.spkb-shell,
.spkb-page,
.spkb-detail-shell {
  --spkb-ink: #15201d;
  --spkb-muted: #64716d;
  --spkb-line: #dce5e1;
  --spkb-surface: #ffffff;
  --spkb-paper: #f7faf8;
  --spkb-accent: #0f766e;
  --spkb-accent-dark: #115e59;
  --spkb-warm: #b45309;
  color: var(--spkb-ink);
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

body.spkb-index-template,
body.spkb-article-template {
  margin: 0;
  background: #fff;
}

.spkb-shell *,
.spkb-page *,
.spkb-detail-shell * {
  box-sizing: border-box;
}

.spkb-shell {
  max-width: 1180px;
  margin: 0 auto;
  padding: 48px 18px 72px;
}

.spkb-hero {
  max-width: 760px;
  margin: 0 auto 42px;
  text-align: center;
}

.spkb-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--spkb-line);
  border-radius: 999px;
  padding: 7px 13px;
  color: var(--spkb-muted);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
}

.spkb-kicker-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--spkb-accent);
}

.spkb-hero h1 {
  margin: 18px 0 12px;
  color: var(--spkb-ink);
  font-size: 60px;
  line-height: 1.02;
  font-weight: 850;
  letter-spacing: 0;
}

.spkb-hero p {
  max-width: 620px;
  margin: 0 auto 28px;
  color: var(--spkb-muted);
  font-size: 17px;
  line-height: 1.7;
}

.spkb-search-box {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border: 1px solid var(--spkb-line);
  border-radius: 14px;
  background: var(--spkb-surface);
  box-shadow: 0 18px 50px rgba(21, 32, 29, 0.08);
}

.spkb-search-icon,
.spkb-btn-icon,
.spkb-brand-mark {
  display: inline-block;
  flex: 0 0 auto;
}

.spkb-search-icon {
  width: 18px;
  height: 18px;
  margin-left: 10px;
  border: 2px solid #8b9995;
  border-radius: 50%;
  position: relative;
}

.spkb-search-icon::after {
  content: "";
  position: absolute;
  width: 8px;
  height: 2px;
  right: -6px;
  bottom: -3px;
  background: #8b9995;
  transform: rotate(45deg);
  border-radius: 99px;
}

.spkb-search-box input {
  flex: 1;
  min-width: 0;
  border: 0;
  outline: 0;
  background: transparent;
  padding: 13px 8px;
  color: var(--spkb-ink);
  font-size: 15px;
}

.spkb-search-box input::placeholder {
  color: #93a19d;
}

.spkb-search-box button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  border: 0;
  border-radius: 10px;
  padding: 0 18px;
  color: #fff;
  background: var(--spkb-accent);
  font-weight: 800;
  cursor: pointer;
  transition: background 150ms ease, transform 150ms ease;
}

.spkb-search-box button:hover {
  background: var(--spkb-accent-dark);
  transform: translateY(-1px);
}

.spkb-search-box button:disabled {
  opacity: 0.7;
  cursor: wait;
  transform: none;
}

.spkb-btn-icon {
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-radius: 50%;
  position: relative;
}

.spkb-btn-icon::after {
  content: "";
  position: absolute;
  width: 6px;
  height: 2px;
  right: -5px;
  bottom: -3px;
  background: currentColor;
  transform: rotate(45deg);
  border-radius: 99px;
}

.spkb-search-box button.is-loading .spkb-btn-icon {
  border-right-color: transparent;
  animation: spkb-spin 700ms linear infinite;
}

.spkb-search-box button.is-loading .spkb-btn-icon::after {
  display: none;
}

.spkb-form-message {
  margin: 12px 0 0;
  padding: 11px 13px;
  border-radius: 10px;
  font-size: 14px;
  text-align: left;
}

.spkb-form-message[data-type="info"] {
  color: var(--spkb-accent-dark);
  background: #ecfdf5;
}

.spkb-form-message[data-type="error"] {
  color: #991b1b;
  background: #fef2f2;
}

