:root {
      --bg: #fbf7f1;
      --surface: #ffffff;
      --surface-soft: #f2eee4;
      --surface-blue: #e9f0ec;
      --primary: #6f8f89;
      --primary-dark: #344e4a;
      --secondary: #b48a68;
      --secondary-soft: #f3e7dc;
      --navy: #273a36;
      --text: #2f3a38;
      --muted: #746d66;
      --border: #e4ddd2;
      --line: rgba(47, 58, 56, 0.10);
      --radius-lg: 26px;
      --radius-md: 18px;
      --radius-sm: 10px;
      --container: 1180px;
    }

    * { box-sizing: border-box; }

    html { scroll-behavior: smooth; }

    body {
      margin: 0;
      font-family: Arial, Helvetica, sans-serif;
      color: var(--text);
      background:
        radial-gradient(circle at 12% 6%, rgba(111, 143, 137, 0.12), transparent 30%),
        radial-gradient(circle at 88% 2%, rgba(180, 138, 104, 0.10), transparent 28%),
        linear-gradient(180deg, #ffffff 0%, var(--bg) 48%, #ffffff 100%);
    }

    img { max-width: 100%; display: block; }
    a { color: inherit; text-decoration: none; }

    .container {
      width: min(var(--container), calc(100% - 42px));
      margin: 0 auto;
    }

    .contact-strip {
      background: #243734;
      color: rgba(255, 255, 255, 0.84);
      font-size: 13px;
      border-bottom: 1px solid rgba(255,255,255,.08);
    }

    .contact-strip-inner {
      min-height: 38px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 18px;
      flex-wrap: wrap;
    }

    .contact-items,
    .contact-social {
      display: flex;
      align-items: center;
      gap: 18px;
      flex-wrap: wrap;
    }

    .contact-items a,
    .contact-social a {
      transition: color .18s ease;
    }

    .contact-items a:hover,
    .contact-social a:hover { color: #ffffff; }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: linear-gradient(90deg, #273a36 0%, #344e4a 55%, #49645f 100%);
      color: #fff;
    }

    .header-inner {
      min-height: 78px;
      display: grid;
      grid-template-columns: auto 1fr auto;
      align-items: center;
      gap: 34px;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 13px;
      min-width: 210px;
    }

    .brand-logo {
      width: 76px;
      height: 46px;
      padding: 5px 8px;
      border-radius: 12px;
      background: #ffffff;
      display: grid;
      place-items: center;
    }

    .brand-logo img {
      width: 100%;
      height: 100%;
      object-fit: contain;
    }

    .brand-name {
      display: block;
      font-size: 19px;
      line-height: 1.1;
      font-weight: 500;
      letter-spacing: -0.02em;
    }

    .brand-sub {
      display: block;
      margin-top: 4px;
      font-size: 12px;
      color: rgba(255,255,255,.68);
    }

    .nav {
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 4px;
    }

    .nav a {
      padding: 10px 13px;
      border-radius: 999px;
      color: rgba(255,255,255,.78);
      font-size: 14px;
      font-weight: 400;
      transition: background-color .18s ease, color .18s ease;
    }

    .nav a:hover,
    .nav a.active {
      color: #ffffff;
      background: rgba(255,255,255,.12);
    }

    .btn {
      min-height: 44px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 12px 19px;
      border-radius: 999px;
      border: 1px solid transparent;
      cursor: pointer;
      font: inherit;
      font-size: 14px;
      font-weight: 400;
      line-height: 1;
      white-space: nowrap;
      transition: background-color .18s ease, border-color .18s ease, color .18s ease, transform .18s ease;
    }

    .btn:hover { transform: translateY(-1px); }

    .btn-primary {
      background: var(--primary);
      color: white;
      border-color: var(--primary);
    }

    .btn-primary:hover {
      background: var(--primary-dark);
      border-color: var(--primary-dark);
    }

    .btn-white {
      background: #ffffff;
      color: var(--primary-dark);
      border-color: #ffffff;
    }

    .btn-white:hover {
      background: #f3eee5;
      border-color: #f3eee5;
    }

    .btn-outline {
      background: transparent;
      color: var(--primary-dark);
      border-color: rgba(111,143,137,.26);
    }

    .btn-outline:hover {
      background: var(--secondary-soft);
      border-color: rgba(111,143,137,.36);
    }

    .header-order {
      background: #ffffff;
      color: #49645f;
      border-color: #ffffff;
    }

    .header-order:hover {
      background: #efe5da;
      border-color: #efe5da;
    }

    .menu-button {
      width: 44px;
      height: 44px;
      border: 1px solid rgba(255,255,255,.22);
      border-radius: 50%;
      background: transparent;
      color: #fff;
      display: none;
      place-items: center;
      cursor: pointer;
    }

    .hero {
      padding: 0 0 58px;
    }

    .hero > .container {
      width: 100%;
      max-width: none;
      margin: 0;
    }

    .slider {
      position: relative;
      overflow: hidden;
      background: linear-gradient(135deg, #ffffff 0%, #f6f0e7 100%);
      border-radius: 0;
      min-height: 640px;
    }

