/* ============================================================
   TRM product page
   ============================================================ */

/* ---------- HERO ---------- */
.trm-hero {
  padding-block: clamp(3rem, 8vw, 6rem) clamp(2rem, 5vw, 4rem);
  position: relative; overflow: hidden;
}
.trm-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(50% 50% at 80% 20%, rgba(34,211,238,.16), transparent 60%),
    radial-gradient(40% 40% at 10% 90%, rgba(255,106,44,.12), transparent 60%);
}
.trm-hero__grid {
  position: relative;
  display: grid; gap: var(--space-7);
  grid-template-columns: 1.05fr 1fr;
  align-items: center;
}
@media (max-width: 900px) { .trm-hero__grid { grid-template-columns: 1fr; } }

.trm-hero h1 { margin: var(--space-4) 0 var(--space-5); }
.trm-hero__gradient {
  background: var(--grad-trace);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.trm-hero__sub { color: var(--fg-1); font-size: var(--fs-20); max-width: 52ch; margin: 0 0 var(--space-6); }
.trm-hero__cta { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-bottom: var(--space-3); }
.trm-hero__note { color: var(--fg-2); font-size: var(--fs-14); margin: var(--space-3) 0 0; }

/* ---------- HERO VISUAL: layered "thermal stack" ---------- */
.trm-board {
  position: relative; aspect-ratio: 4/3;
  border-radius: var(--r-4);
  background:
    radial-gradient(circle at 65% 42%, rgba(255,106,44,.95) 0%, rgba(225,29,72,.6) 12%, rgba(109,40,217,.5) 32%, rgba(30,58,138,.5) 55%, rgba(10,14,26,.7) 85%),
    linear-gradient(135deg, #1E3A8A 0%, #6D28D9 30%, #E11D48 65%, #F97316 100%);
  border: 1px solid var(--border-1);
  box-shadow: var(--shadow-3), inset 0 0 80px rgba(0,0,0,.45);
  overflow: hidden;
}
.trm-board::before {
  /* trace grid */
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px),
    linear-gradient(0deg,  rgba(255,255,255,.08) 1px, transparent 1px);
  background-size: 24px 24px;
  mix-blend-mode: overlay;
}
.trm-board__layer {
  position: absolute; inset: 8% 8% 36% 8%;
  border: 1px dashed rgba(255,255,255,.18);
  border-radius: var(--r-2);
  animation: layerPulse 3.6s var(--ease) infinite;
  animation-delay: var(--delay, 0s);
  pointer-events: none;
}
@keyframes layerPulse {
  0%, 100% { opacity: .3; transform: translateY(0); }
  50%      { opacity: .7; transform: translateY(-4px); }
}
.trm-board__hot {
  position: absolute; left: var(--x); top: var(--y); transform: translate(-50%, -50%);
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--fg-0);
  box-shadow: 0 0 0 6px rgba(255,255,255,.14), 0 0 30px rgba(255,255,255,.7);
  animation: pulseDot 1.6s ease-in-out infinite;
}
.trm-board__hot--small { width: 8px; height: 8px; box-shadow: 0 0 0 4px rgba(255,255,255,.1), 0 0 18px rgba(255,255,255,.4); }
@keyframes pulseDot {
  0%, 100% { box-shadow: 0 0 0 6px rgba(255,255,255,.14), 0 0 30px rgba(255,255,255,.7); }
  50%      { box-shadow: 0 0 0 10px rgba(255,255,255,.05), 0 0 44px rgba(255,255,255,1); }
}
.trm-board__readouts {
  position: absolute; left: var(--space-4); right: var(--space-4); bottom: var(--space-4);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-2);
}
.trm-board__readouts > div {
  background: rgba(10,14,26,.75); backdrop-filter: blur(8px);
  border: 1px solid var(--border-1); border-radius: var(--r-2);
  padding: var(--space-2) var(--space-3);
  display: grid; gap: 2px;
  font-size: var(--fs-12); color: var(--fg-1);
}
.trm-board__readouts strong { color: var(--fg-0); font-family: var(--font-mono); font-size: var(--fs-18); }

