@import url("tokens.css");
@import url("https://cdn.jsdelivr.net/gh/rastikerdar/vazirmatn@v33.003/Vazirmatn-font-face.css");

/* —— Global stage —— */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  height: 100%;
}

body {
  font-family: var(--arka-font);
  font-size: var(--arka-text-base);
  line-height: var(--arka-leading-body);
  background-color: var(--arka-stage);
  background-image: radial-gradient(
    ellipse 120% 80% at 50% -30%,
    rgba(248, 137, 1, 0.07),
    transparent 55%
  );
  color: var(--arka-text);
  overflow: hidden;
  min-height: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  padding-bottom: calc(
    var(--arka-controls-height) + env(safe-area-inset-bottom, 0px)
  );
  -webkit-font-smoothing: antialiased;
}

.container-fluid {
  max-width: 100%;
  height: 100%;
  min-height: 0;
  display: flex;
  flex-direction: column;
}

/* —— Catalog volume (full viewport stage) —— */
.magazine-container {
  display: flex;
  justify-content: center;
  align-items: stretch;
  flex: 1 1 auto;
  width: 100%;
  min-height: 0;
  margin: 0;
  padding: var(--arka-stage-pad-top) var(--arka-stage-pad-x)
    var(--arka-stage-gap-bottom);
  position: relative;
  max-width: 100%;
  box-sizing: border-box;
}

html.catalog-mobile .magazine-container {
  --arka-stage-pad-x: 8px;
  --arka-stage-pad-top: 6px;
  --arka-stage-gap-bottom: 4px;
}

.book-stand {
  position: absolute;
  bottom: 2px;
  width: 88%;
  max-width: none;
  height: 18px;
  background: radial-gradient(
    ellipse at center,
    rgba(0, 0, 0, 0.45) 0%,
    transparent 72%
  );
  filter: blur(8px);
  z-index: 0;
  pointer-events: none;
}

#magazine {
  position: relative;
  z-index: 1;
  width: var(--arka-magazine-width);
  height: var(--arka-magazine-height);
  max-width: 100%;
  flex: 0 0 auto;
  margin: 0 auto;
  align-self: center;
  border-radius: var(--arka-radius-sheet);
  background-color: var(--arka-paper);
  box-shadow: var(--arka-shadow-sheet);
  touch-action: pan-y;
  isolation: isolate;
}

/* Spine + paper edge (RTL: spine on inline-end) */
html[dir="rtl"] #magazine::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  inset-inline-end: 0;
  width: 14px;
  border-radius: 0 10px 10px 0;
  background: linear-gradient(
    to left,
    rgba(0, 0, 0, 0.28) 0%,
    rgba(0, 0, 0, 0.08) 45%,
    transparent 100%
  );
  pointer-events: none;
  z-index: 20;
}

html[dir="rtl"] #magazine::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: var(--arka-shadow-spine);
  pointer-events: none;
  z-index: 19;
}

html[dir="ltr"] #magazine::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  inset-inline-start: 0;
  width: 14px;
  border-radius: 10px 0 0 10px;
  background: linear-gradient(
    to right,
    rgba(0, 0, 0, 0.28) 0%,
    rgba(0, 0, 0, 0.08) 45%,
    transparent 100%
  );
  pointer-events: none;
  z-index: 20;
}

/* Lightweight CSS pager */
#magazine.catalog-pager {
  position: relative;
  overflow: hidden;
  contain: layout style paint;
}

#magazine.catalog-pager.is-transitioning {
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.42);
}

#magazine.catalog-pager > .catalog-sheet-page {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  border-radius: inherit;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: 0;
  transition: opacity 0.22s ease, transform 0.22s ease;
  will-change: auto;
}

#magazine.catalog-pager > .catalog-sheet-page.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  z-index: 2;
  transform: translate3d(0, 0, 0);
}

#magazine.catalog-pager.is-transitioning > .catalog-sheet-page.is-active,
#magazine.catalog-pager.is-transitioning > .catalog-sheet-page.is-entering,
#magazine.catalog-pager.is-transitioning > .catalog-sheet-page.is-leaving {
  will-change: opacity, transform;
}

#magazine.catalog-pager > .catalog-sheet-page.is-entering {
  visibility: visible;
  pointer-events: none;
  z-index: 3;
  opacity: 0;
}

#magazine.catalog-pager > .catalog-sheet-page.is-entering.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

#magazine.catalog-pager > .catalog-sheet-page.is-leaving {
  visibility: visible;
  pointer-events: none;
  z-index: 1;
  opacity: 1;
}

