/* ==========================================================================
   SysAdmin Wiki — page-specific styles
   ========================================================================== */

/* ---------- home: hero ---------- */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(340px, 0.94fr);
  gap: 46px;
  align-items: center;
  min-height: 490px;
  padding: 22px 0 6px;
}

.hero__content h1 {
  margin: 15px 0 17px;
  font-size: clamp(2.9rem, 5.6vw, 4.55rem);
  line-height: 0.99;
  letter-spacing: -0.055em;
}

.hero__lead {
  max-width: 570px;
  color: var(--text-soft);
  font-size: clamp(0.94rem, 1.35vw, 1.04rem);
  line-height: 1.65;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 25px;
}

.hero-search {
  display: flex;
  align-items: center;
  gap: 11px;
  flex: 1 1 330px;
  max-width: 460px;
  min-height: 52px;
  padding: 0 13px 0 16px;
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  background: var(--surface);
  color: var(--muted);
  text-align: left;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.035);
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.hero-search:hover {
  border-color: var(--accent-line);
  background: var(--surface-solid);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.hero-search .icon {
  width: 19px;
  height: 19px;
  color: var(--violet-bright);
}

.hero-search > span {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  font-size: 0.83rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.hero__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px 3px;
  margin-top: 17px;
  color: var(--muted);
  font-size: 0.72rem;
}

.hero__tags > span {
  margin-right: 4px;
  font-weight: 600;
}

.hero__visual {
  position: relative;
  perspective: 1200px;
}

.terminal {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 18px;
  background: #0a0a14;
  box-shadow: 0 36px 90px rgba(0, 0, 0, 0.55), 0 0 0 1px rgba(167, 139, 250, 0.06);
  overflow: hidden;
  transform: rotateY(-3deg) rotateX(1.5deg);
  transition: transform 0.5s var(--ease);
}

.terminal:hover {
  transform: rotateY(0) rotateX(0);
}

.terminal::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(167, 139, 250, 0.08), transparent 40%);
  pointer-events: none;
}

.terminal__bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 13px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  background: #10101d;
  color: #7e81a5;
  font-family: var(--font-mono);
  font-size: 0.63rem;
}

.terminal__dots {
  display: flex;
  gap: 5px;
}

.terminal__dots i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #3a3a50;
}

.terminal__dots i:nth-child(1) { background: #fb7185; }
.terminal__dots i:nth-child(2) { background: #fbbf24; }
.terminal__dots i:nth-child(3) { background: #34d399; }

.terminal__badge {
  margin-left: auto;
  padding: 2px 7px;
  border: 1px solid rgba(52, 211, 153, 0.22);
  border-radius: 99px;
  background: rgba(52, 211, 153, 0.08);
  color: #6ee7b7;
  font-size: 0.56rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.terminal__body {
  min-height: 236px;
  margin: 0;
  padding: 18px;
  color: #c7c9e4;
  font-family: var(--font-mono);
  font-size: 0.76rem;
  line-height: 1.85;
  white-space: pre-wrap;
}

.t-muted { color: #5f6385; }
.t-cmd { color: #b8c4ff; }
.t-ok { color: #34d399; }
.t-dim { color: #555a78; }

.t-cursor {
  display: inline-block;
  width: 7px;
  height: 13px;
  margin-left: 2px;
  vertical-align: -2px;
  background: #a78bfa;
  animation: blink 1.1s steps(2, start) infinite;
}

@keyframes blink {
  to { visibility: hidden; }
}

.floating-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 13px;
  border: 1px solid var(--border-strong);
  border-radius: 13px;
  background: rgba(17, 17, 29, 0.9);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
  animation: float 6s ease-in-out infinite;
}

[data-theme="light"] .floating-card {
  background: rgba(255, 255, 255, 0.92);
}

.floating-card strong {
  display: block;
  font-size: 0.78rem;
  line-height: 1.2;
}

.floating-card small {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 0.62rem;
}

.floating-card__icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 9px;
  background: var(--accent-soft);
  color: var(--violet-bright);
}

.floating-card__icon .icon {
  width: 17px;
  height: 17px;
}

.floating-card--top {
  top: -22px;
  right: -13px;
}

.floating-card--bottom {
  bottom: -26px;
  left: -18px;
  animation-delay: -3s;
}

