:root {
  --numbers-ink: #071438;
  --numbers-blue: #234f87;
  --numbers-muted: #617da4;
  --numbers-pink: #f40061;
  --numbers-pink-dark: #d90055;
  --numbers-line: #dce8f4;
  --numbers-soft: #f4faff;
  --numbers-shadow: 0 12px 34px rgba(34, 77, 125, 0.08);
}

.color-numbers-page {
  color: var(--numbers-ink);
}

.color-numbers-page button,
.color-numbers-page input {
  font: inherit;
}

.color-numbers-page button {
  color: inherit;
}

.color-numbers-page .catalog-nav a[aria-current="page"] {
  color: var(--numbers-pink);
  font-weight: 850;
}

.color-numbers-main {
  min-width: 0;
  padding-top: 10px;
}

.breadcrumbs {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 2px 10px;
  overflow-x: auto;
  color: #41628d;
  font-size: 0.86rem;
  white-space: nowrap;
  scrollbar-width: thin;
}

.breadcrumbs a {
  text-underline-offset: 3px;
}

.breadcrumbs strong {
  color: var(--numbers-ink);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 16px;
}

.hero-card,
.ad-card,
.canvas-card,
.control-card,
.seo-card {
  min-width: 0;
  border: 1px solid var(--numbers-line);
  border-radius: 20px;
  background: #fff;
  box-shadow: var(--numbers-shadow);
}

.hero-card {
  min-height: 410px;
  display: grid;
  grid-template-columns: minmax(390px, 0.94fr) minmax(0, 1.06fr);
  position: relative;
  overflow: hidden;
}

.hero-copy {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(30px, 3.4vw, 48px);
  padding-right: 8px;
  background: linear-gradient(90deg, #fff 0, rgba(255, 255, 255, 0.99) 74%, rgba(255, 255, 255, 0) 100%);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--numbers-pink);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.09em;
  line-height: 1.3;
}

.color-numbers-main h1,
.color-numbers-main h2,
.color-numbers-main h3,
.color-numbers-main p {
  margin-top: 0;
}

.color-numbers-main h1 {
  max-width: 620px;
  margin-bottom: 12px;
  font-family: "Arial Rounded MT Bold", "Trebuchet MS", system-ui, sans-serif;
  font-size: clamp(2.35rem, 3.35vw, 3rem);
  font-weight: 950;
  letter-spacing: -0.055em;
  line-height: 1.02;
}

.hero-subtitle {
  max-width: 540px;
  margin-bottom: 16px;
  color: var(--numbers-blue);
  font-size: clamp(1rem, 1.35vw, 1.18rem);
  line-height: 1.48;
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.hero-chips span {
  padding: 7px 11px;
  border: 1px solid var(--numbers-line);
  border-radius: 11px;
  color: #254f83;
  background: rgba(255, 255, 255, 0.9);
  font-size: 0.88rem;
  font-weight: 750;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.primary-button,
.secondary-button {
  min-height: 50px;
  display: inline-grid;
  place-items: center;
  padding: 0 22px;
  border-radius: 14px;
  font-weight: 850;
  text-decoration: none;
  cursor: pointer;
}

.primary-button {
  border: 0;
  color: #fff;
  background: linear-gradient(135deg, #ff176e, var(--numbers-pink));
  box-shadow: 0 10px 24px rgba(244, 0, 97, 0.2);
}

.primary-button:hover {
  background: linear-gradient(135deg, var(--numbers-pink), var(--numbers-pink-dark));
}

.secondary-button {
  border: 1px solid #bdd5ea;
  color: #174c90;
  background: rgba(255, 255, 255, 0.94);
}

.hero-visual {
  position: absolute;
  z-index: 1;
  inset: 0 0 0 40%;
  overflow: hidden;
  background: #e7f6ff;
}

