/* ═══════════════════════════════════════════════════
   REFIA OS — HUB DIRECTORY & PROTOCOL PAGES
   ═══════════════════════════════════════════════════ */

/* ═══ PAGE WRAPPER ═══ */
.hub-directory-page {
  padding-bottom: 100px;
  max-width: var(--container-max, 1400px);
  margin: 0 auto;
  padding-left: 20px;
  padding-right: 20px;
}

@media (min-width: 1200px) {
  .hub-directory-page {
    padding-left: 40px;
    padding-right: 40px;
  }
}

/* ═══ HUBS: DIRECTORY HEADER ═══ */
.directory-header {
  padding: 160px 0 60px;
  text-align: center;
}

.eyebrow {
  font-family: var(--font-family-mono);
  font-size: 0.8rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 16px;
  opacity: 0.8;
}

.directory-header h1 {
  font-weight: 800;
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  letter-spacing: -0.03em;
  margin-bottom: 30px;
  color: var(--color-text-primary);
}

.accent {
  color: var(--color-primary);
}

.filter-bar {
  display: inline-flex;
  gap: 4px;
  padding: 6px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 8px;
}

.filter-btn {
  background: transparent;
  border: none;
  color: var(--color-text-secondary);
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  transition: all 0.2s;
}

.filter-btn:hover {
  color: var(--color-text-primary);
}

.filter-btn.active {
  background: rgba(6, 182, 212, 0.1);
  color: var(--color-primary);
}

/* ═══ SHARED HUB CONTAINER ═══ */
.hub-container {
  padding: 40px 0;
  border-bottom: 1px solid rgba(63, 167, 219, 0.1);
}

.hub-id::before {
  content: attr(data-hub-id);
}

.hub-number::before {
  content: attr(data-hub-number);
}

.hub-id,
.hub-number {
  font-family: var(--font-family-mono);
  font-weight: 700;
}

.reveal {
  opacity: 1;
  transform: translateY(0);
}

/* ═══ TEMPLATE A: MISSION CONTROL ═══ */
.hub-meta-bar {
  display: flex;
  justify-content: space-between;
  margin-bottom: 20px;
  font-family: var(--font-family-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--color-text-secondary);
}

.status-live {
  color: var(--color-secondary);
}

.mission-split-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
  align-items: center;
}

/* Variation A1: Visual Right */
.layout-a1 .mission-intel {
  order: 1;
}
.layout-a1 .mission-visual-column {
  order: 2;
}

/* Variation A2: Visual Left */
.layout-a2 .mission-intel {
  order: 2;
}
.layout-a2 .mission-visual-column {
  order: 1;
}

.read-btn-wrapper {
  margin-top: 1.5rem;
  display: flex;
  justify-content: center;
}

.mission-visual-column {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.visual-and-btn-container {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
}

/* Left Side */
.hub-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
  line-height: 1.1;
  font-weight: 800;
}

.hub-synopsis {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 32px;
  max-width: 600px;
}

.hub-summary-text {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  opacity: 0.8;
  margin-bottom: 24px;
}

.asset-dock {
  padding: 20px;
  border-color: var(--color-primary);
}

.dock-header {
  font-family: var(--font-family-mono);
  font-size: 0.65rem;
  color: var(--color-primary);
  margin-bottom: 16px;
  letter-spacing: 0.15em;
}

.dock-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.asset-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--color-text-primary);
  padding: 8px;
  border-radius: 4px;
  transition: background 0.2s;
  background: rgba(255, 255, 255, 0.03);
}

.asset-btn:hover {
  background: rgba(6, 182, 212, 0.1);
}

.asset-btn svg {
  width: 16px;
  height: 16px;
  stroke: inherit;
  fill: none;
  stroke-width: 1.5;
}

.format-icon-wrapper svg {
  width: 24px;
  height: 24px;
}

.format-icon-wrapper .icon-video {
  stroke: var(--color-primary);
}
.format-icon-wrapper .icon-audio {
  stroke: var(--color-accent-indigo);
}
.format-icon-wrapper .icon-read-along {
  stroke: var(--color-accent-purple);
}
.format-icon-wrapper .icon-slides {
  stroke: var(--color-warning);
}
.format-icon-wrapper .icon-exec-sum {
  stroke: var(--color-accent-pink);
}
.format-icon-wrapper .icon-podcast {
  stroke: var(--color-cyan);
}
.format-icon-wrapper .icon-whitepaper {
  stroke: var(--color-success);
}
.format-icon-wrapper .icon-infographic {
  stroke: var(--color-accent-blue);
}
.format-icon-wrapper .icon-transcript {
  stroke: var(--color-text-secondary);
}
.format-icon-wrapper .icon-interactive {
  stroke: var(--color-warning);
}
.format-icon-wrapper .icon-case-study {
  stroke: var(--color-accent-purple);
}

