/* 学習塾ページ：解決策の提示セクション SP承認カンプ反映 2026-09-02 */
main[data-page-id="S13"] .cs-solution-flow-title,
main[data-page-id="S13"] .cs-mobile-compare-diagram {
  display: none;
}

@media (max-width: 720px) {
  main[data-page-id="S13"] .cs-solution-section {
    --solution-forest: #103f36;
    --solution-deep: #082f29;
    --solution-ink: #173d36;
    --solution-teal: #0b98a2;
    --solution-gold: #dfa91d;
    --solution-ivory: #fbf8ef;
    --solution-paper: #fffdf8;
    --solution-line: #c9dcd6;
    position: relative;
    overflow: hidden;
    background:
      radial-gradient(circle at 18px 18px, rgba(11, 152, 162, .08) 0 1.3px, transparent 1.5px) 0 0 / 28px 28px,
      radial-gradient(circle at 94% 9%, rgba(223, 169, 29, .11), transparent 22%),
      linear-gradient(180deg, var(--solution-ivory), #f7f4ea 100%);
    color: var(--solution-ink);
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-band {
    position: relative;
    padding: 58px 0 38px;
    background: transparent;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-band::before {
    inset: 0;
    background: none;
    content: "";
    mask-image: none;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-band::after {
    position: absolute;
    top: 0;
    left: 50%;
    width: 32px;
    height: 32px;
    background: var(--solution-deep);
    border-radius: 5px;
    content: "";
    transform: translate(-50%, -18px) rotate(45deg);
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-inner,
  main[data-page-id="S13"] .cs-solution-section .cs-solution-compare {
    width: calc(100% - 40px);
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-inner::before {
    display: block;
    width: 64px;
    height: 6px;
    margin: 0 auto 22px;
    border-radius: 99px;
    background: linear-gradient(90deg, var(--solution-teal) 0 72%, var(--solution-gold) 72% 100%);
    content: "";
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-band h2 {
    max-width: none;
    margin: 0;
    color: var(--solution-deep);
    font-family: "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
    font-size: 25px;
    font-weight: 700;
    line-height: 1.55;
    letter-spacing: .015em;
    text-align: center;
    text-wrap: balance;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-band h2 br {
    display: inline;
  }

  main[data-page-id="S13"] .cs-solution-quote {
    position: relative;
    z-index: 0;
    display: inline-block;
  }

  main[data-page-id="S13"] .cs-solution-quote::after {
    position: absolute;
    z-index: -1;
    right: -2px;
    bottom: 5px;
    left: -2px;
    height: 8px;
    border-radius: 8px 3px 9px 3px;
    background: #fff3c9;
    content: "";
    transform: rotate(-1deg);
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-band > .cs-wrap > p:not(.cs-kicker) {
    max-width: none;
    margin: 24px 2px 0;
    color: #263f39;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.9;
    letter-spacing: .012em;
    text-align: left;
    text-wrap: pretty;
  }

  main[data-page-id="S13"] .cs-solution-mobile-paragraph-break {
    display: block;
    height: 10px;
  }

  main[data-page-id="S13"] .cs-solution-flow-shell {
    position: relative;
    display: block;
    margin: 32px 0 0;
    padding: 20px 16px 18px;
    overflow: hidden;
    border: 1px solid var(--solution-line);
    border-radius: 20px;
    background: rgba(255, 253, 248, .94);
    box-shadow: 0 16px 38px rgba(16, 63, 54, .1);
  }

  main[data-page-id="S13"] .cs-solution-flow-shell::before {
    position: absolute;
    top: -36px;
    right: -30px;
    width: 110px;
    height: 110px;
    border: 18px solid rgba(11, 152, 162, .055);
    border-radius: 50%;
    content: "";
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-band .cs-solution-flow-title {
    position: relative;
    display: block;
    margin: 0 0 15px;
    color: var(--solution-forest);
    font-family: "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
    font-size: 16px;
    font-weight: 700;
    line-height: 1.5;
    letter-spacing: .025em;
    text-align: center;
  }

  main[data-page-id="S13"] .cs-solution-flow-v2 {
    position: relative;
    display: block;
    max-width: none;
    margin: 0;
    padding: 0;
  }

  main[data-page-id="S13"] .cs-solution-flow-v2::before {
    position: absolute;
    top: 27px;
    bottom: 27px;
    left: 21px;
    width: 3px;
    border: 0;
    border-radius: 9px;
    background: linear-gradient(var(--solution-gold), var(--solution-teal));
    content: "";
  }

  main[data-page-id="S13"] .cs-solution-flow-v2::after {
    content: none;
  }

  main[data-page-id="S13"] .cs-solution-flow-v2 > li {
    position: relative;
    display: grid;
    min-height: 58px;
    aspect-ratio: auto;
    grid-template-columns: 44px minmax(0, 1fr) 20px;
    align-items: center;
    margin-top: 8px;
    padding: 8px 10px 8px 0;
    border: 1px solid rgba(201, 220, 214, .85);
    border-radius: 13px;
    background: linear-gradient(90deg, rgba(229, 243, 240, .68), rgba(255, 255, 255, .4));
    box-shadow: none;
    color: var(--solution-deep);
    text-align: left;
  }

