/* Extracted from school.html without changing rule order or presentation. */
:root {
      --bg: #f4f7fb;
      --surface: #ffffff;
      --surface-soft: #eef4ff;
      --text: #152036;
      --muted: #4f5f7a;
      --line: #d2ddf0;
      --deep: #0f213f;
      --deep-2: #132b52;
      --primary: #1f5fd6;
      --primary-strong: #184db0;
      --accent: #d95b2b;
      --accent-soft: #fff1ea;
      --ok: #0f766e;
      --warn: #b93f23;
      --radius: 16px;
      --container: 1140px;
      --shadow: 0 14px 32px rgba(12, 31, 60, 0.14);
    }

    * {
      box-sizing: border-box;
    }

    body {
      margin: 0;
      color: var(--text);
      background:
        radial-gradient(1000px 420px at 5% -10%, #dce8ff 0%, rgba(220, 232, 255, 0) 72%),
        linear-gradient(180deg, #f8fbff 0%, var(--bg) 100%);
      font-family: "Noto Sans JP", "Inter", sans-serif;
      font-weight: 600;
      line-height: 1.78;
      text-rendering: optimizeLegibility;
      -webkit-font-smoothing: antialiased;
    }

    a {
      color: inherit;
      text-underline-offset: 3px;
    }

    :focus-visible {
      outline: 3px solid rgba(31, 95, 214, 0.38);
      outline-offset: 2px;
      border-radius: 8px;
    }

    .container {
      width: min(var(--container), calc(100% - 32px));
      margin-inline: auto;
    }

    .topbar {
      position: sticky;
      top: 0;
      z-index: 300;
      background: linear-gradient(135deg, var(--deep) 0%, #0c1a30 100%);
      border-bottom: 1px solid rgba(255, 255, 255, 0.15);
      box-shadow: 0 10px 24px rgba(6, 15, 30, 0.35);
    }

    .topbar-inner {
      min-height: 68px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: #f4f8ff;
      text-decoration: none;
      font-weight: 900;
      font-size: 1.02rem;
      white-space: nowrap;
    }

    .brand-mark {
      width: 34px;
      height: 34px;
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 0.8rem;
      color: #fff;
      font-weight: 900;
      letter-spacing: 0.02em;
      background: linear-gradient(140deg, #3f87ff 0%, #2059c0 100%);
    }

    .nav-links {
      display: flex;
      align-items: center;
      justify-content: flex-end;
      flex-wrap: wrap;
      gap: 14px;
    }

    .nav-links a {
      color: #d9e6ff;
      text-decoration: none;
      min-height: 40px;
      display: inline-flex;
      align-items: center;
      font-size: 0.9rem;
      font-weight: 800;
    }

    .nav-links a:hover {
      color: #ffffff;
      text-decoration: underline;
      text-decoration-thickness: 2px;
    }

    .nav-links .cta-link {
      border: 1px solid rgba(255, 255, 255, 0.35);
      border-radius: 999px;
      padding: 0 12px;
      color: #fff;
      background: rgba(255, 255, 255, 0.09);
    }

    .hero {
      position: relative;
      overflow: hidden;
      background: linear-gradient(152deg, #102241 0%, #16386f 54%, #1f5fd6 100%);
      color: #f3f8ff;
      padding: clamp(42px, 7vw, 84px) 0 clamp(34px, 5vw, 56px);
    }

    .hero::before {
      content: "";
      position: absolute;
      right: -140px;
      top: -180px;
      width: 440px;
      height: 440px;
      border-radius: 999px;
      background: radial-gradient(circle, rgba(255, 255, 255, 0.26) 0%, rgba(255, 255, 255, 0) 72%);
      pointer-events: none;
    }

    .hero-grid {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1fr);
      gap: clamp(18px, 2.6vw, 28px);
      align-items: start;
    }

    .hero-main {
      display: grid;
      grid-template-columns: 1.08fr 0.92fr;
      gap: clamp(20px, 3vw, 32px);
      align-items: start;
    }

    .hero-main.is-copy-only {
      grid-template-columns: minmax(0, 980px);
    }

    .kicker {
      margin: 0;
      display: inline-flex;
      align-items: center;
      min-height: 30px;
      border-radius: 999px;
      border: 1px solid rgba(255, 255, 255, 0.35);
      background: rgba(255, 255, 255, 0.12);
      color: #edf4ff;
      padding: 0 12px;
      font-size: 0.77rem;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }

    h1,
    h2,
    h3 {
      margin: 0;
      line-height: 1.36;
      letter-spacing: 0.01em;
    }

    h1 {
      margin-top: 14px;
      font-size: clamp(1.9rem, 3.1vw, 2.55rem);
      max-width: none;
    }

    h2 {
      font-size: clamp(1.46rem, 3vw, 2.05rem);
      color: #162946;
    }

    .numbered-section-title {
      font-size: clamp(1.68rem, 3.35vw, 2.32rem);
      line-height: 1.34;
    }

    h3 {
      font-size: clamp(1.05rem, 2vw, 1.26rem);
    }

    .hero .lead {
      margin: 14px 0 0;
      max-width: 60ch;
      color: #dce8ff;
      font-size: clamp(1rem, 1.45vw, 1.14rem);
    }

    .hero-main.is-copy-only .lead {
      margin-top: 10px;
      max-width: 78ch;
    }

    .hero-points {
      margin: 16px 0 0;
      padding-left: 1.05rem;
      display: grid;
      gap: 7px;
      color: #ebf2ff;
      font-size: 0.95rem;
      font-weight: 700;
    }

    .btn-row {
      margin-top: 20px;
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .btn {
      min-height: 44px;
      padding: 0 16px;
      border-radius: 12px;
      border: 1px solid transparent;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      text-decoration: none;
      font-size: 0.9rem;
      font-weight: 900;
      transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
    }

    .btn:hover {
      transform: translateY(-1px);
      text-decoration: none;
    }