    .slide {
      display: none;
      min-height: 640px;
    }

    .slide.active {
      display: grid;
      grid-template-columns: 0.92fr 1.08fr;
      align-items: center;
      gap: 38px;
      padding: 72px max(82px, calc((100vw - var(--container)) / 2 + 52px));
    }

    .slide-copy {
      max-width: 510px;
    }

    .label {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 18px;
      color: var(--primary-dark);
      background: rgba(111, 143, 137, 0.10);
      border-radius: 999px;
      padding: 8px 13px;
      font-size: 13px;
      line-height: 1;
    }

    .label::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      background: var(--secondary);
    }

    .slide h1 {
      margin: 0;
      color: var(--navy);
      font-size: clamp(38px, 5vw, 60px);
      line-height: 1.07;
      letter-spacing: -0.045em;
      font-weight: 500;
    }

    .slide p {
      margin: 20px 0 28px;
      color: var(--muted);
      font-size: 17px;
      line-height: 1.72;
    }

    .slide-actions {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }

    .slide-image {
      min-height: 520px;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 34px 54px;
    }

    .slide-image img {
      width: 100%;
      max-height: 470px;
      object-fit: contain;
    }

    .slider-arrow {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      width: 48px;
      height: 48px;
      border: 1px solid rgba(111, 143, 137, 0.22);
      border-radius: 50%;
      background: rgba(255,255,255,.88);
      color: var(--primary-dark);
      display: grid;
      place-items: center;
      cursor: pointer;
      z-index: 8;
      transition: background-color .18s ease, border-color .18s ease;
    }

    .slider-arrow:hover {
      background: #ffffff;
      border-color: rgba(111,143,137,.38);
    }

    .slider-arrow.prev { left: 30px; }
    .slider-arrow.next { right: 30px; }

    .slider-arrow svg {
      width: 20px;
      height: 20px;
    }

    .slider-dots {
      position: absolute;
      left: 50%;
      bottom: 28px;
      transform: translateX(-50%);
      display: flex;
      gap: 9px;
      z-index: 8;
    }

    .dot {
      width: 30px;
      height: 4px;
      padding: 0;
      border: 0;
      border-radius: 99px;
      background: rgba(111,143,137,.26);
      cursor: pointer;
    }

    .dot.active { background: var(--primary); }

    .section {
      padding: 70px 0;
    }

    .section-title {
      margin: 0 0 30px;
      color: var(--navy);
      font-size: clamp(30px, 4vw, 46px);
      line-height: 1.15;
      letter-spacing: -0.035em;
      font-weight: 500;
    }

    .stats {
      padding: 26px 0 66px;
    }

    .stats-row {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1px;
      overflow: hidden;
      border-radius: var(--radius-lg);
      background: var(--border);
    }

    .stat {
      background: rgba(255,255,255,.78);
      padding: 28px 24px;
      text-align: center;
    }

    .stat strong {
      display: block;
      color: var(--primary-dark);
      font-size: 34px;
      line-height: 1;
      font-weight: 500;
      margin-bottom: 8px;
    }

    .stat span {
      color: var(--muted);
      font-size: 14px;
    }

    .books-section {
      background: #ffffff;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .books-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 20px;
    }

    .book-card {
      background: linear-gradient(180deg, #ffffff, #fbf4ea);
      border-radius: var(--radius-md);
      overflow: hidden;
    }

    .book-cover {
      height: 310px;
      display: grid;
      place-items: center;
      padding: 24px;
      background: linear-gradient(135deg, #edf4ef, #ffffff);
    }

    .book-cover img {
      height: 100%;
      width: 100%;
      object-fit: contain;
    }

    .book-body {
      padding: 22px;
    }

    .book-body h3 {
      margin: 0 0 10px;
      color: var(--navy);
      font-size: 21px;
      line-height: 1.25;
      letter-spacing: -0.02em;
      font-weight: 500;
    }

    .book-body p {
      margin: 0 0 18px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.62;
    }

    .book-price {
      color: var(--primary-dark);
      font-size: 17px;
      font-weight: 500;
      margin-bottom: 16px;
    }

    .book-card .btn { width: 100%; }

    .sample-cta {
      padding: 74px 0;
    }

    .sample-panel {
      display: grid;
      grid-template-columns: 1fr auto;
      align-items: center;
      gap: 34px;
      border-radius: 32px;
      padding: 44px;
      background:
        linear-gradient(110deg, #273a36 0%, #6f8f89 64%, #b48a68 100%);
      color: #ffffff;
      overflow: hidden;
      position: relative;
    }

    .sample-panel::after {
      content: "";
      position: absolute;
      right: -90px;
      top: -90px;
      width: 260px;
      height: 260px;
      border-radius: 50%;
      background: rgba(255,255,255,.12);
    }

    .sample-panel h2 {
      position: relative;
      z-index: 2;
      margin: 0;
      font-size: clamp(30px, 4vw, 44px);
      line-height: 1.15;
      letter-spacing: -0.035em;
      font-weight: 500;
    }