.floating-card__ring {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: conic-gradient(var(--violet) calc(var(--value) * 1%), rgba(255, 255, 255, 0.08) 0);
  position: relative;
}

.floating-card__ring::before {
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: #11111d;
}

[data-theme="light"] .floating-card__ring::before {
  background: #fff;
}

.floating-card__ring b {
  position: relative;
  z-index: 1;
  font-size: 0.58rem;
  color: var(--violet-bright);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

/* ---------- home: blocks ---------- */

.block {
  margin-top: 58px;
}

.block__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.7fr);
  gap: 24px;
  align-items: end;
  margin-bottom: 20px;
}

.block__head h2 {
  margin-top: 6px;
  font-size: clamp(1.55rem, 2.8vw, 2.05rem);
}

.block__head > p {
  color: var(--muted);
  font-size: 0.83rem;
  line-height: 1.55;
}

.block__head--row {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
}

/* ---------- home: path ---------- */

.path-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.path-step {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 205px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
  transition: transform 0.25s var(--ease), border-color 0.25s ease;
}

.path-step:hover {
  border-color: var(--accent-line);
  transform: translateY(-3px);
}

.path-step__number {
  position: absolute;
  top: 12px;
  right: 16px;
  color: var(--border-strong);
  font-family: var(--font-mono);
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1;
}

.path-step__tag {
  margin-bottom: 12px;
  color: var(--violet-bright);
  font-size: 0.63rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.path-step h3 {
  position: relative;
  max-width: 80%;
  font-size: 1.1rem;
}

.path-step p {
  flex: 1;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.79rem;
  line-height: 1.5;
}

.path-step__arrow {
  align-self: flex-end;
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--muted);
  transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.path-step:hover .path-step__arrow {
  border-color: var(--accent-line);
  color: var(--violet-bright);
  transform: translateX(2px);
}

.path-step__arrow .icon {
  width: 14px;
  height: 14px;
}

/* ---------- home: CTA ---------- */

.cta {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(250px, 0.75fr);
  gap: 30px;
  align-items: center;
  margin-top: 60px;
  padding: 34px;
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-xl);
  background:
    radial-gradient(80% 120% at 0% 0%, rgba(124, 58, 237, 0.18), transparent 60%),
    radial-gradient(90% 120% at 100% 100%, rgba(37, 99, 235, 0.14), transparent 60%),
    var(--surface);
  overflow: hidden;
}

.cta__glow {
  position: absolute;
  top: -120px;
  right: 12%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(96, 165, 250, 0.16);
  filter: blur(80px);
  pointer-events: none;
}

.cta__content {
  position: relative;
}

.cta h2 {
  margin: 8px 0 10px;
  font-size: clamp(1.6rem, 3vw, 2.25rem);
}

.cta p {
  max-width: 560px;
  color: var(--text-soft);
  font-size: 0.85rem;
}

.cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 20px;
}

.cta__stats {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.14);
}

[data-theme="light"] .cta__stats {
  background: rgba(255, 255, 255, 0.55);
}

.cta__stats div {
  text-align: center;
}

.cta__stats strong {
  display: block;
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.cta__stats span {
  color: var(--muted);
  font-size: 0.62rem;
  line-height: 1.3;
}

/* ---------- section page ---------- */

.section-hero {
  position: relative;
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) 190px;
  gap: 20px;
  align-items: center;
  padding: 26px;
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(70% 130% at 0% 0%, var(--accent-soft), transparent 62%),
    var(--surface);
  overflow: hidden;
}

.section-hero::after {
  content: "";
  position: absolute;
  top: -90px;
  right: 120px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: var(--accent);
  filter: blur(80px);
  opacity: 0.12;
  pointer-events: none;
}

.section-hero__icon {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border: 1px solid var(--accent-line);
  border-radius: 18px;
  background: var(--accent-soft);
  color: var(--accent);
}

.section-hero__icon .icon {
  width: 31px;
  height: 31px;
}

.section-hero h1 {
  margin: 4px 0 6px;
  font-size: clamp(1.9rem, 3.8vw, 2.7rem);
}