/* ---------- FLOW (numbered steps) ---------- */
.trm-flow {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: var(--space-5);
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 900px) { .trm-flow { grid-template-columns: 1fr 1fr; } }
@media (max-width: 540px) { .trm-flow { grid-template-columns: 1fr; } }
.trm-flow li {
  background: var(--bg-1);
  border: 1px solid var(--border-0);
  border-radius: var(--r-3);
  padding: var(--space-5);
}
.trm-flow__num {
  display: inline-grid; place-items: center;
  width: 36px; height: 36px; border-radius: var(--r-full);
  background: var(--bg-2); border: 1px solid var(--accent);
  color: var(--accent); font-size: var(--fs-16);
  margin-bottom: var(--space-3);
}
.trm-flow h3 { margin: 0 0 var(--space-2); font-size: var(--fs-20); }
.trm-flow p { color: var(--fg-1); margin: 0; font-size: var(--fs-14); }

/* ---------- FEATURE GRID ---------- */
.trm-features { background: var(--bg-1); border-top: 1px solid var(--border-0); border-bottom: 1px solid var(--border-0); }
.feature-grid {
  display: grid; gap: var(--space-4);
  grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 1100px) { .feature-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px)  { .feature-grid { grid-template-columns: 1fr; } }
.feature h3 { margin: 0 0 var(--space-2); font-size: var(--fs-18); }
.feature p { font-size: var(--fs-14); margin: 0; color: var(--fg-1); }

/* ---------- PRICING ---------- */
.trm-pricing { background: var(--bg-0); }
.pricing-grid {
  display: grid; gap: var(--space-4);
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 900px) { .pricing-grid { grid-template-columns: 1fr; } }
.price header { display: flex; justify-content: space-between; align-items: center; margin-bottom: var(--space-3); }
.price h3 { margin: 0; }
.price__amount {
  font-family: var(--font-display); font-weight: 700;
  font-size: var(--fs-44); letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-4);
  background: var(--grad-trace);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.price__amount .mono { font-family: var(--font-mono); font-weight: 500; }
.price__per { font-size: var(--fs-14); font-family: var(--font-body); font-weight: 500; color: var(--fg-2); margin-left: var(--space-2); -webkit-text-fill-color: var(--fg-2); }
.price ul {
  list-style: none; padding: 0; margin: 0 0 var(--space-5);
  display: grid; gap: var(--space-2);
  color: var(--fg-1); font-size: var(--fs-14);
}
.price ul li::before { content: "✓  "; color: var(--good); }
.price--featured {
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
  transform: translateY(-6px);
}
.trm-pricing__note { color: var(--fg-2); font-size: var(--fs-12); text-align: center; margin-top: var(--space-5); }

/* ---------- TRIAL CARD ---------- */
.trm-trial { background: var(--bg-1); border-top: 1px solid var(--border-0); border-bottom: 1px solid var(--border-0); }
.trial-card {
  background: var(--bg-0);
  border: 1px solid var(--border-1);
  border-radius: var(--r-4);
  padding: clamp(1.5rem, 4vw, 3rem);
  display: grid; gap: var(--space-7);
  grid-template-columns: 1.1fr 1fr;
  align-items: start;
}
@media (max-width: 900px) { .trial-card { grid-template-columns: 1fr; } }
.trial-card h2 { margin: var(--space-3) 0 var(--space-3); }
.trial-card__list { list-style: none; padding: 0; margin: var(--space-3) 0 0; display: grid; gap: var(--space-2); color: var(--fg-1); font-size: var(--fs-14); }
.trial-card__list .mono { color: var(--good); margin-right: var(--space-2); }
.trial-card__form button[type="submit"] { width: 100%; justify-content: center; margin-top: var(--space-2); }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: var(--space-2); }
.faq details {
  background: var(--bg-1); border: 1px solid var(--border-0);
  border-radius: var(--r-3); padding: var(--space-4) var(--space-5);
  transition: border-color var(--dur-base) var(--ease);
}
.faq details[open] { border-color: var(--accent); }
.faq summary {
  cursor: pointer; list-style: none;
  font-family: var(--font-display); font-weight: 600; font-size: var(--fs-18);
  color: var(--fg-0); padding-right: var(--space-5);
  position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+"; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  color: var(--accent); font-size: var(--fs-24);
  transition: transform var(--dur-base) var(--ease);
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq p { color: var(--fg-1); margin: var(--space-3) 0 0; }
.faq a { color: var(--accent-2); }