.btn-read-protocol {
  display: block;
  text-align: center;
  padding: 12px 24px;
  margin-top: 0;
  font-family: var(--font-family-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  transition: all 0.2s;
}

.btn-read-protocol:hover {
  background: rgba(6, 182, 212, 0.1);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

/* Resources Strip (3 columns) underneath formats/animation */
.resources-strip {
  grid-column: 1 / -1;
  margin-top: 24px;
  margin-bottom: 40px;
  padding: 0;
}

.resources-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.resource-label {
  font-family: var(--font-family-mono);
  font-size: 0.7rem;
  color: var(--color-text-placeholder);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.resource-label svg {
  width: 12px;
  height: 12px;
  stroke: currentColor;
  fill: none;
}

.resource-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.resource-link {
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-decoration: underline;
  text-decoration-color: rgba(255, 255, 255, 0.2);
  transition: color 0.2s;
}

.resource-link:hover {
  color: var(--color-primary);
}

/* Right Side (Visual) */
.mission-visual {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--color-border);
  margin-bottom: 0;
}

#hub1Canvas {
  width: 100%;
  height: 100%;
}

.overlay-ui {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.crosshair {
  position: absolute;
  width: 10px;
  height: 10px;
  border: 1px solid var(--color-primary);
}

.c-tl {
  top: 10px;
  left: 10px;
  border-right: none;
  border-bottom: none;
}

.c-tr {
  top: 10px;
  right: 10px;
  border-left: none;
  border-bottom: none;
}

.c-bl {
  bottom: 10px;
  left: 10px;
  border-right: none;
  border-top: none;
}

.c-br {
  bottom: 10px;
  right: 10px;
  border-left: none;
  border-top: none;
}

.visual-label {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-family-mono);
  font-size: 0.6rem;
  color: var(--color-primary);
  letter-spacing: 0.1em;
}

/* Spoke Grid */
.registry-header {
  font-family: var(--font-family-mono);
  font-size: 0.85rem;
  color: var(--color-primary);
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.spoke-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.spoke-card {
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: all 0.2s;
}

.spoke-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.spoke-id {
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  color: var(--color-primary);
  background: rgba(6, 182, 212, 0.1);
  padding: 2px 6px;
  border-radius: 3px;
}

.spoke-card h4 {
  font-size: 0.9rem;
  margin: 0;
  flex-grow: 1;
}

.spoke-arrow {
  color: var(--color-text-placeholder);
  font-size: 1.2rem;
}

/* ═══ TEMPLATE B: DIRECTORY TREE ═══ */
.layout-directory .directory-frame {
  position: relative;
}

.dir-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  border-bottom: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.02);
}

.dir-identity {
  display: flex;
  align-items: center;
  gap: 16px;
}

.dir-identity .hub-number {
  font-size: 1.2rem;
  color: var(--color-text-placeholder);
}

.dir-identity h3 {
  margin: 0;
  font-size: 1.4rem;
}

.status-compiling {
  font-family: var(--font-family-mono);
  font-size: 0.7rem;
  color: var(--color-warning);
  background: rgba(245, 158, 11, 0.1);
  padding: 4px 8px;
  border-radius: 4px;
}

.dir-body {
  display: grid;
  grid-template-columns: 0.6fr 1.4fr;
}

/* Variation B2: Sidebar Right */
.layout-b2 .dir-body {
  grid-template-columns: 1.4fr 0.6fr;
}

.layout-b2 .dir-sidebar {
  order: 2;
  border-right: none;
  border-left: 1px solid var(--color-border);
}

.layout-b2 .dir-files {
  order: 1;
}

.dir-sidebar {
  padding: 24px;
  border-right: 1px solid var(--color-border);
}

.stat-block {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-block .label {
  color: var(--color-text-secondary);
  opacity: 1;
}

.stat-block .value {
  color: var(--color-primary);
  font-weight: 700;
}

.dir-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-top: 20px;
  margin-bottom: 20px;
}

.asset-row {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.asset-row.active {
  color: var(--color-secondary);
}

.asset-row svg {
  width: 12px;
  height: 12px;
  stroke: currentColor;
  fill: none;
}

.dir-tool {
  margin-top: 20px;
  padding: 10px;
  background: rgba(6, 182, 212, 0.1);
  border-radius: 4px;
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  color: var(--color-primary);
  display: flex;
  gap: 8px;
  align-items: center;
}

.dir-tool svg {
  width: 14px;
  height: 14px;
  stroke: currentColor;
  fill: none;
}