.spkb-inline-retry {
  margin-left: 6px;
  border: 0;
  border-radius: 6px;
  padding: 5px 9px;
  color: #fff;
  background: #991b1b;
  font: inherit;
  font-weight: 750;
  cursor: pointer;
}

.spkb-inline-retry:hover {
  background: #7f1d1d;
}

.spkb-list-section {
  margin-top: 34px;
}

.spkb-section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.spkb-section-heading h2 {
  margin: 0;
  color: var(--spkb-ink);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0;
}

.spkb-section-heading span {
  color: var(--spkb-muted);
  font-size: 13px;
}

.spkb-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.spkb-card {
  display: flex;
  flex-direction: column;
  min-height: 250px;
  overflow: hidden;
  border: 1px solid var(--spkb-line);
  border-radius: 8px;
  color: inherit;
  background: var(--spkb-surface);
  text-decoration: none;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.spkb-card:hover {
  border-color: rgba(15, 118, 110, 0.45);
  box-shadow: 0 16px 36px rgba(21, 32, 29, 0.08);
  transform: translateY(-2px);
}

.spkb-card-image {
  display: block;
  aspect-ratio: 16 / 7;
  overflow: hidden;
  border-bottom: 1px solid var(--spkb-line);
}

.spkb-card-image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.spkb-card-body {
  display: block;
  flex: 1;
  padding: 18px 18px 14px;
}

.spkb-card-body strong {
  display: block;
  color: var(--spkb-ink);
  font-size: 17px;
  line-height: 1.35;
  font-weight: 800;
  margin-bottom: 8px;
}

.spkb-card-body span {
  display: block;
  color: var(--spkb-muted);
  font-size: 14px;
  line-height: 1.65;
}

.spkb-card-meta {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 18px;
  border-top: 1px solid var(--spkb-line);
  color: #7b8783;
  font-size: 12px;
}

.spkb-empty {
  display: grid;
  gap: 6px;
  place-items: center;
  min-height: 180px;
  border: 1px dashed var(--spkb-line);
  border-radius: 8px;
  background: var(--spkb-paper);
  color: var(--spkb-muted);
}

.spkb-empty strong {
  color: var(--spkb-ink);
}

.spkb-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}

.spkb-pagination a,
.spkb-pagination span,
.spkb-pagination strong {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  border: 1px solid var(--spkb-line);
  border-radius: 8px;
  padding: 0 13px;
  color: var(--spkb-muted);
  background: #fff;
  font-size: 13px;
  font-weight: 750;
  text-decoration: none;
}

.spkb-pagination a {
  color: var(--spkb-accent-dark);
}

.spkb-pagination a:hover {
  border-color: rgba(15, 118, 110, 0.45);
  background: #ecfdf5;
}

.spkb-pagination strong {
  color: var(--spkb-ink);
  font-weight: 850;
}

.spkb-pagination span {
  opacity: 0.55;
}

.spkb-page {
  min-height: 100vh;
  background: #fff;
}

.spkb-topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  padding: 0 max(18px, calc((100vw - 1180px) / 2));
  border-bottom: 1px solid var(--spkb-line);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
}

.admin-bar .spkb-topbar {
  top: 32px;
}

.spkb-brand,
.spkb-back,
.spkb-nav a {
  color: var(--spkb-ink);
  text-decoration: none;
}

.spkb-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-weight: 850;
}

.spkb-brand span:last-child {
  overflow: hidden;
  max-width: min(48vw, 360px);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.spkb-brand-mark {
  width: 22px;
  height: 22px;
  border: 2px solid var(--spkb-accent);
  border-radius: 6px;
  position: relative;
}

.spkb-brand-mark::after {
  content: "";
  position: absolute;
  inset: 5px 4px auto 4px;
  height: 2px;
  background: var(--spkb-accent);
  box-shadow: 0 5px 0 var(--spkb-accent);
}