  main[data-page-id="S13"] .cs-solution-flow-v2 > li:first-child {
    margin-top: 0;
  }

  main[data-page-id="S13"] .cs-solution-flow-v2 > li::after,
  main[data-page-id="S13"] .cs-solution-flow-v2 > li:not(:last-child)::after {
    position: static;
    width: auto;
    height: auto;
    border: 0;
    color: var(--solution-teal);
    content: "›";
    font-family: Georgia, serif;
    font-size: 26px;
    font-weight: 400;
    text-align: center;
    transform: none;
  }

  main[data-page-id="S13"] .cs-solution-flow-v2 > li:last-child::after {
    content: "✓";
    font-family: inherit;
    font-size: 15px;
    font-weight: 900;
  }

  main[data-page-id="S13"] .cs-solution-flow-v2 > li::before {
    content: none;
  }

  main[data-page-id="S13"] .cs-solution-step-number {
    position: relative;
    z-index: 2;
    top: auto;
    left: auto;
    display: grid;
    width: 32px;
    height: 32px;
    margin-left: 6px;
    place-items: center;
    border: 3px solid var(--solution-paper);
    border-radius: 50%;
    background: var(--solution-gold);
    box-shadow: 0 0 0 1px rgba(16, 63, 54, .12);
    color: var(--solution-deep);
    font-family: Georgia, serif;
    font-size: 0;
    font-weight: 800;
  }

  main[data-page-id="S13"] .cs-solution-step-number::before {
    font-size: 13px;
    content: attr(data-mobile-number);
  }

  main[data-page-id="S13"] .cs-solution-step-icon {
    display: none;
  }

  main[data-page-id="S13"] .cs-solution-flow-v2 strong,
  main[data-page-id="S13"] .cs-solution-flow-v2 strong > span {
    display: inline;
    color: var(--solution-deep);
    font-size: 14px;
    font-weight: 800;
    line-height: 1.42;
  }

  main[data-page-id="S13"] .cs-solution-compare {
    padding: 54px 0 68px;
    color: var(--solution-ink);
  }

  main[data-page-id="S13"] .cs-solution-compare .cs-section-heading {
    max-width: none;
    margin: 0 auto 26px;
    text-align: center;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-compare .cs-summary-heading {
    margin: 0;
    padding: 0 0 23px;
    color: var(--solution-deep);
    font-family: "Noto Serif JP", "Yu Mincho", "Hiragino Mincho ProN", serif;
    font-size: 22px;
    font-weight: 700;
    line-height: 1.58;
    letter-spacing: .015em;
    text-align: center;
    text-wrap: balance;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-compare .cs-summary-heading::after {
    right: auto;
    bottom: 0;
    left: 50%;
    width: 82px;
    height: 5px;
    background: var(--solution-teal);
    transform: translateX(-50%);
  }

  main[data-page-id="S13"] .cs-before-after.cs-before-after-v2 {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-compare-card.cs-compare-card-v2 {
    position: relative;
    display: block;
    min-height: 0;
    padding: 18px 16px 20px;
    border: 1px solid var(--solution-line);
    border-top: 5px solid #a8b6b1;
    border-radius: 18px;
    background: var(--solution-paper);
    box-shadow: 0 14px 34px rgba(16, 63, 54, .11);
  }

  main[data-page-id="S13"] .cs-solution-section .cs-after-card.cs-compare-card-v2 {
    margin-top: 18px;
    border-top-color: var(--solution-teal);
  }

  main[data-page-id="S13"] .cs-solution-section .cs-compare-card-v2 .cs-compare-label {
    position: absolute;
    top: -18px;
    left: 16px;
    min-width: 0;
    min-height: 32px;
    padding: 5px 15px;
    border: 3px solid var(--solution-ivory);
    border-radius: 99px;
    background: #6f817b;
    color: #fff;
    font-size: 13px;
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: .02em;
    text-align: left;
    transform: none;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-after-card .cs-compare-label {
    background: var(--solution-gold);
    color: var(--solution-deep);
  }

  main[data-page-id="S13"] .cs-solution-section .cs-compare-scene {
    display: none;
  }

  main[data-page-id="S13"] .cs-mobile-compare-diagram {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    min-height: 124px;
    margin: 14px 0 15px;
    padding: 15px;
    border-radius: 13px;
    background: #edf3f0;
  }

  main[data-page-id="S13"] .cs-mobile-compare-diagram > span {
    position: relative;
    display: grid;
    min-height: 42px;
    place-items: center;
    padding: 5px;
    border: 1px solid #c7d2ce;
    border-radius: 8px;
    background: #fff;
    color: #3e514c;
    font-size: 11px;
    font-weight: 800;
    line-height: 1.35;
    text-align: center;
  }