.hero-visual::before {
  position: absolute;
  z-index: 1;
  inset: 0;
  content: "";
  pointer-events: none;
  background: linear-gradient(90deg, #fff 0, rgba(255, 255, 255, 0.26) 28%, transparent 58%);
}

.hero-visual img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: 50% 42%;
}

.ad-card {
  min-height: 410px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 28px;
  text-align: center;
  background: linear-gradient(145deg, #fff7fb, #eef8ff);
}

.ad-label {
  color: #607ba2;
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.ad-icon {
  width: 76px;
  height: 76px;
  display: grid;
  place-items: center;
  margin: 18px;
  border: 1px dashed #91b8db;
  border-radius: 20px;
  color: var(--numbers-pink);
  background: rgba(255, 255, 255, 0.72);
  font-size: 2.2rem;
}

.ad-card strong {
  max-width: 250px;
  font-size: 1.4rem;
  line-height: 1.12;
}

.ad-card p {
  margin: 12px 0 0;
  color: var(--numbers-muted);
  font-size: 0.95rem;
}

.editor-section {
  margin-top: 28px;
  scroll-margin-top: 150px;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 18px;
  margin-bottom: 12px;
  padding-inline: 2px;
}

.section-heading h2 {
  margin: 0;
  font-family: "Arial Rounded MT Bold", "Trebuchet MS", system-ui, sans-serif;
  font-size: clamp(1.8rem, 2.55vw, 2.35rem);
  font-weight: 950;
  letter-spacing: -0.045em;
  line-height: 1.08;
}

.save-state {
  display: flex;
  align-items: center;
  gap: 7px;
  color: #5f7da2;
  font-size: 0.78rem;
}

.state-dot {
  width: 9px;
  height: 9px;
  flex: 0 0 9px;
  border-radius: 50%;
  background: #91b2d4;
}

.editor-layout {
  min-width: 0;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 16px;
  align-items: start;
}

.canvas-card {
  overflow: hidden;
}

.canvas-toolbar,
.canvas-footer {
  min-height: 54px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
}

.canvas-toolbar {
  border-bottom: 1px solid var(--numbers-line);
}

.canvas-footer {
  min-height: 44px;
  border-top: 1px solid var(--numbers-line);
  color: #5b769b;
  font-size: 0.78rem;
}

.canvas-toolbar-right {
  display: flex;
  gap: 7px;
}

.tool-button {
  min-height: 36px;
  padding: 0 11px;
  border: 1px solid var(--numbers-line);
  border-radius: 11px;
  color: #174f95;
  background: #fff;
  font-weight: 800;
  cursor: pointer;
}

.tool-button.is-on {
  border-color: #91bce1;
  background: #eaf5ff;
}

.canvas-stage {
  position: relative;
  min-height: 500px;
  height: min(72vh, 760px);
  display: grid;
  place-items: center;
  padding: 10px;
  overflow: auto;
  background: #eff7fc;
}

#coloring-canvas {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 100%;
  display: block;
  background: #fff;
  box-shadow: 0 8px 24px rgba(35, 69, 105, 0.12);
  touch-action: none;
  cursor: crosshair;
}

.canvas-loading {
  position: absolute;
  z-index: 3;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: #325d92;
  background: rgba(247, 252, 255, 0.95);
  font-weight: 800;
}

.canvas-loading span {
  width: 24px;
  height: 24px;
  border: 3px solid #c5ddf0;
  border-top-color: var(--numbers-pink);
  border-radius: 50%;
  animation: numbers-spin 0.8s linear infinite;
}

.canvas-loading.hidden {
  display: none;
}

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

.canvas-card:fullscreen {
  width: 100vw;
  height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  border-radius: 0;
  background: #fff;
}

.canvas-card:fullscreen .canvas-stage {
  height: auto;
  min-height: 0;
}

.control-card {
  position: sticky;
  top: 150px;
  padding: 20px;
}

.progress-head {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.progress-head span {
  color: var(--numbers-pink);
  font-weight: 900;
}