.dir-files {
  padding: 24px;
  font-family: var(--font-family-mono);
  font-size: 0.9rem;
}

.file-node {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px;
  border-radius: 4px;
  margin-bottom: 4px;
}

.active-node {
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-primary);
}

.tree-connector {
  margin-left: 8px;
  padding-left: 12px;
  border-left: 1px solid var(--color-border);
}

.tree-line {
  color: var(--color-text-placeholder);
  margin-right: 8px;
}

.file-name {
  flex-grow: 1;
}

.file-size {
  color: var(--color-text-placeholder);
  font-size: 0.75rem;
}

/* Resources strip along the entire bottom of Template B */
.dir-resources-footer {
  padding: 20px;
  background: rgba(255, 255, 255, 0.03);
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-around;
  gap: 20px;
}

.dir-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(2px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s;
}

.layout-directory:hover .dir-overlay {
  opacity: 1;
}

.btn-ghost.disabled {
  pointer-events: none;
  opacity: 1;
  background: #000;
  border-color: var(--color-text-secondary);
  color: var(--color-text-secondary);
}

/* ═══ TEMPLATE C: LOCKED ═══ */
.layout-locked .container {
  max-width: 1200px;
}

.locked-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  grid-auto-flow: dense;
  gap: 24px;
}

.locked-frame {
  padding: 30px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.locked-frame.variation-c2 {
  aspect-ratio: 1 / 1;
}

/* Variation C1: 2x1 Rectangle */
.locked-frame.variation-c1 {
  grid-column: span 2;
  aspect-ratio: 2 / 1;
}

.locked-content {
  text-align: center;
  position: relative;
  z-index: 2;
  width: 100%;
  margin: auto 0;
}

.lock-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  z-index: 3;
  width: 100%;
  margin-bottom: 20px;
}

.lock-icon {
  color: var(--color-primary);
  opacity: 0.8;
}

.lock-icon svg {
  width: 20px;
  height: 20px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.lock-header .hub-number {
  font-family: var(--font-family-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.1em;
}

.locked-frame h2 {
  color: var(--color-text-primary);
  font-family: var(--font-family-base);
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
}

.lock-desc {
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  margin-bottom: 24px;
}

.locked-frame .progress-track {
  width: 200px;
  height: 4px;
  background: rgba(255, 255, 255, 0.1);
  margin: 0 auto 12px;
  border-radius: 2px;
  overflow: hidden;
}

.locked-frame .progress-fill {
  height: 100%;
  background: var(--color-text-placeholder);
}

.decrypt-text {
  font-family: var(--font-family-mono);
  font-size: 0.65rem;
  color: var(--color-primary);
  letter-spacing: 0.1em;
}

.accent-contrast {
  color: var(--color-primary) !important;
  font-weight: 600;
}

.scan-bar {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: rgba(6, 182, 212, 0.3);
  box-shadow: 0 0 10px rgba(6, 182, 212, 0.5);
  animation: scanDown var(--scan-duration, 3s) linear infinite;
  animation-delay: var(--scan-delay, 0s);
}

@media (prefers-reduced-motion: reduce) {
  .scan-bar {
    animation: none;
    display: none;
  }
}

@keyframes scanDown {
  0% {
    top: 0;
  }
  100% {
    top: 100%;
  }
}

@media (max-width: 900px) {
  .mission-split-row {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .layout-a1 .mission-intel,
  .layout-a1 .mission-visual-column,
  .layout-a2 .mission-intel,
  .layout-a2 .mission-visual-column {
    order: unset;
  }

  .spoke-registry,
  .resources-strip {
    display: none;
  }

  .dir-body,
  .layout-b2 .dir-body {
    display: block;
  }

  .dir-files {
    display: none;
  }

  .dir-sidebar,
  .layout-b2 .dir-sidebar {
    border: none;
    padding: 20px;
  }

  .resources-grid {
    grid-template-columns: 1fr;
  }

  .locked-frame.variation-c1 {
    grid-column: span 1;
    aspect-ratio: unset;
  }

  .locked-frame.variation-c2 {
    aspect-ratio: unset;
  }

  .variation-c2 .lock-desc,
  .variation-c2 .progress-track,
  .variation-c2 .decrypt-text {
    display: none;
  }

  .variation-c2 .lock-header {
    margin-bottom: 0;
  }

  .mobile-hidden {
    display: none !important;
  }

  .mobile-only {
    display: flex !important;
  }

  .asset-dock.expanded .mobile-hidden,
  .dir-assets.expanded .mobile-hidden {
    display: flex !important;
  }

  .asset-dock.expanded .btn-show-formats,
  .dir-assets.expanded .btn-show-formats {
    display: none !important;
  }
}

.mobile-only {
  display: none;
}