:root {
  --color-bg: #171717;
  --color-bg-light: #232336;
  --color-bg-card: #20202a;
  --color-bg-gradient: linear-gradient(135deg, rgba(99,102,241,0.04) 0%, rgba(23,23,23,0.94) 100%);
  --color-accent: #6366F1;
  --color-accent-hover: #818CF8;
  --color-accent-bg: rgba(99,102,241,0.10);
  --color-border: #6366F1;
  --color-text: #f3f3f7;
  --color-text-muted: #b3b3c6;
  --color-shadow: 0 4px 24px 0 rgba(40,40,60,0.18), 0 1.5px 6px 0 rgba(99,102,241,0.08);
  --radius-s: 10px;
  --radius-m: 18px;
  --radius-l: 28px;
  --transition: 0.18s cubic-bezier(.4,.2,.2,1);
  --max-width: 1240px;
  --section-pad: 56px 0 40px 0;
  --card-pad: 28px 24px;
}

html, body {
  min-height: 100%;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  letter-spacing: 0.01em;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
  box-sizing: border-box;
}

body.coloringgo-body {
  background: var(--color-bg-gradient), var(--color-bg);
  min-height: 100vh;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-accent-hover);
}

.coloringgo-header {
  background: var(--color-bg-light);
  box-shadow: var(--color-shadow);
  padding: 0;
  position: sticky;
  top: 0;
  z-index: 30;
}
.coloringgo-header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  min-height: 68px;
}

.coloringgo-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.coloringgo-logo-img {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-m);
  object-fit: cover;
  box-shadow: 0 2px 8px 0 rgba(99,102,241,0.13);
  background: var(--color-bg-card);
}

.coloringgo-nav {
  margin-left: 32px;
}
.coloringgo-nav-list {
  display: flex;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.coloringgo-nav-link {
  color: var(--color-text);
  font-weight: 500;
  padding: 7px 16px;
  border-radius: var(--radius-s);
  transition: background var(--transition), color var(--transition);
  position: relative;
}
.coloringgo-nav-link:hover, .coloringgo-nav-link:focus {
  background: var(--color-accent-bg);
  color: var(--color-accent);
}

.coloringgo-main {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 16px;
}

/* HERO */
.coloringgo-hero {
  padding: 64px 0 40px 0;
  background: var(--color-bg-gradient), var(--color-bg);
  border-radius: 0 0 var(--radius-l) var(--radius-l);
  box-shadow: 0 8px 32px 0 rgba(40,40,60,0.13);
  margin-bottom: 36px;
}
.coloringgo-hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.coloringgo-hero-col {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.coloringgo-hero-col--left {
  align-items: flex-start;
}
.coloringgo-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin: 0 0 8px 0;
  letter-spacing: 0.01em;
  color: var(--color-accent);
  text-shadow: 0 2px 14px rgba(99,102,241,0.07);
}
.coloringgo-tagline {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  margin-bottom: 18px;
}
.coloringgo-hero-features {
  margin: 0 0 14px 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.coloringgo-hero-features li {
  position: relative;
  padding-left: 22px;
  color: var(--color-text);
  font-weight: 400;
}
.coloringgo-hero-features li::before {
  content: '';
  display: inline-block;
  position: absolute;
  left: 0; top: 7px;
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.16;
  box-shadow: 0 0 0 2px var(--color-accent-bg);
}

.coloringgo-hero-ctas {
  display: flex;
  gap: 14px;
  margin: 14px 0 0 0;
}
.coloringgo-btn {
  display: inline-block;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  outline: none;
  border-radius: var(--radius-m);
  padding: 12px 32px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 16px 0 rgba(99,102,241,0.07);
  background: none;
  color: var(--color-accent);
  position: relative;
}
.coloringgo-btn--primary {
  background: var(--color-accent);
  color: #fff;
}
.coloringgo-btn--primary:hover, .coloringgo-btn--primary:focus {
  background: #fff;
  color: var(--color-accent);
  box-shadow: 0 4px 18px 0 rgba(99,102,241,0.13);
}
.coloringgo-btn--ghost {
  background: var(--color-accent-bg);
  color: var(--color-accent);
}
.coloringgo-btn--ghost:hover, .coloringgo-btn--ghost:focus {
  background: var(--color-accent);
  color: #fff;
}

.coloringgo-mini {
  color: var(--color-text-muted);
  font-size: 0.95em;
  margin-top: 12px;
}

