:root {
  --royal-blue: #183c7e;
  --royal-blue-light: #204a98;
  --royal-blue-dark: #122b5c;
  --royal-blue-fade: rgba(24, 60, 126, 0.06);
  --royal-blue-gradient: linear-gradient(135deg, rgba(24,60,126,0.08) 0%, rgba(24,60,126,0.02) 100%);
  --accent-yellow: #ffd600;
  --accent-yellow-hover: #ffe54c;
  --text-main: #f8faff;
  --text-secondary: #b7c6e1;
  --card-bg: #233a6e;
  --card-bg-alt: #1a2d54;
  --border-light: rgba(255,255,255,0.08);
  --shadow: 0 4px 24px 0 rgba(24,60,126,0.14), 0 1.5px 4px 0 rgba(24,60,126,0.07);
  --shadow-hover: 0 6px 28px 0 rgba(24,60,126,0.19), 0 2px 8px 0 rgba(24,60,126,0.12);
  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --transition: 0.24s cubic-bezier(.4,0,.2,1);
  --max-width: 1240px;
  --font-main: 'Inter', 'Segoe UI', Arial, sans-serif;
}

html, body {
  padding: 0;
  margin: 0;
  font-family: var(--font-main);
  font-size: 14px;
  background: var(--royal-blue);
  color: var(--text-main);
  min-height: 100%;
  box-sizing: border-box;
  scroll-behavior: smooth;
}

body.jigsawpuzzlemaster-body {
  background: var(--royal-blue);
  min-height: 100vh;
  background-image: var(--royal-blue-gradient);
}

.jigsawpuzzlemaster-container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.jigsawpuzzlemaster-header {
  background: var(--royal-blue-light);
  box-shadow: var(--shadow);
  border-bottom: 1px solid var(--border-light);
  position: sticky;
  top: 0;
  z-index: 20;
}

.jigsawpuzzlemaster-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 12px 24px;
}

.jigsawpuzzlemaster-logo-link {
  display: flex;
  align-items: center;
  gap: 12px;
}

.jigsawpuzzlemaster-logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  box-shadow: 0 2px 8px 0 rgba(24,60,126,0.13);
  background: var(--royal-blue-fade);
  object-fit: cover;
}

.jigsawpuzzlemaster-nav {
  display: flex;
  gap: 28px;
}

.jigsawpuzzlemaster-nav-item {
  color: var(--accent-yellow);
  text-decoration: none;
  font-weight: 500;
  letter-spacing: 0.02em;
  position: relative;
  padding: 6px 0;
  transition: color var(--transition);
}
.jigsawpuzzlemaster-nav-item:hover,
.jigsawpuzzlemaster-nav-item:focus {
  color: var(--accent-yellow-hover);
}

.jigsawpuzzlemaster-hero {
  padding: 48px 0 32px 0;
  background: var(--royal-blue-gradient);
}

.jigsawpuzzlemaster-hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: stretch;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.jigsawpuzzlemaster-hero-left {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 20px;
}

.jigsawpuzzlemaster-title {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 8px 0;
  color: var(--accent-yellow);
  text-shadow: 0 2px 12px rgba(24,60,126,0.14);
}

.jigsawpuzzlemaster-tagline {
  font-size: 1.18rem;
  color: var(--text-secondary);
  margin: 0 0 18px 0;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.jigsawpuzzlemaster-quicklist {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0 0 18px 0;
  padding: 0;
  list-style: none;
}
.jigsawpuzzlemaster-quicklist li {
  position: relative;
  padding-left: 22px;
  color: var(--text-main);
  font-weight: 400;
  line-height: 1.5;
}
.jigsawpuzzlemaster-quicklist li::before {
  content: '';
  display: inline-block;
  position: absolute;
  left: 0; top: 7px;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent-yellow);
  opacity: 0.7;
  box-shadow: 0 1px 4px 0 rgba(255,214,0,0.13);
}

