/* ════════════════════════════════════════════════════════════
   projects.css — Molecular structure interface
   Loaded only on projects.html. Complements global.css.
════════════════════════════════════════════════════════════ */

/* ── Design tokens ───────────────────────────────────────── */
:root {
  --mol-bg:          #05060a;
  --mol-surface:     #0c0e18;
  --mol-surface-2:   #12151f;
  --mol-border:      rgba(255, 255, 255, 0.07);
  --mol-border-mid:  rgba(255, 255, 255, 0.12);
  --mol-text:        #e6e8f0;
  --mol-text-dim:    rgba(230, 232, 240, 0.44);
  --mol-text-faint:  rgba(230, 232, 240, 0.22);
  --mol-green:       #9cffc5;
  --mol-amber:       #ffbf69;
  --mol-violet:      #b7a3ff;
  --mol-blue:        #6bc8ff;
  --mol-mono:        'Share Tech Mono', ui-monospace, 'Courier New', monospace;
}

/* ── Page base ───────────────────────────────────────────── */
body {
  background-color: var(--mol-bg);
  color: var(--mol-text);
  font-family: var(--mol-mono);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Hero ────────────────────────────────────────────────── */
.mol-hero {
  padding: calc(var(--site-header-height) + 4rem) 2.5rem 3.5rem;
  max-width: 1360px;
  margin: 0 auto;
}

.mol-hero__inner { max-width: 560px; }

.mol-eyebrow {
  font-family: var(--mol-mono);
  font-size: 0.60rem;
  letter-spacing: 3.5px;
  text-transform: uppercase;
  color: var(--mol-green);
  opacity: 0.60;
  margin-bottom: 1.1rem;
}

.mol-eyebrow::before { content: '// '; opacity: 0.55; }

.mol-hero h1 {
  font-family: var(--mol-mono);
  font-size: clamp(1.55rem, 2.8vw, 2.4rem);
  font-weight: 400;
  color: var(--mol-text);
  line-height: 1.20;
  letter-spacing: -0.2px;
  margin-bottom: 1.1rem;
}

.mol-hero h1::after {
  content: '';
  display: block;
  height: 1px;
  width: clamp(80px, 35%, 280px);
  background: linear-gradient(to right, rgba(156, 255, 197, 0.40), transparent);
  margin-top: 1rem;
}

.mol-lede {
  font-size: clamp(0.68rem, 1vw, 0.80rem);
  line-height: 1.85;
  color: var(--mol-text-dim);
  max-width: 440px;
}

/* ── Stage ───────────────────────────────────────────────── */
.mol-stage {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 2.5rem 7rem;
}

/* ── Molecule field (horizontal row of all projects) ─────── */
.mol-field {
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 1rem 0 3.5rem;
  flex-wrap: wrap;
}

/* ── Individual molecule card ────────────────────────────── */
.mol-card {
  flex: 0 0 auto;
  width: 240px;
  display: flex;
  flex-direction: column;
  align-items: center;
  cursor: pointer;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}

.mol-card:focus-visible .mol-svg-wrap {
  box-shadow: 0 0 0 2px rgba(156, 255, 197, 0.55);
  border-radius: 50%;
}

/* ── SVG wrapper ─────────────────────────────────────────── */
.mol-svg-wrap {
  position: relative;
  width: 240px;
  height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mol-svg {
  width: 240px;
  height: 240px;
  overflow: visible;
  display: block;
}

/* ── SVG component hover states ──────────────────────────── */
.mol-satellite {
  cursor: pointer;
  transition: none;
}

.mol-satellite .mol-sat-circle {
  transition: stroke-opacity 0.2s ease, fill 0.2s ease;
}

.mol-satellite:hover .mol-sat-circle,
.mol-satellite.is-active .mol-sat-circle {
  stroke-opacity: 0.75 !important;
  fill: rgba(255, 255, 255, 0.04);
}

.mol-satellite .mol-sat-label {
  transition: fill-opacity 0.2s ease;
}

.mol-satellite:hover .mol-sat-label {
  fill-opacity: 0.9 !important;
}

.mol-line {
  transition: stroke-opacity 0.2s ease;
}

.mol-satellite.is-active ~ .mol-line,
.mol-line.is-active {
  stroke-opacity: 0.50 !important;
}

/* Central node hover */
.mol-center { cursor: pointer; }

.mol-central-circle {
  transition: stroke-opacity 0.25s ease;
}

.mol-card:hover .mol-central-circle,
.mol-card.is-active .mol-central-circle {
  stroke-opacity: 0.80 !important;
}

.mol-central-dot {
  transition: r 0.25s ease, fill-opacity 0.25s ease;
}

.mol-card.is-active .mol-central-dot {
  fill-opacity: 1 !important;
}

/* ── Card meta (title / index below SVG) ─────────────────── */
.mol-card__meta {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 0.6rem;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--mol-border);
  transition: border-color 0.2s ease;
  width: 100%;
  justify-content: center;
  background: transparent;
}

