/* ===========================================================================
   Sputnik X — Content Center (P0)

   Hand-written, strict-CSP-safe re-implementation of Edgars's Stitch visual
   (docs/content-center-stitch-reference.html). NO Tailwind CDN, NO Google
   Fonts, NO Material Symbols webfont — self-hosted Inter + inline SVG sprite
   + external JS only. Material-3 dark tokens are copied verbatim from the
   Stitch export header so the colour identity matches pixel-for-pixel.
   =========================================================================== */

/* ── Self-hosted Inter (reuse Memory Center's woff2; font-src 'self') ── */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/content-center/fonts/inter-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('/content-center/fonts/inter-600.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('/content-center/fonts/inter-900.woff2') format('woff2');
}

/* ── Material-3 dark tokens (Stitch seed) ── */
:root {
  --cc-surface: #0e1416;
  --cc-surface-container-lowest: #090f11;
  --cc-surface-container-low: #161d1e;
  --cc-surface-container: #1a2122;
  --cc-surface-container-high: #242b2d;
  --cc-surface-container-highest: #2f3638;
  --cc-surface-bright: #343a3c;
  --cc-on-surface: #dde4e5;
  --cc-on-surface-variant: #bbc9cd;
  --cc-outline: #859397;
  --cc-outline-variant: #3c494c;
  --cc-primary: #8aebff;
  --cc-primary-container: #22d3ee;
  --cc-on-primary-container: #005763;
  --cc-secondary: #73d4e8;
  --cc-tertiary: #ffd6a3;
  --cc-tertiary-container: #ffb13b;
  --cc-error: #ffb4ab;

  /* state borders (Stitch literals) */
  --cc-state-blocked: #5e3536;
  --cc-state-ready: #2c5248;
  --cc-state-copy: #5a4a2c;

  --cc-radius: 8px;
  --cc-radius-sm: 4px;
  --cc-rail: 84px;
  --cc-header-h: 64px;
  --cc-drawer-w: 400px;
}

* {
  box-sizing: border-box;
}

body.cc-shell {
  margin: 0;
  background: var(--cc-surface);
  color: var(--cc-on-surface);
  font-family:
    'Inter',
    system-ui,
    -apple-system,
    sans-serif;
  font-size: 14px;
  line-height: 1.45;
  overflow-x: hidden;
}

.cc-icon {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  display: inline-block;
  vertical-align: middle;
}
.cc-icon-lg {
  width: 40px;
  height: 40px;
}

/* ── Header ── */
.cc-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--cc-header-h);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 24px;
  background: rgba(14, 20, 22, 0.72);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--cc-outline-variant);
  z-index: 50;
}
.cc-title {
  font-size: 18px;
  font-weight: 700;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.cc-title::after {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cc-primary);
}
.cc-header-spacer {
  flex: 1;
}
.cc-operator-tag {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--cc-primary);
  padding: 6px 12px;
}
.cc-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  border-left: 1px solid var(--cc-outline-variant);
  padding-left: 16px;
}
.cc-icon-btn {
  background: none;
  border: none;
  color: var(--cc-on-surface-variant);
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  display: inline-flex;
  position: relative;
}
.cc-icon-btn:hover {
  background: var(--cc-surface-container-high);
  color: var(--cc-on-surface);
}