.jigsawpuzzlemaster-cta-row {
  display: flex;
  gap: 18px;
  margin-bottom: 12px;
}

.jigsawpuzzlemaster-cta-primary,
.jigsawpuzzlemaster-cta-primary-large {
  background: var(--accent-yellow);
  color: var(--royal-blue-dark);
  font-weight: 700;
  padding: 11px 32px;
  border-radius: var(--radius-lg);
  font-size: 1.1rem;
  box-shadow: var(--shadow);
  text-decoration: none;
  transition: background var(--transition), box-shadow var(--transition), color var(--transition);
  border: none;
  outline: none;
  display: inline-block;
  letter-spacing: 0.01em;
}
.jigsawpuzzlemaster-cta-primary:hover,
.jigsawpuzzlemaster-cta-primary:focus,
.jigsawpuzzlemaster-cta-primary-large:hover,
.jigsawpuzzlemaster-cta-primary-large:focus {
  background: var(--accent-yellow-hover);
  color: var(--royal-blue-dark);
  box-shadow: var(--shadow-hover);
}

.jigsawpuzzlemaster-cta-secondary {
  background: none;
  color: var(--accent-yellow);
  border: 1px solid var(--accent-yellow);
  border-radius: var(--radius-md);
  padding: 11px 26px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), border-color var(--transition), box-shadow var(--transition);
  box-shadow: 0 2px 8px 0 rgba(24,60,126,0.1);
}
.jigsawpuzzlemaster-cta-secondary:hover,
.jigsawpuzzlemaster-cta-secondary:focus {
  background: var(--accent-yellow);
  color: var(--royal-blue-dark);
  border-color: var(--accent-yellow-hover);
}

.jigsawpuzzlemaster-stats {
  display: flex;
  gap: 24px;
  margin-top: 8px;
  font-size: 1rem;
  color: var(--text-secondary);
}
.jigsawpuzzlemaster-stat strong {
  color: var(--accent-yellow);
  font-weight: 700;
}

.jigsawpuzzlemaster-hero-right {
  display: flex;
  flex-direction: column;
  gap: 22px;
  align-items: flex-end;
  justify-content: flex-start;
}

.jigsawpuzzlemaster-hero-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 0;
  overflow: hidden;
  width: 360px;
  max-width: 100%;
  max-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.jigsawpuzzlemaster-hero-image {
  width: 100%;
  object-fit: cover;
  max-height: 300px;
  display: block;
}

.jigsawpuzzlemaster-hero-mini {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--card-bg-alt);
  border-radius: var(--radius-md);
  box-shadow: 0 2px 10px 0 rgba(24,60,126,0.11);
  padding: 10px 18px;
  min-width: 0;
  max-width: 320px;
}
.jigsawpuzzlemaster-mini-image {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-md);
  object-fit: cover;
  box-shadow: 0 1px 4px 0 rgba(24,60,126,0.09);
}
.jigsawpuzzlemaster-mini-text {
  color: var(--text-main);
  font-size: 0.98rem;
}
.jigsawpuzzlemaster-mini-text strong {
  color: var(--accent-yellow);
  font-weight: 700;
  font-size: 1.01rem;
}

.jigsawpuzzlemaster-features {
  padding: 56px 0 44px 0;
  background: var(--royal-blue-gradient);
}

.jigsawpuzzlemaster-heading {
  font-size: 1.58rem;
  font-weight: 700;
  color: var(--accent-yellow);
  margin-bottom: 34px;
  letter-spacing: 0.01em;
  text-shadow: 0 1.5px 8px rgba(24,60,126,0.11);
}

