/* =============================================================================
   SpinStream — Visual Design System
   Neon / Glass / Orbit
   Cyan-Magenta Palette | 3D Carousel Ring | Region 2 Authoring Layer
   ============================================================================= */

/* ─── Custom Properties ──────────────────────────────────────────────────────── */

:root {
  /* Palette */
  --cyan:          #00e5ff;
  --cyan-dim:      #007a8a;
  --cyan-glow:     rgba(0, 229, 255, 0.35);
  --cyan-glow-lg:  rgba(0, 229, 255, 0.18);
  --magenta:       #ff2d9b;
  --magenta-dim:   #801850;
  --magenta-glow:  rgba(255, 45, 155, 0.35);
  --gold:          #ffd700;

  /* Backgrounds */
  --bg-space:      #040610;
  --bg-deep:       #060814;
  --bg-panel:      rgba(6, 12, 28, 0.88);
  --bg-card:       rgba(8, 16, 38, 0.82);
  --bg-card-hover: rgba(12, 22, 50, 0.95);
  --bg-aux:        rgba(6, 14, 32, 0.80);
  --bg-artifact:   #080c1a;
  --bg-field:      rgba(0, 229, 255, 0.04);
  --bg-field-focus:rgba(0, 229, 255, 0.08);

  /* Borders */
  --border-dim:    rgba(0, 229, 255, 0.14);
  --border-card:   rgba(0, 229, 255, 0.22);
  --border-active: rgba(0, 229, 255, 0.65);
  --border-magenta:rgba(255, 45, 155, 0.40);

  /* Text */
  --text-primary:  #e8f4f8;
  --text-secondary:#7ab8cc;
  --text-dim:      #3a6070;
  --text-error:    #ff6b9d;

  /* Z-Index */
  --z-region2:     100;
  --z-carousel:    10;
  --z-card:        1;
  --z-card-active: 20;
  --z-toast:       999;

  /* Timing */
  --ring-duration: 0.65s;
  --card-duration: 0.45s;
  --fade-duration: 0.3s;

  /* Layout */
  --region2-height:    30vh;
  --region2-min-height:260px;
  --region2-max-height:380px;
  --ring-radius:       310px;
  --card-width:        200px;
  --card-height:       260px;
  --aux-width:         200px;
}

/* ─── Reset ──────────────────────────────────────────────────────────────────── */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ─── Base ───────────────────────────────────────────────────────────────────── */

html, body {
  height: 100%;
  overflow-x: hidden;
}

body {
  background: var(--bg-space);
  color: var(--text-primary);
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 13px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ─── App Root ───────────────────────────────────────────────────────────────── */

#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   REGION 2 — Authoring Layer (Edit Mode Only)
   ═══════════════════════════════════════════════════════════════════════════════ */

#region2 {
  position: sticky;
  top: 0;
  z-index: var(--z-region2);
  width: 100%;
  height: var(--region2-height);
  min-height: var(--region2-min-height);
  max-height: var(--region2-max-height);
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border-magenta);
  backdrop-filter: blur(24px) saturate(1.6);
  -webkit-backdrop-filter: blur(24px) saturate(1.6);
  overflow: hidden;
  transition:
    opacity var(--fade-duration) ease,
    transform var(--fade-duration) ease,
    max-height var(--fade-duration) ease;

  /* Subtle top star-field texture */
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 229, 255, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 80% 120%, rgba(255, 45, 155, 0.05) 0%, transparent 60%);
}

/* Region 2 hidden state */
#region2.region2--hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  max-height: 0;
  min-height: 0;
  border-bottom-color: transparent;
}

/* ─── Panel Header ───────────────────────────────────────────────────────────── */

#panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 20px 6px;
  border-bottom: 1px solid var(--border-dim);
  flex-shrink: 0;
  gap: 12px;
}

.panel-header__brand {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.panel-header__logo {
  font-size: 16px;
  color: var(--cyan);
  text-shadow: 0 0 12px var(--cyan-glow);
  animation: pulse-logo 3s ease-in-out infinite;
}

.panel-header__title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--cyan);
  text-shadow: 0 0 8px var(--cyan-glow);
}

.panel-header__controls {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: 1;
  justify-content: center;
}

.panel-header__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

/* ─── Mode label ─────────────────────────────────────────────────────────────── */