/* dropdown menus (reused header pattern) */
.cc-hdr-menu {
  position: relative;
}
.cc-dropdown {
  position: absolute;
  right: 0;
  top: calc(100% + 8px);
  min-width: 240px;
  background: var(--cc-surface-container);
  border: 1px solid var(--cc-outline-variant);
  border-radius: var(--cc-radius);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
  padding: 8px 0;
  z-index: 60;
}
.cc-dropdown[hidden] {
  display: none;
}
.cc-dropdown-head {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--cc-on-surface-variant);
  padding: 8px 16px;
}
.cc-dd-section {
  padding: 8px 16px;
}
.cc-dd-label {
  display: block;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--cc-on-surface-variant);
  margin-bottom: 6px;
}
.cc-dd-select {
  width: 100%;
  background: var(--cc-surface);
  color: var(--cc-on-surface);
  border: 1px solid var(--cc-outline-variant);
  border-radius: var(--cc-radius-sm);
  padding: 6px 8px;
  font: inherit;
}
.cc-dd-action {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  background: none;
  border: none;
  color: var(--cc-on-surface);
  cursor: pointer;
  padding: 8px 16px;
  font: inherit;
  text-align: left;
}
.cc-dd-action:hover {
  background: var(--cc-surface-container-high);
}
.cc-dd-danger {
  color: var(--cc-error);
}
.cc-dd-foot {
  border-top: 1px solid var(--cc-outline-variant);
  margin-top: 4px;
  padding-top: 4px;
}
.cc-dd-link {
  display: block;
  padding: 8px 16px;
  color: var(--cc-primary);
  text-decoration: none;
}
.cc-dd-link:hover {
  background: var(--cc-surface-container-high);
}

/* ── Body layout: rail + main + drawer ── */
.cc-body {
  display: flex;
  margin-top: var(--cc-header-h);
  min-height: calc(100vh - var(--cc-header-h));
}

/* left channel rail */
.cc-rail {
  position: fixed;
  left: 0;
  top: var(--cc-header-h);
  bottom: 0;
  width: var(--cc-rail);
  background: var(--cc-surface);
  border-right: 1px solid var(--cc-outline-variant);
  display: flex;
  flex-direction: column;
  z-index: 40;
}
.cc-rail-group {
  display: flex;
  flex-direction: column;
}
.cc-rail-group.cc-rail-filters {
  margin-top: auto;
  border-top: 1px solid var(--cc-outline-variant);
}
.cc-rail-btn {
  position: relative;
  background: none;
  border: none;
  color: var(--cc-on-surface-variant);
  cursor: pointer;
  height: 64px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  font: inherit;
}
.cc-rail-btn span.cc-rail-label {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.cc-rail-btn:hover {
  color: var(--cc-on-surface);
}
.cc-rail-btn.active {
  color: var(--cc-primary);
  background: rgba(138, 235, 255, 0.1);
}
.cc-rail-btn.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--cc-primary);
}
.cc-rail-badge {
  position: absolute;
  top: 10px;
  right: 14px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  border-radius: 8px;
  background: var(--cc-primary-container);
  color: var(--cc-on-primary-container);
  font-size: 10px;
  font-weight: 700;
  line-height: 16px;
  text-align: center;
}
.cc-rail-badge[hidden] {
  display: none;
}

/* main column */
.cc-main {
  flex: 1;
  margin-left: var(--cc-rail);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: margin-right 0.18s ease;
}
.cc-main.cc-drawer-open {
  margin-right: var(--cc-drawer-w);
}

/* action bar */
.cc-actionbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--cc-surface-container);
  border: 1px solid var(--cc-outline-variant);
  border-radius: var(--cc-radius);
  padding: 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}
.cc-select-all {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--cc-on-surface-variant);
}
.cc-actionbar-btns {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* buttons */
.cc-btn {
  font: inherit;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px 16px;
  border-radius: var(--cc-radius-sm);
  cursor: pointer;
  border: 1px solid transparent;
  background: none;
  color: var(--cc-on-surface-variant);
}
.cc-btn-outline {
  border-color: var(--cc-primary);
  color: var(--cc-primary);
}
.cc-btn-outline:hover {
  background: rgba(138, 235, 255, 0.08);
}
.cc-btn-ghost {
  border-color: var(--cc-outline-variant);
  color: var(--cc-on-surface-variant);
}
.cc-btn-ghost:hover {
  background: var(--cc-surface-container-high);
}
.cc-btn-primary {
  background: var(--cc-primary-container);
  color: var(--cc-on-primary-container);
}
.cc-btn-primary:hover {
  filter: brightness(1.08);
}
.cc-btn-locked {
  background: var(--cc-surface-container-high);
  color: var(--cc-on-surface-variant);
  opacity: 0.6;
  cursor: not-allowed;
}
.cc-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ── Draft list + cards ── */
.cc-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.cc-empty {
  color: var(--cc-on-surface-variant);
  padding: 48px 16px;
  text-align: center;
}

