/* Zackgo Brand Component — shared logo, loading, empty, error, presentation styles */

/* ── Logo ── */
.zg-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
  line-height: 1.15;
  flex-shrink: 0;
}
.zg-logo__icon,
.zg-logo__img {
  display: block;
  flex-shrink: 0;
  object-fit: contain;
  width: auto;
  height: 32px;
}
.zg-logo--sm .zg-logo__icon,
.zg-logo--sm .zg-logo__img { height: 28px; }
.zg-logo--lg .zg-logo__icon,
.zg-logo--lg .zg-logo__img { height: 40px; }
.zg-logo--collapsed .zg-logo__icon { height: 32px; width: 32px; }
.zg-logo__text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}
.zg-logo__company {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--text-strong, var(--text, #0A0A0A));
}
.zg-logo__product {
  font-style: normal;
  font-size: 15px;
  font-weight: 500;
  color: var(--accent, var(--orange, #F97316));
  letter-spacing: -0.2px;
}
.zg-logo__subtitle {
  font-size: 10px;
  font-weight: 500;
  color: var(--text-mute, var(--muted, #8892A4));
  margin-top: 1px;
  letter-spacing: 0.1px;
}
.zg-logo--dark .zg-logo__company { color: #F5F3EE; }
.zg-logo--dark .zg-logo__product { color: #F97316; }
.zg-logo--dark .zg-logo__subtitle { color: rgba(245,243,238,.45); }
.zg-logo--light .zg-logo__company { color: #0A0A0A; }
.zg-logo--light .zg-logo__product { color: #F97316; }

/* Inline icon / mark */
.zg-icon-svg,
.zg-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.zg-icon-svg svg,
.zg-mark svg {
  display: block;
  width: 100%;
  height: 100%;
}
.zg-mark {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  overflow: hidden;
}
.zg-mark--cover {
  width: 52px;
  height: 52px;
  border-radius: 8px;
}
.zg-mark--toolbar {
  width: 34px;
  height: 34px;
  border-radius: 6px;
}

/* ── Loading ── */
.zg-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  min-height: 50vh;
  padding: 48px 24px;
  text-align: center;
}
.zg-loading__mark {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  opacity: 0.9;
}
.zg-loading__spinner {
  width: 36px;
  height: 36px;
  border: 2.5px solid var(--border, rgba(255,255,255,.1));
  border-top-color: var(--accent, #F97316);
  border-radius: 50%;
  animation: zgSpin 0.65s linear infinite;
}
.zg-loading__message {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-mute, var(--muted, #8892A4));
  letter-spacing: -0.01em;
}
@keyframes zgSpin { to { transform: rotate(360deg); } }

/* ── Empty state ── */
.zg-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 48px 32px;
  max-width: 420px;
  margin: 0 auto;
}
.zg-empty__mark {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  margin-bottom: 20px;
  opacity: 0.85;
}
.zg-empty__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-strong, var(--text, #04140F));
  margin-bottom: 8px;
}
.zg-empty__subtitle {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-mute, var(--muted, #8892A4));
  margin-bottom: 20px;
}
.zg-empty__action {
  padding: 10px 20px;
  border-radius: 10px;
  border: 1px solid var(--border, #E2E8F0);
  background: var(--surface, #fff);
  color: var(--text-strong, #04140F);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  transition: border-color 0.2s, background 0.2s;
}
.zg-empty__action:hover {
  border-color: var(--accent, #F97316);
  background: var(--accent-soft, rgba(249,115,22,.08));
}

/* ── Error / 404 ── */
.zg-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-height: 70vh;
  justify-content: center;
  padding: 48px 24px;
  gap: 12px;
}
.zg-error__brand { margin-bottom: 16px; }
.zg-error__mark {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  margin-bottom: 8px;
  opacity: 0.9;
}
.zg-error__title {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-strong, #04140F);
  letter-spacing: -0.3px;
}
.zg-error__message {
  font-size: 14px;
  line-height: 1.65;
  color: var(--text-mute, #8892A4);
  max-width: 400px;
  margin-bottom: 12px;
}
.zg-error__back {
  display: inline-flex;
  align-items: center;
  padding: 11px 22px;
  border-radius: 10px;
  border: 1px solid var(--border, #E2E8F0);
  background: var(--surface, #fff);
  color: var(--text-strong, #04140F);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  font-family: inherit;
}
.zg-error__back:hover {
  border-color: var(--accent, #F97316);
}

/* ── Presentation watermark ── */
.zg-present-watermark {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 10001;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px 6px 8px;
  border-radius: 100px;
  background: rgba(10,10,10,.88);
  border: 1px solid rgba(232,232,230,.10);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  pointer-events: none;
  opacity: 0.65;
  transition: opacity 0.2s;
}
.zg-present-watermark img {
  width: 20px;
  height: 20px;
  display: block;
  border-radius: 5px;
}
.zg-present-watermark span {
  font-size: 11px;
  font-weight: 700;
  color: rgba(255,255,255,.75);
  letter-spacing: 0.02em;
}
html.rv-presentation .zg-present-watermark { display: flex; }
.zg-present-watermark { display: none; }

/* Toolbar mark override — use Zackgo icon instead of ZR text */
.rv-toolbar-mark.zg-mark,
.bs-toolbar-mark.zg-mark {
  padding: 0;
  background: transparent;
  box-shadow: none;
  color: inherit;
  font-weight: normal;
  font-size: inherit;
}
.rv-cover-logo .zg-mark,
.rv-slide-cover-logo .zg-mark,
.bs-cover-logo .zg-mark,
.pi-cover-logo .zg-mark,
.kg-cover-logo .zg-mark,
.dc-cover-logo .zg-mark {
  box-shadow: none;
}

/* Sidebar / collapsed icon */
.sidebar-logo-mark .zg-mark-wrap,
.sidebar-logo-mark .zg-mark,
.sidebar-logo-mark .zg-mark-wrap .zg-mark {
  width: 100%;
  height: 100%;
  display: block;
  border-radius: inherit;
  box-shadow: none;
}
.sidebar-logo-mark .zg-mark,
.sb-mark .zg-mark,
.demo-logo-mark .zg-mark,
.nav-logo-mark .zg-mark,
.footer-logo-mark .zg-mark,
.brand-mark .zg-mark,
.ug-cover-mark .zg-mark,
.pub-footer-brand-mark .zg-mark {
  width: 100%;
  height: 100%;
  border-radius: inherit;
  box-shadow: none;
}

/* Copilot empty branded */
.copilot-empty-brand {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  margin: 0 auto 16px;
  opacity: 0.9;
}

@media (prefers-reduced-motion: reduce) {
  .zg-loading__spinner { animation: none; border-top-color: var(--accent, #F97316); }
}

@media print {
  .zg-present-watermark { display: none !important; }
}