.coloringgo-hero-col--right {
  align-items: center;
  justify-content: center;
}
.coloringgo-hero-frame {
  background: var(--color-bg-card);
  border-radius: var(--radius-l);
  box-shadow: var(--color-shadow);
  padding: 18px 18px 24px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 260px;
  max-width: 390px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}
.coloringgo-hero-img {
  width: 100%;
  max-width: 320px;
  max-height: 300px;
  border-radius: var(--radius-m);
  object-fit: cover;
  margin-bottom: 18px;
  box-shadow: 0 2px 18px 0 rgba(99,102,241,0.08);
}
.coloringgo-hero-meta {
  display: flex;
  gap: 8px;
  margin-top: 0;
}
.coloringgo-meta-pill {
  background: var(--color-accent-bg);
  color: var(--color-accent);
  font-size: 0.92em;
  font-weight: 500;
  border-radius: var(--radius-s);
  padding: 4px 14px;
  letter-spacing: 0.02em;
}

/* SECTION GENERAL */
section[class^="coloringgo-"], section.coloringgo-faq {
  margin-bottom: 48px;
}
.coloringgo-section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  background: var(--color-bg-card);
  border-radius: var(--radius-m);
  box-shadow: var(--color-shadow);
  padding: var(--card-pad);
  background-image: var(--color-bg-gradient);
  position: relative;
}
.coloringgo-section-title {
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-accent);
  margin: 0 0 22px 0;
  letter-spacing: 0.01em;
  text-shadow: 0 1px 8px rgba(99,102,241,0.07);
}

/* FEATURES SECTION */
.coloringgo-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 16px;
}
.coloringgo-feature {
  background: var(--color-bg-light);
  border-radius: var(--radius-m);
  box-shadow: 0 2px 12px 0 rgba(99,102,241,0.07);
  padding: 22px 20px 18px 20px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: 210px;
  position: relative;
  transition: box-shadow var(--transition), transform var(--transition);
}
.coloringgo-feature:hover {
  box-shadow: 0 6px 28px 0 rgba(99,102,241,0.15);
  transform: translateY(-4px) scale(1.015);
}
.coloringgo-feature-img {
  width: 100%;
  max-width: 110px;
  max-height: 72px;
  object-fit: cover;
  border-radius: var(--radius-s);
  margin-bottom: 12px;
  align-self: center;
  box-shadow: 0 2px 8px 0 rgba(99,102,241,0.09);
}
.coloringgo-feature-title {
  font-size: 1.08rem;
  color: var(--color-accent);
  font-weight: 600;
  margin: 0 0 8px 0;
}
.coloringgo-feature-text {
  color: var(--color-text-muted);
  font-size: 0.98em;
}

/* HOW TO SECTION */
.coloringgo-howto-grid {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  margin-top: 12px;
}
.coloringgo-howto-left, .coloringgo-howto-right {
  flex: 1 1 0;
  min-width: 0;
}
.coloringgo-steps {
  background: var(--color-bg-light);
  border-radius: var(--radius-m);
  box-shadow: 0 2px 12px 0 rgba(99,102,241,0.05);
  padding: 18px 20px 18px 32px;
  margin: 0 0 12px 0;
  font-size: 1em;
  list-style: decimal inside;
  color: var(--color-text);
}
.coloringgo-actions {
  margin: 0 0 12px 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.coloringgo-actions li {
  position: relative;
  padding-left: 20px;
  color: var(--color-text);
}
.coloringgo-actions li::before {
  content: '';
  display: inline-block;
  position: absolute;
  left: 0; top: 7px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.12;
}
.coloringgo-note {
  color: var(--color-text-muted);
  font-size: 0.97em;
  background: var(--color-bg-gradient), var(--color-bg-light);
  border-radius: var(--radius-s);
  padding: 10px 14px;
  margin: 8px 0 0 0;
}

/* WORLD SECTION */
.coloringgo-world-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 36px;
  align-items: flex-start;
}
.coloringgo-world-col {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.coloringgo-world-img {
  width: 100%;
  max-width: 340px;
  max-height: 300px;
  object-fit: cover;
  border-radius: var(--radius-m);
  box-shadow: 0 2px 12px 0 rgba(99,102,241,0.09);
  margin-bottom: 14px;
}
.coloringgo-world-col ul {
  margin: 0 0 10px 0;
  padding: 0;
  list-style: none;
}
.coloringgo-world-col ul li {
  position: relative;
  padding-left: 18px;
  color: var(--color-text);
  margin-bottom: 3px;
}
.coloringgo-world-col ul li::before {
  content: '';
  display: inline-block;
  position: absolute;
  left: 0; top: 7px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.11;
}

/* CONTENT SECTION */
.coloringgo-content-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 18px;
}
.coloringgo-content-grid > div {
  background: var(--color-bg-light);
  border-radius: var(--radius-m);
  box-shadow: 0 2px 12px 0 rgba(99,102,241,0.05);
  padding: 18px 20px 18px 20px;
  min-height: 180px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.coloringgo-content-grid h3 {
  color: var(--color-accent);
  font-size: 1.04rem;
  margin: 0 0 6px 0;
}
.coloringgo-content-grid p {
  color: var(--color-text-muted);
  font-size: 0.98em;
  margin: 0 0 10px 0;
}