.progress-track {
  height: 9px;
  overflow: hidden;
  border-radius: 999px;
  background: #e6f0f7;
}

.progress-track span {
  width: 0;
  height: 100%;
  display: block;
  border-radius: inherit;
  background: linear-gradient(90deg, #ff2c78, var(--numbers-pink));
  transition: width 0.25s;
}

.mode-switch {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 6px;
  margin: 18px 0;
  padding: 5px;
  border-radius: 14px;
  background: #edf6fc;
}

.mode-button {
  min-height: 44px;
  border: 0;
  border-radius: 10px;
  color: #456b96;
  background: transparent;
  font-weight: 850;
  cursor: pointer;
}

.mode-button.active {
  color: #12498f;
  background: #fff;
  box-shadow: 0 4px 13px rgba(27, 77, 119, 0.1);
}

.mode-button span {
  margin-right: 4px;
}

.palette-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 10px;
}

.palette-head h3 {
  margin: 0 0 2px;
  font-size: 1.25rem;
}

.palette-head p,
.selected-name {
  margin: 0;
  color: #708aab;
  font-size: 0.72rem;
}

.selected-name {
  font-weight: 800;
}

.palette {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 9px;
}

.color-button {
  position: relative;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 3px solid #fff;
  outline: 1px solid #c9dff0;
  border-radius: 50%;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.48);
  font-size: 1rem;
  font-weight: 900;
  box-shadow: 0 3px 8px rgba(15, 57, 91, 0.1);
  cursor: pointer;
  transition: transform 0.15s, outline-color 0.15s;
}

.color-button:hover {
  transform: translateY(-2px);
}

.color-button.selected {
  outline: 3px solid #174f9d;
  transform: scale(1.06);
}

.color-button.done::after {
  position: absolute;
  right: -2px;
  bottom: -2px;
  width: 19px;
  height: 19px;
  display: grid;
  place-items: center;
  border: 2px solid #fff;
  border-radius: 50%;
  content: "✓";
  color: #fff;
  background: #20a760;
  font-size: 0.68rem;
  text-shadow: none;
}

.brush-controls {
  margin-top: 15px;
  padding: 13px;
  border-radius: 13px;
  background: #f3f9fd;
}

.brush-controls label {
  display: flex;
  justify-content: space-between;
  font-weight: 800;
}

.brush-controls input {
  width: 100%;
  accent-color: var(--numbers-pink);
}

.brush-controls p {
  margin: 6px 0 0;
  color: #6480a4;
  font-size: 0.7rem;
  line-height: 1.4;
}

.history-buttons {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 7px;
  margin-top: 17px;
}

.control-button {
  min-height: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  border: 1px solid var(--numbers-line);
  border-radius: 13px;
  color: #1452a4;
  background: #fff;
  font-size: 1.15rem;
  font-weight: 900;
  cursor: pointer;
}

.control-button span {
  font-size: 0.68rem;
}

.control-button:disabled {
  opacity: 0.38;
  cursor: not-allowed;
}

.wide-button {
  width: 100%;
  min-height: 48px;
  margin-top: 9px;
  border-radius: 13px;
  font-weight: 850;
  cursor: pointer;
}

.secondary-wide {
  border: 1px solid #c8deef;
  color: #184f96;
  background: #fff;
}

.primary-wide {
  border: 0;
  color: #fff;
  background: linear-gradient(135deg, #ff1a70, var(--numbers-pink));
  box-shadow: 0 9px 20px rgba(244, 0, 97, 0.18);
}

.tool-status {
  min-height: 34px;
  margin: 12px 0 0;
  color: #5f7b9f;
  font-size: 0.7rem;
  line-height: 1.42;
  text-align: center;
}