.mode-label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  padding: 3px 8px;
  border-radius: 3px;
  border: 1px solid currentColor;
  text-transform: uppercase;
}

.mode-label--edit       { color: var(--cyan);    border-color: var(--border-active); }
.mode-label--preview    { color: var(--gold);     border-color: rgba(255,215,0,0.4); }
.mode-label--finalized  { color: var(--magenta);  border-color: var(--border-magenta); }
.mode-label--minted     { color: #a0ffc0;         border-color: rgba(160,255,192,0.4); }

/* ─── Mode / Nav Buttons ─────────────────────────────────────────────────────── */

.mode-btn,
.nav-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid var(--border-dim);
  background: transparent;
  color: var(--text-secondary);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.mode-btn:hover,
.nav-btn:hover {
  border-color: var(--border-active);
  color: var(--cyan);
  background: rgba(0, 229, 255, 0.06);
  box-shadow: 0 0 8px var(--cyan-glow);
}

.mode-btn--active {
  border-color: var(--cyan);
  color: var(--bg-space);
  background: var(--cyan);
  box-shadow: 0 0 14px var(--cyan-glow);
  text-shadow: none;
}

.mode-btn--active:hover {
  background: var(--cyan);
  color: var(--bg-space);
}

/* ─── Action buttons ──────────────────────────────────────────────────────────── */

.btn-action {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border-radius: 4px;
  border: 1px solid;
  background: transparent;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-action--finalize {
  border-color: var(--magenta-dim);
  color: var(--magenta);
}

.btn-action--finalize:hover:not(:disabled),
.btn-action--finalize.btn--available {
  border-color: var(--magenta);
  background: rgba(255, 45, 155, 0.08);
  box-shadow: 0 0 10px var(--magenta-glow);
}

.btn-action--mint {
  border-color: rgba(160, 255, 192, 0.25);
  color: #5aeaa0;
}

.btn-action--mint:hover:not(:disabled),
.btn-action--mint.btn--available {
  border-color: #5aeaa0;
  background: rgba(90, 234, 160, 0.08);
  box-shadow: 0 0 10px rgba(90, 234, 160, 0.3);
}

.btn-action:disabled {
  opacity: 0.35;
  cursor: not-allowed;
  pointer-events: none;
}

/* ─── Reset button ────────────────────────────────────────────────────────────── */

.btn-reset {
  border: 1px solid var(--border-dim);
  background: transparent;
  color: var(--text-dim);
  font-size: 10px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 4px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: all 0.2s ease;
}

.btn-reset:hover {
  border-color: rgba(255, 100, 100, 0.5);
  color: #ff8888;
}

/* ─── Region 2 Body (carousel + aux modules) ─────────────────────────────────── */

#region2-body {
  display: flex;
  align-items: center;
  justify-content: center;
  height: calc(100% - 44px); /* subtract panel-header */
  padding: 8px 0 4px;
  position: relative;
  gap: 0;
}

/* ─── Auxiliary Modules ──────────────────────────────────────────────────────── */

.aux-module {
  width: var(--aux-width);
  flex-shrink: 0;
  height: 100%;
  display: flex;
  flex-direction: column;
  padding: 8px 12px;
  background: var(--bg-aux);
  border: 1px solid var(--border-dim);
  border-radius: 8px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border-dim) transparent;
}

.aux-module::-webkit-scrollbar { width: 3px; }
.aux-module::-webkit-scrollbar-track { background: transparent; }
.aux-module::-webkit-scrollbar-thumb { background: var(--border-dim); border-radius: 2px; }

#hero-module {
  margin-right: 20px;
  border-color: rgba(0, 229, 255, 0.20);
  box-shadow: inset 0 0 30px rgba(0, 229, 255, 0.04), 0 0 20px rgba(0, 229, 255, 0.06);
}

#system-module {
  margin-left: 20px;
  border-color: rgba(255, 45, 155, 0.20);
  box-shadow: inset 0 0 30px rgba(255, 45, 155, 0.04), 0 0 20px rgba(255, 45, 155, 0.06);
}

.aux-module__header {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 10px;
  padding-bottom: 7px;
  border-bottom: 1px solid var(--border-dim);
  flex-shrink: 0;
}

