.page {
  padding-top: 96px;
}
.page-hero {
  padding-block: clamp(32px, 6vw, 72px) var(--space-5);
}
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-faint);
  margin-bottom: var(--space-4);
}
.crumbs a {
  transition: color 0.2s;
}
.crumbs a:hover {
  color: var(--gold);
}
.crumbs .sep {
  opacity: 0.5;
}
.page-title {
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 1.1;
  font-weight: 700;
  margin-bottom: var(--space-4);
}
.page-title .last {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.page-lede {
  color: var(--text-muted);
  font-size: 1.08rem;
  margin-bottom: var(--space-5);
}
.page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}
.page-section {
  padding-block: var(--space-5);
  scroll-margin-top: 84px;
}
.page-h2 {
  font-size: clamp(1.4rem, 2.4vw, 1.9rem);
  margin-bottom: var(--space-4);
}
.page-section > .container > p,
.page-section .section-intro {
  color: var(--text-muted);
  margin-bottom: var(--space-4);
}

.meta-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-4);
}
.meta-item {
  position: relative;
  border-top: 1px solid var(--border-strong);
  padding-top: 12px;
}
.meta-item::before {
  content: "";
  position: absolute;
  top: -1px;
  inset-inline-start: 0;
  width: 22px;
  height: 2px;
  background: var(--grad);
  border-radius: 2px;
}
.meta-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
  margin-bottom: 4px;
}
html.lang-fa .meta-label {
  letter-spacing: 0;
}
.meta-value {
  font-family: var(--font-display);
  font-size: 1rem;
}

.panel {
  position: relative;
  border: 1px solid var(--gold-line);
  border-radius: var(--radius);
  padding: var(--space-5);
  background:
    linear-gradient(160deg, rgba(222, 164, 4, 0.07), rgba(222, 164, 4, 0.01) 60%),
    rgba(10, 12, 15, 0.82);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  overflow: hidden;
}
.panel h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}
.panel p {
  color: var(--text-muted);
}
.cols-2,
.cols-3 {
  display: grid;
  gap: var(--space-4);
}
.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}
.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}
@media (max-width: 900px) {
  .cols-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 620px) {
  .cols-2,
  .cols-3 {
    grid-template-columns: 1fr;
  }
  .panel {
    padding: var(--space-4);
  }
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.chip {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  white-space: nowrap;
}
.chip-soon {
  color: var(--gold);
  background: var(--gold-dim);
  border-color: transparent;
}
.chip-gold {
  color: var(--on-accent);
  background: var(--gold);
  border-color: transparent;
  font-weight: 700;
}

.btn-sm {
  padding: 8px 14px;
  font-size: 0.75rem;
}
.btn.is-disabled {
  opacity: 0.45;
  pointer-events: none;
}
html.lang-fa .arrow-fwd {
  transform: scaleX(-1);
}

.coming {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-faint);
  font-size: 0.92rem;
}
.coming .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  flex: none;
  opacity: 0.7;
}

.course-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition:
    transform 0.3s var(--ease),
    border-color 0.3s var(--ease),
    box-shadow 0.3s;
}
.course-card:hover {
  transform: translateY(-4px);
  border-color: var(--gold);
  box-shadow: 0 20px 40px -20px rgba(0, 0, 0, 0.6);
}
.course-card h3 {
  font-size: clamp(1.3rem, 2vw, 1.65rem);
  margin: 0;
}
.course-card p {
  flex: 1;
}
.course-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.course-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--gold);
  letter-spacing: 0.08em;
}
.course-card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 4px;
}

.module {
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  margin-bottom: 12px;
  background: rgba(10, 12, 15, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: border-color 0.2s;
}
.module[open],
.module:hover {
  border-color: var(--gold-line);
}
.module > summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 20px;
  font-family: var(--font-display);
  font-weight: 600;
}
.module > summary::-webkit-details-marker {
  display: none;
}
.module-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--gold);
  background: var(--gold-dim);
  padding: 3px 9px;
  border-radius: 999px;
}
.module-title {
  flex: 1;
}
.module-caret {
  width: 14px;
  height: 14px;
  color: var(--text-faint);
  transition: transform 0.25s var(--ease);
}
.module[open] .module-caret {
  transform: rotate(180deg);
}
.session-list {
  border-top: 1px solid var(--border);
  padding: 6px 20px 12px;
}
.session {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 0;
  color: var(--text-muted);
  font-size: 0.92rem;
  border-bottom: 1px dashed var(--border);
}
.session:last-child {
  border-bottom: 0;
}
.session-n {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-faint);
  min-width: 2.2em;
}
.session-title {
  flex: 1;
}