.spkb-nav {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.spkb-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  border-radius: 8px;
  padding: 0 12px;
  color: var(--spkb-muted);
  font-size: 14px;
  font-weight: 750;
  transition: color 150ms ease, background 150ms ease;
}

.spkb-nav a:hover,
.spkb-nav a.is-active {
  color: var(--spkb-accent-dark);
  background: #ecfdf5;
}

.spkb-back {
  color: var(--spkb-accent-dark);
  font-size: 14px;
  font-weight: 750;
}

.spkb-article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 42px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 28px 18px 72px;
}

.spkb-article {
  min-width: 0;
}

.spkb-cover {
  margin: 0 0 28px;
  overflow: hidden;
  border: 1px solid var(--spkb-line);
  border-radius: 8px;
}

.spkb-cover img {
  display: block;
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}

.spkb-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  color: #7b8783;
  font-size: 13px;
}

.spkb-breadcrumb a {
  color: var(--spkb-accent-dark);
  text-decoration: none;
}

.spkb-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-bottom: 24px;
  color: #73817d;
  font-size: 13px;
}

.spkb-meta span {
  padding: 5px 9px;
  border: 1px solid var(--spkb-line);
  border-radius: 999px;
}

.spkb-content {
  max-width: 780px;
}

.spkb-content .spkb-h1 {
  margin: 0 0 16px;
  color: var(--spkb-ink);
  font-size: 46px;
  line-height: 1.1;
  font-weight: 850;
  letter-spacing: 0;
}

.spkb-content .spkb-h2 {
  margin: 34px 0 12px;
  padding-bottom: 9px;
  border-bottom: 1px solid var(--spkb-line);
  color: #26332f;
  font-size: 24px;
  line-height: 1.25;
  font-weight: 800;
  letter-spacing: 0;
}

.spkb-content .spkb-h3 {
  margin: 26px 0 10px;
  color: #31413c;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: 0;
}

.spkb-content .spkb-h4 {
  margin: 22px 0 8px;
  color: #42514d;
  font-size: 16px;
  font-weight: 750;
  letter-spacing: 0;
}

.spkb-content .spkb-p,
.spkb-content .spkb-ul li,
.spkb-content .spkb-ol li {
  color: #35443f;
  font-size: 16px;
  line-height: 1.85;
}

.spkb-content .spkb-p {
  margin: 0 0 16px;
}

.spkb-content .spkb-ul,
.spkb-content .spkb-ol {
  margin: 0 0 18px;
  padding-left: 24px;
}

.spkb-table-wrap {
  max-width: 100%;
  overflow-x: auto;
  margin: 4px 0 24px;
  border: 1px solid var(--spkb-line);
  border-radius: 8px;
  background: #fff;
}

.spkb-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  color: #35443f;
  font-size: 14px;
}

.spkb-table th,
.spkb-table td {
  border-bottom: 1px solid var(--spkb-line);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
}

.spkb-table th {
  color: var(--spkb-ink);
  background: var(--spkb-paper);
  font-weight: 800;
}

.spkb-table tbody tr:last-child td {
  border-bottom: 0;
}

.spkb-table .is-align-left {
  text-align: left;
}

.spkb-table .is-align-center {
  text-align: center;
}

.spkb-table .is-align-right {
  text-align: right;
}

.spkb-content .spkb-code {
  padding: 2px 5px;
  border-radius: 4px;
  color: var(--spkb-warm);
  background: #fff7ed;
  font-family: ui-monospace, SFMono-Regular, Consolas, "Liberation Mono", monospace;
  font-size: 0.92em;
}

.spkb-content .spkb-link {
  color: var(--spkb-accent-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.spkb-content .spkb-img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 22px 0;
  border: 1px solid var(--spkb-line);
  border-radius: 8px;
}

.spkb-content .spkb-hr {
  margin: 30px 0;
  border: 0;
  border-top: 1px solid var(--spkb-line);
}

.spkb-related {
  position: sticky;
  top: 88px;
  align-self: start;
  border-left: 1px solid var(--spkb-line);
  padding-left: 22px;
}

