/* ═══════════════════════════════════════════════════════════════
   HEXEBOTZERO × hexeosis — SYNTHESIS Gallery
   Dark, geometric, sharp. No gradients. No shadows. No rounded corners.
   ═══════════════════════════════════════════════════════════════ */

:root {
  --bg:           #000000;
  --bg-2:         #0a0a0a;
  --fg:           #ffffff;
  --fg-dim:       #888888;
  --fg-dimmer:    #444444;
  --border:       #1e1e1e;
  --border-mid:   #333333;
  --border-hi:    #555555;
  --accent:       #ffffff;
  --font:         'Space Mono', 'Courier New', monospace;
  --nav-h:        52px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--fg);
  text-decoration: none;
}

button {
  font-family: var(--font);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  background: none;
  color: var(--fg);
}

input[type="number"] {
  font-family: var(--font);
  font-size: 13px;
  color: var(--fg);
  background: var(--bg);
}

input:focus {
  outline: none;
}

pre, code {
  font-family: var(--font);
  font-size: 11px;
}

.hidden {
  display: none !important;
}

/* ── Header / Nav ───────────────────────────────────────────── */
#site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  height: var(--nav-h);
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 2rem;
  max-width: 1600px;
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
}

.hex-symbol {
  font-size: 18px;
  line-height: 1;
}

.brand-x {
  color: var(--fg-dim);
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-link {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
  transition: color 0.1s;
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--fg);
}

.nav-link.active {
  border-bottom-color: var(--fg);
}

/* ── Sections ───────────────────────────────────────────────── */
.section {
  min-height: calc(100vh - var(--nav-h));
}

.section-header {
  padding: 3rem 2rem 2rem;
  border-bottom: 1px solid var(--border);
  max-width: 1600px;
  margin: 0 auto;
}

.section-title {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  line-height: 1;
}

.section-sub {
  margin-top: 0.75rem;
  color: var(--fg-dim);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Gallery Grid ───────────────────────────────────────────── */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  border-left: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.piece-card {
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: border-color 0.12s;
  background: var(--bg);
}

.piece-card:hover {
  border-color: var(--border-mid);
  z-index: 1;
}

.piece-card:hover .piece-thumb-overlay {
  opacity: 1;
}

.piece-thumb-wrap {
  position: relative;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: #0a0a0a;
}

.piece-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.piece-thumb-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 64px;
  opacity: 0.08;
  color: var(--fg);
}

.piece-thumb-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.12s;
}

.piece-thumb-overlay-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  border: 1px solid var(--fg);
  padding: 0.4rem 1rem;
}

.piece-info {
  padding: 1rem;
  border-top: 1px solid var(--border);
}

.piece-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.piece-palette {
  display: flex;
  gap: 3px;
  margin-bottom: 0.75rem;
}

.palette-chip {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.piece-auction-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 0.5rem;
}

.piece-auction-status {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.auction-live-dot {
  width: 6px;
  height: 6px;
  background: #fff;
  animation: blink 1.2s step-end infinite;
}

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

.piece-bid {
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--fg-dim);
}

/* ── Detail Section ─────────────────────────────────────────── */
#section-detail {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--nav-h));
  overflow: hidden;
}

.detail-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  height: 44px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.detail-title-text {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-dim);
}

.detail-body {
  display: grid;
  grid-template-columns: 1fr 340px;
  grid-template-rows: 1fr;
  flex: 1;
  overflow: hidden;
  min-height: 0;
}

/* ── Viewer ─────────────────────────────────────────────────── */
#viewer-wrap {
  position: relative;
  background: #000;
  overflow: hidden;
  height: 100%;
  min-height: 0;
}

#viewer-container {
  width: 100%;
  height: 100%;
}

#viewer-container canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

.viewer-loading,
.viewer-error {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: var(--bg);
  z-index: 10;
  pointer-events: none;
}

.viewer-error {
  background: rgba(0,0,0,0.7);
}

.loading-hex {
  font-size: 48px;
  animation: spin 3s linear infinite;
  display: inline-block;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.loading-label {
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-dim);
  text-align: center;
}

.loading-label small {
  display: block;
  font-size: 9px;
  margin-top: 0.25rem;
  opacity: 0.6;
}

/* ── Side Panel ─────────────────────────────────────────────── */
#side-panel {
  border-left: 1px solid var(--border);
  overflow-y: auto;
  overflow-x: hidden;
  background: var(--bg);
  display: flex;
  flex-direction: column;
}

#side-panel::-webkit-scrollbar {
  width: 1px;
}

#side-panel::-webkit-scrollbar-track {
  background: var(--bg);
}

#side-panel::-webkit-scrollbar-thumb {
  background: var(--border-mid);
}

.palette-strip {
  display: flex;
  height: 8px;
  flex-shrink: 0;
}

.palette-strip-chip {
  flex: 1;
}

.panel-block {
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.panel-label {
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-dimmer);
  margin-bottom: 1rem;
}

/* Wallet */
.wallet-connected {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 11px;
  color: var(--fg-dim);
}

.wallet-dot {
  font-size: 8px;
  color: var(--fg);
}

.wallet-addr {
  letter-spacing: 0.04em;
}

/* Auction stats */
.auction-stats {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.auction-stat {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.75rem;
}

.auction-stat:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.stat-label {
  font-size: 9px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--fg-dimmer);
}

.stat-value {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

/* Bid form */
.bid-row {
  display: flex;
  align-items: center;
  border: 1px solid var(--border-mid);
  margin-bottom: 0.75rem;
}

.bid-input {
  flex: 1;
  border: none;
  padding: 0.6rem 0.75rem;
  font-size: 14px;
  background: var(--bg);
  color: var(--fg);
  -moz-appearance: textfield;
}