#magazine.catalog-pager > .catalog-sheet-page.is-leaving.is-hidden {
  opacity: 0;
}

html[dir="rtl"] #magazine.catalog-pager > .catalog-sheet-page.is-entering.is-forward {
  transform: translate3d(10%, 0, 0);
}

html[dir="rtl"] #magazine.catalog-pager > .catalog-sheet-page.is-entering.is-backward {
  transform: translate3d(-10%, 0, 0);
}

html[dir="rtl"] #magazine.catalog-pager > .catalog-sheet-page.is-leaving.is-forward.is-hidden {
  transform: translate3d(-6%, 0, 0);
}

html[dir="rtl"] #magazine.catalog-pager > .catalog-sheet-page.is-leaving.is-backward.is-hidden {
  transform: translate3d(6%, 0, 0);
}

html[dir="ltr"] #magazine.catalog-pager > .catalog-sheet-page.is-entering.is-forward {
  transform: translate3d(-10%, 0, 0);
}

html[dir="ltr"] #magazine.catalog-pager > .catalog-sheet-page.is-entering.is-backward {
  transform: translate3d(10%, 0, 0);
}

@media (prefers-reduced-motion: reduce) {
  #magazine.catalog-pager > .catalog-sheet-page {
    transition: opacity 0.01ms ease;
    transform: none !important;
  }
}

/* —— Inner paper pages —— */
.page {
  background-color: var(--arka-paper);
  background-image: var(--arka-paper-noise),
    linear-gradient(
      180deg,
      var(--arka-paper) 0%,
      var(--arka-paper-warm) 100%
    );
  background-size: 180px 180px, 100% 100%;
  background-blend-mode: overlay, normal;
  box-shadow: var(--arka-shadow-inset-paper);
  padding: var(--arka-page-padding);
  position: relative;
  overflow: hidden;
}

.page::before {
  content: "";
  position: absolute;
  top: 0;
  inset-inline: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--arka-gold-muted) 40%,
    transparent
  );
  opacity: 0.9;
  pointer-events: none;
}

.page::after {
  content: "";
  position: absolute;
  bottom: 12px;
  inset-inline-end: 16px;
  font-family: var(--arka-font-en);
  font-size: 0.55rem;
  letter-spacing: var(--arka-tracking-wide);
  color: var(--arka-text-soft);
  opacity: 0.35;
  pointer-events: none;
}

.catalog-item-page {
  padding: clamp(14px, 2.8vw, 32px);
}

.catalog-item-page::after {
  content: "WEBARKA";
}

/* —— Hard covers —— */
.hard {
  color: var(--arka-ink-on-dark);
  border-radius: inherit;
}

.hard.cover-page,
.hard.back-cover {
  background: var(--arka-dark);
  box-shadow: inset 0 0 80px rgba(0, 0, 0, 0.35);
}

.hard.cover-page::after,
.hard.back-cover::after {
  display: none;
}

.cover-page {
  background: linear-gradient(
    168deg,
    var(--arka-dark) 0%,
    var(--arka-dark-alt) 72%,
    #1f0030 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: stretch;
  position: relative;
  overflow: hidden;
}

.cover-page::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 20% 15%,
    rgba(248, 137, 1, 0.12),
    transparent 42%
  );
  pointer-events: none;
}

.cover-code {
  position: absolute;
  top: 20px;
  inset-inline-start: 22px;
  font-family: var(--arka-font-en);
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--arka-orange-light);
  opacity: 0.85;
  z-index: 2;
}

.cover-deco-band,
.back-deco-band {
  position: absolute;
  inset-inline: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--arka-orange) 25%,
    var(--arka-orange-light) 50%,
    var(--arka-orange) 75%,
    transparent 100%
  );
  opacity: 0.7;
  z-index: 2;
}

.cover-deco-band {
  top: 0;
}

.back-deco-band {
  bottom: 0;
}

.cover-content {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  text-align: center;
  padding: clamp(28px, 5vw, 48px) clamp(24px, 4vw, 40px);
  width: 100%;
  height: 100%;
}

.cover-header {
  width: 100%;
}

.logo-container {
  margin-bottom: 12px;
}

.logo {
  max-width: 200px;
  height: auto;
  filter: drop-shadow(0 4px 16px rgba(0, 0, 0, 0.25));
}

.cover-edition {
  font-size: var(--arka-text-xs);
  letter-spacing: 0.08em;
  text-transform: none;
  color: var(--arka-peach);
  opacity: 0.88;
  margin: 0;
}

.cover-titles {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 8px;
  max-width: 92%;
}

.cover-kicker {
  font-size: var(--arka-text-sm);
  font-weight: 600;
  color: var(--arka-orange-light);
  margin: 0;
  letter-spacing: 0.04em;
}

.cover-content h1 {
  font-size: var(--arka-text-3xl);
  font-weight: 800;
  line-height: var(--arka-leading-tight);
  margin: 0;
  letter-spacing: -0.02em;
}