    .sample-panel p {
      position: relative;
      z-index: 2;
      max-width: 640px;
      margin: 14px 0 0;
      color: rgba(255,255,255,.78);
      font-size: 16px;
      line-height: 1.65;
    }

    .sample-actions {
      position: relative;
      z-index: 2;
      display: flex;
      align-items: center;
      gap: 12px;
      flex-wrap: wrap;
    }

    .packages-section {
      background:
        radial-gradient(circle at 8% 10%, rgba(111, 143, 137, 0.20), transparent 28%),
        linear-gradient(180deg, #f1eee4 0%, #fbf7f1 100%);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .packages-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 22px;
    }

    .package {
      background: #ffffff;
      border: 1px solid rgba(111, 143, 137, 0.18);
      border-radius: 28px;
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }

    .package-head {
      padding: 28px 28px 22px;
      background: linear-gradient(135deg, #6f8f89, #b48a68);
      color: #ffffff;
    }

    .package.featured .package-head {
      background: linear-gradient(135deg, #273a36, #6f8f89 62%, #b48a68);
    }

    .package-label {
      color: rgba(255,255,255,.76);
      font-size: 13px;
      margin-bottom: 12px;
    }

    .package h3 {
      margin: 0;
      color: #ffffff;
      font-size: 28px;
      line-height: 1.18;
      letter-spacing: -0.025em;
      font-weight: 500;
    }

    .package-price {
      margin-top: 18px;
      color: #ffffff;
      font-size: 35px;
      line-height: 1;
      font-weight: 500;
    }

    .package-price span {
      font-size: 14px;
      color: rgba(255,255,255,.72);
      font-weight: 400;
    }

    .package-lines {
      padding: 26px 28px 0;
      display: grid;
      gap: 14px;
      flex: 1;
    }

    .package-line {
      display: grid;
      grid-template-columns: 9px 1fr;
      gap: 12px;
      align-items: start;
      color: var(--text);
      font-size: 15px;
      line-height: 1.55;
    }

    .package-line::before {
      content: "";
      width: 7px;
      height: 7px;
      border-radius: 50%;
      margin-top: 8px;
      background: var(--secondary);
    }

    .package-actions {
      padding: 24px 28px 28px;
    }

    .package-actions .btn {
      width: 100%;
    }

    .features-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }

    .feature-card {
      background: linear-gradient(180deg, #ffffff, #fbf4ea);
      border: 1px solid rgba(111, 143, 137, 0.18);
      border-radius: 24px;
      padding: 26px;
      min-height: 230px;
    }

    .feature-icon {
      width: 54px;
      height: 54px;
      border-radius: 18px;
      display: grid;
      place-items: center;
      background: linear-gradient(135deg, #efe5da, #ffffff);
      color: var(--primary);
      margin-bottom: 18px;
    }

    .feature-icon svg {
      width: 26px;
      height: 26px;
      stroke-width: 1.8;
    }

    .feature-card h3 {
      margin: 0 0 11px;
      color: var(--navy);
      font-size: 20px;
      line-height: 1.25;
      letter-spacing: -0.02em;
      font-weight: 500;
    }

    .feature-card p {
      margin: 0;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.65;
    }

    .contact-footer {
      background: #273a36;
      color: #ffffff;
      padding: 58px 0 28px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.1fr .9fr .9fr;
      gap: 36px;
      padding-bottom: 34px;
      border-bottom: 1px solid rgba(255,255,255,.10);
    }

    .footer-logo {
      width: 96px;
      height: 58px;
      padding: 8px 10px;
      border-radius: 14px;
      background: white;
      margin-bottom: 18px;
    }

    .footer-logo img {
      width: 100%;
      height: 100%;
      object-fit: contain;
    }

    .footer-grid h3 {
      margin: 0 0 16px;
      color: white;
      font-size: 19px;
      font-weight: 500;
      letter-spacing: -0.02em;
    }

    .footer-grid p,
    .footer-grid a {
      color: rgba(255,255,255,.72);
      font-size: 14px;
      line-height: 1.75;
    }

    .footer-links,
    .footer-contact {
      display: grid;
      gap: 9px;
    }

    .footer-grid a:hover { color: white; }

    .copyright {
      padding-top: 22px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      color: rgba(255,255,255,.56);
      font-size: 13px;
      flex-wrap: wrap;
    }

    .back-to-top {
      position: fixed;
      right: 22px;
      bottom: 22px;
      width: 46px;
      height: 46px;
      border: 0;
      border-radius: 50%;
      background: var(--primary);
      color: #ffffff;
      display: grid;
      place-items: center;
      cursor: pointer;
      opacity: 0;
      pointer-events: none;
      transform: translateY(12px);
      transition: opacity .18s ease, transform .18s ease, background-color .18s ease;
      z-index: 120;
    }

    .back-to-top.show {
      opacity: 1;
      pointer-events: auto;
      transform: translateY(0);
    }