.aux-module__icon {
  font-size: 14px;
  color: var(--cyan);
  text-shadow: 0 0 8px var(--cyan-glow);
}

#system-module .aux-module__icon {
  color: var(--magenta);
  text-shadow: 0 0 8px var(--magenta-glow);
}

.aux-module__label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.aux-module__fields {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   CAROUSEL — 3D Orbit Ring
   ═══════════════════════════════════════════════════════════════════════════════ */

#carousel-viewport {
  flex: 1;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  perspective: 900px;
  perspective-origin: 50% 50%;
  overflow: hidden;
}

#carousel-ring {
  position: relative;
  width: var(--card-width);
  height: var(--card-height);
  transform-style: preserve-3d;
  transition: transform var(--ring-duration) cubic-bezier(0.4, 0, 0.2, 1);
}

/* ─── Orbit Card ──────────────────────────────────────────────────────────────── */

.orbit-card {
  position: absolute;
  width: var(--card-width);
  height: var(--card-height);
  top: 0;
  left: 0;
  transform-style: preserve-3d;
  cursor: pointer;
  transition: all var(--card-duration) ease;
}

/* Front face */
.orbit-card__face {
  position: absolute;
  inset: 0;
  border-radius: 12px;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  overflow: hidden;
}

.orbit-card__face--front {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  box-shadow:
    0 0 30px rgba(0, 229, 255, 0.08),
    inset 0 0 40px rgba(0, 229, 255, 0.03);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border-dim) transparent;
  transition: all var(--card-duration) ease;
}

.orbit-card__face--front::-webkit-scrollbar { width: 2px; }
.orbit-card__face--front::-webkit-scrollbar-track { background: transparent; }
.orbit-card__face--front::-webkit-scrollbar-thumb { background: var(--border-dim); border-radius: 1px; }

/* Back face */
.orbit-card__face--back {
  background: var(--bg-card);
  border: 1px solid var(--border-magenta);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  transform: rotateY(180deg);
  box-shadow: 0 0 20px var(--magenta-glow);
}

.orbit-card__back-icon {
  font-size: 32px;
  color: var(--magenta);
  text-shadow: 0 0 20px var(--magenta-glow);
  opacity: 0.6;
}

.orbit-card__back-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--magenta);
  opacity: 0.5;
}

/* ─── Active Card ────────────────────────────────────────────────────────────── */

.orbit-card--active .orbit-card__face--front {
  border-color: var(--border-active);
  box-shadow:
    0 0 0 1px var(--border-active),
    0 0 40px var(--cyan-glow),
    0 0 80px rgba(0, 229, 255, 0.12),
    inset 0 0 50px rgba(0, 229, 255, 0.05);
  background: var(--bg-card-hover);
}

.orbit-card--active {
  cursor: default;
}

/* Inactive cards — dimmed and slightly rotated to show orbital depth */
.orbit-card:not(.orbit-card--active) .orbit-card__face--front {
  opacity: 0.30;
  filter: blur(0.5px);
  border-color: var(--border-dim);
  box-shadow: none;
  pointer-events: none;
}

.orbit-card:not(.orbit-card--active) .orbit-card__face--back {
  opacity: 0.25;
}

/* Hover on inactive cards (ring navigation hint) */
.orbit-card:not(.orbit-card--active):hover .orbit-card__face--front {
  opacity: 0.55;
  filter: none;
  border-color: rgba(0, 229, 255, 0.30);
  pointer-events: auto;
}

/* ─── Card header / title / desc ──────────────────────────────────────────────── */

.orbit-card__header {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-dim);
}

.orbit-card__icon {
  font-size: 16px;
  color: var(--cyan);
  text-shadow: 0 0 10px var(--cyan-glow);
}

.orbit-card__title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cyan);
  text-shadow: 0 0 6px var(--cyan-glow);
}

.orbit-card__desc {
  font-size: 9px;
  color: var(--text-dim);
  line-height: 1.4;
  flex-shrink: 0;
}

.orbit-card__fields {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 0;
}

/* Media orbit card (clean pass):
   reduce wording clutter and keep form controls compact without geometry tricks. */
.orbit-card[data-block-id="media"] .orbit-card__desc { display: none; }

.orbit-card[data-block-id="media"] .orbit-card__title {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.orbit-card[data-block-id="media"] .field-label { display: none; }