.section-hero__body > p {
  max-width: 640px;
  color: var(--text-soft);
  font-size: 0.86rem;
}

.section-hero__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px 15px;
  margin-top: 12px;
}

.section-hero__progress {
  padding-left: 20px;
  border-left: 1px solid var(--border);
}

.section-hero__percent {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.05em;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section-hero__progress-label {
  display: block;
  margin: 4px 0 9px;
  color: var(--muted);
  font-size: 0.66rem;
}

.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin: 22px 0 14px;
}

.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  padding: 3px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
}

.filter-chip {
  padding: 6px 11px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: var(--muted);
  font-size: 0.73rem;
  font-weight: 600;
  transition: background 0.2s ease, color 0.2s ease;
}

.filter-chip:hover {
  color: var(--text);
}

.filter-chip.is-active {
  background: var(--surface-3);
  color: var(--text);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.16);
}

.toolbar .field {
  flex: 0 1 260px;
  min-height: 38px;
  background: var(--surface);
}

.toolbar .field input {
  height: 36px;
  font-size: 0.8rem;
}

.list-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 11px;
  color: var(--muted);
  font-size: 0.72rem;
}

.list-meta__count {
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 600;
}

.section-footnote {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-top: 26px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.72rem;
  line-height: 1.5;
}

.section-footnote > .icon {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  margin-top: 1px;
  color: var(--violet-bright);
}

.section-footnote p {
  margin: 0;
}

.section-footnote--actions {
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.section-footnote--actions > div:first-child {
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.section-footnote__buttons {
  display: flex;
  gap: 6px;
  flex: 0 0 auto;
}

/* ---------- article ---------- */

.article-head {
  position: relative;
  padding: 27px 28px;
  border: 1px solid var(--accent-line);
  border-radius: var(--radius-lg);
  background:
    radial-gradient(80% 130% at 100% 0%, var(--accent-soft), transparent 55%),
    var(--surface);
  overflow: hidden;
}

.article-head::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.5;
}

.article-head__badges {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin-bottom: 12px;
}

.article-head h1 {
  max-width: 880px;
  margin-bottom: 10px;
  font-size: clamp(1.9rem, 4vw, 3rem);
  letter-spacing: -0.045em;
}

.article-head__lead {
  max-width: 760px;
  color: var(--text-soft);
  font-size: 0.94rem;
  line-height: 1.6;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  margin-top: 15px;
}

.meta-item--tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
}

.article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 19px;
  padding-top: 17px;
  border-top: 1px solid var(--border);
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 218px;
  gap: 38px;
  align-items: start;
  margin-top: 30px;
}

.article-body {
  min-width: 0;
  max-width: 840px;
}

.article-intro {
  padding: 20px 22px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: 12px;
  background: var(--surface);
  color: var(--text-soft);
  font-size: 0.96rem;
  line-height: 1.7;
}

.article-intro p + p,
.step__text p + p {
  margin-top: 10px;
}

.article-intro a,
.step__text a,
.callout a {
  color: var(--violet-bright);
  text-decoration: underline;
  text-decoration-color: rgba(167, 139, 250, 0.35);
  text-underline-offset: 3px;
}

.article-body code,
.article-intro code,
.step__text code,
.callout code,
.goals code,
.check-text code {
  padding: 1px 5px;
  border: 1px solid rgba(167, 139, 250, 0.14);
  border-radius: 5px;
  background: rgba(167, 139, 250, 0.1);
  color: var(--violet-bright);
  font-family: var(--font-mono);
  font-size: 0.84em;
}

.steps {
  position: relative;
  margin-top: 38px;
}

.step {
  position: relative;
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr);
  gap: 18px;
  padding-bottom: 38px;
  scroll-margin-top: 100px;
}

.step:not(:last-child)::before {
  content: "";
  position: absolute;
  top: 46px;
  bottom: 6px;
  left: 22px;
  width: 1px;
  background: linear-gradient(180deg, var(--accent-line), var(--border) 70%, transparent);
}

.step__marker {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 1px solid var(--accent-line);
  border-radius: 14px;
  background: var(--surface-solid);
  color: var(--violet-bright);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
}

.step:nth-child(3n + 2) .step__marker {
  color: var(--blue);
  border-color: rgba(96, 165, 250, 0.32);
}