/* RHYTHM SECTION */
.coloringgo-rhythm-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
}
.coloringgo-rhythm-grid > div {
  background: var(--color-bg-light);
  border-radius: var(--radius-s);
  box-shadow: 0 2px 12px 0 rgba(99,102,241,0.05);
  padding: 18px 20px 18px 20px;
  min-height: 170px;
}
.coloringgo-rhythm-grid ol,
.coloringgo-rhythm-grid ul {
  margin: 0 0 0 18px;
  padding: 0;
  color: var(--color-text);
  font-size: 0.98em;
}
.coloringgo-rhythm-grid ul {
  list-style: none;
}
.coloringgo-rhythm-grid ul li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 5px;
}
.coloringgo-rhythm-grid ul li::before {
  content: '';
  display: inline-block;
  position: absolute;
  left: 0; top: 7px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.10;
}
.coloringgo-rhythm-grid h3 {
  color: var(--color-accent);
  font-size: 1.04rem;
  margin: 0 0 8px 0;
}

/* REVIEWS SECTION */
.coloringgo-reviews-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr) 1.2fr;
  gap: 28px;
  align-items: stretch;
}
.coloringgo-review {
  background: var(--color-bg-light);
  border-radius: var(--radius-m);
  box-shadow: 0 2px 12px 0 rgba(99,102,241,0.08);
  padding: 18px 20px 18px 20px;
  display: flex;
  flex-direction: column;
  min-height: 140px;
  margin: 0;
  position: relative;
}
.coloringgo-quote {
  font-size: 1.01em;
  color: var(--color-text);
  font-style: italic;
  margin: 0 0 10px 0;
  line-height: 1.5;
}
.coloringgo-quote-author {
  color: var(--color-text-muted);
  font-size: 0.92em;
  font-style: normal;
}
.coloringgo-reviews-image {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-light);
  border-radius: var(--radius-m);
  box-shadow: 0 2px 12px 0 rgba(99,102,241,0.06);
  padding: 16px;
}
.coloringgo-reviews-img {
  width: 100%;
  max-width: 230px;
  max-height: 200px;
  object-fit: cover;
  border-radius: var(--radius-s);
  box-shadow: 0 2px 8px 0 rgba(99,102,241,0.07);
}

/* SCREENSHOTS SECTION */
.coloringgo-screens-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 18px;
}
.coloringgo-screen {
  background: var(--color-bg-light);
  border-radius: var(--radius-s);
  box-shadow: 0 2px 10px 0 rgba(99,102,241,0.04);
  padding: 10px 10px 14px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0;
  transition: box-shadow var(--transition), transform var(--transition);
}
.coloringgo-screen:hover {
  box-shadow: 0 6px 24px 0 rgba(99,102,241,0.13);
  transform: translateY(-2px) scale(1.01);
}
.coloringgo-screen-img {
  width: 100%;
  max-width: 180px;
  max-height: 130px;
  object-fit: cover;
  border-radius: var(--radius-s);
  margin-bottom: 8px;
  box-shadow: 0 2px 8px 0 rgba(99,102,241,0.08);
}
.coloringgo-screen-caption {
  color: var(--color-text-muted);
  font-size: 0.93em;
  text-align: center;
  margin: 0;
}

/* FAQ SECTION */
.coloringgo-faq-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  margin-top: 14px;
}
.coloringgo-faq-item {
  background: var(--color-bg-light);
  border-radius: var(--radius-m);
  box-shadow: 0 2px 10px 0 rgba(99,102,241,0.06);
  padding: 18px 20px 14px 20px;
  min-height: 90px;
}
.coloringgo-faq-item h4 {
  color: var(--color-accent);
  font-size: 1.01rem;
  margin: 0 0 7px 0;
}
.coloringgo-faq-item p {
  color: var(--color-text-muted);
  font-size: 0.97em;
  margin: 0;
}

/* IMPRESSIONS SECTION */
.coloringgo-impressions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  margin-bottom: 18px;
}
.coloringgo-impressions-grid h3 {
  color: var(--color-accent);
  font-size: 1.04rem;
  margin: 0 0 8px 0;
}
.coloringgo-impressions-grid ul {
  margin: 0 0 0 0;
  padding: 0;
  list-style: none;
}
.coloringgo-impressions-grid ul li {
  position: relative;
  padding-left: 18px;
  margin-bottom: 5px;
  color: var(--color-text);
}
.coloringgo-impressions-grid ul li::before {
  content: '';
  display: inline-block;
  position: absolute;
  left: 0; top: 7px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--color-accent);
  opacity: 0.10;
}
.coloringgo-summary {
  margin-top: 18px;
  background: var(--color-bg-gradient), var(--color-bg-light);
  border-radius: var(--radius-s);
  box-shadow: 0 2px 10px 0 rgba(99,102,241,0.04);
  padding: 14px 18px;
  color: var(--color-text-muted);
  font-size: 0.99em;
}