.tagline {
  font-size: var(--arka-text-base);
  font-weight: 400;
  color: var(--arka-ink-muted-on-dark);
  margin: 0;
}

.cover-services {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 0;
  width: 100%;
  max-width: 420px;
  margin-top: 8px;
  padding-top: 14px;
  border-top: 1px solid rgba(248, 137, 1, 0.2);
}

.cover-service {
  flex: 1 1 22%;
  min-width: 72px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  font-size: var(--arka-text-xs);
  color: var(--arka-ink-muted-on-dark);
}

.cover-service i {
  font-size: 1.15rem;
  color: var(--arka-orange);
}

.cover-service__label {
  font-size: 0.6rem;
  line-height: 1.3;
}

.cover-hint {
  font-size: var(--arka-text-xs);
  color: var(--arka-ink-muted-on-dark);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 4px;
}

.cover-hint i {
  color: var(--arka-orange);
  animation: cover-nudge 2s ease-in-out infinite;
}

@keyframes cover-nudge {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(3px);
  }
}

/* —— Catalog index spread —— */
.catalog-index-hard {
  background: linear-gradient(
    165deg,
    var(--arka-dark) 0%,
    var(--arka-dark-alt) 100%
  );
}

.catalog-index-page {
  position: relative;
  padding: clamp(18px, 3.2vw, 32px);
  height: 100%;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.catalog-index-deco {
  position: absolute;
  top: 0;
  inset-inline: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--arka-orange),
    transparent
  );
  opacity: 0.65;
}

.catalog-index-page h2 {
  font-size: var(--arka-text-xl);
  font-weight: 700;
  text-align: center;
  margin: 0 0 4px;
  color: var(--arka-ink-on-dark);
  border: none;
  padding: 0;
}

.catalog-index-lead {
  text-align: center;
  font-size: var(--arka-text-xs);
  color: var(--arka-ink-muted-on-dark);
  margin: 0 0 14px;
  letter-spacing: 0.02em;
}

.catalog-index-grid {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
  padding: 2px 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(248, 137, 1, 0.35) transparent;
}

.catalog-index-card {
  display: grid;
  grid-template-columns: 36px minmax(52px, 0.9fr) 52px 1fr 16px;
  grid-template-areas: "num cat thumb title arrow";
  align-items: center;
  gap: 8px 10px;
  width: 100%;
  padding: 8px 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--arka-radius-sm);
  color: var(--arka-ink-on-dark);
  cursor: pointer;
  font-family: inherit;
  text-align: start;
  transition: background 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.catalog-index-card:hover,
.catalog-index-card:focus-visible {
  background: rgba(248, 137, 1, 0.1);
  border-color: rgba(248, 137, 1, 0.35);
  outline: none;
}

.catalog-index-card__num {
  grid-area: num;
  font-family: var(--arka-font-en);
  font-size: var(--arka-text-sm);
  font-weight: 700;
  color: var(--arka-orange-light);
  letter-spacing: 0.06em;
}

.catalog-index-card__cat {
  grid-area: cat;
  font-size: 0.58rem;
  font-weight: 600;
  color: var(--arka-ink-muted-on-dark);
  text-transform: none;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.catalog-index-card__media {
  grid-area: thumb;
  display: block;
  border-radius: 3px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  aspect-ratio: 4 / 3;
  background: var(--arka-paper-muted);
}

.catalog-index-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.catalog-index-card__title {
  grid-area: title;
  font-size: var(--arka-text-sm);
  font-weight: 600;
  line-height: 1.35;
  color: var(--arka-ink-on-dark);
}

.catalog-index-card__arrow {
  grid-area: arrow;
  font-size: 0.7rem;
  color: var(--arka-orange);
  opacity: 0.7;
}

.catalog-index-card__icon {
  display: none;
}

.catalog-index-card--web {
  border-inline-start: 2px solid var(--arka-orange);
}

.catalog-index-card--app {
  border-inline-start: 2px solid var(--arka-orange-light);
}

.catalog-index-card--graphic {
  border-inline-start: 2px solid var(--arka-peach);
}

.catalog-index-card--seo {
  border-inline-start: 2px solid var(--arka-orange-dark);
}

.catalog-index-card--portfolio {
  border-inline-start: 2px solid rgba(255, 255, 255, 0.35);
}

.toc-list--compact {
  display: none;
}

/* —— About page —— */
.about-page {
  padding: clamp(18px, 3vw, 32px);
}

.about-sheet {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.about-sheet__head {
  text-align: center;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--arka-border);
}

.about-sheet__icon {
  font-size: 1.25rem;
  color: var(--arka-orange);
  display: block;
  margin-bottom: 6px;
}