.cc-card {
  position: relative;
  background: var(--cc-surface-container);
  border: 1px solid var(--cc-outline-variant);
  border-radius: var(--cc-radius);
  padding: 16px;
}
.cc-card-stripe {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  border-top-left-radius: var(--cc-radius);
  border-bottom-left-radius: var(--cc-radius);
}
.cc-card.is-blocked {
  border-color: var(--cc-state-blocked);
}
.cc-card.is-blocked .cc-card-stripe {
  background: var(--cc-state-blocked);
}
.cc-card.is-ready {
  border-color: var(--cc-state-ready);
}
.cc-card.is-ready .cc-card-stripe {
  background: var(--cc-state-ready);
}
.cc-card.is-copyout {
  border-color: var(--cc-state-copy);
}
.cc-card.is-copyout .cc-card-stripe {
  background: var(--cc-state-copy);
}
.cc-card.is-published {
  opacity: 0.62;
}

.cc-card-top {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.cc-card-check {
  margin-top: 3px;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.cc-card-title {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
  flex: 1;
}
.cc-card-kind {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--cc-on-surface-variant);
  padding: 3px 8px;
  border: 1px solid var(--cc-outline-variant);
  border-radius: 10px;
  white-space: nowrap;
}

.cc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}
.cc-chip {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 3px 8px;
  border-radius: var(--cc-radius-sm);
}
.cc-chip-ready {
  background: rgba(44, 82, 72, 0.25);
  color: var(--cc-secondary);
}
.cc-chip-blocked {
  background: rgba(94, 53, 54, 0.25);
  color: var(--cc-error);
}
.cc-chip-copyout {
  background: rgba(90, 74, 44, 0.25);
  color: var(--cc-tertiary);
}
.cc-chip-published {
  background: var(--cc-surface-bright);
  color: var(--cc-on-surface-variant);
}
.cc-chip-cover {
  background: rgba(90, 74, 44, 0.18);
  color: var(--cc-tertiary);
}
.cc-chip-muted {
  background: var(--cc-surface-bright);
  color: var(--cc-on-surface-variant);
}

.cc-guard-note {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: var(--cc-radius-sm);
  background: rgba(94, 53, 54, 0.1);
  border: 1px solid rgba(94, 53, 54, 0.5);
  font-size: 13px;
  color: var(--cc-on-surface);
}
.cc-guard-note strong {
  color: var(--cc-error);
}
.cc-copyout-note {
  margin-top: 6px;
  font-size: 11px;
  color: var(--cc-on-surface-variant);
}

/* on-card body excerpt (Binance: operator sees what they copy) */
.cc-excerpt {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--cc-on-surface-variant);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

/* short-extract specifics (the card Stitch dropped) */
.cc-hook {
  margin-top: 10px;
  font-size: 14px;
  color: var(--cc-on-surface);
}
.cc-hashtags {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.cc-hashtag {
  font-size: 12px;
  color: var(--cc-secondary);
}
.cc-targets {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.cc-target-chip {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--cc-on-surface-variant);
  border: 1px solid var(--cc-outline-variant);
  border-radius: 12px;
  padding: 2px 4px 2px 10px;
}

.cc-card-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 16px;
  border-top: 1px solid rgba(60, 73, 76, 0.3);
  padding-top: 16px;
  flex-wrap: wrap;
}

/* Posted-status chip strip on the card (reuses .cc-chip-* palette). */
.cc-status-chips {
  margin-top: 8px;
}

/* On-card channel publish row (reuses the drawer's .cc-publish-row layout). */
.cc-card .cc-publish-row {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(60, 73, 76, 0.3);
}