    .btn.primary {
      background: #ffffff;
      color: #184ca9;
      box-shadow: 0 10px 22px rgba(6, 15, 29, 0.33);
    }

    .btn.primary:hover {
      background: #f4f8ff;
    }

    .btn.secondary {
      border-color: rgba(255, 255, 255, 0.42);
      color: #f4f8ff;
      background: rgba(255, 255, 255, 0.08);
    }

    .hero-board {
      margin-top: 0;
      width: 100%;
      border: 1px solid rgba(255, 255, 255, 0.28);
      border-radius: 16px;
      background: rgba(8, 20, 40, 0.45);
      box-shadow: 0 18px 36px rgba(4, 11, 22, 0.35);
      padding: 18px;
      display: grid;
      gap: 12px;
    }

    .hero-board h3 {
      color: #f3f8ff;
      margin-bottom: 2px;
    }

    .hero-board p {
      margin: 0;
      color: #d9e6ff;
      font-size: 0.92rem;
    }

    .hero-stats {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 10px;
    }

    .stat-card {
      border: 1px solid rgba(255, 255, 255, 0.22);
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.08);
      padding: 10px;
    }

    .stat-card .label {
      margin: 0;
      color: #d5e2fb;
      font-size: 0.75rem;
      letter-spacing: 0.04em;
      font-weight: 800;
      text-transform: uppercase;
    }

    .stat-card .value {
      margin: 4px 0 0;
      color: #ffffff;
      font-size: 1.18rem;
      font-weight: 900;
      line-height: 1.3;
    }

    .section {
      padding: clamp(40px, 6vw, 74px) 0;
    }

    .section + .section {
      border-top: 1px solid rgba(20, 41, 77, 0.08);
    }

    .section-ink {
      background: linear-gradient(165deg, #f2f7ff 0%, #e8f0ff 100%);
    }

    .section-intro {
      max-width: 74ch;
      margin-bottom: 18px;
    }

    .section-intro.section-intro-full {
      max-width: none;
    }

    .section-intro p {
      margin: 10px 0 0;
      color: var(--muted);
    }

    .line-no-break-desktop {
      white-space: nowrap;
    }

    .message-card {
      border: 1px solid var(--line);
      border-left: 6px solid var(--accent);
      border-radius: 14px;
      background: var(--surface);
      padding: clamp(16px, 3vw, 24px);
      box-shadow: var(--shadow);
    }

    .message-card p {
      margin: 0;
      color: #243954;
      font-size: 1.02rem;
      line-height: 1.95;
    }

    .message-card p + p {
      margin-top: 10px;
    }

    .core-conclusion {
      margin-top: 12px;
      border: 1px solid #bdd3f5;
      border-radius: 14px;
      background: linear-gradient(142deg, #14315b 0%, #1a437a 56%, #2058b6 100%);
      box-shadow: 0 14px 34px rgba(9, 25, 49, 0.3);
      padding: clamp(15px, 2.8vw, 22px);
      color: #ebf3ff;
    }

    .core-conclusion h3 {
      color: #f4f8ff;
      margin-bottom: 8px;
    }

    .core-conclusion p {
      margin: 0;
      color: #d9e8ff;
      font-size: 0.93rem;
      line-height: 1.86;
    }

    .core-message-showcase {
      position: relative;
      overflow: hidden;
      background:
        radial-gradient(560px 320px at 102% -8%, rgba(35, 102, 206, 0.18) 0%, rgba(35, 102, 206, 0) 70%),
        radial-gradient(460px 300px at -6% 108%, rgba(217, 91, 43, 0.12) 0%, rgba(217, 91, 43, 0) 72%),
        linear-gradient(180deg, #f8fbff 0%, #eef4ff 100%);
    }

    .core-message-showcase::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(120deg, rgba(255, 255, 255, 0.44) 0%, rgba(255, 255, 255, 0) 55%);
      pointer-events: none;
    }

    .core-message-showcase::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      top: 0;
      height: 1px;
      background: linear-gradient(90deg, rgba(28, 68, 125, 0) 0%, rgba(28, 68, 125, 0.3) 50%, rgba(28, 68, 125, 0) 100%);
      pointer-events: none;
    }

    .core-message-showcase .container {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: minmax(0, 1fr);
      gap: 14px;
      align-items: start;
    }

    .core-message-intro {
      grid-column: 1 / -1;
      max-width: 96ch;
      margin-bottom: 2px;
      padding: 0 2px;
    }

    .core-message-showcase .section-intro h2 {
      margin-top: 0;
      font-size: clamp(1.46rem, 3vw, 2.05rem);
      line-height: 1.36;
      letter-spacing: 0.01em;
      color: #112c53;
      white-space: nowrap;
    }

    .core-message-showcase .section-intro p {
      color: #2f4f72;
      font-size: clamp(1rem, 1.35vw, 1.08rem);
      line-height: 1.92;
      margin-top: 11px;
      max-width: 92ch;
    }

    .core-message-showcase .message-card {
      position: relative;
      margin-top: 0;
      border: 1px solid #c5d8f6;
      border-radius: 20px;
      background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
      box-shadow: 0 16px 34px rgba(16, 38, 71, 0.13);
      padding: clamp(20px, 3vw, 28px);
      overflow: hidden;
    }

    .core-main-card {
      grid-column: 1 / -1;
      display: grid;
      gap: 12px;
    }

    .core-message-showcase .message-card::before {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      top: 0;
      height: 6px;
      background: linear-gradient(90deg, #d95b2b 0%, #f08d62 25%, #4583e0 100%);
    }

    .core-message-showcase .message-card::after {
      content: "";
      position: absolute;
      width: 260px;
      height: 260px;
      border-radius: 999px;
      right: -120px;
      bottom: -140px;
      background: radial-gradient(circle, rgba(69, 131, 224, 0.18) 0%, rgba(69, 131, 224, 0) 72%);
      pointer-events: none;
    }