    .back-to-top:hover { background: var(--primary-dark); }

    @media (max-width: 1060px) {
      .header-inner { grid-template-columns: auto auto; justify-content: space-between; }
      .nav, .header-order { display: none; }
      .menu-button { display: grid; }
      .slide.active { grid-template-columns: 1fr; padding: 46px 74px 78px; }
      .slide-image { min-height: 360px; padding: 10px 28px; }
      .stats-row, .books-grid, .packages-grid, .features-grid, .footer-grid { grid-template-columns: repeat(2, 1fr); }
      .sample-panel { grid-template-columns: 1fr; }
    }

    @media (max-width: 720px) {
      .container { width: min(100% - 24px, var(--container)); }
      .contact-strip-inner { padding: 8px 0; }
      .contact-items, .contact-social { gap: 10px 14px; }
      .brand-logo { width: 62px; height: 42px; }
      .brand-name { font-size: 17px; }
      .brand-sub { display: none; }
      .hero { padding: 18px 0 38px; }
      .slider { border-radius: 0; min-height: auto; }
      .slide { min-height: auto; }
      .slide.active { padding: 32px 22px 84px; }
      .slide h1 { font-size: 34px; line-height: 1.13; }
      .slide p { font-size: 15px; }
      .slide-actions { display: grid; }
      .slide-actions .btn { width: 100%; }
      .slide-image { min-height: 270px; padding: 8px 30px; }
      .slider-arrow { width: 40px; height: 40px; }
      .slider-arrow.prev { left: 10px; }
      .slider-arrow.next { right: 10px; }
      .stats-row, .books-grid, .packages-grid, .features-grid, .footer-grid { grid-template-columns: 1fr; }
      .section { padding: 46px 0; }
      .stats { padding: 8px 0 46px; }
      .book-cover { height: 280px; }
      .sample-panel { padding: 30px 22px; border-radius: 24px; }
      .sample-actions { display: grid; }
      .feature-card { min-height: auto; }
      .copyright { display: block; }
      .copyright div + div { margin-top: 8px; }
    }
  

    /* Section background variation update */
    body {
      background: #fbf7f1;
    }

    .hero {
      background:
        radial-gradient(circle at 82% 14%, rgba(111, 143, 137, 0.12), transparent 28%),
        linear-gradient(180deg, #ffffff 0%, #fbf7f1 100%);
      padding: 0 0 64px;
    }

    .stats {
      padding: 62px 0;
      background:
        radial-gradient(circle at 14% 10%, rgba(255,255,255,.14), transparent 30%),
        linear-gradient(135deg, #273a36 0%, #49645f 58%, #6f8f89 100%);
    }

    .stats-row {
      background: rgba(255,255,255,.15);
      border-radius: 30px;
    }

    .stat {
      background: rgba(255,255,255,.09);
    }

    .stat strong {
      color: #ffffff;
    }

    .stat span {
      color: rgba(255,255,255,.72);
    }

    .books-section {
      background:
        linear-gradient(180deg, #ffffff 0%, #fffdf9 100%);
      border-top: 0;
      border-bottom: 1px solid #e7ded2;
    }

    .books-section .book-card {
      background: linear-gradient(180deg, #ffffff, #f2eee4);
    }

    .sample-cta {
      background:
        radial-gradient(circle at 88% 12%, rgba(111,143,137,.12), transparent 28%),
        linear-gradient(180deg, #f2eee4 0%, #fbf7f1 100%);
      border-top: 1px solid #e7ded2;
      border-bottom: 1px solid #e7ded2;
      padding: 84px 0;
    }

    .packages-section {
      background:
        radial-gradient(circle at 9% 14%, rgba(255,255,255,.16), transparent 26%),
        radial-gradient(circle at 90% 12%, rgba(180,138,104,.22), transparent 28%),
        linear-gradient(135deg, #273a36 0%, #344e4a 45%, #6f8f89 100%);
      border-top: 0;
      border-bottom: 0;
    }

    .packages-section .section-title {
      color: #ffffff;
    }

    .packages-section .package {
      border-color: rgba(255,255,255,.14);
      background: #ffffff;
    }

    #features {
      background:
        linear-gradient(180deg, #ffffff 0%, #f5efe5 100%);
      border-top: 1px solid #e7ded2;
    }

    #features .feature-card {
      background: #ffffff;
      border-color: rgba(111, 143, 137, 0.18);
    }

    .contact-footer {
      margin-top: 0;
      background:
        radial-gradient(circle at 15% 8%, rgba(111,143,137,.18), transparent 24%),
        linear-gradient(135deg, #243734 0%, #273a36 62%, #344e4a 100%);
    }

    @media (max-width: 720px) {
      .stats {
        padding: 42px 0;
      }

      .sample-cta {
        padding: 54px 0;
      }
    }
    /* Vibrant color scheme override - same layout and structure */
    :root {
      --bg: #f5faff;
      --surface: #ffffff;
      --surface-soft: #edf6ff;
      --surface-blue: #e8f4ff;
      --primary: #1f6fff;
      --primary-dark: #123a8c;
      --secondary: #00b8d9;
      --secondary-soft: #e7fbff;
      --navy: #102a56;
      --text: #25324a;
      --muted: #66738a;
      --border: #d7e7fa;
      --line: rgba(31, 111, 255, 0.12);
    }

    body {
      background:
        radial-gradient(circle at 12% 6%, rgba(31, 111, 255, 0.12), transparent 30%),
        radial-gradient(circle at 88% 2%, rgba(0, 184, 217, 0.13), transparent 28%),
        linear-gradient(180deg, #ffffff 0%, #f5faff 48%, #ffffff 100%);
    }