.tool-status.error {
  color: #c53653;
  font-weight: 700;
}

.tool-status.success {
  color: #18834e;
  font-weight: 700;
}

.pictures-section {
  margin-top: 42px;
}

.catalog-count {
  padding: 8px 12px;
  border: 1px solid var(--numbers-line);
  border-radius: 11px;
  color: #56789f;
  background: #fff;
  font-size: 0.82rem;
}

.picture-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 13px;
}

.picture-card {
  min-width: 0;
  overflow: hidden;
  padding: 0;
  border: 1px solid var(--numbers-line);
  border-radius: 17px;
  color: inherit;
  background: #fff;
  box-shadow: 0 8px 24px rgba(25, 75, 120, 0.07);
  font: inherit;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.18s, border-color 0.18s, box-shadow 0.18s;
}

.picture-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 13px 28px rgba(25, 75, 120, 0.11);
}

.picture-card.active {
  border: 2px solid var(--numbers-pink);
}

.picture-thumb {
  aspect-ratio: 4 / 3;
  display: block;
  overflow: hidden;
  background: #eaf6fc;
}

.picture-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
}

.picture-info {
  display: block;
  padding: 13px;
}

.picture-info h3 {
  min-height: 39px;
  margin: 0 0 7px;
  font-size: 0.94rem;
  line-height: 1.2;
}

.picture-meta {
  display: flex;
  justify-content: space-between;
  gap: 7px;
  color: #6d87aa;
  font-size: 0.68rem;
}

.picture-card.active .picture-info::after {
  display: inline-block;
  margin-top: 9px;
  content: "Выбрано";
  color: var(--numbers-pink);
  font-size: 0.68rem;
  font-weight: 900;
}

.seo-card {
  display: grid;
  grid-template-columns: 0.78fr 2fr;
  gap: 32px;
  margin: 42px 0 48px;
  padding: 28px;
}

.seo-card h2 {
  margin: 0;
  font-size: 1.75rem;
  line-height: 1.12;
}

.seo-card ol {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.seo-card li {
  min-width: 0;
  display: flex;
  gap: 11px;
}

.seo-card li > span {
  width: 35px;
  height: 35px;
  flex: 0 0 35px;
  display: grid;
  place-items: center;
  border-radius: 11px;
  color: #fff;
  background: var(--numbers-pink);
  font-weight: 900;
}

.seo-card li strong {
  display: block;
  margin-bottom: 4px;
  font-size: 0.92rem;
}

.seo-card li p {
  margin: 0;
  color: #6380a5;
  font-size: 0.76rem;
  line-height: 1.45;
}

.example-dialog {
  width: min(620px, calc(100% - 28px));
  max-height: 90vh;
  padding: 25px;
  border: 1px solid var(--numbers-line);
  border-radius: 20px;
  color: var(--numbers-ink);
  background: #fff;
  box-shadow: 0 30px 90px rgba(7, 25, 67, 0.28);
}

.example-dialog::backdrop {
  background: rgba(3, 18, 47, 0.58);
  backdrop-filter: blur(3px);
}

.example-dialog h2 {
  margin-bottom: 14px;
  font-size: 1.7rem;
}

.example-dialog img {
  width: 100%;
  max-height: 62vh;
  display: block;
  border-radius: 13px;
  object-fit: contain;
  background: #edf7fc;
}

.example-dialog .primary-button {
  width: 100%;
  margin-top: 16px;
}

.dialog-close {
  position: absolute;
  top: 13px;
  right: 15px;
  width: 40px;
  height: 40px;
  border: 1px solid var(--numbers-line);
  border-radius: 50%;
  background: #fff;
  font-size: 1.6rem;
  cursor: pointer;
}

@media (max-width: 1120px) and (min-width: 721px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr) 250px;
  }

  .hero-card {
    grid-template-columns: minmax(340px, 0.95fr) minmax(0, 1.05fr);
  }