    .core-message-showcase .message-card p {
      position: relative;
      z-index: 1;
      color: #234262;
      font-size: 1.01rem;
      line-height: 1.9;
    }

    .core-main-card p:first-of-type {
      font-size: clamp(1.02rem, 1.2vw, 1.08rem);
      font-weight: 700;
      color: #183a64;
    }

    .core-main-card p:last-of-type {
      margin-top: 2px;
      padding-top: 11px;
      border-top: 1px dashed #c8d9f4;
    }

    .core-message-showcase .message-card strong {
      color: #123a68;
      font-weight: 900;
      background: linear-gradient(180deg, rgba(227, 238, 255, 0) 0%, rgba(227, 238, 255, 0.88) 100%);
      border-radius: 4px;
      padding: 0 2px;
    }

    .core-message-points {
      margin: 0;
      padding: 0;
      list-style: none;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 9px;
      position: relative;
      z-index: 1;
    }

    .core-message-points li {
      position: relative;
      border: 1px solid #c9dbfa;
      border-radius: 12px;
      background: linear-gradient(180deg, #f4f8ff 0%, #e8f1ff 100%);
      color: #1c4679;
      font-size: 0.83rem;
      font-weight: 900;
      line-height: 1.55;
      padding: 10px 12px;
      text-align: center;
      box-shadow: 0 7px 14px rgba(18, 47, 87, 0.08);
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
    }

    .core-message-points li::before {
      content: "✓";
      position: static;
      color: #1f60d7;
      font-size: 0.75rem;
      font-weight: 900;
      line-height: 1;
    }

    .core-message-showcase .core-conclusion {
      grid-column: 1 / -1;
      margin-top: 0;
      border: 1px solid #b3cbf0;
      border-radius: 20px;
      background: linear-gradient(150deg, #14396f 0%, #1d4f95 56%, #2a68ba 100%);
      box-shadow: 0 14px 30px rgba(12, 28, 56, 0.28);
      padding: clamp(18px, 2.7vw, 24px);
      position: relative;
      overflow: hidden;
      display: flex;
      flex-direction: column;
      gap: 10px;
    }

    .core-message-showcase .core-conclusion::before {
      content: "";
      position: absolute;
      inset: 0;
      background: linear-gradient(145deg, rgba(255, 255, 255, 0.14) 0%, rgba(255, 255, 255, 0) 58%);
      pointer-events: none;
    }

    .core-message-showcase .core-conclusion::after {
      content: "";
      position: absolute;
      width: 300px;
      height: 300px;
      border-radius: 999px;
      right: -110px;
      top: -130px;
      background: radial-gradient(circle, rgba(255, 255, 255, 0.24) 0%, rgba(255, 255, 255, 0) 72%);
      pointer-events: none;
    }

    .core-message-showcase .core-conclusion h3 {
      color: #f5f9ff;
      margin: 0;
      font-size: clamp(1.14rem, 1.55vw, 1.4rem);
      letter-spacing: 0.01em;
      line-height: 1.5;
      position: relative;
      z-index: 1;
      text-wrap: balance;
      text-align: center;
    }

    .core-conclusion-lead {
      margin: 0;
      color: #eff6ff;
      font-size: 1rem;
      font-weight: 900;
      line-height: 1.7;
      position: relative;
      z-index: 1;
    }

    .core-conclusion-list {
      margin: 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 7px;
      position: relative;
      z-index: 1;
    }

    .core-conclusion-list li {
      position: relative;
      padding-left: 1.05rem;
      color: #e3eeff;
      font-size: 0.95rem;
      line-height: 1.8;
      font-weight: 700;
    }

    .core-conclusion-list li::before {
      content: "・";
      position: absolute;
      left: 0;
      top: 0;
      color: #f4f8ff;
      font-weight: 900;
    }

    .core-conclusion-list strong {
      color: #ffffff;
      font-weight: 900;
    }

    .core-conclusion-list .term-support {
      color: #ffe3a3;
      text-shadow: 0 1px 0 rgba(10, 31, 65, 0.34);
    }

    .core-conclusion-list .term-complete {
      color: #bfffdc;
      text-shadow: 0 1px 0 rgba(10, 31, 65, 0.34);
    }

    .core-conclusion-list .term-24h {
      color: #ffd4e8;
      text-shadow: 0 1px 0 rgba(10, 31, 65, 0.34);
    }

    .core-conclusion-tags {
      margin: 0;
      padding: 0;
      list-style: none;
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
      position: relative;
      z-index: 1;
    }

    .core-conclusion-tags li {
      min-height: 30px;
      border-radius: 999px;
      border: 1px solid rgba(255, 255, 255, 0.4);
      background: rgba(255, 255, 255, 0.14);
      color: #f3f8ff;
      font-size: 0.77rem;
      font-weight: 900;
      letter-spacing: 0.04em;
      padding: 0 11px;
      display: inline-flex;
      align-items: center;
    }

    .core-message-showcase .core-conclusion p:not(.core-conclusion-lead) {
      margin: 0;
      color: #dfebff;
      font-size: 0.95rem;
      line-height: 1.88;
      position: relative;
      z-index: 1;
    }

    .narrative-card {
      margin-top: 12px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #ffffff;
      box-shadow: var(--shadow);
      padding: 14px;
    }

    .narrative-card p {
      margin: 0;
      color: #355270;
      font-size: 0.92rem;
      line-height: 1.86;
    }

    .narrative-card p + p {
      margin-top: 9px;
    }

    .founder-card {
      margin-top: 12px;
      border: 1px solid #bfd3f5;
      border-radius: 16px;
      background: #ffffff;
      box-shadow: var(--shadow);
      overflow: hidden;
    }

    .founder-card summary {
      list-style: none;
      cursor: pointer;
      min-height: 58px;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      padding: 0 64px 0 16px;
      background: linear-gradient(142deg, #0f2b54 0%, #1a4686 56%, #2668ce 100%);
      color: #f4f8ff;
      font-size: 1.05rem;
      font-weight: 900;
      letter-spacing: 0.01em;
      text-align: center;
      position: relative;
    }