    .contact-strip {
      background: #0d2b66;
      color: rgba(255, 255, 255, 0.86);
      border-bottom-color: rgba(255,255,255,.10);
    }

    .site-header {
      background: linear-gradient(90deg, #0b2a67 0%, #1247ad 52%, #1f6fff 100%);
      color: #fff;
    }

    .nav a:hover,
    .nav a.active {
      background: rgba(255,255,255,.16);
    }

    .header-order {
      background: #ffffff;
      color: #1247ad;
      border-color: #ffffff;
    }

    .header-order:hover {
      background: #e7fbff;
      border-color: #e7fbff;
      color: #0b2a67;
    }

    .btn-primary {
      background: #1f6fff;
      border-color: #1f6fff;
      color: #ffffff;
    }

    .btn-primary:hover {
      background: #1247ad;
      border-color: #1247ad;
    }

    .btn-white {
      color: #1247ad;
    }

    .btn-white:hover {
      background: #e7fbff;
      border-color: #e7fbff;
    }

    .btn-outline {
      color: #1247ad;
      border-color: rgba(31, 111, 255, .25);
    }

    .btn-outline:hover {
      background: #e7fbff;
      border-color: rgba(0, 184, 217, .36);
    }

    .hero {
      background:
        radial-gradient(circle at 82% 14%, rgba(31, 111, 255, 0.12), transparent 28%),
        radial-gradient(circle at 18% 76%, rgba(0, 184, 217, 0.10), transparent 30%),
        linear-gradient(180deg, #ffffff 0%, #f3f9ff 100%);
    }

    .slider {
      background: linear-gradient(135deg, #ffffff 0%, #eef7ff 58%, #e7fbff 100%);
    }

    .label {
      color: #1247ad;
      background: rgba(31, 111, 255, 0.10);
    }

    .label::before {
      background: #00b8d9;
    }

    .slide h1,
    .section-title,
    .book-body h3,
    .feature-card h3 {
      color: #102a56;
    }

    .slide p,
    .book-body p,
    .feature-card p {
      color: #66738a;
    }

    .slide-image {
      background: radial-gradient(circle at center, rgba(31,111,255,.08), transparent 54%);
    }

    .slider-arrow {
      border-color: rgba(31, 111, 255, .22);
      background: rgba(255,255,255,.92);
      color: #1247ad;
    }

    .slider-arrow:hover {
      border-color: rgba(31,111,255,.44);
      background: #e7fbff;
    }

    .dot {
      background: rgba(31,111,255,.22);
    }

    .dot.active {
      background: #1f6fff;
    }

    .stats {
      background:
        radial-gradient(circle at 14% 10%, rgba(255,255,255,.16), transparent 30%),
        radial-gradient(circle at 88% 18%, rgba(0,184,217,.30), transparent 28%),
        linear-gradient(135deg, #0b2a67 0%, #1247ad 54%, #1f6fff 100%);
    }

    .stats-row {
      background: rgba(255,255,255,.18);
    }

    .stat {
      background: rgba(255,255,255,.10);
    }

    .books-section {
      background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
      border-bottom-color: #d7e7fa;
    }

    .books-section .book-card,
    .feature-card {
      background: linear-gradient(180deg, #ffffff, #f2f8ff);
      border-color: rgba(31,111,255,.14);
    }

    .book-cover {
      background: linear-gradient(135deg, #e8f4ff, #ffffff);
    }

    .book-price {
      color: #1247ad;
    }

    .sample-cta {
      background:
        radial-gradient(circle at 88% 12%, rgba(0,184,217,.13), transparent 28%),
        linear-gradient(180deg, #eaf5ff 0%, #f5faff 100%);
      border-top-color: #d7e7fa;
      border-bottom-color: #d7e7fa;
    }

    .sample-panel {
      background: linear-gradient(110deg, #0b2a67 0%, #1f6fff 62%, #00b8d9 100%);
    }

    .packages-section {
      background:
        radial-gradient(circle at 9% 14%, rgba(255,255,255,.16), transparent 26%),
        radial-gradient(circle at 90% 12%, rgba(0,184,217,.28), transparent 28%),
        linear-gradient(135deg, #0b2a67 0%, #1247ad 48%, #1f6fff 100%);
    }

    .packages-section .package {
      border-color: rgba(255,255,255,.18);
    }

    .package-head {
      background: linear-gradient(135deg, #1f6fff, #00b8d9);
    }

    .package.featured .package-head {
      background: linear-gradient(135deg, #0b2a67, #1f6fff 60%, #00b8d9);
    }

    .package-line::before {
      background: #00b8d9;
    }

    #features {
      background:
        radial-gradient(circle at 14% 10%, rgba(31,111,255,.08), transparent 28%),
        linear-gradient(180deg, #ffffff 0%, #eef7ff 100%);
      border-top-color: #d7e7fa;
    }