.about-sheet__head h2 {
  font-size: var(--arka-text-xl);
  color: var(--arka-dark);
  margin: 0 0 6px;
  font-weight: 700;
}

.about-sheet__lead {
  font-size: var(--arka-text-sm);
  color: var(--arka-orange-dark);
  font-weight: 600;
  margin: 0;
}

.about-sheet__body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
}

.about-sheet__body p {
  font-size: var(--arka-text-sm);
  line-height: var(--arka-leading-body);
  margin-bottom: 12px;
  color: var(--arka-text);
}

.about-pillars {
  list-style: none;
  padding: 0;
  margin: 14px 0 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.about-pillar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  background: var(--arka-paper-muted);
  border-radius: var(--arka-radius-sm);
  border-inline-start: 2px solid var(--arka-orange);
  font-size: var(--arka-text-sm);
  font-weight: 600;
  color: var(--arka-dark);
}

.about-pillar i {
  font-size: 1rem;
  color: var(--arka-orange);
  flex-shrink: 0;
}

/* —— Portfolio / logo gallery pages —— */
.logo-gallery-page,
.portfolio-gallery-page {
  padding: clamp(18px, 3vw, 32px);
}

.logo-gallery-sheet,
.portfolio-gallery-sheet {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.logo-gallery-sheet__head,
.portfolio-gallery-sheet__head {
  text-align: center;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--arka-border);
  flex-shrink: 0;
}

.logo-gallery-sheet__icon,
.portfolio-gallery-sheet__icon {
  font-size: 1.25rem;
  color: var(--arka-orange);
  display: block;
  margin-bottom: 6px;
}

.logo-gallery-sheet__head h2,
.portfolio-gallery-sheet__head h2 {
  font-size: var(--arka-text-xl);
  color: var(--arka-dark);
  margin: 0 0 6px;
  font-weight: 700;
}

.logo-gallery-sheet__lead,
.portfolio-gallery-sheet__lead {
  font-size: var(--arka-text-sm);
  color: var(--arka-orange-dark);
  font-weight: 600;
  margin: 0;
}

.logo-gallery-sheet__body,
.portfolio-gallery-sheet__body {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
}

.logo-gallery-grid,
.portfolio-gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.logo-gallery-tile,
.portfolio-gallery-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 8px;
  background: var(--arka-paper-muted);
  border: 1px solid var(--arka-border);
  border-radius: var(--arka-radius-sm);
  border-inline-start: 2px solid var(--arka-orange);
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.logo-gallery-tile:hover,
.portfolio-gallery-tile:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(17, 0, 28, 0.08);
}

.logo-gallery-tile__frame,
.portfolio-gallery-tile__frame {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 1;
  background: var(--arka-paper);
  border-radius: 4px;
  padding: 8px;
}

.logo-gallery-tile__frame img,
.portfolio-gallery-tile__frame img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

.logo-gallery-tile__title,
.portfolio-gallery-tile__title {
  font-size: var(--arka-text-xs);
  font-weight: 600;
  color: var(--arka-dark);
  text-align: center;
  line-height: 1.3;
}

.logo-gallery-empty,
.portfolio-gallery-empty {
  text-align: center;
  color: var(--arka-text-soft);
  font-size: var(--arka-text-sm);
  padding: 24px 12px;
  margin: 0;
}

/* Logo lightbox */
.logo-lightbox {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(17, 0, 28, 0.92);
}

body.logo-lightbox-open {
  overflow: hidden;
}


.logo-lightbox__dialog {
  position: relative;
  max-width: min(520px, 92vw);
  width: 100%;
  text-align: center;
}

.logo-lightbox__img {
  max-width: 100%;
  max-height: min(70vh, 480px);
  object-fit: contain;
  background: #fff;
  border-radius: var(--arka-radius-sm);
  padding: 16px;
}

.logo-lightbox__title {
  margin: 12px 0 0;
  color: var(--arka-peach);
  font-size: var(--arka-text-sm);
  font-weight: 600;
}

.logo-lightbox__close,
.logo-lightbox__nav {
  position: absolute;
  border: none;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: background 0.15s ease;
}

.logo-lightbox__close:hover,
.logo-lightbox__nav:hover {
  background: rgba(248, 137, 1, 0.35);
}

.logo-lightbox__close {
  top: -48px;
  inset-inline-end: 0;
}

.logo-lightbox__nav--prev {
  top: 50%;
  inset-inline-start: -52px;
  transform: translateY(-50%);
}

.logo-lightbox__nav--next {
  top: 50%;
  inset-inline-end: -52px;
  transform: translateY(-50%);
}

@media (max-width: 900px) {
  .logo-gallery-grid,
  .portfolio-gallery-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .logo-gallery-grid,
  .portfolio-gallery-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .logo-lightbox__nav--prev {
    inset-inline-start: 0;
  }