    .founder-card summary::-webkit-details-marker {
      display: none;
    }

    .founder-card summary::after {
      content: "+";
      position: absolute;
      right: 16px;
      top: 50%;
      transform: translateY(-50%);
      width: 30px;
      height: 30px;
      border-radius: 999px;
      border: 1px solid rgba(255, 255, 255, 0.34);
      background: rgba(255, 255, 255, 0.14);
      color: #ffffff;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      font-weight: 700;
      line-height: 1;
      flex-shrink: 0;
    }

    .founder-card[open] summary::after {
      content: "−";
    }

    .founder-card-body {
      padding: 14px;
      background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
    }

    .founder-card-body p {
      margin: 0;
      color: #355270;
      font-size: 0.92rem;
      line-height: 1.86;
    }

    .founder-card-body p + p {
      margin-top: 9px;
    }

    .risk-alert-card {
      margin-top: 12px;
      border: none;
      border-radius: 12px;
      background: linear-gradient(180deg, #fff1ee 0%, #ffe6df 100%);
      box-shadow: 0 10px 26px rgba(136, 45, 29, 0.12);
      padding: 12px 14px;
      text-align: center;
    }

    .risk-alert-card h3 {
      margin: 0;
      color: #9b2f1c;
      font-size: 1.16rem;
      line-height: 1.5;
      font-weight: 900;
    }

    .risk-alert-card p {
      margin: 8px 0 0;
      color: #7c2f22;
      font-size: 0.92rem;
      line-height: 1.8;
      font-weight: 500;
    }

    .risk-alert-card strong {
      font-weight: 900;
    }

    .risk-whiteout {
      display: inline-block;
      padding: 2px 10px;
      border-radius: 999px;
      background: #ffffff;
      border: 1px solid #efb9ad;
      color: #9b2f1c;
      font-weight: 900;
      line-height: 1.65;
    }

    .narrative-highlight {
      margin-top: 12px;
      border: 1px solid #bfd4f8;
      border-radius: 12px;
      background: linear-gradient(180deg, #eef5ff 0%, #e5efff 100%);
      padding: 12px 14px;
      text-align: center;
    }

    .narrative-highlight p {
      margin: 0;
      color: #1f436f;
      font-size: 0.92rem;
      line-height: 1.84;
      font-weight: 700;
    }

    .narrative-highlight p + p {
      margin-top: 8px;
    }

    .emph-blue {
      color: #1f5fd6;
    }

    .emph-red {
      color: #c03a2b;
    }

    .narrative-card ul {
      margin: 10px 0 0;
      padding-left: 1.1rem;
      display: grid;
      gap: 7px;
      color: #355270;
      font-size: 0.9rem;
      font-weight: 700;
      line-height: 1.76;
    }

    .story-quote {
      margin-top: 12px;
      border: 1px solid #f2c8b8;
      border-left: 6px solid #d95b2b;
      border-radius: 14px;
      background: linear-gradient(180deg, #fff9f6 0%, #fff1eb 100%);
      box-shadow: var(--shadow);
      padding: 14px;
    }

    .story-quote p {
      margin: 0;
      color: #6f321d;
      font-size: 0.93rem;
      line-height: 1.86;
      font-weight: 700;
    }

    .story-quote p + p {
      margin-top: 9px;
    }

    .story-quote ul {
      margin: 10px 0;
      padding-left: 1.1rem;
      display: grid;
      gap: 7px;
      color: #7d3c27;
      font-size: 0.9rem;
      font-weight: 800;
      line-height: 1.72;
    }

    .reality-grid {
      margin-top: 12px;
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
    }

    .reality-card {
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fff;
      box-shadow: var(--shadow);
      padding: 14px;
    }

    .reality-card h3 {
      margin-bottom: 8px;
      color: #173a67;
      font-size: 1.01rem;
    }

    .reality-card p {
      margin: 0;
      color: #355270;
      font-size: 0.9rem;
      line-height: 1.8;
    }

    .reality-card p + p {
      margin-top: 8px;
    }

    .reality-card ul {
      margin: 8px 0 0;
      padding-left: 1.1rem;
      display: grid;
      gap: 7px;
      color: #355270;
      font-size: 0.9rem;
      font-weight: 700;
      line-height: 1.76;
    }

    .reality-card.full-width {
      grid-column: 1 / -1;
    }

    .reality-card.in-card {
      margin-top: 12px;
      border-color: #c7d9f5;
      background: linear-gradient(180deg, #f8fbff 0%, #edf5ff 100%);
    }

    .community-grid {
      margin-top: 12px;
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
    }

    .community-card {
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fff;
      box-shadow: var(--shadow);
      padding: 14px;
    }

    .community-card h3,
    .community-card summary {
      margin: 0;
      border: 1px solid #c7d8f7;
      border-radius: 12px;
      background: linear-gradient(180deg, #f3f8ff 0%, #e8f1ff 100%);
      color: #173a67;
      font-size: 1.08rem;
      font-weight: 900;
      text-align: center;
      line-height: 1.45;
      padding: 9px 38px 9px 12px;
      box-shadow: 0 6px 14px rgba(23, 58, 103, 0.1);
      position: relative;
    }

    .community-card summary {
      list-style: none;
      cursor: pointer;
    }

    .community-card summary::-webkit-details-marker {
      display: none;
    }

    .community-card summary::after {
      content: "+";
      position: absolute;
      right: 12px;
      top: 50%;
      transform: translateY(-50%);
      width: 22px;
      height: 22px;
      border-radius: 999px;
      border: 1px solid #b8ccf1;
      background: #ffffff;
      color: #1e4b85;
      font-size: 0.95rem;
      font-weight: 900;
      line-height: 1;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }

    .community-card[open] summary {
      margin-bottom: 12px;
    }

    .community-card[open] summary::after {
      content: "−";
    }

    .community-card.keyword-focus summary {
      font-size: clamp(0.92rem, 1.22vw, 1rem);
      white-space: nowrap;
      letter-spacing: 0;
      padding: 9px 34px 9px 10px;
    }

    .community-card p {
      margin: 0;
      color: #355270;
      font-size: 0.91rem;
      line-height: 1.82;
    }

    .community-card p + p {
      margin-top: 8px;
    }

    .community-card ul {
      margin: 0;
      padding-left: 1.1rem;
      display: grid;
      gap: 7px;
      color: #355270;
      font-size: 0.9rem;
      font-weight: 700;
      line-height: 1.76;
    }

    .community-card.keyword-focus ul {
      font-weight: 400;
    }

    .community-card.keyword-focus ul strong {
      font-weight: 900;
      color: #1b3f6e;
    }

    .community-card.full-width {
      grid-column: 1 / -1;
    }

    .core-system-card {
      border-color: #bfd2f6;
      background: linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
    }

    .core-system-card .core-lead {
      font-weight: 700;
      color: #22466f;
    }

    .core-pillar-grid {
      margin-top: 12px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
    }

    .core-pillar {
      border: 1px solid #d6e1f5;
      border-radius: 12px;
      background: #ffffff;
      padding: 11px;
      box-shadow: 0 6px 14px rgba(16, 37, 70, 0.08);
    }

    .core-pillar h4 {
      margin: 4px 0 10px;
      border: 1px solid #cadcf8;
      border-radius: 999px;
      background: linear-gradient(180deg, #f4f8ff 0%, #e8f1ff 100%);
      color: #153967;
      font-size: 1.02rem;
      font-weight: 900;
      line-height: 1.38;
      text-align: center;
      padding: 8px 12px;
      box-shadow: 0 6px 14px rgba(20, 54, 98, 0.09);
      position: relative;
    }

    .core-pillar h4::before {
      content: "●";
      display: inline-block;
      margin-right: 6px;
      font-size: 0.7rem;
      line-height: 1;
      color: #1f5fd6;
      transform: translateY(-1px);
    }

    .core-pillar:nth-child(2) h4 {
      border-color: #b6cff8;
      background: linear-gradient(180deg, #eff6ff 0%, #e4efff 100%);
      color: #11427d;
    }

    .core-pillar:nth-child(2) h4::before {
      color: #2f79ec;
    }

    .core-pillar:nth-child(3) h4 {
      border-color: #f0c8b9;
      background: linear-gradient(180deg, #fff8f4 0%, #fff1ea 100%);
      color: #7d341f;
    }

    .core-pillar:nth-child(3) h4::before {
      color: #c4542f;
    }

    .core-pillar p {
      margin: 0;
      color: #355170;
      font-size: 0.86rem;
      font-weight: 700;
      line-height: 1.74;
    }

    .core-pillar-question {
      border-color: #f1c4b5;
      background: linear-gradient(180deg, #fffdfb 0%, #fff5f0 100%);
    }

    .core-question-modes {
      margin-top: 9px;
      border: 1px solid #efc3b5;
      border-radius: 10px;
      background: #fff;
      padding: 9px;
    }

    .core-question-modes-title {
      margin: 0;
      color: #a03b22;
      font-size: 0.82rem;
      font-weight: 900;
      line-height: 1.6;
    }

    .core-question-modes ul {
      margin: 7px 0 0;
      padding-left: 1.02rem;
      display: grid;
      gap: 6px;
      color: #5b3125;
      font-size: 0.82rem;
      font-weight: 700;
      line-height: 1.68;
    }

    .support-grid {
      margin-top: 12px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
    }

    .support-tile {
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fff;
      box-shadow: var(--shadow);
      padding: 14px;
    }

    .support-tile .tag {
      margin: 0 0 8px;
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      border-radius: 999px;
      padding: 0 10px;
      font-size: 0.75rem;
      letter-spacing: 0.06em;
      font-weight: 900;
      text-transform: uppercase;
      color: #10325c;
      background: #e7f0ff;
      border: 1px solid #c8dbfa;
    }

    .support-tile h3 {
      margin: 0 0 7px;
      color: #173a67;
      font-size: 1rem;
    }

    .support-tile p {
      margin: 0;
      color: #355170;
      font-size: 0.9rem;
      line-height: 1.8;
    }

    .mode-grid {
      margin-top: 12px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
    }

    .mode-tile {
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fff;
      box-shadow: var(--shadow);
      padding: 14px;
    }

    .mode-tile .mode {
      margin: 0;
      color: #173a67;
      font-size: 1rem;
      font-weight: 900;
    }

    .mode-tile p {
      margin: 6px 0 0;
      color: #355170;
      font-size: 0.9rem;
      line-height: 1.8;
    }

    .community-cta {
      margin-top: 14px;
      border: 1px solid rgba(255, 255, 255, 0.24);
      border-radius: 18px;
      background: linear-gradient(145deg, #0f2342 0%, #173a6f 55%, #1f5fd6 100%);
      box-shadow: 0 20px 40px rgba(7, 17, 33, 0.35);
      padding: clamp(18px, 3.8vw, 28px);
      position: relative;
      overflow: hidden;
    }

    .community-cta::after {
      content: "";
      position: absolute;
      width: 260px;
      height: 260px;
      border-radius: 999px;
      right: -90px;
      top: -110px;
      background: radial-gradient(circle, rgba(255, 255, 255, 0.24) 0%, rgba(255, 255, 255, 0) 72%);
      pointer-events: none;
    }

    .community-cta p {
      margin: 0;
      color: #d8e6ff;
      font-size: 0.97rem;
      line-height: 1.82;
      font-weight: 700;
      position: relative;
      z-index: 1;
    }

    .community-cta .btn-row {
      margin-top: 12px;
      position: relative;
      z-index: 1;
    }

    .community-cta .btn.primary {
      background: #ffffff;
      color: #184ca9;
      box-shadow: 0 10px 22px rgba(6, 15, 29, 0.33);
    }

