:root {
  --catalog-ink: #24170f;
  --catalog-paper: #f5ead5;
  --catalog-red: #8f2f32;
  --catalog-gold: #d49b47;
}

.catalog-page,
.catalog-page * {
  box-sizing: border-box;
}

.catalog-page {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 50% -8%, rgba(255, 255, 255, 0.92) 0 9rem, transparent 30rem),
    var(--catalog-paper);
  color: var(--catalog-ink);
  font-family: Georgia, "Times New Roman", serif;
}

.catalog-shell {
  width: min(100% - 2rem, 72rem);
  margin-inline: auto;
  padding: clamp(2.5rem, 8vw, 6rem) 0;
}

.catalog-header {
  max-width: 39rem;
  margin-bottom: clamp(2rem, 6vw, 4rem);
}

.catalog-toolbar {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.catalog-kicker {
  margin: 0;
  color: var(--catalog-red);
  font-family: system-ui, sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.catalog-settings-trigger {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  min-height: 2.6rem;
  padding: 0;
  border: 1px solid rgba(36, 23, 15, 0.2);
  border-radius: 50%;
  background: rgba(255, 250, 239, 0.58);
  color: var(--catalog-ink);
  cursor: pointer;
  touch-action: manipulation;
  transition:
    color 160ms ease,
    background 160ms ease,
    border-color 160ms ease,
    transform 160ms ease;
}

.catalog-settings-trigger[hidden] {
  display: none;
}

.catalog-settings-trigger svg {
  width: 1.15rem;
  height: 1.15rem;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.7;
}

.catalog-settings-trigger:focus-visible {
  outline: 0.18rem solid var(--catalog-ink);
  outline-offset: 0.2rem;
}

.catalog-settings-trigger:active {
  transform: scale(0.96);
}

.catalog-title {
  margin: 0;
  font-size: clamp(2.25rem, 8vw, 5.5rem);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 0.92;
}

.catalog-intro {
  max-width: 32rem;
  margin: 1.25rem 0 0;
  color: #654c3c;
  font-family: system-ui, sans-serif;
  font-size: clamp(0.95rem, 2vw, 1.08rem);
  line-height: 1.55;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(0.75rem, 3vw, 1.5rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.tool-card {
  --card-accent: var(--catalog-red);
  --card-accent-soft: rgba(143, 47, 50, 0.16);
  position: relative;
  display: grid;
  aspect-ratio: 1;
  overflow: hidden;
  place-items: center;
  border: 1px solid rgba(36, 23, 15, 0.18);
  border-radius: clamp(1rem, 3vw, 1.5rem);
  background: rgba(255, 250, 239, 0.72);
  box-shadow: 0 0.5rem 1.5rem rgba(70, 39, 22, 0.08);
  color: var(--catalog-ink);
  text-decoration: none;
  transform: translateY(0) rotate(0);
  transition:
    transform 220ms cubic-bezier(0.2, 0.8, 0.2, 1),
    box-shadow 220ms ease,
    border-color 220ms ease;
  isolation: isolate;
}

.tool-card::before {
  position: absolute;
  width: 70%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--card-accent-soft);
  content: "";
  opacity: 0.55;
  transform: scale(0.72);
  transition: opacity 220ms ease, transform 280ms cubic-bezier(0.2, 0.8, 0.2, 1);
  z-index: -1;
}

.tool-card__content {
  display: grid;
  gap: clamp(0.55rem, 1.5vw, 0.85rem);
  justify-items: center;
  padding: 0.75rem;
}

.tool-card__icon {
  width: clamp(5rem, 24vw, 7.25rem);
  height: auto;
  object-fit: contain;
  transform-origin: 50% 16%;
  transition: transform 220ms ease;
}

html[data-icon-theme="classic"] .tool-card__icon {
  width: clamp(3rem, 14vw, 6.5rem);
}

.tool-grid.is-switching .tool-card__icon {
  animation: icon-theme-swap 260ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.tool-card__name {
  font-size: clamp(1.05rem, 4vw, 1.55rem);
  line-height: 1.1;
  text-align: center;
}

.tool-card:focus-visible {
  outline: 0.22rem solid var(--catalog-ink);
  outline-offset: 0.25rem;
}

.tool-card:focus-visible,
.tool-card:active {
  border-color: var(--card-accent);
  box-shadow: 0 0.9rem 2rem rgba(70, 39, 22, 0.16);
  transform: translateY(-0.25rem) rotate(-0.8deg);
}

.tool-card:focus-visible::before,
.tool-card:active::before {
  opacity: 1;
  transform: scale(1.12);
}

.tool-card:focus-visible .tool-card__icon,
.tool-card:active .tool-card__icon {
  transform: rotate(-9deg) scale(1.08);
}

.catalog-footer {
  width: 100%;
  margin-top: clamp(2.25rem, 6vw, 4rem);
  padding-top: 1rem;
  border-top: 1px solid rgba(36, 23, 15, 0.16);
}

.catalog-footer__content {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  justify-content: flex-start;
  width: min(100%, 26rem);
}