.slides-box {
  aspect-ratio: 16 / 9;
  max-height: 460px;
  width: 100%;
  border: 1px dashed var(--gold-line);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  text-align: center;
  padding: var(--space-4);
  background: var(--gold-faint);
  color: var(--text-muted);
}
.slides-box svg {
  width: 34px;
  height: 34px;
  color: var(--gold);
}
.slides-box p {
  text-align: center;
}

.slides-frame {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--gold-line);
  border-radius: var(--radius);
  background: var(--bg-elevated);
}
.slides-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.code-block {
  position: relative;
  direction: ltr;
  text-align: left;
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.35);
}
.code-block pre {
  margin: 0;
  padding: 16px 84px 16px 18px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--gold-bright);
}
.copy-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 5px 10px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  color: var(--text-muted);
  transition: all 0.2s;
}
.copy-btn:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.feature-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 var(--space-5);
}
@media (max-width: 760px) {
  .feature-list {
    grid-template-columns: 1fr;
  }
}
.feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-muted);
}
.feature svg {
  width: 16px;
  height: 16px;
  flex: none;
  margin-top: 5px;
  color: var(--gold);
}
.decision {
  padding: 18px 0;
  border-bottom: 1px solid var(--border);
}
.decision:first-child {
  padding-top: 0;
}
.decision h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}
.decision p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.work-card-media.lg {
  width: min(100%, 460px);
  height: auto;
  aspect-ratio: 16 / 10;
}
.work-card-media.lg .work-card-media-badge {
  font-size: 11px;
  padding: 5px 10px;
  left: 10px;
  bottom: 10px;
}
.work-card-media.lg .work-card-media-count {
  font-size: 11px;
  right: 10px;
  top: 10px;
}

.pager {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: var(--space-5);
  flex-wrap: wrap;
}
.pager a {
  flex: 1 1 260px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 22px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: rgba(10, 12, 15, 0.6);
  transition:
    border-color 0.2s,
    transform 0.25s var(--ease);
}
.pager a:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
}
.pager-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
}
html.lang-fa .pager-label {
  letter-spacing: 0;
}
.pager-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
}
.pager .next {
  text-align: end;
}
.pager .prev {
  text-align: start;
}

.fineprint {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-faint);
  border-top: 1px solid var(--border);
  padding-top: var(--space-3);
  margin-top: var(--space-5);
}

.work-card-top .btn,
.flagship .work-card-top .btn {
  flex: none;
}
.flagship .work-card-top {
  align-items: center;
}
.learn-panel .contact-title {
}

.skip-link {
  left: 12px;
  top: -120px;
}
.skip-link:focus {
  left: 12px;
  top: 12px;
}

.learn-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
}
.learn-card {
  margin-bottom: 0;
  cursor: pointer;
}
.learn-card .work-card-top {
  align-items: center;
}
.learn-more {
  margin-top: var(--space-5);
}
@media (max-width: 760px) {
  .learn-grid {
    grid-template-columns: 1fr;
  }
}

.slogan {
  position: relative;
  padding-block: clamp(48px, 9vw, 120px);
  scroll-margin-top: 84px;
}
.slogan-inner {
  position: relative;
  padding-left: clamp(20px, 3vw, 36px);
  border-left: 2px solid transparent;
  border-image: var(--grad-line) 1;
  text-align: left;
}
.slogan-eyebrow {
  margin-bottom: var(--space-3);
  font-size: clamp(0.95rem, 1.6vw, 1.2rem);
  font-weight: 700;
  letter-spacing: 0.12em;
}
.slogan-eyebrow::before {
  width: 32px;
}
.slogan-text {
  font-size: clamp(2.4rem, 7.4vw, 6rem);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: 0.01em;
  margin: 0;
  text-align: left;
}
.slogan-line {
  display: block;
}
.slogan-line .ini {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.slides-viewer {
  direction: ltr;
  border: 1px solid var(--gold-line);
  border-radius: var(--radius);
  background: rgba(10, 12, 15, 0.85);
  overflow: hidden;
}
.sv-stage {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #06070a;
  outline-offset: -3px;
  touch-action: pan-y;
}
.sv-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: opacity 0.2s var(--ease);
  user-select: none;
  -webkit-user-drag: none;
}
.sv-stage.is-loading .sv-img {
  opacity: 0.35;
}
.sv-stage .gallery-nav-btn[disabled] {
  opacity: 0.25;
  pointer-events: none;
}
.sv-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
}
.sv-range {
  flex: 1;
  min-width: 0;
  accent-color: var(--gold);
  cursor: pointer;
}
.sv-counter {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  min-width: 6.5ch;
  text-align: center;
  font-variant-numeric: tabular-nums;
}
.sv-btn {
  width: 36px;
  height: 36px;
  flex: none;
  border-radius: 50%;
  border: 1px solid var(--border-strong);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: all 0.2s;
}
.sv-btn:hover:not([disabled]) {
  border-color: var(--gold);
  color: var(--gold-bright);
}
.sv-btn[disabled] {
  opacity: 0.3;
  cursor: default;
}
.sv-btn svg {
  width: 16px;
  height: 16px;
}
.sv-caption {
  direction: rtl;
  text-align: start;
  padding: 0 18px 14px;
  min-height: 2.2em;
  font-size: 0.92rem;
  color: var(--text-muted);
  border-top: 0;
}
.slides-viewer:fullscreen,
.slides-viewer:-webkit-full-screen {
  display: flex;
  flex-direction: column;
  border-radius: 0;
  border: 0;
  background: #000;
}
.slides-viewer:fullscreen .sv-stage,
.slides-viewer:-webkit-full-screen .sv-stage {
  aspect-ratio: auto;
  flex: 1;
  min-height: 0;
}
@media (max-width: 620px) {
  .sv-bar {
    padding: 10px 12px;
    gap: 8px;
  }
  .sv-stage .gallery-nav-btn {
    width: 32px;
    height: 32px;
  }
}