/* FOOTER */
.coloringgo-footer {
  background: var(--color-bg-light);
  box-shadow: 0 -2px 12px 0 rgba(99,102,241,0.10);
  margin-top: 56px;
  padding: 0;
}
.coloringgo-footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 2fr;
  gap: 32px;
  padding: 36px 32px 18px 32px;
}
.coloringgo-footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.coloringgo-footer-logo-img {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-m);
  object-fit: cover;
  margin-bottom: 7px;
  box-shadow: 0 2px 8px 0 rgba(99,102,241,0.10);
}
.coloringgo-footer-col h4 {
  color: var(--color-accent);
  font-size: 1rem;
  margin: 0 0 7px 0;
}
.coloringgo-footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.coloringgo-footer-col ul li a {
  color: var(--color-text-muted);
  font-size: 0.97em;
  transition: color var(--transition);
}
.coloringgo-footer-col ul li a:hover, .coloringgo-footer-col ul li a:focus {
  color: var(--color-accent);
}
.coloringgo-footer-col p {
  color: var(--color-text-muted);
  font-size: 0.96em;
  margin: 0;
}
.coloringgo-footer-bottom {
  border-top: 1px solid rgba(99,102,241,0.08);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.92em;
  padding: 14px 0 16px 0;
  margin-top: 12px;
}

/* COOKIE BANNER */
.coloringgo-cookie {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 9999;
  background: rgba(23,23,23,0.97);
  box-shadow: 0 -2px 20px 0 rgba(99,102,241,0.15);
  padding: 0;
  display: none;
  animation: fadeInUp 0.5s;
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px);}
  to { opacity: 1; transform: translateY(0);}
}
.coloringgo-cookie-inner {
  max-width: 520px;
  margin: 0 auto;
  padding: 18px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.coloringgo-cookie-inner p {
  color: var(--color-text-muted);
  margin: 0;
  font-size: 0.99em;
}
.coloringgo-cookie-actions {
  display: flex;
  gap: 10px;
}

/* SCROLLBAR */
::-webkit-scrollbar {
  width: 8px;
  background: var(--color-bg-light);
}
::-webkit-scrollbar-thumb {
  background: var(--color-accent-bg);
  border-radius: 8px;
}

/* RESPONSIVE */
@media (max-width: 1100px) {
  .coloringgo-header-inner,
  .coloringgo-footer-inner {
    padding-left: 16px;
    padding-right: 16px;
  }
  .coloringgo-main {
    padding-left: 8px;
    padding-right: 8px;
  }
  .coloringgo-hero-grid {
    gap: 24px;
  }
  .coloringgo-features-grid {
    grid-template-columns: 1fr 1fr;
  }
  .coloringgo-content-grid,
  .coloringgo-rhythm-grid,
  .coloringgo-impressions-grid,
  .coloringgo-faq-list {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .coloringgo-world-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .coloringgo-reviews-grid {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }
  .coloringgo-screens-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }
  .coloringgo-footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }
}
@media (max-width: 800px) {
  .coloringgo-header-inner {
    flex-direction: column;
    gap: 14px;
    min-height: unset;
    align-items: flex-start;
  }
  .coloringgo-nav-list {
    flex-wrap: wrap;
    gap: 10px;
  }
  .coloringgo-hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .coloringgo-hero-frame {
    max-width: 100%;
    min-width: 0;
  }
  .coloringgo-section-inner {
    padding: 18px 8px;
  }
  .coloringgo-footer-inner {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 24px 8px 12px 8px;
  }
}
@media (max-width: 600px) {
  .coloringgo-header-inner {
    padding: 0 5px;
  }
  .coloringgo-main {
    padding: 0 2px;
  }
  .coloringgo-section-title {
    font-size: 1.1rem;
  }
  .coloringgo-hero {
    padding: 32px 0 18px 0;
    margin-bottom: 18px;
    border-radius: 0 0 var(--radius-s) var(--radius-s);
  }
  .coloringgo-hero-frame {
    padding: 10px 8px 12px 8px;
    border-radius: var(--radius-s);
  }
  .coloringgo-hero-img {
    max-width: 100%;
    max-height: 160px;
    border-radius: var(--radius-s);
  }
  .coloringgo-features-grid,
  .coloringgo-screens-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .coloringgo-faq-list {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .coloringgo-impressions-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .coloringgo-reviews-grid {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .coloringgo-footer-inner {
    padding: 16px 4px 8px 4px;
  }
  .coloringgo-cookie-inner {
    flex-direction: column;
    gap: 10px;
    padding: 12px 8px;
  }
}