.bid-input::-webkit-outer-spin-button,
.bid-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
}

.bid-input:focus {
  outline: none;
}

.bid-unit {
  font-size: 10px;
  letter-spacing: 0.12em;
  color: var(--fg-dim);
  padding: 0 0.75rem;
  border-left: 1px solid var(--border-mid);
}

.bid-status {
  margin-top: 0.5rem;
  font-size: 10px;
  letter-spacing: 0.08em;
  min-height: 16px;
  color: var(--fg-dim);
}

.bid-status.error {
  color: #ff4444;
}

.bid-status.success {
  color: #44ff44;
}

/* Bid history */
.bid-history {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 200px;
  overflow-y: auto;
}

.bid-empty {
  font-size: 10px;
  color: var(--fg-dimmer);
  letter-spacing: 0.08em;
}

.bid-entry {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-size: 10px;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.bid-entry:last-child {
  border-bottom: none;
}

.bid-entry-addr {
  color: var(--fg-dim);
  font-size: 9px;
}

.bid-entry-amount {
  font-weight: 700;
  letter-spacing: 0.06em;
}

/* Piece metadata */
.piece-meta {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.meta-row {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border);
}

.meta-row:last-child {
  border-bottom: none;
}

.meta-key {
  color: var(--fg-dimmer);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.meta-val {
  color: var(--fg);
  text-align: right;
  max-width: 60%;
  word-break: break-all;
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn-primary {
  display: block;
  width: 100%;
  padding: 0.75rem;
  border: 1px solid var(--fg);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: none;
  color: var(--fg);
  cursor: pointer;
  transition: background 0.1s, color 0.1s;
}

.btn-primary:hover:not(:disabled) {
  background: var(--fg);
  color: var(--bg);
}

.btn-primary:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.btn-ghost {
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dim);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem 0;
  transition: color 0.1s;
}

.btn-ghost:hover {
  color: var(--fg);
}

/* ── Agents Section ─────────────────────────────────────────── */
.content-section {
  min-height: calc(100vh - var(--nav-h));
  overflow-y: auto;
}

.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
  border-left: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  max-width: 1600px;
  margin: 0 auto;
}

.doc-block {
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 2rem;
}

.doc-block-title {
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-dimmer);
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.75rem;
}

.doc-block p {
  font-size: 12px;
  color: var(--fg-dim);
  line-height: 1.8;
  margin-bottom: 0.75rem;
}

.doc-block p:last-child {
  margin-bottom: 0;
}

.code-block {
  background: var(--bg-2);
  border: 1px solid var(--border);
  padding: 1rem;
  overflow-x: auto;
  white-space: pre;
  font-size: 11px;
  line-height: 1.7;
  color: var(--fg-dim);
  max-height: 320px;
  overflow-y: auto;
}

.code-block::-webkit-scrollbar {
  width: 1px;
  height: 1px;
}

.code-block::-webkit-scrollbar-thumb {
  background: var(--border-mid);
}

.signal-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.signal-list li {
  font-size: 11px;
  color: var(--fg-dim);
  padding-left: 1.25rem;
  position: relative;
  line-height: 1.6;
}

.signal-list li::before {
  content: '⬡';
  position: absolute;
  left: 0;
  top: 1px;
  font-size: 8px;
  color: var(--fg-dimmer);
}

/* ── About Section ──────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  border-left: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  max-width: 1600px;
  margin: 0 auto;
}

.about-block {
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 2.5rem 2rem;
}

.about-block--large {
  grid-column: 1 / -1;
}

.about-label {
  font-size: 9px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-dimmer);
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.75rem;
}

.about-text {
  font-size: 13px;
  color: var(--fg-dim);
  line-height: 1.9;
  margin-bottom: 1rem;
}

.about-text:last-child {
  margin-bottom: 0;
}

.about-hex {
  font-size: 48px;
  color: var(--fg-dimmer);
  margin-top: 1.5rem;
}

.about-link {
  display: inline-block;
  margin-top: 1rem;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg);
  border-bottom: 1px solid var(--border-mid);
  padding-bottom: 2px;
  transition: border-color 0.1s;
}

.about-link:hover {
  border-bottom-color: var(--fg);
}

.chain-badge {
  display: inline-block;
  margin-top: 1rem;
  font-size: 10px;
  letter-spacing: 0.2em;
  font-weight: 700;
  border: 1px solid var(--border-mid);
  padding: 0.3rem 0.75rem;
}

/* ── Footer ─────────────────────────────────────────────────── */
#site-footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem 2rem;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1600px;
  margin: 0 auto;
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-dimmer);
}

/* ── Fullscreen viewer ──────────────────────────────────────── */
#section-detail:fullscreen,
#section-detail:-webkit-full-screen {
  background: #000;
}

#section-detail:fullscreen #viewer-wrap,
#section-detail:-webkit-full-screen #viewer-wrap {
  height: 100vh;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  .detail-body {
    grid-template-columns: 1fr;
    grid-template-rows: 60vw auto;
    overflow-y: auto;
  }

  #viewer-wrap {
    min-height: 60vw;
  }

  #side-panel {
    border-left: none;
    border-top: 1px solid var(--border);
    max-height: none;
    overflow: visible;
  }

  #section-detail {
    height: auto;
    overflow: auto;
  }

  .about-block--large {
    grid-column: 1;
  }

  .doc-grid,
  .about-grid {
    grid-template-columns: 1fr;
  }

  nav {
    padding: 0 1rem;
  }

  .section-header {
    padding: 2rem 1rem 1.5rem;
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }

  .brand-text {
    display: none;
  }
}

@media (max-width: 600px) {
  .nav-links {
    gap: 1rem;
  }

  .detail-topbar {
    padding: 0 1rem;
  }

  .detail-title-text {
    font-size: 10px;
  }
}