    .feature-icon {
      background: linear-gradient(135deg, #e7fbff, #ffffff);
      color: #1f6fff;
    }

    .contact-footer {
      background:
        radial-gradient(circle at 15% 8%, rgba(0,184,217,.22), transparent 24%),
        linear-gradient(135deg, #071d49 0%, #0b2a67 58%, #1247ad 100%);
    }

    .back-to-top {
      background: #1f6fff;
    }

    .back-to-top:hover {
      background: #1247ad;
    }


    /* Yellow palette variant — same structure, no section background gradients */
    :root {
      --bg: #fffaf0;
      --surface: #ffffff;
      --surface-soft: #fff4cf;
      --surface-blue: #ffefb0;
      --primary: #f4b400;
      --primary-dark: #b77900;
      --secondary: #ffd45a;
      --secondary-soft: #fff7dc;
      --navy: #3a2a05;
      --text: #403721;
      --muted: #7a6c4a;
      --border: #ecdca8;
      --line: rgba(244, 180, 0, 0.18);
    }

    body {
      background: #fffaf0;
      color: var(--text);
    }

    .contact-strip {
      background: #f4b400;
      color: #3a2a05;
      border-bottom-color: rgba(58, 42, 5, .14);
    }

    .contact-strip a,
    .contact-strip span {
      color: #3a2a05;
    }

    .site-header {
      background: #3a2a05;
      color: #ffffff;
      border-bottom-color: rgba(255,255,255,.10);
    }

    .brand-name,
    .nav a {
      color: #ffffff;
    }

    .brand-sub {
      color: rgba(255,255,255,.70);
    }

    .nav a:hover,
    .nav a.active {
      color: #3a2a05;
      background: #ffd45a;
    }

    .header-order {
      background: #ffd45a;
      color: #3a2a05;
      border-color: #ffd45a;
    }

    .header-order:hover {
      background: #ffffff;
      border-color: #ffffff;
      color: #3a2a05;
    }

    .btn-primary {
      background: #f4b400;
      border-color: #f4b400;
      color: #3a2a05;
    }

    .btn-primary:hover {
      background: #d99f00;
      border-color: #d99f00;
      color: #2a2008;
    }

    .btn-outline {
      color: #3a2a05;
      border-color: rgba(58, 42, 5, .22);
      background: transparent;
    }

    .btn-outline:hover {
      background: #fff4cf;
      border-color: #f4b400;
    }

    .btn-white {
      color: #3a2a05;
      background: #ffffff;
      border-color: #ffffff;
    }

    .btn-white:hover {
      background: #fff7dc;
      border-color: #fff7dc;
    }

    .hero {
      background: #fff6d8;
    }

    .slider {
      background: #ffffff;
      border-color: #ecdca8;
    }

    .label {
      color: #7a5200;
      background: #fff1bf;
    }

    .label::before {
      background: #f4b400;
    }

    .slide h1,
    .section-title,
    .book-body h3,
    .feature-card h3 {
      color: #3a2a05;
    }

    .slide p,
    .book-body p,
    .feature-card p {
      color: #6f623f;
    }

    .slide-image {
      background: #fff4cf;
    }

    .slider-arrow {
      border-color: rgba(58, 42, 5, .18);
      background: #ffffff;
      color: #3a2a05;
    }

    .slider-arrow:hover {
      border-color: #f4b400;
      background: #fff4cf;
    }

    .dot {
      background: rgba(58, 42, 5, .20);
    }

    .dot.active {
      background: #f4b400;
    }

    .stats {
      background: #f4b400;
      color: #3a2a05;
    }

    .stats-row {
      background: rgba(255,255,255,.34);
      border-color: rgba(58, 42, 5, .12);
    }

    .stat {
      background: rgba(255,255,255,.42);
      border-color: rgba(58, 42, 5, .10);
    }

    .stat strong,
    .stat span {
      color: #3a2a05;
    }

    .books-section {
      background: #fffdf7;
      border-top-color: #ecdca8;
      border-bottom-color: #ecdca8;
    }

    .books-section .book-card,
    .feature-card {
      background: #ffffff;
      border-color: #ecdca8;
    }

    .book-cover {
      background: #fff4cf;
    }

    .book-price {
      color: #b77900;
    }

    .sample-cta {
      background: #fff1bf;
      border-top-color: #ecdca8;
      border-bottom-color: #ecdca8;
    }

    .sample-panel {
      background: #3a2a05;
      color: #ffffff;
    }

    .sample-panel h2,
    .sample-panel p {
      color: #ffffff;
    }

    .packages-section {
      background: #ffd45a;
      color: #3a2a05;
    }

    .packages-section .section-title {
      color: #3a2a05;
    }

    .packages-section .package {
      background: #ffffff;
      border-color: rgba(58, 42, 5, .12);
    }

    .package-head {
      background: #f4b400;
      color: #3a2a05;
    }

    .package.featured .package-head {
      background: #3a2a05;
      color: #ffffff;
    }