    .community-cta .btn.secondary {
      border-color: rgba(255, 255, 255, 0.34);
      color: #f0f6ff;
      background: rgba(255, 255, 255, 0.08);
    }

    .pillars {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 12px;
    }

    .pillar {
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fff;
      box-shadow: var(--shadow);
      padding: 14px;
    }

    .pillar .tag {
      margin: 0 0 8px;
      display: inline-flex;
      align-items: center;
      min-height: 28px;
      border-radius: 999px;
      padding: 0 10px;
      font-size: 0.75rem;
      letter-spacing: 0.06em;
      font-weight: 900;
      text-transform: uppercase;
      color: #10325c;
      background: #e7f0ff;
      border: 1px solid #c8dbfa;
    }

    .pillar p {
      margin: 0;
      color: #355170;
      font-size: 0.91rem;
    }

    .responses {
      margin-top: 12px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
    }

    .response-card {
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fff;
      box-shadow: var(--shadow);
      padding: 14px;
    }

    .response-card .mode {
      margin: 0;
      color: #173a67;
      font-size: 1rem;
      font-weight: 900;
    }

    .response-card p {
      margin: 6px 0 0;
      color: #355170;
      font-size: 0.9rem;
    }

    .compare-note {
      margin: 12px 0 0;
      color: #1f446f;
      font-size: 1.05rem;
      font-weight: 800;
      line-height: 1.85;
    }

    .compare-note strong {
      color: #153a68;
    }

    .compare-note-list {
      margin: 10px 0 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 8px;
      color: #355170;
      font-size: 0.9rem;
      font-weight: 700;
    }

    .compare-note-list li {
      position: relative;
      border: 1px solid #d4e2f7;
      border-radius: 10px;
      background: #fdfefe;
      padding: 9px 10px 9px 34px;
      line-height: 1.7;
    }

    .compare-note-list li::before {
      content: "✓";
      position: absolute;
      left: 11px;
      top: 9px;
      width: 18px;
      height: 18px;
      border-radius: 999px;
      border: 1px solid #b6ccf0;
      background: #e7f0ff;
      color: #1d4f95;
      font-size: 0.72rem;
      font-weight: 900;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }

    .comparison-wrap {
      margin-top: 22px;
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fff;
      overflow: auto;
      box-shadow: var(--shadow);
    }

    .compare-table-title {
      margin: 34px 0 0;
      color: #173a67;
      font-size: 1.08rem;
      font-weight: 900;
      letter-spacing: 0.02em;
    }

    .comparison-table {
      width: 100%;
      min-width: 760px;
      border-collapse: collapse;
    }

    .comparison-table th,
    .comparison-table td {
      border-bottom: 1px solid #dde6f4;
      padding: 12px;
      text-align: left;
      vertical-align: top;
      font-size: 0.9rem;
      line-height: 1.7;
    }

    .comparison-table th {
      background: linear-gradient(180deg, #edf4ff 0%, #e4edfb 100%);
      color: #1a3a66;
      font-size: 0.83rem;
      letter-spacing: 0.03em;
      text-transform: uppercase;
      font-weight: 900;
    }

    .comparison-table tbody tr:last-child td {
      border-bottom: none;
    }

    .comparison-table td:nth-child(3) {
      background: #f8fbff;
      font-weight: 700;
      color: #1b4277;
    }

    .service-spotlight {
      position: relative;
      overflow: hidden;
    }

    .service-spotlight::before {
      content: "";
      position: absolute;
      width: 560px;
      height: 560px;
      border-radius: 999px;
      right: -240px;
      top: -220px;
      background: radial-gradient(circle, rgba(56, 119, 230, 0.16) 0%, rgba(56, 119, 230, 0) 72%);
      pointer-events: none;
    }

    .service-spotlight::after {
      content: "";
      position: absolute;
      width: 420px;
      height: 420px;
      border-radius: 999px;
      left: -200px;
      bottom: -210px;
      background: radial-gradient(circle, rgba(217, 91, 43, 0.12) 0%, rgba(217, 91, 43, 0) 74%);
      pointer-events: none;
    }

    .service-spotlight .container {
      position: relative;
      z-index: 1;
    }

    .service-spotlight .section-intro {
      max-width: 980px;
    }

    .service-spotlight .section-intro h2 {
      font-size: clamp(1.7rem, 2.6vw, 2.2rem);
    }

    .service-lead {
      font-size: 1.02rem;
      line-height: 1.82;
      color: #24456f;
      font-weight: 700;
    }

    .summary-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
      margin-top: 16px;
    }

    .summary-card {
      position: relative;
      border: 1px solid #c4d8f9;
      border-radius: 16px;
      background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
      box-shadow: var(--shadow);
      padding: 16px;
      overflow: hidden;
    }

    .summary-card::before {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      top: 0;
      height: 5px;
      background: linear-gradient(90deg, #1d58c0 0%, #2f7cf0 100%);
    }

    .summary-card.summary-card-system::before {
      background: linear-gradient(90deg, #1d58c0 0%, #3f86ea 52%, #d95b2b 100%);
    }

    .summary-card h3,
    .summary-card summary {
      color: #143a68;
      margin: -16px -16px 0;
      font-size: 1.12rem;
      letter-spacing: 0.01em;
      min-height: 54px;
      border: none;
      border-bottom: 1px solid #cdddf7;
      border-radius: 0;
      background: linear-gradient(180deg, #f7fbff 0%, #edf4ff 100%);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.85);
      padding: 0 50px 0 16px;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      position: relative;
    }

    .summary-card summary {
      list-style: none;
      cursor: pointer;
    }

    .summary-card summary::-webkit-details-marker {
      display: none;
    }

    .summary-card summary::after {
      content: "+";
      position: absolute;
      right: 14px;
      top: 50%;
      transform: translateY(-50%);
      width: 23px;
      height: 23px;
      border-radius: 999px;
      border: 1px solid #b8cdf2;
      background: #ffffff;
      color: #1f4f90;
      font-size: 0.96rem;
      font-weight: 900;
      line-height: 1;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 3px 8px rgba(20, 57, 103, 0.1);
    }