.orbit-card[data-block-id="media"] .orbit-card__fields { gap: 5px; }

.orbit-card[data-block-id="media"] .field-input {
  font-size: 9px;
  padding: 3px 6px;
}

/* ─── Carousel navigation (prev / next arrows) ────────────────────────────────── */

.carousel-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 6px;
  flex-shrink: 0;
}

.carousel-arrow {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--border-active);
  background: rgba(0, 229, 255, 0.05);
  color: var(--cyan);
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1;
}

.carousel-arrow:hover {
  background: rgba(0, 229, 255, 0.12);
  box-shadow: 0 0 12px var(--cyan-glow);
  transform: scale(1.1);
}

/* ─── Dot indicators ─────────────────────────────────────────────────────────── */

#carousel-dots {
  display: flex;
  align-items: center;
  gap: 7px;
}

.carousel-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  border: 1px solid var(--border-active);
  background: transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  padding: 0;
}

.carousel-dot--active {
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan-glow);
  transform: scale(1.3);
}

.carousel-dot:hover:not(.carousel-dot--active) {
  background: rgba(0, 229, 255, 0.3);
}

/* ─── Card counter ───────────────────────────────────────────────────────────── */

#card-counter {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--text-dim);
}

/* ═══════════════════════════════════════════════════════════════════════════════
   FIELD COMPONENTS
   ═══════════════════════════════════════════════════════════════════════════════ */

.field-group {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.field-label {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.field-input {
  background: var(--bg-field);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  color: var(--text-primary);
  font-size: 11px;
  font-family: inherit;
  padding: 4px 7px;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
  width: 100%;
}

.field-input:focus {
  border-color: var(--border-active);
  background: var(--bg-field-focus);
  box-shadow: 0 0 0 2px rgba(0, 229, 255, 0.12);
}

.field-input--textarea,
.field-input--richtext {
  resize: vertical;
  min-height: 52px;
  line-height: 1.5;
}

.field-input--select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' fill='none'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%2300e5ff' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 7px center;
  padding-right: 22px;
  cursor: pointer;
}

.field-input--select option {
  background: #0a1628;
  color: var(--text-primary);
}

.field-input--date {
  color-scheme: dark;
}

.field-input--error {
  border-color: var(--text-error) !important;
  box-shadow: 0 0 0 2px rgba(255, 107, 157, 0.15) !important;
}

.field-error {
  font-size: 9px;
  color: var(--text-error);
  min-height: 12px;
  line-height: 1.3;
}

/* ─── Toggle ──────────────────────────────────────────────────────────────────── */

.field-group--toggle {
  flex-direction: row;
  align-items: center;
}

.field-label--toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  cursor: pointer;
}

.toggle-input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-track {
  position: relative;
  display: inline-flex;
  align-items: center;
  width: 32px;
  height: 18px;
  background: rgba(0, 229, 255, 0.08);
  border: 1px solid var(--border-dim);
  border-radius: 9px;
  transition: all 0.2s ease;
  cursor: pointer;
  flex-shrink: 0;
}

.toggle-input:checked + .toggle-thumb {
  transform: translateX(14px);
  background: var(--cyan);
  box-shadow: 0 0 6px var(--cyan-glow);
}

.toggle-input:checked ~ .toggle-track,
.toggle-label--on .toggle-track {
  background: rgba(0, 229, 255, 0.12);
  border-color: var(--border-active);
}

.field-label--toggle:has(.toggle-input:checked) .toggle-track {
  background: rgba(0, 229, 255, 0.12);
  border-color: var(--border-active);
}

.toggle-thumb {
  position: absolute;
  left: 2px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--text-dim);
  transition: all 0.2s ease;
  pointer-events: none;
}

/* ─── Multiselect ─────────────────────────────────────────────────────────────── */

.field-multiselect {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.field-multiselect__option {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  color: var(--text-secondary);
  cursor: pointer;
}

.field-multiselect__option input[type="checkbox"] {
  accent-color: var(--cyan);
  cursor: pointer;
}

/* ─── Tags ────────────────────────────────────────────────────────────────────── */

.tags-container {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  align-items: center;
  background: var(--bg-field);
  border: 1px solid var(--border-dim);
  border-radius: 4px;
  padding: 4px;
  min-height: 32px;
  cursor: text;
  transition: border-color 0.2s ease;
}

