(1.7);
  -webkit-backdrop-filter: blur(22px) saturate(1.7);
  border-bottom: 1px solid rgba(11,13,17,0.08);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.9),
    0 14px 40px -26px rgba(11,13,17,0.5);
}
/* nav now carries its own floating-pill background — chip removed */

/* =========================================================
   HERO — emissive headline + HUD furniture + optical layer
   ========================================================= */
/* corporate: subtle legibility shadow only — no emissive glow */
.hero-sub { text-shadow: 0 1px 24px rgba(11,13,17,0.45); }

#hero-canvas { transform: scale(1.04); }

/* ---- optical layer: scanlines + vignette + lens fringe (hero only) ---- */
.hero-optical { position: absolute; inset: 0; z-index: 3; pointer-events: none; }
.hero-optical .scan {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(0deg, rgba(255,255,255,0.030) 0 1px, transparent 1px 3px);
  opacity: 0.5; mix-blend-mode: overlay;
}
.hero-optical .vig {
  position: absolute; inset: 0;
  box-shadow:
    inset 0 0 200px rgba(11,13,17,0.55),
    inset 0 0 60px rgba(11,13,17,0.4);
  background: radial-gradient(130% 120% at 50% 45%, transparent 55%, rgba(11,13,17,0.45) 100%);
}
.hero-optical .fringe {
  position: absolute; inset: 0; mix-blend-mode: screen; opacity: 0.5;
  background:
    radial-gradient(60% 60% at 50% 50%, transparent 70%, rgba(80,124,172,0.10) 100%);
}

/* ---- HUD furniture: corner brackets + reticle ---- */
.hud { position: absolute; inset: 0; z-index: 4; pointer-events: none; will-change: transform; }
.hud .bracket { position: absolute; width: 46px; height: 46px; opacity: 0.55; }
.hud .bracket::before, .hud .bracket::after {
  content: ""; position: absolute; background: rgba(var(--steel-glow), 0.85);
  box-shadow: 0 0 8px rgba(var(--steel-glow), 0.6);
}
.hud .bracket::before { width: 100%; height: 1px; }
.hud .bracket::after  { width: 1px; height: 100%; }
.hud .bracket.tl { top: 92px;  left: var(--pad-x); }
.hud .bracket.tr { top: 92px;  right: var(--pad-x); }
.hud .bracket.tr::after { right: 0; }
.hud .bracket.tr::before { right: 0; }
.hud .bracket.bl { bottom: 92px; left: var(--pad-x); }
.hud .bracket.bl::before { bottom: 0; }
.hud .bracket.br { bottom: 92px; right: var(--pad-x); }
.hud .bracket.br::before { bottom: 0; right: 0; }
.hud .bracket.br::after  { right: 0; }

.hud .reticle {
  position: absolute; top: 50%; left: 50%; width: 54px; height: 54px;
  transform: translate(-50%, -50%); opacity: 0.32;
  animation: reticle-pulse 4.5s ease-in-out infinite;
}
.hud .reticle::before, .hud .reticle::after {
  content: ""; position: absolute; background: rgba(var(--steel-glow), 0.7);
}
.hud .reticle::before { left: 50%; top: 0; width: 1px; height: 100%; transform: translateX(-0.5px); }
.hud .reticle::after  { top: 50%; left: 0; height: 1px; width: 100%; transform: translateY(-0.5px); }
.hud .ring {
  position: absolute; top: 50%; left: 50%; width: 20px; height: 20px;
  border: 1px solid rgba(var(--steel-glow), 0.7); border-radius: 50%;
  transform: translate(-50%, -50%); opacity: 0.4;
}
@keyframes reticle-pulse { 0%, 100% { opacity: 0.18; } 50% { opacity: 0.4; } }

/* ---- live telemetry readouts (upgrade of .hero-meta) ---- */
.hero-meta { z-index: 4; }
.hero-meta .tl-row { display: flex; align-items: center; gap: 0.6rem; }
.hero-meta .dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: rgba(var(--steel-glow), 1);
  box-shadow: 0 0 8px rgba(var(--steel-glow), 0.9);
  animation: tl-blink 2.2s steps(1) infinite;
}
@keyframes tl-blink { 0%, 60% { opacity: 1; } 61%, 100% { opacity: 0.25; } }
.hero-meta .val { color: rgba(var(--steel-glow), 0.95); }

/* =========================================================
   RESEARCH CARDS — glass panels
   ========================================================= */
#research { position: relative; overflow: hidden; }
#research::before {
  content: ""; position: absolute; z-index: 0; pointer-events: none;
  top: -10%; right: -5%; width: 55%; height: 80%;
  background: radial-gradient(circle at 60% 40%, rgba(80,124,172,0.10), transparent 62%);
  filter: blur(20px);
}
#research .shell { position: relative; z-index: 1; }

.r-card {
  box-shadow: 0 22px 48px -32px rgba(11,13,17,0.5);
}
.r-card:hover {
  box-shadow: 0 36px 70px -34px rgba(11,13,17,0.55);
}

/* =========================================================
   DARK SECTIONS — emissive hairlines
   ========================================================= */
.methods .block-head .rule,
.contact .block-head .rule {
  background: linear-gradient(90deg, rgba(var(--steel-glow), 0.55), rgba(255,255,255,0.06));
  box-shadow: 0 0 10px rgba(var(--steel-glow), 0.25);
}
.methods .pillar { border-left-color: rgba(var(--steel-glow), 0.18); }

/* ambient glow behind methods + contact so glass reads */
.methods, .contact { position: relative; overflow: hidden; }
.methods::before, .contact::before {
  content: ""; position: absolute; z-index: 0; pointer-events: none;
  width: 60%; height: 70%; top: 10%; left: -8%;
  background: radial-gradient(circle at 40% 50%, rgba(80,124,172,0.12), transparent 60%);
  filter: blur(30px);
}
.methods .shell, .contact .shell { position: relative; z-index: 1; }

/* =========================================================
   CONTACT FORM — glass card on dark
   ========================================================= */
.contact .form {
  background: linear-gradient(165deg, rgba(255,255,255,0.07), rgba(255,255,255,0.02));
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow:
    inset 0 1px 0 rgba(255,255,255,0.18),
    0 30px 60px -34px rgba(0,0,0,0.7);
  padding: clamp(1.6rem, 3vw, 2.4rem);
}
.contact .form .submit {
  box-shadow: 0 0 0 rgba(var(--steel-glow), 0);
  transition: background 0.3s var(--ease), color 0.3s var(--ease), box-shadow 0.4s var(--ease);
}
.contact .form .submit:hover { box-shadow: 0 0 28px -4px rgba(var(--steel-glow), 0.7); }

/* =========================================================
   INDUSTRIES — glass-frost on hover cell
   ========================================================= */
.ind-cell::after {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0;
  background: radial-gradient(80% 80% at 50% 0%, rgba(var(--steel-glow), 0.18), transparent 70%);
  transition: opacity 0.4s var(--ease);
}
.ind-cell:hover::after { opacity: 1; }

/* =========================================================
   REDUCED MOTION
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  .hud .reticle, .hero-meta .dot { animation: none !important; }
  .sheen:hover::before { animation: none !important; }
}

@media (max-width: 820px) {
  .hud .bracket { width: 28px; height: 28px; }
  .hud .bracket.tl, .hud .bracket.tr { top: 80px; }
  .hud .bracket.bl, .hud .bracket.br { bottom: 80px; }
}