.step:nth-child(3n) .step__marker {
  color: var(--cyan);
  border-color: rgba(34, 211, 238, 0.28);
}

.step__body {
  min-width: 0;
  padding-top: 2px;
}

.step h2 {
  margin-bottom: 9px;
  font-size: clamp(1.15rem, 2vw, 1.36rem);
  letter-spacing: -0.025em;
}

.step__text {
  color: var(--text-soft);
  font-size: 0.88rem;
  line-height: 1.68;
}

.article-section {
  margin-top: 34px;
  scroll-margin-top: 100px;
}

.section-title-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}

.section-title-row h2 {
  margin-top: 4px;
  font-size: clamp(1.35rem, 2.3vw, 1.7rem);
}

.related {
  margin-top: 42px;
  padding-top: 30px;
  border-top: 1px solid var(--border);
}

.article-pager {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 34px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.pager-link {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 13px 15px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.pager-link:hover {
  border-color: var(--accent-line);
  background: var(--surface-2);
  transform: translateY(-1px);
}

.pager-link .icon {
  width: 18px;
  height: 18px;
  color: var(--violet-bright);
}

.pager-link span {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.pager-link small {
  color: var(--muted);
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pager-link strong {
  overflow: hidden;
  color: var(--text-soft);
  font-size: 0.79rem;
  font-weight: 600;
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.pager-link--next {
  justify-content: flex-end;
  text-align: right;
}

/* ---------- favorites / notes pages ---------- */

.page-head {
  max-width: 820px;
  margin-bottom: 26px;
}

.page-head h1 {
  margin: 10px 0 10px;
  font-size: clamp(2.15rem, 4.4vw, 3.2rem);
  letter-spacing: -0.05em;
}

.page-head__lead {
  max-width: 680px;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.page-head__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
  margin-top: 14px;
}

.quick-note {
  margin-bottom: 34px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background:
    radial-gradient(90% 120% at 100% 0%, rgba(167, 139, 250, 0.09), transparent 55%),
    var(--surface);
}

.quick-note__head {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px 18px;
  margin-bottom: 13px;
}

.quick-note__head h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 3px;
  font-size: 1.2rem;
}

.quick-note__head h2 .icon {
  width: 18px;
  height: 18px;
  color: var(--violet-bright);
}

.quick-note__hint {
  color: var(--muted);
  font-size: 0.68rem;
}

.quick-note input,
.quick-note textarea {
  display: block;
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--border);
  border-radius: 10px;
  outline: none;
  background: rgba(0, 0, 0, 0.16);
  color: var(--text);
  font-size: 0.85rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

[data-theme="light"] .quick-note input,
[data-theme="light"] .quick-note textarea {
  background: rgba(255, 255, 255, 0.65);
}

.quick-note input {
  height: 42px;
  margin-bottom: 8px;
}

.quick-note textarea {
  min-height: 104px;
  line-height: 1.55;
  resize: vertical;
}

.quick-note input:focus,
.quick-note textarea:focus {
  border-color: var(--accent-line);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.quick-note input::placeholder,
.quick-note textarea::placeholder {
  color: var(--muted);
}

.quick-note__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 10px;
}

.notes-block {
  margin-top: 36px;
}

.notes-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.note-card {
  display: flex;
  flex-direction: column;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.note-card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.note-card--article {
  border-left: 2px solid var(--accent);
}

.note-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
}

.note-card__head h3 {
  font-size: 0.92rem;
}

.note-card__title {
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.35;
}

.note-card__title:hover {
  color: var(--violet-bright);
}

.note-card__text {
  flex: 1;
  color: var(--text-soft);
  font-size: 0.8rem;
  line-height: 1.55;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.note-card__time {
  display: block;
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.65rem;
}

.note-card__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 11px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.note-card__open {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  color: var(--violet-bright);
  font-size: 0.72rem;
  font-weight: 700;
}

.note-card__open .icon {
  width: 13px;
  height: 13px;
}

.note-card__open:hover {
  color: var(--text);
}

/* ---------- about ---------- */

.about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.about-panel {
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.about-panel__head {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 14px;
}