.fa-text {
  direction: rtl;
  unicode-bidi: isolate;
  text-align: start;
}

.plan {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
@media (max-width: 860px) {
  .plan {
    grid-template-columns: 1fr;
  }
}
.plan-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 20px;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  background: rgba(10, 12, 15, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: border-color 0.2s;
}
.plan-item:hover {
  border-color: var(--gold-line);
}
.plan-n {
  flex: none;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--on-accent);
  background: var(--grad);
}
.plan-body {
  flex: 1;
  min-width: 0;
}
.plan-title {
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 4px;
}
.plan-ex {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 10px;
}
.plan-ex b {
  font-weight: 600;
  color: var(--gold);
}
.plan-slides {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.plan-slides a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  transition: all 0.2s;
}
.plan-slides a:hover {
  border-color: var(--gold);
  color: var(--gold);
}
.time-note {
  margin-top: var(--space-4);
  padding: 14px 18px;
  border: 1px dashed var(--gold-line);
  border-radius: 12px;
  background: var(--gold-faint);
  color: var(--text-muted);
  font-size: 0.92rem;
}

a.session {
  transition:
    color 0.2s,
    padding 0.2s var(--ease);
}
a.session:hover {
  color: var(--text);
}
a.session:hover .session-n {
  color: var(--gold);
}
.session-title.fa-text {
  line-height: 1.7;
}
.part-chips {
  padding: 14px 20px 0;
}
.chip.k-exercise {
  color: var(--on-accent);
  background: var(--gold);
  border-color: transparent;
  font-weight: 600;
}
.chip.k-project {
  color: var(--gold-bright);
  background: var(--gold-dim);
  border-color: var(--gold-line);
}
.chip.k-review {
  color: var(--text-faint);
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
}
@media (max-width: 900px) {
  .tool-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 520px) {
  .tool-grid {
    grid-template-columns: 1fr;
  }
}
.tool {
  padding: 16px 18px;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  background: rgba(10, 12, 15, 0.6);
}
.tool b {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--gold-bright);
  margin-bottom: 4px;
}
.tool span {
  color: var(--text-muted);
  font-size: 0.88rem;
}
.next-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
@media (max-width: 760px) {
  .next-grid {
    grid-template-columns: 1fr;
  }
}
.next-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 16px 18px;
  border: 1px solid var(--border-strong);
  border-radius: 12px;
  background: rgba(10, 12, 15, 0.6);
}
.next-n {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--gold);
  background: var(--gold-dim);
  padding: 3px 9px;
  border-radius: 999px;
  flex: none;
  margin-top: 2px;
}
.next-item b {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  margin-bottom: 2px;
}
.next-item span {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.final-groups {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-4);
}
@media (max-width: 1000px) {
  .final-groups {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 560px) {
  .final-groups {
    grid-template-columns: 1fr;
  }
}
.final-group h4 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gold);
  margin: 0 0 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
html.lang-fa .final-group h4 {
  letter-spacing: 0;
}
.final-group li {
  position: relative;
  padding-inline-start: 16px;
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 8px;
}
.final-group li::before {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  opacity: 0.8;
}

.dl-size {
  font-size: 0.72rem;
  opacity: 0.7;
}

.practice-list {
  display: flex;
  flex-direction: column;
}
.practice-list .session {
  padding: 10px 0;
}

#slideViewer {
  scroll-margin-top: 92px;
}

html.lang-fa:not(.lang-ready) body {
  opacity: 0;
}
body {
  transition:
    background 0.3s var(--ease),
    color 0.3s var(--ease),
    opacity 0.18s var(--ease);
}