.mol-card:hover .mol-card__meta,
.mol-card.is-active .mol-card__meta {
  border-color: var(--mol-border-mid);
}

.mol-card.is-active .mol-card__meta {
  background: rgba(255, 255, 255, 0.025);
}

.mol-card__index {
  font-family: var(--mol-mono);
  font-size: 0.54rem;
  letter-spacing: 2px;
  color: var(--mol-text-faint);
}

.mol-card__title {
  font-family: var(--mol-mono);
  font-size: 0.68rem;
  letter-spacing: 0.5px;
  color: var(--mol-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mol-card__status-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-left: auto;
}

/* ── Detail pane ─────────────────────────────────────────── */
.mol-detail-pane {
  display: none;
}

.mol-detail-pane.is-open {
  display: block;
  border-top: 1px solid var(--mol-border);
  margin-top: 0.5rem;
  padding-top: 0;
  animation: pane-in 0.34s cubic-bezier(0.22, 1, 0.36, 1);
}

@keyframes pane-in {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.mol-panel {
  padding: 2.5rem 0 1rem;
}

/* ── Panel header ────────────────────────────────────────── */
.mol-panel__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--mol-border);
  flex-wrap: wrap;
}

.mol-panel__title-block { flex: 1; min-width: 0; }

.mol-panel__label {
  font-family: var(--mol-mono);
  font-size: 0.58rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--mol-text-faint);
  margin-bottom: 0.55rem;
}

.mol-panel__title {
  font-family: var(--mol-mono);
  font-size: clamp(1.3rem, 2.2vw, 2rem);
  font-weight: 400;
  color: var(--mol-text);
  letter-spacing: -0.2px;
  line-height: 1.15;
  margin-bottom: 0.4rem;
}

.mol-panel__subtitle {
  font-family: var(--mol-mono);
  font-size: 0.72rem;
  color: var(--mol-text-dim);
  letter-spacing: 0.3px;
  line-height: 1.5;
}

.mol-panel__badge {
  flex-shrink: 0;
  font-family: var(--mol-mono);
  font-size: 0.54rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 0.28rem 0.75rem;
  border: 1px solid;
  white-space: nowrap;
  align-self: flex-start;
  margin-top: 0.2rem;
}

.mol-panel__badge[data-status="Live"]        { color: var(--mol-green);  border-color: rgba(156, 255, 197, 0.35); background: rgba(156, 255, 197, 0.06); }
.mol-panel__badge[data-status="Beta"]        { color: var(--mol-amber);  border-color: rgba(255, 191, 105, 0.35); background: rgba(255, 191, 105, 0.06); }
.mol-panel__badge[data-status="In Progress"] { color: var(--mol-blue);   border-color: rgba(107, 200, 255, 0.35); background: rgba(107, 200, 255, 0.06); }
.mol-panel__badge[data-status="Prototype"]   { color: var(--mol-blue);   border-color: rgba(107, 200, 255, 0.35); background: rgba(107, 200, 255, 0.06); }
.mol-panel__badge[data-status="Concept"]     { color: var(--mol-violet); border-color: rgba(183, 163, 255, 0.35); background: rgba(183, 163, 255, 0.06); }

/* ── Panel sections grid ─────────────────────────────────── */
.mol-panel__sections {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 2rem 3.5rem;
}

/* Purpose takes the full first row */
.mol-section[data-comp="purpose"] {
  grid-column: 1 / -1;
}

/* ── Individual section ──────────────────────────────────── */
.mol-section {
  transition: background 0.25s ease;
  padding: 0.1rem 0;
}

.mol-section.is-active {
  background: rgba(255, 255, 255, 0.02);
}

.mol-section__label {
  font-family: var(--mol-mono);
  font-size: 0.56rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--mol-text-faint);
  margin-bottom: 0.75rem;
  padding-bottom: 0.55rem;
  border-bottom: 1px solid var(--mol-border);
}

.mol-section__label::before { content: '— '; opacity: 0.6; }

.mol-section__text {
  font-family: var(--mol-mono);
  font-size: 0.75rem;
  line-height: 1.90;
  color: var(--mol-text-dim);
  white-space: pre-line;
}

/* ── Features list ───────────────────────────────────────── */
.mol-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.38rem;
}

.mol-features li {
  font-family: var(--mol-mono);
  font-size: 0.72rem;
  line-height: 1.65;
  color: var(--mol-text-dim);
  padding-left: 1rem;
  position: relative;
}

.mol-features li::before {
  content: '›';
  position: absolute;
  left: 0;
  color: var(--mol-text-faint);
  font-size: 0.85em;
  line-height: 1.75;
}

/* ── Stack chips ─────────────────────────────────────────── */
.mol-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.mol-stack-chip {
  display: inline-block;
  font-family: var(--mol-mono);
  font-size: 0.60rem;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--mol-text-dim);
  border: 1px solid var(--mol-border-mid);
  background: rgba(255, 255, 255, 0.025);
  padding: 0.22rem 0.6rem;
  white-space: nowrap;
}