    .package-line::before {
      background: #f4b400;
    }

    #features {
      background: #fff6d8;
      border-top-color: #ecdca8;
    }

    .feature-icon {
      background: #fff1bf;
      color: #b77900;
    }

    .contact-footer {
      background: #3a2a05;
      color: rgba(255,255,255,.78);
    }

    .contact-footer h2,
    .contact-footer a {
      color: #ffffff;
    }

    .footer-links a:hover {
      color: #ffd45a;
    }

    .back-to-top {
      background: #f4b400;
      color: #3a2a05;
    }

    .back-to-top:hover {
      background: #d99f00;
    }


    /* Refined red palette variant — same structure and styling, no bright red */
    :root {
      --bg: #fff8f6;
      --surface: #ffffff;
      --surface-soft: #fbe9e6;
      --surface-blue: #f7d8d3;
      --primary: #9b2f36;
      --primary-dark: #4b151b;
      --secondary: #c46a64;
      --secondary-soft: #fff0ed;
      --navy: #321217;
      --text: #37282a;
      --muted: #7a6464;
      --border: #ebccc8;
      --line: rgba(155, 47, 54, 0.16);
    }

    body {
      background: #fff8f6;
      color: var(--text);
    }

    .contact-strip {
      background: #7f252c;
      color: rgba(255, 255, 255, .88);
      border-bottom-color: rgba(255,255,255,.12);
    }

    .contact-strip a,
    .contact-strip span {
      color: rgba(255, 255, 255, .88);
    }

    .contact-strip a:hover,
    .contact-social a:hover {
      color: #ffffff;
    }

    .site-header {
      background: #321217;
      color: #ffffff;
      border-bottom-color: rgba(255,255,255,.10);
    }

    .brand-name,
    .nav a {
      color: #ffffff;
    }

    .brand-sub {
      color: rgba(255,255,255,.70);
    }

    .nav a:hover,
    .nav a.active {
      color: #ffffff;
      background: #6f1f27;
    }

    .header-order {
      background: #c46a64;
      color: #ffffff;
      border-color: #c46a64;
    }

    .header-order:hover {
      background: #ffffff;
      border-color: #ffffff;
      color: #321217;
    }

    .btn-primary {
      background: #9b2f36;
      border-color: #9b2f36;
      color: #ffffff;
    }

    .btn-primary:hover {
      background: #7f252c;
      border-color: #7f252c;
      color: #ffffff;
    }

    .btn-outline {
      color: #7f252c;
      border-color: rgba(127, 37, 44, .24);
      background: transparent;
    }

    .btn-outline:hover {
      background: #fff0ed;
      border-color: #c46a64;
      color: #641b22;
    }

    .btn-white {
      color: #321217;
      background: #ffffff;
      border-color: #ffffff;
    }

    .btn-white:hover {
      background: #fff0ed;
      border-color: #fff0ed;
    }

    .hero {
      background: #fff0ed;
    }

    .slider {
      background: #ffffff;
      border-color: #ebccc8;
    }

    .label {
      color: #7f252c;
      background: #fbe9e6;
    }

    .label::before {
      background: #9b2f36;
    }

    .slide h1,
    .section-title,
    .book-body h3,
    .feature-card h3 {
      color: #321217;
    }

    .slide p,
    .book-body p,
    .feature-card p {
      color: #735f60;
    }

    .slide-image {
      background: #fbe9e6;
    }

    .slider-arrow {
      border-color: rgba(75, 21, 27, .18);
      background: #ffffff;
      color: #4b151b;
    }

    .slider-arrow:hover {
      border-color: #c46a64;
      background: #fff0ed;
    }

    .dot {
      background: rgba(75, 21, 27, .22);
    }

    .dot.active {
      background: #9b2f36;
    }

    .stats {
      background: #7f252c;
      color: #ffffff;
    }

    .stats-row {
      background: rgba(255,255,255,.12);
      border-color: rgba(255,255,255,.16);
    }

    .stat {
      background: rgba(255,255,255,.10);
      border-color: rgba(255,255,255,.12);
    }

    .stat strong,
    .stat span {
      color: #ffffff;
    }

    .books-section {
      background: #fffdfc;
      border-top-color: #ebccc8;
      border-bottom-color: #ebccc8;
    }

    .books-section .book-card,
    .feature-card {
      background: #ffffff;
      border-color: #ebccc8;
    }

    .book-cover {
      background: #fbe9e6;
    }

    .book-price {
      color: #9b2f36;
    }

    .sample-cta {
      background: #fbe9e6;
      border-top-color: #ebccc8;
      border-bottom-color: #ebccc8;
    }

    .sample-panel {
      background: #321217;
      color: #ffffff;
    }

    .sample-panel h2,
    .sample-panel p {
      color: #ffffff;
    }

    .packages-section {
      background: #641b22;
      color: #ffffff;
    }

    .packages-section .section-title {
      color: #ffffff;
    }

    .packages-section .package {
      background: #ffffff;
      border-color: rgba(255,255,255,.18);
    }

    .package-head {
      background: #9b2f36;
      color: #ffffff;
    }

    .package.featured .package-head {
      background: #321217;
      color: #ffffff;
    }