.about-panel__icon {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 38px;
  height: 38px;
  border: 1px solid var(--accent-line);
  border-radius: 11px;
  background: var(--accent-soft);
  color: var(--violet-bright);
}

.about-panel__icon--blue {
  border-color: rgba(96, 165, 250, 0.3);
  background: rgba(96, 165, 250, 0.1);
  color: var(--blue);
}

.about-panel__icon .icon {
  width: 18px;
  height: 18px;
}

.about-panel h2 {
  font-size: 1.14rem;
}

.about-panel__text {
  margin-top: 9px;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.68;
}

.about-list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.about-list li {
  display: flex;
  gap: 9px;
  color: var(--text-soft);
  font-size: 0.84rem;
  line-height: 1.55;
}

.about-list .icon {
  flex: 0 0 auto;
  width: 15px;
  height: 15px;
  margin-top: 2px;
  color: var(--emerald);
}

.about-callout {
  display: flex;
  gap: 9px;
  margin-top: 14px;
  padding: 11px 12px;
  border: 1px solid rgba(96, 165, 250, 0.2);
  border-radius: 10px;
  background: rgba(96, 165, 250, 0.07);
  color: var(--text-soft);
  font-size: 0.79rem;
  line-height: 1.55;
}

.about-callout .icon {
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
  margin-top: 1px;
  color: var(--blue);
}

.about-callout--warn {
  border-color: rgba(251, 191, 36, 0.22);
  background: var(--warning-soft);
}

.about-callout--warn .icon {
  color: var(--amber);
}

.about-section {
  margin-top: 40px;
  scroll-margin-top: calc(var(--topbar-h) + 24px);
}

.about-lead {
  max-width: 820px;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.87rem;
  line-height: 1.7;
}

.about-steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.about-step {
  display: flex;
  gap: 13px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
}

.about-step__num {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border: 1px solid var(--accent-line);
  border-radius: 10px;
  background: var(--surface-solid);
  color: var(--violet-bright);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
}

.about-step h3 {
  font-size: 0.94rem;
  margin-bottom: 4px;
}

.about-step p {
  color: var(--muted);
  font-size: 0.81rem;
  line-height: 1.62;
}

.about-panel code,
.about-step code,
.about-callout code {
  padding: 1px 5px;
  border: 1px solid rgba(167, 139, 250, 0.14);
  border-radius: 5px;
  background: rgba(167, 139, 250, 0.1);
  color: var(--violet-bright);
  font-family: var(--font-mono);
  font-size: 0.84em;
}

.about-code {
  margin-top: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #0b0b16;
}

.about-code__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(255, 255, 255, 0.02);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.71rem;
}

.about-code pre {
  margin: 0;
  padding: 16px;
  overflow-x: auto;
  color: #cbd2f2;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  line-height: 1.7;
  tab-size: 2;
}

.about-code code {
  font-family: inherit;
  white-space: pre;
}

.about-publish {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.about-publish__card {
  display: flex;
  flex-direction: column;
  gap: 9px;
  padding: 18px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--surface);
}

.about-publish__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.about-publish__card h3 {
  font-size: 0.97rem;
}

.about-publish__card p {
  flex: 1;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.62;
}

.about-publish__card .link-arrow {
  font-size: 0.76rem;
}

.about-keys {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 18px;
}

.about-key {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  color: var(--text-soft);
  font-size: 0.82rem;
}

.about-key kbd {
  flex: 0 0 auto;
  padding: 3px 7px;
  border: 1px solid var(--border-strong);
  border-bottom-width: 2px;
  border-radius: 6px;
  background: var(--surface-2);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

.about-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 40px;
  padding-top: 22px;
  border-top: 1px solid var(--border);
}

/* ---------- not found ---------- */

.not-found {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 70px 20px;
  text-align: center;
}

.not-found__code {
  font-family: var(--font-mono);
  font-size: clamp(4rem, 12vw, 8rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.08em;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  opacity: 0.85;
}

.not-found h1 {
  margin-top: 10px;
  font-size: clamp(1.7rem, 4vw, 2.6rem);
}

.not-found p {
  max-width: 470px;
  margin-top: 10px;
  color: var(--muted);
  font-size: 0.88rem;
}

.not-found__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 22px;
}