  .logo-lightbox__nav--next {
    inset-inline-end: 0;
  }
}

/* —— Product catalog sheet —— */
.catalog-sheet {
  height: 100%;
  display: flex;
  flex-direction: column;
  min-height: 0;
  position: relative;
}

.catalog-folio {
  position: absolute;
  top: -4px;
  inset-inline-end: 0;
  font-family: var(--arka-font-en);
  font-size: clamp(3.5rem, 12vw, 5.5rem);
  font-weight: 800;
  line-height: 1;
  color: var(--arka-dark);
  opacity: 0.045;
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.04em;
}

.catalog-sheet__head {
  display: grid;
  grid-template-columns: auto auto 1fr auto;
  grid-template-areas:
    "icon num cat stat"
    "title title title title"
    "tagline tagline tagline tagline"
    "tags tags tags tags";
  align-items: center;
  gap: 6px 10px;
  margin-bottom: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--arka-border);
  position: relative;
  z-index: 1;
}

.catalog-sheet__head-icon {
  grid-area: icon;
  font-size: 1.1rem;
  color: var(--arka-orange);
}

.catalog-badge--num {
  grid-area: num;
}

.catalog-badge--cat {
  grid-area: cat;
}

.catalog-stat {
  grid-area: stat;
}

.catalog-sheet__title {
  grid-area: title;
  font-size: var(--arka-text-xl);
  color: var(--arka-dark);
  margin: 4px 0 0;
  font-weight: 700;
  line-height: var(--arka-leading-tight);
}

.catalog-sheet__tagline {
  grid-area: tagline;
  font-size: var(--arka-text-sm);
  color: var(--arka-orange-dark);
  font-weight: 600;
  margin: 0;
}

.catalog-tags {
  grid-area: tags;
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 2px;
}

.catalog-tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.6rem;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: var(--arka-radius-pill);
  background: rgba(248, 137, 1, 0.08);
  color: var(--arka-orange-dark);
  border: 1px solid rgba(248, 137, 1, 0.35);
  letter-spacing: 0.02em;
}

.catalog-tag__icon {
  font-size: 0.72rem;
  opacity: 0.9;
}

.catalog-tag__sep {
  opacity: 0.45;
  font-weight: 400;
  padding: 0 1px;
}

.catalog-tag__en {
  font-family: var(--arka-font-en);
  font-size: 0.58rem;
  font-weight: 500;
  color: var(--arka-text-muted);
}

.catalog-stat {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  padding: 0;
  background: transparent;
  color: var(--arka-dark);
  border-radius: 0;
  line-height: 1.2;
  margin-inline-start: auto;
}

.catalog-stat__value {
  font-size: var(--arka-text-lg);
  font-weight: 800;
  color: var(--arka-orange-dark);
  font-family: var(--arka-font-en);
}

.catalog-stat__label {
  font-size: 0.55rem;
  color: var(--arka-text-soft);
  font-weight: 500;
}

.catalog-badge {
  display: inline-block;
  font-size: 0.62rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 3px;
  line-height: 1.3;
  letter-spacing: 0.03em;
}

.catalog-badge--num {
  background: transparent;
  color: var(--arka-orange-dark);
  border: 1px solid rgba(248, 137, 1, 0.45);
  font-family: var(--arka-font-en);
}

.catalog-badge--cat {
  background: transparent;
  color: var(--arka-text-muted);
  border: 1px solid var(--arka-border);
}

.catalog-sheet__body {
  flex: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 16px;
  min-height: 0;
  overflow: hidden;
  position: relative;
  z-index: 1;
}

.catalog-sheet__media {
  display: flex;
  flex-direction: column;
  min-height: 0;
  gap: 8px;
}

.catalog-hero-wrap {
  flex: 1;
  min-height: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  padding: 10px;
  background: var(--arka-paper-muted);
  border: 1px solid var(--arka-border);
  border-radius: var(--arka-radius-sm);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.catalog-hero,
.portfolio-gallery-tile__frame img,
.logo-gallery-tile__frame img {
  content-visibility: auto;
}

.catalog-hero {
  width: 100%;
  flex: 1;
  min-height: 72px;
  max-height: 100%;
  object-fit: contain;
  border-radius: 2px;
  background: var(--arka-paper);
}

.catalog-hero-caption {
  font-size: var(--arka-text-xs);
  color: var(--arka-text-soft);
  text-align: center;
  margin-top: 6px;
  min-height: 1em;
  font-style: italic;
}