.jigsawpuzzlemaster-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.jigsawpuzzlemaster-feature {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: 26px 20px 22px 20px;
  min-width: 0;
  transition: box-shadow var(--transition), transform var(--transition);
  border: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.jigsawpuzzlemaster-feature:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px) scale(1.02);
}
.jigsawpuzzlemaster-feature h3 {
  color: var(--accent-yellow);
  font-size: 1.08rem;
  font-weight: 700;
  margin: 0 0 6px 0;
}
.jigsawpuzzlemaster-feature p {
  color: var(--text-secondary);
  margin: 0;
}

.jigsawpuzzlemaster-howto {
  padding: 54px 0 40px 0;
  background: var(--royal-blue-gradient);
}
.jigsawpuzzlemaster-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 22px;
}
.jigsawpuzzlemaster-step {
  background: var(--card-bg-alt);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: 22px 16px 18px 16px;
  border: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  transition: box-shadow var(--transition), transform var(--transition);
}
.jigsawpuzzlemaster-step:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px) scale(1.015);
}
.jigsawpuzzlemaster-step h3 {
  color: var(--accent-yellow);
  font-size: 1.01rem;
  font-weight: 600;
  margin: 0 0 4px 0;
}
.jigsawpuzzlemaster-step p {
  color: var(--text-secondary);
  margin: 0;
}

.jigsawpuzzlemaster-screenshots {
  padding: 56px 0 44px 0;
  background: var(--royal-blue-gradient);
}
.jigsawpuzzlemaster-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}
.jigsawpuzzlemaster-shot {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  overflow: hidden;
  padding: 0 0 12px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  border: 1px solid var(--border-light);
  min-width: 0;
  transition: box-shadow var(--transition), transform var(--transition);
}
.jigsawpuzzlemaster-shot:hover {
  box-shadow: var(--shadow-hover);
  transform: scale(1.025);
}
.jigsawpuzzlemaster-shot img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  display: block;
  border-bottom: 1px solid var(--border-light);
}
.jigsawpuzzlemaster-shot figcaption {
  color: var(--text-secondary);
  font-size: 0.98rem;
  text-align: center;
  margin-top: 10px;
  padding: 0 6px;
}

.jigsawpuzzlemaster-progress {
  padding: 54px 0 40px 0;
  background: var(--royal-blue-gradient);
}
.jigsawpuzzlemaster-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.jigsawpuzzlemaster-column {
  background: var(--card-bg-alt);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 30px 22px 22px 22px;
  border: 1px solid var(--border-light);
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.jigsawpuzzlemaster-column h3 {
  color: var(--accent-yellow);
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 6px 0;
}
.jigsawpuzzlemaster-column p,
.jigsawpuzzlemaster-column li {
  color: var(--text-secondary);
  margin: 0 0 6px 0;
  font-size: 0.99rem;
}
.jigsawpuzzlemaster-column ul {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.jigsawpuzzlemaster-column li {
  position: relative;
  padding-left: 18px;
}
.jigsawpuzzlemaster-column li::before {
  content: '';
  display: inline-block;
  position: absolute;
  left: 0; top: 6px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent-yellow);
  opacity: 0.6;
}

.jigsawpuzzlemaster-impressions {
  padding: 54px 0 40px 0;
  background: var(--royal-blue-gradient);
}
.jigsawpuzzlemaster-impress-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 36px;
}
.jigsawpuzzlemaster-impress-grid > div {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: 28px 20px 22px 20px;
  border: 1px solid var(--border-light);
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.jigsawpuzzlemaster-impress-grid h3 {
  color: var(--accent-yellow);
  font-size: 1.04rem;
  font-weight: 700;
  margin: 0 0 8px 0;
}
.jigsawpuzzlemaster-impress-grid ul {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.jigsawpuzzlemaster-impress-grid li {
  position: relative;
  padding-left: 18px;
  color: var(--text-secondary);
  font-size: 0.99rem;
}
.jigsawpuzzlemaster-impress-grid li::before {
  content: '';
  display: inline-block;
  position: absolute;
  left: 0; top: 7px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent-yellow);
  opacity: 0.6;
}