.tags-container:focus-within {
  border-color: var(--border-active);
  box-shadow: 0 0 0 2px rgba(0, 229, 255, 0.12);
}

.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: rgba(0, 229, 255, 0.10);
  border: 1px solid rgba(0, 229, 255, 0.25);
  border-radius: 3px;
  padding: 1px 5px;
  font-size: 9px;
  font-weight: 600;
  color: var(--cyan);
  letter-spacing: 0.06em;
}

.tag-remove {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 11px;
  line-height: 1;
  padding: 0;
  transition: color 0.15s ease;
}

.tag-remove:hover { color: var(--text-error); }

.tags-input {
  background: none;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 11px;
  font-family: inherit;
  min-width: 80px;
  flex: 1;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   REGION 1 — Artifact Workspace
   ═══════════════════════════════════════════════════════════════════════════════ */

#region1 {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--bg-artifact);
  min-height: 70vh;
  position: relative;
  transition: min-height var(--fade-duration) ease;
}

#region1.region1--expanded {
  min-height: 100vh;
}

/* ─── Region 1 Header (artifact toolbar) ─────────────────────────────────────── */

#region1-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  flex-shrink: 0;
}

.region1-header__label {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-dim);
}

/* ─── Artifact Preview ────────────────────────────────────────────────────────── */

#artifact-preview {
  flex: 1;
  padding: 40px 60px;
  max-width: 860px;
  margin: 0 auto;
  width: 100%;
}

.artifact__hero {
  margin-bottom: 24px;
  padding-bottom: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.artifact__title {
  font-size: clamp(22px, 3.5vw, 40px);
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.artifact__subtitle {
  font-size: clamp(14px, 2vw, 18px);
  color: var(--text-secondary);
  font-weight: 400;
  margin-bottom: 8px;
}

.artifact__tagline {
  font-size: 12px;
  color: var(--text-dim);
  font-style: italic;
}

.artifact__meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.artifact__author { color: var(--cyan); }
.artifact__version {
  background: rgba(0,229,255,0.06);
  border: 1px solid var(--border-dim);
  border-radius: 3px;
  padding: 1px 6px;
  font-size: 10px;
}

.artifact__category {
  background: rgba(255,45,155,0.06);
  border: 1px solid rgba(255,45,155,0.2);
  color: var(--magenta);
  border-radius: 3px;
  padding: 1px 6px;
  font-size: 10px;
  text-transform: capitalize;
}

.artifact__body {
  font-size: 15px;
  line-height: 1.75;
  color: var(--text-secondary);
  margin-bottom: 24px;
  white-space: pre-wrap;
}

.artifact__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.artifact__tag {
  background: rgba(0, 229, 255, 0.06);
  border: 1px solid var(--border-dim);
  border-radius: 3px;
  padding: 2px 8px;
  font-size: 10px;
  color: var(--text-secondary);
}

.artifact__footer {
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-size: 10px;
  color: var(--text-dim);
}

.artifact__visibility {
  text-transform: capitalize;
}

/* Artifact themes */
#artifact-preview[data-theme="minimal"] .artifact__title { font-weight: 400; }
#artifact-preview[data-theme="bold"] .artifact__title { font-weight: 900; letter-spacing: -0.02em; }
#artifact-preview[data-theme="glass"] { background: rgba(8, 16, 38, 0.5); backdrop-filter: blur(12px); border-radius: 12px; }
#artifact-preview.artifact--dark { --bg-artifact: #04060f; }

/* ─── Artifact placeholder (empty state) ──────────────────────────────────────── */

.artifact-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  gap: 12px;
  color: var(--text-dim);
  text-align: center;
}

.artifact-placeholder__icon {
  font-size: 40px;
  opacity: 0.25;
}

.artifact-placeholder__text {
  font-size: 12px;
  letter-spacing: 0.08em;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   TOAST (Validation feedback)
   ═══════════════════════════════════════════════════════════════════════════════ */

#validation-toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: var(--z-toast);
  background: rgba(10, 5, 15, 0.95);
  border: 1px solid var(--magenta);
  border-radius: 6px;
  padding: 12px 18px;
  font-size: 11px;
  color: var(--text-primary);
  box-shadow: 0 0 20px var(--magenta-glow);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity var(--fade-duration) ease, transform var(--fade-duration) ease;
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 300px;
}