.catalog-thumbs {
  display: flex;
  gap: 5px;
  flex-shrink: 0;
}

.catalog-thumb {
  flex: 1;
  padding: 0;
  border: 1px solid var(--arka-border);
  border-radius: 3px;
  overflow: hidden;
  cursor: pointer;
  background: var(--arka-paper);
  aspect-ratio: 1;
  max-height: 48px;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.catalog-thumb.is-active {
  border-color: var(--arka-orange);
  box-shadow: 0 0 0 1px rgba(248, 137, 1, 0.25);
}

.catalog-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.catalog-sheet__info {
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow-y: auto;
}

.catalog-sheet__desc {
  font-size: var(--arka-text-sm);
  line-height: var(--arka-leading-body);
  margin: 0 0 12px;
  color: var(--arka-text);
}

.catalog-specs {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--arka-border);
}

.catalog-spec {
  display: grid;
  grid-template-columns: minmax(72px, 34%) 1fr;
  gap: 8px 12px;
  font-size: var(--arka-text-sm);
  padding: 8px 0;
  border-bottom: 1px solid var(--arka-border);
  background: transparent;
  border-radius: 0;
  border-inline-start: none;
}

.catalog-spec:last-child {
  border-bottom: none;
}

.catalog-spec__label {
  font-weight: 700;
  color: var(--arka-dark);
  font-size: 0.72rem;
}

.catalog-spec__value {
  color: var(--arka-text-muted);
  font-size: 0.72rem;
}

/* —— Back cover —— */
.back-cover {
  background: linear-gradient(
    165deg,
    var(--arka-dark-alt) 0%,
    var(--arka-dark) 65%,
    #150022 100%
  );
  position: relative;
  overflow: hidden;
}

.back-cover::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    circle at 80% 20%,
    rgba(248, 137, 1, 0.1),
    transparent 50%
  );
  pointer-events: none;
}

.back-content {
  position: relative;
  z-index: 1;
  padding: clamp(24px, 4vw, 40px);
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

.back-content h2 {
  font-size: var(--arka-text-2xl);
  font-weight: 700;
  margin-bottom: 8px;
}

.back-content > p {
  font-size: var(--arka-text-sm);
  color: var(--arka-ink-muted-on-dark);
  max-width: 28em;
}

.contact-info {
  margin: 18px 0 12px;
}

.contact-info p {
  margin-bottom: 6px;
  font-size: var(--arka-text-sm);
  color: var(--arka-ink-muted-on-dark);
}

.contact-info strong {
  color: var(--arka-ink-on-dark);
  font-weight: 700;
}

.contact-info a {
  color: var(--arka-orange-light);
  text-decoration: none;
  border-bottom: 1px solid rgba(240, 164, 38, 0.4);
}

.contact-info a:hover {
  color: var(--arka-peach);
}

.social-links {
  margin-top: 12px;
}

.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(248, 137, 1, 0.25);
  border-radius: 50%;
  margin: 0 6px;
  color: var(--arka-ink-on-dark);
  font-size: 1rem;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.social-icon:hover {
  background: var(--arka-orange);
  border-color: var(--arka-orange);
  color: var(--arka-dark);
}

.back-cover--export .social-links--static {
  margin-top: 12px;
}

.back-cover--export .social-static {
  margin: 0 0 6px;
  font-size: var(--arka-text-sm);
  color: var(--arka-ink-muted-on-dark);
}

.back-cover--export .social-static i {
  color: var(--arka-orange-light);
  margin-inline-end: 6px;
}

.back-cover--export .contact-info--static a {
  color: inherit;
  border-bottom: none;
  text-decoration: none;
}

.back-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 14px 0 6px;
  padding: 10px 22px;
  background: var(--arka-orange);
  color: var(--arka-dark);
  font-weight: 700;
  font-size: var(--arka-text-sm);
  border-radius: var(--arka-radius-pill);
  text-decoration: none;
  transition: background 0.2s ease, transform 0.15s ease;
  border: none;
  box-shadow: none;
}

.back-cta:hover {
  background: var(--arka-orange-light);
  color: var(--arka-dark);
  transform: translateY(-1px);
}

.back-hours {
  font-size: var(--arka-text-xs);
  color: var(--arka-ink-muted-on-dark);
}

.back-hours i {
  color: var(--arka-orange);
  margin-inline-end: 4px;
}

.back-trust {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid rgba(248, 137, 1, 0.2);
  font-size: var(--arka-text-xs);
  font-weight: 600;
  color: var(--arka-peach);
  letter-spacing: 0.04em;
}

/* Legacy hard spine overlay (cover inner edge) */
#magazine .hard:after {
  content: "";
  position: absolute;
  top: 0;
  width: 3px;
  height: 100%;
  background: linear-gradient(
    to left,
    rgba(0, 0, 0, 0.2) 0%,
    transparent 100%
  );
  pointer-events: none;
}

html[dir="rtl"] #magazine .hard:first-child:after {
  inset-inline-end: auto;
  inset-inline-start: 0;
}

