/* ==========================================================
   HOME — hero, thermal display, feature/series/app grids
   ========================================================== */

/* ---------- HERO ---------- */
.hero {
  padding: 100px 32px 80px;
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
  min-height: 92vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.hero-eyebrow .dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-family: var(--display);
  font-weight: 900;
  font-size: clamp(44px, 7vw, 96px);
  line-height: 0.92;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin-bottom: 32px;
}
.hero h1 .accent {
  color: var(--accent);
  font-style: italic;
}
.hero h1 .outline {
  -webkit-text-stroke: 1.5px var(--ink);
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.hero-desc {
  font-size: 17px;
  color: var(--ink-2);
  max-width: 540px;
  margin-bottom: 40px;
  line-height: 1.6;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin: 48px 0;
}

.hero-stat {
  padding: 20px 16px 20px 0;
  border-right: 1px solid var(--line);
}
.hero-stat:last-child { border-right: none; padding-right: 0; }

.hero-stat-num {
  font-family: var(--display);
  font-weight: 900;
  font-size: 28px;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.hero-stat-num .unit { color: var(--accent); font-size: 18px; margin-left: 2px; }

.hero-stat-label {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-3);
  margin-top: 6px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------- THERMAL DISPLAY VISUAL ---------- */
.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 540px;
  margin-left: auto;
}

.thermal-display {
  position: absolute;
  inset: 0;
  border: 1px solid var(--line-2);
  background: radial-gradient(ellipse at 35% 40%, #ff5b1f 0%, #cc2200 18%, #5a1500 38%, #1a0500 58%, #000 80%);
  overflow: hidden;
}

.thermal-display::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,0,0,0.15) 3px, rgba(0,0,0,0.15) 4px);
  opacity: 0.6;
  mix-blend-mode: multiply;
}

.thermal-display::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse at 70% 75%, rgba(255,184,0,0.5), transparent 30%),
    radial-gradient(ellipse at 25% 70%, rgba(74,144,255,0.25), transparent 25%);
  mix-blend-mode: screen;
}

.thermal-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 5;
  font-family: var(--mono);
  font-size: 10px;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.1em;
}

.crosshair {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 80px;
  height: 80px;
  transform: translate(-50%, -50%);
}
.crosshair::before, .crosshair::after {
  content: '';
  position: absolute;
  background: rgba(255,255,255,0.85);
}
.crosshair::before { top: 50%; left: 0; right: 0; height: 1px; transform: translateY(-50%); }
.crosshair::after { left: 50%; top: 0; bottom: 0; width: 1px; transform: translateX(-50%); }

.crosshair-corners {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 110px;
  height: 110px;
  transform: translate(-50%, -50%);
}
.crosshair-corners > div {
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1.5px solid var(--accent);
}
.crosshair-corners > div:nth-child(1) { top: 0; left: 0; border-right: 0; border-bottom: 0; }
.crosshair-corners > div:nth-child(2) { top: 0; right: 0; border-left: 0; border-bottom: 0; }
.crosshair-corners > div:nth-child(3) { bottom: 0; left: 0; border-right: 0; border-top: 0; }
.crosshair-corners > div:nth-child(4) { bottom: 0; right: 0; border-left: 0; border-top: 0; }

.tl-corner { position: absolute; top: 16px; left: 16px; }
.tr-corner { position: absolute; top: 16px; right: 16px; text-align: right; }
.bl-corner { position: absolute; bottom: 16px; left: 16px; }
.br-corner { position: absolute; bottom: 16px; right: 16px; text-align: right; }

.tl-corner div, .tr-corner div, .bl-corner div, .br-corner div {
  margin-bottom: 4px;
  display: flex;
  gap: 6px;
}
.tr-corner div, .br-corner div { justify-content: flex-end; }
.tl-corner .label { color: var(--accent); }

.scanline {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255,91,31,0.6), transparent);
  animation: scan 4s linear infinite;
}
@keyframes scan {
  0% { top: 0; }
  100% { top: 100%; }
}

.temp-bar {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  width: 6px;
  height: 200px;
  background: linear-gradient(180deg, #ff5b1f, #ffb800, #4a90ff, #1a3a6a);
  border: 1px solid rgba(255,255,255,0.3);
}

.hero-visual-meta {
  position: absolute;
  bottom: -50px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-3);
}

/* ---------- FEATURE GRID ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 48px;
}

.feature-card {
  background: var(--bg);
  padding: 36px 32px;
  position: relative;
  transition: all 0.2s ease;
}
.feature-card:hover {
  background: var(--bg-2);
  transform: translateY(-2px);
}

.feature-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  letter-spacing: 0.15em;
  margin-bottom: 24px;
}

.feature-card h3 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: -0.01em;
  margin-bottom: 14px;
  text-transform: uppercase;
}

.feature-card p {
  color: var(--ink-2);
  font-size: 14px;
  line-height: 1.55;
}

/* ---------- SERIES SHOWCASE GRID ---------- */
.series-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.series-card {
  border: 1px solid var(--line);
  background: var(--bg-2);
  padding: 36px 32px;
  position: relative;
  transition: all 0.25s ease;
  cursor: pointer;
  overflow: hidden;
  display: block;
  color: inherit;
}
.series-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.series-card:hover { background: var(--bg-3); transform: translateY(-4px); border-color: var(--line-2); }
.series-card:hover::before { transform: scaleX(1); }

.series-tier {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 8px;
}

.series-name {
  font-family: var(--display);
  font-weight: 900;
  font-size: 48px;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  line-height: 1;
}
.series-name .small { font-size: 24px; color: var(--accent); }

.series-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 24px 0;
  padding: 20px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.series-spec-label {
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 4px;
}
.series-spec-val {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink);
  font-weight: 500;
}

.series-desc {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.55;
  margin-bottom: 24px;
}

.series-link {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}

/* ---------- APPLICATIONS GRID ---------- */
.app-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  margin-top: 48px;
}

.app-card {
  background: var(--bg);
  padding: 32px 24px;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}
.app-card:hover { background: var(--bg-2); }

.app-icon {
  width: 40px;
  height: 40px;
  border: 1px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--accent);
}

.app-card h4 {
  font-family: var(--display);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
  text-transform: uppercase;
}

.app-card p {
  font-size: 13px;
  color: var(--ink-2);
  line-height: 1.5;
}

/* ---------- MOBILE ---------- */
@media (max-width: 960px) {
  .hero { padding: 60px 20px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 360px; margin: 0 auto; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .hero-stat { padding-right: 16px; }
  .hero-stat:nth-child(2) { border-right: none; }
  .feature-grid, .series-grid { grid-template-columns: 1fr; }
  .app-grid { grid-template-columns: repeat(2, 1fr); }
}