.toast__icon { font-size: 14px; color: var(--magenta); flex-shrink: 0; }

#validation-toast.toast--visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   MODE-SPECIFIC OVERRIDES (applied to #app[data-mode])
   ═══════════════════════════════════════════════════════════════════════════════ */

/* Preview mode — clean, no edit chrome */
#app.mode-preview #region1-header .region1-header__label::after {
  content: " — PREVIEW";
  color: var(--gold);
}

/* Finalized mode */
#app.mode-finalized #region1-header .region1-header__label::after {
  content: " — FINALIZED";
  color: var(--magenta);
}

/* Minted mode */
#app.mode-minted #region1-header .region1-header__label::after {
  content: " — MINTED ✦";
  color: #a0ffc0;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   AMBIENT / ATMOSPHERIC EFFECTS
   ═══════════════════════════════════════════════════════════════════════════════ */

/* Glowing separator between Region 2 and Region 1 */
#region2::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 5%;
  width: 90%;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--cyan-dim) 20%,
    var(--cyan) 50%,
    var(--cyan-dim) 80%,
    transparent 100%
  );
  opacity: 0.6;
  box-shadow: 0 0 10px var(--cyan-glow);
}

/* Star-field ambient dots */
#region1::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(0,229,255,0.15) 0%, transparent 100%),
    radial-gradient(1px 1px at 30% 60%, rgba(0,229,255,0.08) 0%, transparent 100%),
    radial-gradient(1px 1px at 70% 30%, rgba(255,45,155,0.10) 0%, transparent 100%),
    radial-gradient(1px 1px at 85% 75%, rgba(0,229,255,0.06) 0%, transparent 100%),
    radial-gradient(1px 1px at 50% 85%, rgba(255,45,155,0.07) 0%, transparent 100%);
  pointer-events: none;
  z-index: 0;
}

#artifact-preview {
  position: relative;
  z-index: 1;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════════════════════════════════════════════ */

@keyframes pulse-logo {
  0%, 100% { text-shadow: 0 0 8px var(--cyan-glow); opacity: 1; }
  50%       { text-shadow: 0 0 18px var(--cyan-glow), 0 0 30px var(--cyan-glow-lg); opacity: 0.85; }
}

@keyframes ring-spin-in {
  from { transform: rotateY(-30deg) scale(0.95); opacity: 0; }
  to   { transform: rotateY(0deg)   scale(1);    opacity: 1; }
}

#carousel-ring {
  animation: ring-spin-in 0.7s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

/* ═══════════════════════════════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════════════════════════════ */

@media (max-width: 900px) {
  :root {
    --ring-radius:  220px;
    --card-width:   170px;
    --card-height:  240px;
    --aux-width:    160px;
    --region2-min-height: 240px;
  }

  #hero-module  { margin-right: 10px; }
  #system-module { margin-left: 10px; }

  #panel-header { padding: 6px 12px; }

  .panel-header__controls { gap: 4px; }
  .mode-btn, .nav-btn, .btn-action { font-size: 9px; padding: 3px 7px; }
}

@media (max-width: 700px) {
  :root {
    --aux-width: 140px;
    --card-width: 160px;
    --card-height: 220px;
    --ring-radius: 190px;
    --region2-height: 35vh;
  }

  #panel-header { flex-wrap: wrap; gap: 6px; }
  .panel-header__controls { order: 3; width: 100%; justify-content: center; }

  #artifact-preview { padding: 24px 20px; }
}

@media (max-width: 520px) {
  #hero-module,
  #system-module {
    display: none;
  }

  :root { --region2-height: 38vh; }
}

/* ═══════════════════════════════════════════════════════════════════════════════
   SCROLLBAR — Global
   ═══════════════════════════════════════════════════════════════════════════════ */

::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-dim); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--cyan-dim); }

* { scrollbar-width: thin; scrollbar-color: var(--border-dim) transparent; }

/* ═══════════════════════════════════════════════════════════════════════════════
   FOCUS VISIBLE — Accessibility
   ═══════════════════════════════════════════════════════════════════════════════ */

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}