.catalog-footer__title {
  flex: 0 0 auto;
  margin: 0;
  color: var(--catalog-ink);
  font-size: 1.05rem;
  font-weight: 400;
  line-height: 1;
}

.contact-actions {
  display: flex;
  min-width: 0;
  gap: 0.35rem;
  align-items: center;
  justify-content: flex-end;
}

.contact-action {
  display: inline-flex;
  gap: 0.35rem;
  align-items: center;
  justify-content: center;
  min-height: 2.5rem;
  padding: 0.45rem 0.55rem;
  border: 1px solid rgba(36, 23, 15, 0.18);
  border-radius: 0.55rem;
  background: rgba(255, 250, 239, 0.58);
  color: var(--catalog-ink);
  font: 600 0.7rem/1 system-ui, sans-serif;
  text-decoration: none;
  touch-action: manipulation;
  transition:
    color 160ms ease,
    background 160ms ease,
    border-color 180ms ease,
    transform 160ms ease;
}

.contact-icon {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
  color: var(--catalog-red);
}

.contact-icon--telegram {
  fill: currentColor;
}

.contact-icon--instagram {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
}

.contact-icon--instagram .contact-icon__dot {
  fill: currentColor;
  stroke: none;
}

.contact-action:focus-visible {
  outline: 0.16rem solid var(--catalog-ink);
  outline-offset: 0.18rem;
}

.contact-action:active {
  transform: scale(0.96);
}

.catalog-settings {
  width: min(calc(100% - 2rem), 32rem);
  max-height: calc(100vh - 2rem);
  max-height: calc(100dvh - 2rem);
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--catalog-ink);
  overflow: visible;
}

.catalog-settings::backdrop {
  background: rgba(36, 23, 15, 0.42);
  backdrop-filter: blur(0.18rem);
}

.catalog-settings__sheet {
  max-height: calc(100vh - 2rem);
  max-height: calc(100dvh - 2rem);
  padding: clamp(1.1rem, 4vw, 1.6rem);
  border: 1px solid rgba(36, 23, 15, 0.24);
  border-radius: 1.35rem;
  background:
    linear-gradient(rgba(255, 250, 239, 0.97), rgba(255, 250, 239, 0.97)),
    var(--catalog-paper);
  box-shadow: 0 1.5rem 4rem rgba(36, 23, 15, 0.26);
  overflow: auto;
}

.catalog-settings[open] .catalog-settings__sheet {
  animation: settings-sheet-enter 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.catalog-settings__header {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  justify-content: space-between;
}

.catalog-settings__kicker {
  margin: 0 0 0.4rem;
  color: var(--catalog-red);
  font: 700 0.67rem/1 system-ui, sans-serif;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.catalog-settings h2 {
  max-width: 19rem;
  margin: 0;
  font-size: clamp(1.7rem, 7vw, 2.35rem);
  font-weight: 400;
  letter-spacing: -0.035em;
  line-height: 0.98;
}

.catalog-settings__close {
  display: grid;
  width: 2.55rem;
  height: 2.55rem;
  flex: 0 0 auto;
  padding: 0;
  place-items: center;
  border: 1px solid rgba(36, 23, 15, 0.2);
  border-radius: 50%;
  background: transparent;
  color: var(--catalog-ink);
  font: 300 1.7rem/1 system-ui, sans-serif;
  cursor: pointer;
  touch-action: manipulation;
  transition: background 160ms ease, transform 160ms ease;
}

.catalog-settings__close:focus-visible {
  outline: 0.18rem solid var(--catalog-red);
  outline-offset: 0.16rem;
}

.catalog-settings__close:active {
  transform: scale(0.93);
}

.catalog-settings__intro {
  max-width: 26rem;
  margin: 0.9rem 0 1.15rem;
  color: #654c3c;
  font: 0.9rem/1.5 system-ui, sans-serif;
}

.icon-theme-options {
  display: grid;
  gap: 0.7rem;
  margin: 0;
  padding: 0;
  border: 0;
}

.icon-theme-option {
  position: relative;
  display: grid;
  grid-template-columns: 4.6rem minmax(0, 1fr);
  gap: 0.85rem;
  align-items: center;
  min-height: 6.25rem;
  padding: 0.7rem 2.25rem 0.7rem 0.7rem;
  border: 1px solid rgba(36, 23, 15, 0.18);
  border-radius: 1rem;
  background: rgba(245, 234, 213, 0.45);
  cursor: pointer;
  touch-action: manipulation;
  transition:
    border-color 170ms ease,
    background 170ms ease,
    transform 170ms ease;
}

.icon-theme-option:has(input:checked) {
  border-color: var(--catalog-red);
  background: rgba(143, 47, 50, 0.08);
}

.icon-theme-option:has(input:focus-visible) {
  outline: 0.18rem solid var(--catalog-ink);
  outline-offset: 0.18rem;
}

.icon-theme-option input {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.icon-theme-option__preview {
  display: grid;
  width: 4.6rem;
  height: 4.6rem;
  place-items: center;
  border-radius: 0.8rem;
  background: rgba(255, 250, 239, 0.82);
}