/* ── Right preview drawer ── */
.cc-drawer {
  position: fixed;
  right: 0;
  top: var(--cc-header-h);
  bottom: 0;
  width: var(--cc-drawer-w);
  background: var(--cc-surface-container);
  border-left: 1px solid var(--cc-outline-variant);
  z-index: 45;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.18s ease;
}
.cc-drawer.open {
  transform: translateX(0);
}
.cc-drawer-head {
  height: var(--cc-header-h);
  border-bottom: 1px solid var(--cc-outline-variant);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
}
.cc-drawer-title {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 8px;
}
.cc-drawer-title .cc-icon {
  color: var(--cc-primary);
}
.cc-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.cc-drawer-cover {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--cc-radius-sm);
  border: 1px solid var(--cc-outline-variant);
  background: var(--cc-surface);
  object-fit: cover;
}
.cc-drawer-meta {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--cc-on-surface-variant);
}
.cc-drawer-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--cc-on-surface-variant);
}

/* download-cover row in the drawer; the link self-hides when no cover exists */
.cc-cover-row {
  display: flex;
}
.cc-cover-dl {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
}
.cc-cover-dl[hidden] {
  display: none;
}

/* Phase 2 — channel publish row (Binance / Dev.to / Hashnode) in the drawer.
   Reuses .cc-btn / .cc-btn-outline / .cc-btn-ghost; only layout is new. */
.cc-publish-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.cc-publish-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.cc-pub-btn {
  flex: 1 1 auto;
}
/* already-posted channel: link-styled, no hover-as-action affordance change */
.cc-pub-done {
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.cc-editor {
  width: 100%;
  flex: 1;
  min-height: 280px;
  background: var(--cc-surface);
  color: var(--cc-on-surface);
  border: 1px solid var(--cc-outline-variant);
  border-radius: var(--cc-radius-sm);
  padding: 12px;
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  line-height: 1.5;
  resize: vertical;
}
.cc-preview-text {
  white-space: pre-wrap;
  font-size: 13px;
  line-height: 1.55;
  color: var(--cc-on-surface);
}
.cc-drawer-foot {
  padding: 12px 16px;
  border-top: 1px solid var(--cc-outline-variant);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}
.cc-save-status {
  font-size: 11px;
  color: var(--cc-on-surface-variant);
}

/* ── Auth gate ── */
.cc-gate {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  text-align: center;
  padding: 64px 24px;
  color: var(--cc-on-surface-variant);
}
/* hideGate() sets [hidden]; the explicit display:flex above would otherwise win
   over the UA [hidden]{display:none} and keep the sign-in gate visible while the
   operator IS authenticated (cards render below it). Mirror cc-toast/cc-dropdown. */
.cc-gate[hidden] {
  display: none;
}
.cc-gate .cc-icon {
  color: var(--cc-primary);
}
.cc-gate h3 {
  margin: 0;
  color: var(--cc-on-surface);
}
.cc-gate p {
  max-width: 480px;
  margin: 0;
}
.cc-signin-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 8px;
  padding: 10px 18px;
  background: var(--cc-primary-container);
  color: var(--cc-on-primary-container);
  border-radius: var(--cc-radius-sm);
  text-decoration: none;
  font-weight: 600;
}

/* live dot */
.cc-os-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--cc-state-ready);
  display: inline-block;
  box-shadow: 0 0 0 3px rgba(44, 82, 72, 0.25);
}

/* toast */
.cc-toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--cc-surface-container-highest);
  border: 1px solid var(--cc-outline-variant);
  color: var(--cc-on-surface);
  padding: 10px 18px;
  border-radius: var(--cc-radius);
  font-size: 13px;
  z-index: 80;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}
.cc-toast[hidden] {
  display: none;
}

@media (max-width: 1100px) {
  .cc-main.cc-drawer-open {
    margin-right: 0;
  }
  .cc-drawer {
    width: 100%;
    max-width: 440px;
  }
}