    .summary-card[open] summary {
      margin: -16px -16px 12px;
    }

    .summary-card[open] summary::after {
      content: "−";
    }

    .summary-detail-list {
      margin: 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 10px;
    }

    .summary-detail-list li {
      position: relative;
      border: 1px solid #d6e2f8;
      border-radius: 12px;
      background: #fbfdff;
      padding: 10px 10px 10px 38px;
      color: #355170;
      font-size: 0.9rem;
      line-height: 1.72;
      font-weight: 600;
    }

    .summary-detail-list li::before {
      content: "✓";
      position: absolute;
      left: 11px;
      top: 10px;
      width: 18px;
      height: 18px;
      border-radius: 999px;
      background: #e7f1ff;
      border: 1px solid #bfd4f7;
      color: #1d4f95;
      font-size: 0.73rem;
      font-weight: 900;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }

    .summary-detail-list li strong {
      display: inline;
      margin-bottom: 2px;
      color: #173a67;
      font-size: 0.9rem;
      font-weight: 900;
    }

    .summary-card ul:not(.summary-detail-list) {
      margin: 0;
      padding-left: 1.15rem;
      display: grid;
      gap: 6px;
      color: #34506f;
      font-size: 0.9rem;
      font-weight: 700;
    }

    .learning-roadmap {
      margin-top: 18px;
      border: 1px solid #bfd4f8;
      border-radius: 18px;
      background: linear-gradient(180deg, #ffffff 0%, #f5faff 100%);
      box-shadow: var(--shadow);
      padding: 18px;
    }

    .learning-roadmap h3,
    .learning-roadmap summary {
      margin: -18px -18px 0;
      color: #133a68;
      font-size: 1.18rem;
      letter-spacing: 0.01em;
      min-height: 56px;
      border-bottom: 1px solid #cdddf7;
      background: linear-gradient(180deg, #f7fbff 0%, #edf4ff 100%);
      padding: 0 54px 0 18px;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      position: relative;
    }

    .learning-roadmap summary {
      list-style: none;
      cursor: pointer;
    }

    .learning-roadmap summary::-webkit-details-marker {
      display: none;
    }

    .learning-roadmap summary::after {
      content: "+";
      position: absolute;
      right: 16px;
      top: 50%;
      transform: translateY(-50%);
      width: 24px;
      height: 24px;
      border-radius: 999px;
      border: 1px solid #b8cdf2;
      background: #ffffff;
      color: #1e4f90;
      font-size: 1rem;
      font-weight: 900;
      line-height: 1;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      box-shadow: 0 4px 10px rgba(20, 57, 103, 0.12);
    }

    .learning-roadmap[open] summary {
      margin: -18px -18px 12px;
    }

    .learning-roadmap[open] summary::after {
      content: "−";
    }

    .learning-roadmap-body {
      margin-top: 0;
    }

    .learning-roadmap > p,
    .learning-roadmap-body > p {
      margin: 0;
      color: #30527a;
      font-size: 0.95rem;
      line-height: 1.8;
      font-weight: 700;
    }

    .roadmap-layout {
      margin-top: 14px;
      display: grid;
      grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
      gap: 14px;
    }

    .roadmap-steps {
      margin: 0;
      padding: 0;
      list-style: none;
      display: grid;
      gap: 9px;
    }

    .roadmap-step {
      position: relative;
      border: 1px solid #c8d9f6;
      border-radius: 14px;
      background: linear-gradient(180deg, #fbfdff 0%, #f3f8ff 100%);
      padding: 12px 12px 12px 46px;
      box-shadow: 0 8px 16px rgba(16, 41, 75, 0.06);
    }

    .roadmap-step::before {
      content: "";
      position: absolute;
      left: 16px;
      top: 14px;
      width: 16px;
      height: 16px;
      border-radius: 999px;
      border: 2px solid #2a6acc;
      background: #f7fbff;
    }

    .roadmap-step .step-badge {
      margin: 0 0 0 2px;
      display: inline-flex;
      align-items: center;
      min-height: 22px;
      border-radius: 999px;
      padding: 0 9px;
      border: 1px solid #bfd3f7;
      background: #eef4ff;
      color: #1f4f90;
      font-size: 0.69rem;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      font-weight: 900;
    }

    .roadmap-step h4 {
      margin: 8px 0 5px;
      color: #163c6a;
      font-size: 1rem;
      font-weight: 900;
      line-height: 1.42;
    }

    .roadmap-step p {
      margin: 0;
      color: #355171;
      font-size: 0.88rem;
      line-height: 1.76;
      font-weight: 600;
    }

    .roadmap-side-card {
      border: 1px solid #d2e1fb;
      border-radius: 14px;
      background: linear-gradient(180deg, #fbfdff 0%, #f4f8ff 100%);
      box-shadow: 0 10px 20px rgba(15, 40, 74, 0.08);
      padding: 14px;
    }

    .roadmap-side-card h4 {
      margin: 0 0 8px;
      color: #173b68;
      font-size: 0.98rem;
      font-weight: 900;
      line-height: 1.45;
    }

    .roadmap-side-card ul {
      margin: 0;
      padding-left: 1.05rem;
      display: grid;
      gap: 7px;
      color: #345171;
      font-size: 0.86rem;
      font-weight: 700;
      line-height: 1.72;
    }

    .roadmap-side-card ul strong {
      color: #173d6d;
      font-weight: 900;
    }

    .roadmap-side-note {
      margin: 12px 0 0;
      border: 1px solid #efcfbf;
      border-radius: 12px;
      background: linear-gradient(180deg, #fffaf7 0%, #fff4ee 100%);
      padding: 10px;
      color: #7a3c28;
      font-size: 0.85rem;
      font-weight: 800;
      line-height: 1.7;
    }