  .ad-card {
    padding: 20px;
  }

  .ad-card strong {
    font-size: 1.2rem;
  }

  .editor-layout {
    grid-template-columns: minmax(0, 1fr) 290px;
  }

  .picture-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .ad-card {
    min-height: 150px;
  }

  .ad-icon {
    width: 54px;
    height: 54px;
    margin: 10px;
    font-size: 1.65rem;
  }

  .editor-layout {
    display: flex;
    flex-direction: column;
  }

  .canvas-card,
  .control-card {
    width: 100%;
  }

  .control-card {
    position: static;
    order: -1;
  }

  .palette {
    grid-template-columns: repeat(8, minmax(0, 1fr));
  }

  .seo-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .color-numbers-main {
    padding-top: 6px;
  }

  .breadcrumbs {
    padding-bottom: 8px;
    font-size: 0.74rem;
  }

  .hero-grid {
    gap: 10px;
  }

  .hero-card,
  .ad-card,
  .canvas-card,
  .control-card,
  .seo-card {
    border-radius: 16px;
  }

  .hero-card {
    min-height: 0;
    display: flex;
    flex-direction: column;
  }

  .hero-visual {
    position: relative;
    inset: auto;
    width: 100%;
    height: 215px;
    flex: 0 0 215px;
    order: -1;
  }

  .hero-visual::before {
    background: linear-gradient(0deg, #fff 0, rgba(255, 255, 255, 0.08) 38%, transparent 62%);
  }

  .hero-copy {
    padding: 20px;
    background: #fff;
  }

  .color-numbers-main h1 {
    font-size: clamp(2.15rem, 10vw, 2.65rem);
    letter-spacing: -0.05em;
  }

  .hero-subtitle {
    font-size: 0.96rem;
  }

  .ad-card {
    min-height: 126px;
    display: grid;
    grid-template-columns: 54px minmax(0, 1fr);
    column-gap: 13px;
    padding: 16px 18px;
    text-align: left;
  }

  .ad-label {
    grid-column: 1 / -1;
    margin-bottom: 5px;
  }

  .ad-icon {
    grid-row: 2 / 4;
    width: 50px;
    height: 50px;
    margin: 0;
    border-radius: 15px;
  }

  .ad-card strong {
    max-width: none;
    font-size: 1.05rem;
  }

  .ad-card p {
    margin-top: 3px;
    font-size: 0.78rem;
  }

  .editor-section {
    margin-top: 24px;
    scroll-margin-top: 92px;
  }

  .section-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 7px;
  }

  .section-heading h2 {
    font-size: 1.8rem;
  }

  .control-card {
    padding: 16px;
  }

  .palette {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .canvas-toolbar {
    padding: 7px 8px;
  }

  .tool-button {
    padding-inline: 9px;
    font-size: 0.78rem;
  }

  .canvas-stage {
    width: 100%;
    height: auto;
    min-height: 0;
    aspect-ratio: 2 / 3;
    padding: 6px;
  }

  .canvas-footer {
    padding-inline: 10px;
    font-size: 0.68rem;
  }

  .pictures-section {
    margin-top: 34px;
  }

  .picture-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
  }

  .picture-info {
    padding: 10px;
  }

  .picture-info h3 {
    min-height: 46px;
    font-size: 0.8rem;
  }

  .picture-meta {
    display: block;
    font-size: 0.63rem;
    line-height: 1.5;
  }

  .seo-card {
    gap: 21px;
    margin: 34px 0 38px;
    padding: 21px;
  }

  .seo-card h2 {
    font-size: 1.5rem;
  }

  .seo-card ol {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

@media (max-width: 460px) {
  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .hero-actions > * {
    width: 100%;
  }

  .hero-visual {
    height: 190px;
    flex-basis: 190px;
  }

  .save-state {
    align-items: flex-start;
  }

  .tool-button span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
  }

  .history-buttons {
    gap: 6px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .color-numbers-page *,
  .color-numbers-page *::before,
  .color-numbers-page *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}