/* ══════════════════════════════════════════════════════════════════════════
   TECH PAGE | Dedicated Stylesheet
   ══════════════════════════════════════════════════════════════════════════ */

/* ── Stats Hero ─────────────────────────────────────────────────────────── */
.tech-stats-hero {
  padding: 6rem 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.stats-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0;
}

.stat-block {
  flex: 1;
  text-align: center;
  padding: 2rem;
}

.stat-number {
  font-family: 'Cormorant Garamond', serif;
  font-size: clamp(3.5rem, 8vw, 5.5rem);
  font-weight: 300;
  color: var(--cream);
  line-height: 1;
  display: inline;
}

.stat-unit {
  font-size: 1rem;
  color: var(--terracotta);
  font-weight: 500;
  letter-spacing: 0.05em;
  display: inline;
  margin-left: 0.3rem;
}

.stat-label {
  display: block;
  margin-top: 1rem;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--stone);
  opacity: 0.6;
}

.stat-divider {
  width: 1px;
  height: 80px;
  background: linear-gradient(to bottom, transparent, rgba(196,185,154,0.2), transparent);
}

/* ── Architecture Diagram ───────────────────────────────────────────────── */
.arch-diagram {
  background: rgba(255,255,255,0.01);
  border: 1px solid rgba(196,185,154,0.12);
  border-radius: 8px;
  padding: 4rem 3rem;
  position: relative;
  overflow: visible;
  max-width: 1200px;
  margin: 3rem auto 0;
}

.arch-diagram::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(181,105,58,0.04) 0%, transparent 50%),
    radial-gradient(circle at 70% 60%, rgba(181,105,58,0.03) 0%, transparent 50%);
  pointer-events: none;
}

.arch-header {
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
  border-bottom: 1px solid rgba(196,185,154,0.1);
  padding-bottom: 1rem;
  margin-bottom: 2rem; /* Reduced margin */
  position: relative;
  z-index: 2;
}

.arch-version {
  font-size: 0.6rem;
  color: var(--terracotta);
  letter-spacing: 0.3em;
  font-weight: 600;
  display: block;
  margin-bottom: 0.4rem;
}

.arch-name {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.6rem;
  color: var(--cream);
  font-weight: 300;
}

.arch-status {
  font-size: 0.55rem;
  color: var(--stone);
  letter-spacing: 0.2em;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.pulse-dot {
  width: 7px;
  height: 7px;
  background: var(--terracotta);
  border-radius: 50%;
  display: inline-block;
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 0.4; box-shadow: 0 0 0 0 rgba(181,105,58,0.4); }
  50% { opacity: 1; box-shadow: 0 0 12px 4px rgba(181,105,58,0.3); }
}

/* Flow pipeline */
.arch-flow {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 0;
  position: relative;
  z-index: 2;
  margin-bottom: 3rem;
}

.arch-node {
  flex: 0 1 200px;
  min-width: 160px;
  background: #0f0f12;
  border: 1px solid rgba(196, 185, 154, 0.15);
  border-radius: 2px;
  padding: 1.5rem 1.2rem;
  position: relative;
  transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
  overflow: hidden;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.arch-node::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--terracotta);
  opacity: 0.3;
}

.arch-node:hover {
  border-color: var(--terracotta);
  box-shadow: 0 0 20px rgba(181, 105, 58, 0.15);
}

.arch-node.expanded {
  flex: 0 1 350px;
  border-color: var(--terracotta);
  background: #141418;
}

.arch-node-header {
  font-family: 'Inter', sans-serif;
  font-size: 0.5rem;
  letter-spacing: 0.2em;
  color: var(--stone);
  opacity: 0.5;
  margin-bottom: 0.5rem;
}

.arch-node-title {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem;
  color: var(--cream);
  margin-bottom: 0;
  transition: margin 0.3s ease;
}

.arch-node.expanded .arch-node-title {
  margin-bottom: 1rem;
  color: var(--terracotta);
}

.arch-node-detail {
  font-size: 0.7rem;
  color: var(--stone);
  opacity: 0;
  max-height: 0;
  line-height: 1.6;
  transition: all 0.4s ease;
  pointer-events: none;
}

.arch-node.expanded .arch-node-detail {
  opacity: 1;
  max-height: 200px;
  pointer-events: all;
  margin-top: 0.5rem;
}

.node-sub-info {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(196, 185, 154, 0.1);
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 0.55rem;
  color: var(--terracotta);
  letter-spacing: 0.1em;
  opacity: 0.7;
}

.arch-arrow {
  display: flex;
  align-items: center;
  padding: 0 0.2rem;
  color: var(--terracotta);
  opacity: 0.4;
  flex: 1;
  min-width: 20px;
  max-width: 60px;
}

.arch-arrow svg {
  width: 100%;
  height: 20px;
  overflow: visible;
}

.flow-line {
  stroke-dasharray: 4, 4;
  stroke-dashoffset: 24;
  animation: flowSequence 1.5s infinite linear;
}

