/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  z-index: 100;
  background: rgba(10,12,16,0.82);
  backdrop-filter: blur(14px);
  border-bottom: 2px solid var(--ink);
}

.nav-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo { display: flex; align-items: center; gap: 10px; }
.nav-logo-wordmark { height: 32px; width: auto; }
.nav-wordmark-text { font-family: var(--font-display); font-size: 1.2rem; font-weight: 700; color: var(--ink); }
.nav-wordmark-text span { color: var(--accent); }

.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: border-color 0.2s;
}
.nav-link:hover { border-color: var(--ink); }

.nav-status {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--khaki);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.pulse-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse 2.4s ease-out infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(58,141,222,0.5); }
  70%  { box-shadow: 0 0 0 9px rgba(58,141,222,0); }
  100% { box-shadow: 0 0 0 0 rgba(58,141,222,0); }
}

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-burger span { width: 22px; height: 2px; background: var(--ink); border-radius: 2px; }

.nav-overlay {
  display: none;
  position: fixed;
  inset: var(--nav-h) 0 0 0;
  background: var(--paper);
  z-index: 99;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
}
.nav-overlay.open { display: flex; }

@media (max-width: 860px) {
  .nav-links, .nav-status { display: none; }
  .nav-burger { display: flex; }
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border: 2px solid var(--ink);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink);
  transition: all 0.2s ease;
}
.btn:hover { background: var(--ink); color: var(--paper); }

.btn-solid {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-solid:hover {
  background: var(--accent-2);
  border-color: var(--accent-2);
  box-shadow: 0 0 0 5px var(--tech-glow);
}

/* ===== TAG / PILL ===== */
.tag {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 6px 10px;
  border: 1px solid var(--rule);
  color: var(--ink-soft);
  display: inline-flex;
}

/* ===== MANIFEST PANEL (hero side device) ===== */
.manifest-panel {
  border: 1px solid var(--ink);
  padding: 24px;
  background: var(--panel);
  position: relative;
  overflow: hidden;
  transition: box-shadow 0.3s ease;
}
.manifest-panel:hover { box-shadow: 0 0 0 1px var(--accent), 0 12px 40px var(--tech-glow); }
.manifest-panel::after {
  content: '';
  position: absolute;
  top: 0; left: -60%;
  width: 60%; height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: scanline 5s linear infinite;
}
@keyframes scanline { 0% { left: -60%; } 100% { left: 100%; } }
.manifest-head {
  display: flex; justify-content: space-between;
  font-family: var(--font-mono); font-size: 0.68rem;
  text-transform: uppercase; letter-spacing: 0.1em; color: var(--khaki);
  margin-bottom: 16px; padding-bottom: 14px; border-bottom: 1px solid var(--rule);
}
.manifest-row {
  display: flex; justify-content: space-between; gap: 16px;
  padding: 13px 0; border-bottom: 1px solid rgba(242,244,247,0.06); font-size: 0.92rem;
}
.manifest-row:last-child { border-bottom: none; }
.manifest-row .k {
  font-family: var(--font-mono); font-size: 0.72rem; color: var(--ink-soft);
  text-transform: uppercase; letter-spacing: 0.06em;
}
.manifest-row .v { font-family: var(--font-display); font-weight: 600; text-align: right; }

/* ===== DATA STRIP ===== */
.data-strip { display: grid; grid-template-columns: repeat(4,1fr); border-top: 1px solid var(--ink); }
.data-strip div { padding: 22px 28px; border-right: 1px solid var(--rule); }
.data-strip div:last-child { border-right: none; }
.data-strip .k {
  font-family: var(--font-mono); font-size: 0.68rem; color: var(--khaki);
  text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 6px;
}
.data-strip .v { font-family: var(--font-display); font-size: 1.1rem; font-weight: 600; }
@media (max-width: 760px) { .data-strip { grid-template-columns: 1fr 1fr; } }

/* ===== DIVISION ROW LIST ===== */
.division-list { border-top: 2px solid var(--ink); }
.division-row {
  display: grid; grid-template-columns: 90px 1fr 1fr; gap: 32px;
  padding: 38px 0; border-bottom: 1px solid var(--rule); align-items: start;
  transition: background 0.25s ease;
}
.division-row:hover { background: linear-gradient(90deg, var(--tech-glow), transparent 60%); }
.division-num {
  font-family: var(--font-mono); font-size: 1.1rem; color: var(--accent);
  padding-top: 4px; position: relative;
}
.division-num::after {
  content: ''; position: absolute; left: 14px; top: 50%;
  width: 20px; height: 1px; background: var(--tech-line);
}
.division-name { font-size: 1.4rem; font-weight: 700; margin-bottom: 14px; }
.division-desc { color: var(--ink-soft); font-size: 0.98rem; }
.division-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
@media (max-width: 820px) { .division-row { grid-template-columns: 1fr; gap: 10px; } }

/* ===== DARK PANEL (principles / trust) ===== */
.panel-section {
  padding: 100px 0;
  background: var(--panel);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.panel-grid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 1px;
  background: var(--rule); border: 1px solid var(--rule);
}
.panel-item { background: var(--panel); padding: 32px; }
.panel-item .num { font-family: var(--font-mono); color: var(--accent); font-size: 0.85rem; margin-bottom: 14px; }
.panel-item h3 { font-size: 1.1rem; margin-bottom: 10px; }
.panel-item p { color: var(--ink-soft); font-size: 0.92rem; }
@media (max-width: 820px) { .panel-grid { grid-template-columns: 1fr; } }

/* ===== DEFINITION INTRO ===== */
.intro-def {
  max-width: 820px;
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  line-height: 1.7;
  color: var(--ink);
  border-left: 3px solid var(--accent);
  padding-left: 24px;
}
@media (max-width: 768px) { .intro-def { padding-left: 18px; } }

/* ===== FAQ ===== */
.faq-list { border-top: 2px solid var(--ink); max-width: 900px; }
.faq-item { border-bottom: 1px solid var(--rule); padding: 28px 0; }
.faq-item h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--ink);
}
.faq-item p { color: var(--ink-soft); font-size: 0.98rem; line-height: 1.7; }

/* ===== FOOTER ===== */
.footer {
  border-top: 2px solid var(--ink);
  padding: 40px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.footer a { color: var(--ink); }