/* ── Links ───────────────────────────────────────────────── */
.mol-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.mol-link {
  display: inline-flex;
  align-items: center;
  font-family: var(--mol-mono);
  font-size: 0.62rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.48rem 1rem;
  min-height: 36px;
  border: 1px solid var(--mol-border-mid);
  color: var(--mol-text-dim);
  background: transparent;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  white-space: nowrap;
}

.mol-link:hover {
  color: var(--mol-text);
  border-color: rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.035);
}

.mol-link:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.45);
  outline-offset: 2px;
}

/* ── Status text ─────────────────────────────────────────── */
.mol-status-text {
  font-family: var(--mol-mono);
  font-size: 0.70rem;
  line-height: 1.80;
  color: var(--mol-text-dim);
}

/* ── Divider between projects ────────────────────────────── */
.mol-divider {
  height: 1px;
  background: var(--mol-border);
  margin: 3.5rem 0;
}

/* ── Footer ──────────────────────────────────────────────── */
.mol-footer {
  background: var(--mol-surface);
  border-top: 1px solid var(--mol-border);
  padding: 3rem 2.5rem 2.5rem;
}

.mol-footer__inner {
  max-width: 1360px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
  gap: 2rem 5rem;
  flex-wrap: wrap;
}

.mol-footer__brand { flex: 1; min-width: 180px; }

.mol-footer__logo {
  display: block;
  font-family: var(--mol-mono);
  font-size: 0.75rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(230, 232, 240, 0.40);
  margin-bottom: 0.4rem;
}

.mol-footer__desc {
  font-family: var(--mol-mono);
  font-size: 0.60rem;
  line-height: 1.75;
  color: var(--mol-text-faint);
  max-width: 280px;
}

.mol-footer__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.8rem;
  align-items: center;
}

.mol-footer__nav a {
  font-family: var(--mol-mono);
  font-size: 0.58rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--mol-text-faint);
  text-decoration: none;
  transition: color 0.2s;
}

.mol-footer__nav a:hover { color: var(--mol-text); }

.mol-footer__copy {
  width: 100%;
  padding-top: 1.25rem;
  margin-top: 0.5rem;
  border-top: 1px solid var(--mol-border);
  font-family: var(--mol-mono);
  font-size: 0.52rem;
  color: var(--mol-text-faint);
  letter-spacing: 0.5px;
}

/* ── Tablet breakpoint ───────────────────────────────────── */
@media (max-width: 1024px) {
  .mol-field { gap: 1.5rem; }

  .mol-card { width: 220px; }
  .mol-svg-wrap { width: 220px; height: 220px; }
  .mol-svg { width: 220px; height: 220px; }

  .mol-panel__sections {
    grid-template-columns: 1fr;
    gap: 2rem 0;
  }

  .mol-section[data-comp="purpose"] { grid-column: 1; }
}

/* ── Mobile breakpoint ───────────────────────────────────── */
@media (max-width: 860px) {
  .mol-hero {
    padding: calc(var(--site-header-height-mobile) + 2.5rem) 1.25rem 2.5rem;
  }

  .mol-stage { padding: 0 1.25rem 5rem; }

  .mol-field {
    flex-direction: column;
    align-items: center;
    gap: 0;
    padding-bottom: 0;
  }

  .mol-card {
    width: 100%;
    max-width: 320px;
    margin-bottom: 0;
  }

  .mol-svg-wrap { width: 200px; height: 200px; }
  .mol-svg { width: 200px; height: 200px; }

  .mol-card__meta {
    max-width: 320px;
    width: 100%;
    margin-bottom: 0;
  }

  /* On mobile, detail pane is local to each card */
  .mol-detail-pane {
    max-width: 100%;
  }

  .mol-panel { padding: 1.75rem 0 0.5rem; }

  .mol-panel__header {
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1.75rem;
    padding-bottom: 1.5rem;
  }

  .mol-panel__title { font-size: 1.25rem; }

  .mol-panel__sections {
    grid-template-columns: 1fr;
    gap: 1.75rem 0;
  }

  .mol-section[data-comp="purpose"] { grid-column: 1; }

  .mol-divider { margin: 2.5rem 0; }

  .mol-footer { padding: 2.5rem 1.25rem 2rem; }
  .mol-footer__inner { gap: 1.75rem; }
}

/* ── Narrow mobile ───────────────────────────────────────── */
@media (max-width: 400px) {
  .mol-hero h1 { font-size: 1.4rem; }
  .mol-svg-wrap { width: 180px; height: 180px; }
  .mol-svg { width: 180px; height: 180px; }
}

/* ── Reduced motion ──────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .mol-detail-pane.is-open { animation: none; }
  .mol-satellite .mol-sat-circle,
  .mol-satellite .mol-sat-label,
  .mol-central-circle,
  .mol-central-dot,
  .mol-line,
  .mol-link,
  .mol-card__meta,
  .mol-section { transition: none; }
}