.spkb-related h2 {
  margin: 0 0 14px;
  color: var(--spkb-ink);
  font-size: 15px;
  font-weight: 850;
  letter-spacing: 0;
}

.spkb-related-list {
  display: grid;
  gap: 8px;
}

.spkb-related-list a {
  display: block;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 12px;
  color: inherit;
  text-decoration: none;
  transition: background 150ms ease, border-color 150ms ease;
}

.spkb-related-list a:hover {
  border-color: var(--spkb-line);
  background: var(--spkb-paper);
}

.spkb-related-list strong,
.spkb-related-meta,
.spkb-related-excerpt {
  display: block;
}

.spkb-related-list strong {
  margin-bottom: 8px;
  color: var(--spkb-ink);
  font-size: 14px;
  line-height: 1.35;
}

.spkb-related-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 8px;
}

.spkb-related-meta span {
  display: inline-flex;
  align-items: center;
  min-height: 22px;
  border: 1px solid var(--spkb-line);
  border-radius: 999px;
  padding: 0 7px;
  color: #73817d;
  background: #fff;
  font-size: 11px;
  line-height: 1;
}

.spkb-related-excerpt,
.spkb-related-empty {
  color: var(--spkb-muted);
  font-size: 12px;
  line-height: 1.55;
}

.spkb-related-empty {
  margin: 0;
}

.spkb-footer {
  border-top: 1px solid var(--spkb-line);
  padding: 18px;
  color: #7b8783;
  text-align: center;
  font-size: 12px;
}

.spkb-not-found {
  display: grid;
  gap: 14px;
  place-items: center;
  min-height: 70vh;
  color: var(--spkb-muted);
}

.spkb-not-found strong {
  color: var(--spkb-ink);
  font-size: 24px;
}

@keyframes spkb-spin {
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 900px) {
  .spkb-hero h1 {
    font-size: 48px;
  }

  .spkb-content .spkb-h1 {
    font-size: 40px;
  }

  .spkb-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .spkb-article-layout {
    grid-template-columns: 1fr;
  }

  .spkb-related {
    position: static;
    border-top: 1px solid var(--spkb-line);
    border-left: 0;
    margin-top: 8px;
    padding-top: 22px;
    padding-left: 0;
  }
}

@media (max-width: 640px) {
  .spkb-shell {
    padding-top: 32px;
  }

  .spkb-hero h1 {
    font-size: 38px;
  }

  .spkb-content .spkb-h1 {
    font-size: 34px;
  }

  .spkb-search-box {
    align-items: stretch;
    flex-direction: column;
  }

  .spkb-search-icon {
    display: none;
  }

  .spkb-search-box input {
    width: 100%;
    padding: 12px;
  }

  .spkb-search-box button {
    width: 100%;
  }

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

  .spkb-section-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .spkb-topbar {
    padding: 0 16px;
  }

  .spkb-nav {
    gap: 2px;
  }

  .spkb-nav a {
    padding: 0 9px;
    font-size: 13px;
  }

  .spkb-pagination {
    flex-wrap: wrap;
  }
}

@media screen and (max-width: 782px) {
  .admin-bar .spkb-topbar {
    top: 46px;
  }
}

@media print {
  .spkb-topbar,
  .spkb-related,
  .spkb-footer,
  .spkb-breadcrumb {
    display: none !important;
  }

  .spkb-article-layout {
    display: block;
    max-width: none;
    padding: 0;
  }

  .spkb-content {
    max-width: none;
  }

  .spkb-content .spkb-h1 {
    font-size: 22pt;
  }

  .spkb-content .spkb-h2 {
    font-size: 16pt;
  }

  .spkb-content .spkb-p,
  .spkb-content .spkb-ul li,
  .spkb-content .spkb-ol li,
  .spkb-table {
    color: #000;
    font-size: 11pt;
  }

  .spkb-table-wrap {
    overflow: visible;
    border-color: #000;
  }

  .spkb-table th,
  .spkb-table td {
    border-color: #000;
  }
}