@keyframes flowSequence {
  from { stroke-dashoffset: 24; }
  to { stroke-dashoffset: 0; }
}

/* Sequencing Delays */
.arch-arrow:nth-of-type(1) .flow-line { animation-delay: 0s; }
.arch-arrow:nth-of-type(2) .flow-line { animation-delay: 0.5s; }
.arch-arrow:nth-of-type(3) .flow-line { animation-delay: 1s; }

.node-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(181,105,58,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.core-glow {
  animation: coreBreath 3s infinite ease-in-out;
}

@keyframes coreBreath {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.core-node {
  border-color: rgba(181,105,58,0.3) !important;
}

/* Data stores row */
.arch-stores {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  position: relative;
  z-index: 2;
}

.arch-store {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: rgba(255,255,255,0.02);
  border: 1px dashed rgba(196,185,154,0.1);
  border-radius: 6px;
  padding: 1.2rem;
  transition: all 0.3s ease;
}

.arch-store:hover {
  border-color: var(--terracotta);
  background: rgba(181,105,58,0.03);
}

.store-icon {
  width: 36px;
  height: 36px;
  background: rgba(181,105,58,0.15);
  border: 1px solid rgba(181,105,58,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--terracotta);
  flex-shrink: 0;
}

.store-name {
  display: block;
  font-size: 0.8rem;
  color: var(--cream);
  font-weight: 500;
  margin-bottom: 0.2rem;
}

.store-detail {
  display: block;
  font-size: 0.65rem;
  color: var(--stone);
  opacity: 0.6;
}

/* ── Deep-dive Cards ────────────────────────────────────────────────────── */
.tech-deep-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.deep-card {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(196,185,154,0.08);
  border-radius: 8px;
  padding: 2.5rem 2rem;
  position: relative;
  transition: all 0.4s ease;
}

.deep-card:hover {
  border-color: rgba(181,105,58,0.3);
  transform: translateY(-5px);
  box-shadow: 0 10px 40px rgba(0,0,0,0.3);
}

.deep-card-num {
  font-size: 0.6rem;
  color: var(--terracotta);
  letter-spacing: 0.3em;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.deep-card h3 {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.4rem;
  color: var(--cream);
  font-weight: 400;
  margin-bottom: 1rem;
}

.deep-card p {
  font-size: 0.85rem;
  line-height: 1.7;
  color: var(--stone);
  margin-bottom: 1.5rem;
}

.deep-card code {
  font-size: 0.75rem;
  background: rgba(181,105,58,0.1);
  color: var(--terracotta);
  padding: 0.15em 0.4em;
  border-radius: 3px;
  font-family: 'SF Mono', 'Fira Code', monospace;
}

.deep-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.deep-tags span {
  font-size: 0.6rem;
  padding: 0.3rem 0.7rem;
  border: 1px solid rgba(181,105,58,0.2);
  border-radius: 20px;
  color: var(--terracotta);
  letter-spacing: 0.05em;
}

/* ── Tech Stack Section ─────────────────────────────────────────────────── */
.tech-stack-section {
  padding: 7rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.stack-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(196,185,154,0.08);
  border-radius: 8px;
  padding: 2rem;
  transition: all 0.4s ease;
}

.stack-item:hover {
  border-color: rgba(181,105,58,0.3);
  transform: translateY(-3px);
  box-shadow: 0 5px 25px rgba(0,0,0,0.2);
}

.stack-badge {
  width: 44px;
  height: 44px;
  background: var(--terracotta);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 50%;
  flex-shrink: 0;
}

.stack-content h4 {
  font-size: 0.85rem;
  color: var(--cream);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.6rem;
}

.stack-content p {
  font-size: 0.85rem;
  color: var(--stone);
  line-height: 1.6;
  margin: 0;
}

.stack-content code {
  font-size: 0.75rem;
  background: rgba(181,105,58,0.1);
  color: var(--terracotta);
  padding: 0.1em 0.35em;
  border-radius: 3px;
  font-family: 'SF Mono', 'Fira Code', monospace;
}

/* ── Specs Section ──────────────────────────────────────────────────────── */
.tech-specs-section {
  padding: 7rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .arch-flow {
    flex-direction: column;
    gap: 1rem;
  }
  .arch-arrow {
    transform: rotate(90deg);
    min-width: unset;
    padding: 0.5rem 0;
    justify-content: center;
  }
  .arch-arrow svg {
    width: 50px;
  }
  .arch-stores {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .stats-row {
    flex-direction: column;
    gap: 0;
  }
  .stat-divider {
    width: 60px;
    height: 1px;
    margin: 1rem auto;
  }
  .tech-deep-grid {
    grid-template-columns: 1fr;
  }
  .stack-grid {
    grid-template-columns: 1fr;
  }
  .arch-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
  }
}