.icon-theme-option__preview img {
  width: 3.8rem;
  height: 3.8rem;
  object-fit: contain;
}

.icon-theme-option__copy {
  display: grid;
  gap: 0.25rem;
  min-width: 0;
}

.icon-theme-option__name {
  font-size: 1.08rem;
  line-height: 1.05;
}

.icon-theme-option__description {
  color: #725747;
  font: 0.72rem/1.35 system-ui, sans-serif;
}

.icon-theme-option__mark {
  position: absolute;
  top: 0.85rem;
  right: 0.85rem;
  width: 1rem;
  height: 1rem;
  border: 1px solid rgba(36, 23, 15, 0.35);
  border-radius: 50%;
}

.icon-theme-option__mark::after {
  position: absolute;
  inset: 0.2rem;
  border-radius: inherit;
  background: var(--catalog-red);
  content: "";
  opacity: 0;
  transform: scale(0.5);
  transition: opacity 150ms ease, transform 150ms ease;
}

.icon-theme-option input:checked ~ .icon-theme-option__mark::after {
  opacity: 1;
  transform: scale(1);
}

.catalog-settings__status {
  margin: 1rem 0 0;
  color: #725747;
  font: 0.72rem/1.4 system-ui, sans-serif;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes icon-theme-swap {
  from {
    opacity: 0;
    transform: rotate(4deg) scale(0.82);
  }

  to {
    opacity: 1;
    transform: rotate(0) scale(1);
  }
}

@keyframes settings-sheet-enter {
  from {
    opacity: 0;
    transform: translateY(0.75rem) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (hover: hover) {
  .tool-card:hover {
    border-color: var(--card-accent);
    box-shadow: 0 0.9rem 2rem rgba(70, 39, 22, 0.16);
    transform: translateY(-0.35rem) rotate(-0.8deg);
  }

  .tool-card:hover::before {
    opacity: 1;
    transform: scale(1.12);
  }

  .tool-card:hover .tool-card__icon {
    transform: rotate(-9deg) scale(1.08);
  }

  .contact-action:hover {
    color: var(--catalog-red);
    background-color: rgba(255, 250, 239, 0.9);
    transform: translateY(-0.08rem);
  }

  .catalog-settings-trigger:hover {
    border-color: var(--catalog-red);
    background: rgba(255, 250, 239, 0.9);
    color: var(--catalog-red);
    transform: translateY(-0.08rem);
  }

  .catalog-settings__close:hover {
    background: rgba(143, 47, 50, 0.08);
  }

  .icon-theme-option:hover {
    border-color: rgba(143, 47, 50, 0.6);
    transform: translateY(-0.08rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .contact-action,
  .catalog-settings-trigger,
  .catalog-settings__close,
  .icon-theme-option,
  .icon-theme-option__mark::after {
    transition: none;
  }

  .catalog-settings[open] .catalog-settings__sheet,
  .tool-grid.is-switching .tool-card__icon {
    animation: none;
  }
}

@media (min-width: 32rem) {
  .icon-theme-options {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .icon-theme-option {
    grid-template-columns: 1fr;
    align-content: start;
    justify-items: center;
    padding: 0.85rem 2rem 1rem;
    text-align: center;
  }
}

@media (min-width: 40rem) {
  .catalog-header {
    max-width: 62rem;
  }

  .tool-grid {
    grid-template-columns: repeat(auto-fill, minmax(12rem, 1fr));
  }
}

@media (min-width: 64rem) {
  .tool-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.tool-navigation {
  --tool-nav-foreground: #2b2119;
  --tool-nav-background: rgba(255, 250, 239, 0.86);
  --tool-nav-border: rgba(43, 33, 25, 0.2);
  --tool-nav-focus: #8f2f32;
  position: fixed;
  top: max(1rem, env(safe-area-inset-top));
  left: max(1rem, env(safe-area-inset-left));
  z-index: 300;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-height: 2.75rem;
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--tool-nav-border);
  border-radius: 999px;
  background: var(--tool-nav-background);
  box-shadow: 0 0.5rem 1.5rem rgba(0, 0, 0, 0.16);
  color: var(--tool-nav-foreground);
  font: 600 0.82rem/1 system-ui, sans-serif;
  letter-spacing: 0.01em;
  text-decoration: none;
  backdrop-filter: blur(0.65rem);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.tool-navigation::before {
  content: "←";
  font-size: 1.15em;
  transition: transform 160ms ease;
}

.tool-navigation:hover,
.tool-navigation:focus-visible {
  border-color: var(--tool-nav-focus);
  transform: translateX(-0.15rem);
}

.tool-navigation:hover::before,
.tool-navigation:focus-visible::before {
  transform: translateX(-0.15rem);
}

.tool-navigation:focus-visible {
  outline: 0.18rem solid var(--tool-nav-focus);
  outline-offset: 0.18rem;
}

.tool-navigation:active {
  transform: translateX(-0.1rem) scale(0.97);
}