.jigsawpuzzlemaster-reviews {
  padding: 54px 0 40px 0;
  background: var(--royal-blue-gradient);
}
.jigsawpuzzlemaster-reviews-list {
  display: flex;
  flex-direction: column;
  gap: 22px;
  align-items: flex-start;
}
.jigsawpuzzlemaster-review {
  background: var(--card-bg-alt);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow);
  padding: 20px 18px 16px 18px;
  border: 1px solid var(--border-light);
  max-width: 420px;
  min-width: 0;
  font-style: italic;
  color: var(--text-main);
  font-size: 1.05rem;
  margin: 0;
  position: relative;
}
.jigsawpuzzlemaster-review footer {
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-style: normal;
  margin-top: 8px;
}
.jigsawpuzzlemaster-developer-response {
  background: var(--card-bg);
  border-radius: var(--radius-sm);
  box-shadow: 0 1px 4px 0 rgba(24,60,126,0.08);
  padding: 14px 16px 10px 16px;
  color: var(--text-secondary);
  font-size: 0.97rem;
  margin-top: 4px;
  border: 1px solid var(--border-light);
}
.jigsawpuzzlemaster-developer-response strong {
  color: var(--accent-yellow);
  font-weight: 600;
  font-size: 0.99rem;
}
.jigsawpuzzlemaster-more-reviews {
  color: var(--accent-yellow);
  text-decoration: underline;
  font-weight: 600;
  font-size: 1.01rem;
  margin-top: 8px;
  transition: color var(--transition);
}
.jigsawpuzzlemaster-more-reviews:hover,
.jigsawpuzzlemaster-more-reviews:focus {
  color: var(--accent-yellow-hover);
}

.jigsawpuzzlemaster-cta-full {
  padding: 54px 0 40px 0;
  background: var(--royal-blue-gradient);
  text-align: center;
}
.jigsawpuzzlemaster-cta-full h2 {
  color: var(--accent-yellow);
  font-size: 1.45rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.jigsawpuzzlemaster-cta-full p {
  color: var(--text-secondary);
  margin-bottom: 20px;
  font-size: 1.05rem;
}
.jigsawpuzzlemaster-cta-primary-large {
  font-size: 1.13rem;
  padding: 15px 46px;
  margin-top: 8px;
}

.jigsawpuzzlemaster-stats-block {
  padding: 44px 0 38px 0;
  background: var(--royal-blue-gradient);
}
.jigsawpuzzlemaster-facts {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.jigsawpuzzlemaster-facts li {
  position: relative;
  padding-left: 18px;
  color: var(--text-secondary);
  font-size: 0.99rem;
}
.jigsawpuzzlemaster-facts li::before {
  content: '';
  display: inline-block;
  position: absolute;
  left: 0; top: 8px;
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--accent-yellow);
  opacity: 0.55;
}

.jigsawpuzzlemaster-footer {
  background: var(--royal-blue-dark);
  padding: 38px 0 28px 0;
  border-top: 1px solid var(--border-light);
  box-shadow: 0 -1.5px 12px 0 rgba(24,60,126,0.09);
}
.jigsawpuzzlemaster-footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1.5fr;
  gap: 36px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}
.jigsawpuzzlemaster-footer-column {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.jigsawpuzzlemaster-footer-logo img {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  object-fit: cover;
  box-shadow: 0 1px 6px 0 rgba(24,60,126,0.13);
  background: var(--royal-blue-fade);
}
.jigsawpuzzlemaster-footer-column h4 {
  color: var(--accent-yellow);
  font-size: 1.01rem;
  font-weight: 700;
  margin: 0 0 5px 0;
}
.jigsawpuzzlemaster-footer-column ul {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.jigsawpuzzlemaster-footer-column li {
  position: relative;
  padding-left: 16px;
}
.jigsawpuzzlemaster-footer-column li::before {
  content: '';
  display: inline-block;
  position: absolute;
  left: 0; top: 8px;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: var(--accent-yellow);
  opacity: 0.5;
}
.jigsawpuzzlemaster-footer-column a {
  color: var(--accent-yellow);
  text-decoration: none;
  font-size: 0.99rem;
  transition: color var(--transition);
}
.jigsawpuzzlemaster-footer-column a:hover,
.jigsawpuzzlemaster-footer-column a:focus {
  color: var(--accent-yellow-hover);
  text-decoration: underline;
}
.jigsawpuzzlemaster-footer-column p {
  color: var(--text-secondary);
  font-size: 0.97rem;
  margin: 0 0 4px 0;
}