/* —— Floating controls —— */
.controls {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  margin: 0;
  padding: 12px 20px max(12px, env(safe-area-inset-bottom));
  background: rgba(12, 0, 20, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-top: 1px solid rgba(248, 137, 1, 0.15);
  box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.35);
}

.controls .btn,
.controls .btn-arka,
.controls a.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-decoration: none;
  min-height: 44px;
  min-width: 96px;
  padding: 10px 18px;
  background: transparent;
  color: var(--arka-ink-on-dark);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--arka-radius-pill);
  font-family: var(--arka-font);
  font-weight: 600;
  font-size: var(--arka-text-sm);
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  box-shadow: none;
}

.controls .btn-arka:hover:not(:disabled):not(.is-busy) {
  background: rgba(248, 137, 1, 0.15);
  border-color: var(--arka-orange);
  color: var(--arka-orange-light);
  transform: none;
}

.controls .btn-arka:focus-visible {
  outline: 2px solid var(--arka-orange);
  outline-offset: 2px;
}

.controls .btn-arka:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.controls .btn-arka.is-busy {
  opacity: 0.55;
  cursor: wait;
}

.controls .btn-arka-download {
  min-width: auto;
  padding: 10px 16px;
  border-color: rgba(248, 137, 1, 0.45);
  color: var(--arka-orange-light);
  background: rgba(248, 137, 1, 0.1);
}

.controls .btn-arka-download:hover:not(:disabled):not(.is-busy) {
  background: rgba(248, 137, 1, 0.22);
  border-color: var(--arka-orange);
}

.catalog-pdf-overlay p {
  text-align: center;
  max-width: 18rem;
  line-height: 1.6;
}

/* Catalog popup list (bottom bar trigger) */
.catalog-nav {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
  max-width: min(48vw, 280px);
  display: flex;
  justify-content: center;
}

.catalog-nav .catalog-nav__toggle {
  width: 100%;
  min-width: 0;
  max-width: 100%;
  padding: 10px 14px;
  justify-content: center;
  gap: 8px;
  flex-wrap: nowrap;
}

.catalog-nav__toggle-text {
  font-weight: 600;
}

.catalog-nav__toggle-sub {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.7rem;
  font-weight: 500;
  opacity: 0.65;
  text-align: start;
}

.catalog-nav.is-open .catalog-nav__chevron {
  transform: rotate(180deg);
}

.catalog-nav__chevron {
  font-size: 0.75rem;
  opacity: 0.7;
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.catalog-nav__backdrop {
  position: fixed;
  inset: 0;
  z-index: 500;
  background: rgba(12, 0, 20, 0.72);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s ease, visibility 0.22s ease;
}

/* Panel/backdrop live on body after portal — use body class, not .catalog-nav descendant */
body.catalog-nav-open .catalog-nav__backdrop {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  cursor: pointer;
}

.catalog-nav__panel {
  position: fixed;
  z-index: 510;
  left: 50%;
  bottom: calc(var(--arka-controls-offset, 72px) + 12px);
  transform: translateX(-50%) translateY(12px);
  width: min(400px, calc(100vw - 24px));
  max-height: min(70vh, 520px);
  display: flex;
  flex-direction: column;
  background: var(--arka-paper);
  color: var(--arka-text);
  border-radius: 12px;
  border: 1px solid rgba(248, 137, 1, 0.25);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s ease;
}

body.catalog-nav-open #catalog-nav-panel.catalog-nav__panel {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
  display: flex;
}

.catalog-nav__panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--arka-border);
  flex-shrink: 0;
}

.catalog-nav__panel-head h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
  color: var(--arka-dark);
}

.catalog-nav__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: rgba(17, 0, 28, 0.06);
  color: var(--arka-dark);
  cursor: pointer;
  transition: background 0.2s ease;
}

.catalog-nav__close:hover,
.catalog-nav__close:focus-visible {
  background: rgba(248, 137, 1, 0.15);
  outline: none;
}

.catalog-nav__list {
  overflow-y: auto;
  padding: 8px;
  -webkit-overflow-scrolling: touch;
}

body.catalog-nav-open {
  overflow: hidden;
}

.catalog-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 12px 14px;
  margin-bottom: 6px;
  background: var(--arka-paper-muted);
  border: 1px solid var(--arka-border);
  border-radius: var(--arka-radius);
  color: var(--arka-text);
  font-family: var(--arka-font);
  font-size: 0.85rem;
  font-weight: 600;
  text-align: start;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.catalog-nav-item:last-child {
  margin-bottom: 0;
}

.catalog-nav-item:hover,
.catalog-nav-item:focus-visible {
  background: rgba(248, 137, 1, 0.08);
  border-color: rgba(248, 137, 1, 0.4);
  outline: none;
}