  main[data-page-id="S13"] .cs-mobile-compare-before > span:nth-child(1) { transform: translate(6px, 4px) rotate(-3deg); }
  main[data-page-id="S13"] .cs-mobile-compare-before > span:nth-child(2) { transform: translate(-3px, 9px) rotate(2deg); }
  main[data-page-id="S13"] .cs-mobile-compare-before > span:nth-child(3) { transform: translate(0, -2px) rotate(2deg); }
  main[data-page-id="S13"] .cs-mobile-compare-before > span:nth-child(4) { transform: translate(-5px, 4px) rotate(-2deg); }

  main[data-page-id="S13"] .cs-mobile-compare-before > span::after {
    position: absolute;
    top: -7px;
    right: -5px;
    display: grid;
    width: 19px;
    height: 19px;
    place-items: center;
    border: 2px solid #fff;
    border-radius: 50%;
    background: #b96b4b;
    color: #fff;
    content: "?";
    font-size: 11px;
  }

  main[data-page-id="S13"] .cs-mobile-compare-after {
    position: relative;
    display: flex;
    min-height: 104px;
    align-items: center;
    gap: 5px;
    padding: 15px 9px;
    background: linear-gradient(135deg, #e7f5f1, #fff9e7);
  }

  main[data-page-id="S13"] .cs-mobile-compare-after::before {
    position: absolute;
    top: 50%;
    right: 22px;
    left: 22px;
    height: 3px;
    background: linear-gradient(90deg, var(--solution-gold), var(--solution-teal));
    content: "";
  }

  main[data-page-id="S13"] .cs-mobile-compare-after > span {
    z-index: 1;
    width: 25%;
    min-height: 59px;
    border-color: rgba(11, 152, 162, .35);
    box-shadow: 0 4px 11px rgba(16, 63, 54, .06);
    color: var(--solution-deep);
  }

  main[data-page-id="S13"] .cs-mobile-compare-after > span::before {
    position: absolute;
    top: -11px;
    left: 50%;
    display: grid;
    width: 20px;
    height: 20px;
    place-items: center;
    border: 2px solid #fff;
    border-radius: 50%;
    background: var(--solution-gold);
    color: var(--solution-deep);
    content: attr(data-step);
    transform: translateX(-50%);
    font-family: Georgia, serif;
    font-size: 10px;
    font-weight: 800;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-compare-card.cs-compare-card-v2 > p,
  main[data-page-id="S13"] .cs-solution-section .cs-after-card.cs-compare-card-v2 > p,
  main[data-page-id="S13"] .cs-solution-section .cs-after-card.cs-compare-card-v2 .doc-word {
    min-height: 0;
    margin: 0;
    padding: 0;
    border: 0;
    background: transparent;
    color: #304842;
    font-size: 13px;
    font-weight: 600;
    line-height: 1.75;
    letter-spacing: .01em;
    text-align: left;
    text-wrap: pretty;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-compare-arrow.cs-compare-arrow-v2 {
    display: grid;
    width: 42px;
    height: 42px;
    margin: 12px auto;
    place-items: center;
    border: 4px solid var(--solution-ivory);
    border-radius: 50%;
    background: var(--solution-forest);
    box-shadow: 0 8px 18px rgba(16, 63, 54, .18);
  }

  main[data-page-id="S13"] .cs-solution-section .cs-compare-arrow-v2 > span {
    display: block;
    width: auto;
    height: auto;
    border: 0;
    color: #fff;
    filter: none;
    font-size: 0;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-compare-arrow-v2 > span::before {
    content: "↓";
    font-size: 20px;
    font-weight: 900;
  }
}

@media (max-width: 380px) {
  main[data-page-id="S13"] .cs-solution-section .cs-solution-inner,
  main[data-page-id="S13"] .cs-solution-section .cs-solution-compare {
    width: calc(100% - 36px);
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-band h2 {
    font-size: 23.5px;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-band > .cs-wrap > p:not(.cs-kicker) {
    font-size: 13.7px;
  }

  main[data-page-id="S13"] .cs-solution-flow-shell,
  main[data-page-id="S13"] .cs-solution-section .cs-compare-card.cs-compare-card-v2 {
    padding-right: 14px;
    padding-left: 14px;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-solution-compare .cs-summary-heading {
    font-size: 21px;
  }

  main[data-page-id="S13"] .cs-solution-section .cs-compare-card.cs-compare-card-v2 > p,
  main[data-page-id="S13"] .cs-solution-section .cs-after-card.cs-compare-card-v2 > p,
  main[data-page-id="S13"] .cs-solution-section .cs-after-card.cs-compare-card-v2 .doc-word {
    font-size: 12.8px;
  }
}