@media (max-width: 1100px) {
  .jigsawpuzzlemaster-hero-grid {
    grid-template-columns: 1fr;
    gap: 38px;
  }
  .jigsawpuzzlemaster-hero-right {
    align-items: flex-start;
  }
  .jigsawpuzzlemaster-features-grid {
    grid-template-columns: 1fr 1fr;
  }
  .jigsawpuzzlemaster-steps {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .jigsawpuzzlemaster-gallery {
    grid-template-columns: 1fr 1fr 1fr;
  }
  .jigsawpuzzlemaster-columns {
    grid-template-columns: 1fr 1fr;
  }
  .jigsawpuzzlemaster-impress-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .jigsawpuzzlemaster-footer-inner {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 28px;
  }
}
@media (max-width: 800px) {
  .jigsawpuzzlemaster-header-inner {
    flex-direction: column;
    gap: 14px;
    align-items: flex-start;
    padding: 10px 12px;
  }
  .jigsawpuzzlemaster-nav {
    gap: 16px;
  }
  .jigsawpuzzlemaster-hero {
    padding: 32px 0 20px 0;
  }
  .jigsawpuzzlemaster-hero-card {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }
  .jigsawpuzzlemaster-features,
  .jigsawpuzzlemaster-howto,
  .jigsawpuzzlemaster-screenshots,
  .jigsawpuzzlemaster-progress,
  .jigsawpuzzlemaster-impressions,
  .jigsawpuzzlemaster-reviews,
  .jigsawpuzzlemaster-cta-full,
  .jigsawpuzzlemaster-stats-block {
    padding-left: 0;
    padding-right: 0;
  }
  .jigsawpuzzlemaster-features-grid,
  .jigsawpuzzlemaster-gallery {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .jigsawpuzzlemaster-steps {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
  .jigsawpuzzlemaster-columns {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .jigsawpuzzlemaster-footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 18px;
  }
}
@media (max-width: 600px) {
  .jigsawpuzzlemaster-container {
    padding: 0 8px;
  }
  .jigsawpuzzlemaster-header-inner {
    padding: 8px 4px;
    gap: 8px;
  }
  .jigsawpuzzlemaster-title {
    font-size: 1.45rem;
  }
  .jigsawpuzzlemaster-heading {
    font-size: 1.08rem;
    margin-bottom: 18px;
  }
  .jigsawpuzzlemaster-hero {
    padding: 20px 0 8px 0;
  }
  .jigsawpuzzlemaster-hero-grid {
    gap: 18px;
    padding: 0 4px;
  }
  .jigsawpuzzlemaster-hero-card {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    max-height: 180px;
  }
  .jigsawpuzzlemaster-hero-image {
    max-height: 180px;
  }
  .jigsawpuzzlemaster-hero-mini {
    padding: 7px 10px;
    max-width: 100%;
  }
  .jigsawpuzzlemaster-features-grid,
  .jigsawpuzzlemaster-gallery {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .jigsawpuzzlemaster-steps {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .jigsawpuzzlemaster-footer-inner {
    grid-template-columns: 1fr;
    gap: 12px;
    padding: 0 4px;
  }
  .jigsawpuzzlemaster-footer {
    padding: 18px 0 10px 0;
  }
}