.catalog-nav-item.is-current {
  background: rgba(248, 137, 1, 0.12);
  border-color: var(--arka-orange);
  border-inline-start-width: 3px;
  border-inline-start-color: var(--arka-orange);
}

.catalog-nav-item__main {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
}

.catalog-nav-item__num {
  font-family: var(--arka-font-en);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--arka-orange-dark);
  flex-shrink: 0;
}

.catalog-nav-item__icon {
  font-size: 1rem;
  color: var(--arka-orange);
  flex-shrink: 0;
}

.catalog-nav-item__title {
  flex: 1;
  min-width: 0;
  line-height: 1.35;
}

.catalog-nav-item__cat {
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--arka-text-muted);
  flex-shrink: 0;
}

.catalog-nav-item__arrow {
  font-size: 0.85rem;
  opacity: 0.35;
  flex-shrink: 0;
}

.catalog-nav-item--about {
  border-style: dashed;
}

.catalog-nav-item--graphic {
  border-inline-start-color: var(--arka-orange);
}

/* Loading */
.loading-indicator {
  position: fixed;
  inset: 0;
  background-color: var(--arka-stage);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  color: var(--arka-ink-muted-on-dark);
}

.loading-indicator p {
  font-size: var(--arka-text-sm);
}

.spinner {
  width: 44px;
  height: 44px;
  border: 2px solid rgba(248, 137, 1, 0.2);
  border-top-color: var(--arka-orange);
  border-radius: 50%;
  animation: arka-spin 0.85s linear infinite;
  margin-bottom: 14px;
}

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

/* —— Responsive —— */
@media (max-width: 992px) {
  :root {
    --arka-page-padding: 22px;
  }

  .catalog-sheet__body {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    overflow-y: auto;
  }

  .catalog-hero-wrap {
    max-height: min(42vh, 320px);
  }

  .catalog-hero {
    max-height: min(38vh, 280px);
  }
}

@media (max-width: 768px) {
  :root {
    --arka-page-padding: 16px;
    --arka-controls-height: 76px;
  }

  .cover-content {
    padding: 20px 16px;
  }

  .cover-code {
    top: 12px;
    inset-inline-start: 14px;
    font-size: 0.6rem;
  }

  .logo {
    max-width: 160px;
  }

  .cover-services {
    gap: 4px;
  }

  .catalog-index-card {
    grid-template-columns: 32px 48px 1fr 14px;
    grid-template-areas:
      "num thumb title arrow"
      "cat cat cat cat";
  }

  .catalog-index-card__cat {
    padding-inline-start: 42px;
    opacity: 0.8;
  }

  .catalog-sheet__head {
    grid-template-columns: auto auto 1fr;
    grid-template-areas:
      "icon num stat"
      "cat cat cat"
      "title title title"
      "tagline tagline tagline"
      "tags tags tags";
  }

  .catalog-stat {
    flex-direction: row;
    align-items: center;
    gap: 6px;
  }

  .catalog-folio {
    font-size: 3rem;
  }

  .controls {
    padding: 10px 12px max(10px, env(safe-area-inset-bottom));
    gap: 8px;
  }

  .controls .btn-arka {
    min-height: 48px;
    min-width: 80px;
    padding: 12px 14px;
  }

  .controls .btn-arka-download span {
    display: none;
  }

  .controls .btn-arka-download {
    min-width: 48px;
    padding: 12px;
  }

  .catalog-nav {
    max-width: none;
    flex: 1 1 auto;
    order: 0;
    width: auto;
    margin-bottom: 0;
  }

  .catalog-nav .catalog-nav__toggle {
    min-height: 48px;
    min-width: 0;
  }

  .catalog-nav__toggle-text {
    display: none;
  }

  .catalog-nav__toggle-sub {
    max-width: none;
    font-size: 0.75rem;
    opacity: 0.85;
  }

  .catalog-nav__panel {
    width: calc(100vw - 20px);
    max-height: min(78vh, 580px);
    bottom: calc(var(--arka-controls-offset, 88px) + 10px);
    border-radius: 16px 16px 12px 12px;
  }

  .controls {
    flex-wrap: nowrap;
    justify-content: center;
    gap: 6px;
  }

  .catalog-nav-item__cat {
    display: block;
  }
}

@media (max-width: 480px) {
  .catalog-index-card__title {
    font-size: 0.72rem;
  }

  .catalog-nav__toggle-sub {
    max-width: 6.5rem;
  }

  .controls .btn-arka span:not(.catalog-nav__toggle-sub) {
    display: none;
  }

  .controls #prev span,
  .controls #next span {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cover-hint i {
    animation: none;
  }
}