    .package-line::before {
      background: #c46a64;
    }

    #features {
      background: #fff0ed;
      border-top-color: #ebccc8;
    }

    .feature-icon {
      background: #fbe9e6;
      color: #9b2f36;
    }

    .contact-footer {
      background: #321217;
      color: rgba(255,255,255,.78);
    }

    .contact-footer h2,
    .contact-footer a {
      color: #ffffff;
    }

    .footer-links a:hover {
      color: #d9938e;
    }

    .back-to-top {
      background: #9b2f36;
      color: #ffffff;
    }

    .back-to-top:hover {
      background: #7f252c;
    }

/* Mobile fixes: working menu, simplified slider, and book card spacing */
.mobile-menu {
  display: none;
}

@media (max-width: 1060px) {
  .site-header {
    position: sticky;
  }

  .mobile-menu {
    display: none;
    background: #321217;
    border-top: 1px solid rgba(255, 255, 255, .10);
  }

  .site-header.menu-open .mobile-menu {
    display: block;
  }

  .mobile-menu-inner {
    padding: 14px 0 18px;
    display: grid;
    gap: 6px;
  }

  .mobile-menu-inner a:not(.btn) {
    display: flex;
    align-items: center;
    min-height: 42px;
    padding: 11px 14px;
    border-radius: 12px;
    color: rgba(255, 255, 255, .82);
    font-size: 14px;
    line-height: 1;
  }

  .mobile-menu-inner a:not(.btn):hover {
    color: #ffffff;
    background: rgba(255, 255, 255, .10);
  }

  .mobile-menu-order {
    margin-top: 8px;
    width: 100%;
    background: #c46a64;
    border-color: #c46a64;
    color: #ffffff;
  }
}

@media (max-width: 720px) {
  .site-header.menu-open .mobile-menu {
    max-height: calc(100vh - 68px);
    overflow-y: auto;
  }

  .hero {
    padding: 0 0 34px;
  }

  .slider {
    min-height: auto;
    overflow: hidden;
  }

  .slide {
    min-height: auto;
  }

  .slide.active {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
    padding: 26px 20px 92px;
  }

  .slide-copy {
    order: 2;
    max-width: none;
    display: flex;
    justify-content: center;
  }

  .slide-copy .label,
  .slide-copy h1,
  .slide-copy p,
  .slide-actions .btn-outline {
    display: none !important;
  }

  .slide-actions {
    display: flex;
    justify-content: center;
    width: 100%;
    margin: 0;
  }

  .slide-actions .btn-primary {
    width: auto;
    min-width: 178px;
    max-width: 100%;
  }

  .slide-image {
    order: 1;
    min-height: 300px;
    padding: 18px 48px 8px;
    background: transparent;
  }

  .slide-image img {
    max-height: 290px;
    width: 100%;
    object-fit: contain;
  }

  .slider-arrow {
    top: auto;
    bottom: 26px;
    transform: none;
    width: 42px;
    height: 42px;
    background: #ffffff;
    z-index: 10;
  }

  .slider-arrow.prev {
    left: calc(50% - 50px);
  }

  .slider-arrow.next {
    right: calc(50% - 50px);
  }

  .slider-dots {
    bottom: 76px;
  }

  .books-grid {
    gap: 18px;
  }

  .book-card {
    display: block;
    overflow: hidden;
  }

  .book-cover {
    height: auto;
    min-height: 250px;
    padding: 22px 18px 12px;
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .book-cover img {
    height: auto;
    max-height: 260px;
    width: 100%;
    object-fit: contain;
  }

  .book-body {
    position: relative;
    z-index: 2;
    padding: 20px 20px 22px;
    background: #ffffff;
  }

  .book-body h3 {
    font-size: 20px;
    line-height: 1.32;
  }

  .book-body p {
    margin-bottom: 15px;
    line-height: 1.65;
  }
}

/* Final fixes: one-book slider slides and safe book-card image/content spacing */
.slide-image img {
  max-width: 100%;
  max-height: 500px;
  width: auto;
  height: auto;
  object-fit: contain;
}

.books-section .book-card {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  overflow: hidden;
}

.books-section .book-cover {
  height: 325px;
  flex: 0 0 325px;
  padding: 24px 22px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.books-section .book-cover img {
  width: auto !important;
  height: auto !important;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

.books-section .book-body {
  position: relative;
  z-index: 2;
  background: #ffffff;
  margin: 0;
  padding: 24px 22px 26px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.books-section .book-body p {
  flex: 1;
}

@media (max-width: 1060px) {
  .slide-image img {
    max-height: 420px;
  }
}

@media (max-width: 720px) {
  .slide-image {
    min-height: 325px;
    padding: 18px 58px 8px;
  }

  .slide-image img {
    max-height: 305px;
  }

  .books-section .book-card {
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  .books-section .book-cover {
    height: 315px;
    flex: 0 0 315px;
    min-height: 0;
    padding: 22px 20px 16px;
  }

  .books-section .book-cover img {
    max-height: 100%;
    max-width: 100%;
  }

  .books-section .book-body {
    padding: 22px 20px 24px;
    background: #ffffff;
  }
}