    .service-cta {
      margin: 18px auto 0;
      border: 1px solid #bcd2f8;
      border-radius: 18px;
      background: linear-gradient(145deg, #0f2650 0%, #1a4a8e 58%, #205cbc 100%);
      box-shadow: 0 16px 34px rgba(10, 28, 58, 0.28);
      padding: 18px;
    }

    .service-cta p {
      color: #e4efff;
      font-size: 1rem;
      line-height: 1.82;
      font-weight: 700;
      text-align: center;
    }

    .service-cta p strong {
      color: #ffffff;
      font-size: 1.12rem;
      font-weight: 900;
    }

    .service-cta .btn-row {
      justify-content: center;
      margin-top: 14px;
    }

    .service-cta .btn.secondary {
      border-color: rgba(255, 255, 255, 0.34);
      color: #f0f6ff;
      background: rgba(255, 255, 255, 0.08);
    }

    .strength-grid {
      margin-top: 12px;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
    }

    .strength-card {
      border: 1px solid var(--line);
      border-radius: 14px;
      background: #fff;
      box-shadow: var(--shadow);
      padding: 14px;
      position: relative;
      overflow: hidden;
    }

    .strength-card::after {
      content: "";
      position: absolute;
      right: -20px;
      top: -20px;
      width: 80px;
      height: 80px;
      border-radius: 999px;
      background: radial-gradient(circle, rgba(31, 95, 214, 0.18) 0%, rgba(31, 95, 214, 0) 72%);
      pointer-events: none;
    }

    .strength-no {
      margin: 0;
      font-size: 0.78rem;
      letter-spacing: 0.05em;
      color: #2a4d7a;
      font-weight: 900;
      text-transform: uppercase;
    }

    .strength-card h3 {
      margin-top: 5px;
      color: #173b68;
      font-size: 1.01rem;
    }

    .strength-card p {
      margin: 8px 0 0;
      color: #365273;
      font-size: 0.89rem;
    }

    .fit-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 12px;
      margin-top: 12px;
    }

    .fit-card {
      border-radius: 14px;
      padding: 16px;
      box-shadow: var(--shadow);
    }

    .fit-card.good {
      border: 1px solid #cde4d8;
      background: linear-gradient(180deg, #f3fdf7 0%, #edfaf3 100%);
    }

    .fit-card.bad {
      border: 1px solid #f2d3c5;
      background: linear-gradient(180deg, #fff9f6 0%, #fff3ee 100%);
    }

    .fit-card h3 {
      margin-bottom: 8px;
      font-size: 1.04rem;
    }

    .fit-card.good h3 {
      color: #176548;
    }

    .fit-card.bad h3 {
      color: #8f341c;
    }

    .fit-card ul {
      margin: 0;
      padding-left: 1.15rem;
      display: grid;
      gap: 7px;
      font-size: 0.9rem;
      font-weight: 700;
    }

    .fit-card.good ul {
      color: #275f47;
    }

    .fit-card.bad ul {
      color: #7b3e2a;
    }

    .faq-quick {
      margin-top: 12px;
      display: grid;
      gap: 10px;
    }

    details.faq-item {
      border: 1px solid var(--line);
      border-radius: 12px;
      background: #fff;
      box-shadow: var(--shadow);
      padding: 0 14px;
    }

    details.faq-item summary {
      list-style: none;
      cursor: pointer;
      min-height: 54px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      font-weight: 800;
      color: #173a67;
      font-size: 0.93rem;
    }

    details.faq-item summary::-webkit-details-marker {
      display: none;
    }

    details.faq-item summary::after {
      content: "+";
      font-size: 1.24rem;
      color: #2259be;
      line-height: 1;
      font-weight: 500;
    }

    details.faq-item[open] summary::after {
      content: "−";
    }

    details.faq-item p {
      margin: 0 0 14px;
      color: #355270;
      font-size: 0.9rem;
    }

    .cta-band {
      border: 1px solid rgba(255, 255, 255, 0.22);
      border-radius: 18px;
      background: linear-gradient(145deg, #0f2342 0%, #173a6f 55%, #1f5fd6 100%);
      color: #eff5ff;
      box-shadow: 0 20px 40px rgba(7, 17, 33, 0.35);
      padding: clamp(20px, 4.2vw, 32px);
    }

    .cta-band h2 {
      color: #f4f8ff;
      text-align: center;
    }

    .cta-band p {
      margin: 10px 0 0;
      color: #d8e6ff;
      font-size: 0.95rem;
      max-width: 64ch;
      margin-inline: auto;
      text-align: center;
    }

    .cta-band .btn-row {
      margin-top: 16px;
      justify-content: flex-end;
    }

    .cta-band .btn.primary {
      background: #fff;
      color: #184ca9;
    }

    .cta-band .btn.secondary {
      border-color: rgba(255, 255, 255, 0.34);
    }

    .footer {
      padding: 24px 0 32px;
      color: #576984;
      font-size: 0.84rem;
    }

    .reveal {
      opacity: 0;
      transform: translateY(12px);
      animation: riseIn 0.66s ease forwards;
    }

    .d1 { animation-delay: 0.06s; }
    .d2 { animation-delay: 0.14s; }
    .d3 { animation-delay: 0.22s; }

    @keyframes riseIn {
      from {
        opacity: 0;
        transform: translateY(12px);
      }
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    @media (max-width: 1020px) {
      .hero-grid,
      .hero-main,
      .reality-grid,
      .community-grid,
      .support-grid,
      .mode-grid,
      .pillars,
      .responses,
      .summary-grid,
      .roadmap-layout,
      .strength-grid,
      .fit-grid {
        grid-template-columns: 1fr;
      }

      .hero-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .hero-board {
        margin-top: 0;
      }

      .topbar-inner {
        align-items: flex-start;
        padding: 10px 0;
      }

      .line-no-break-desktop {
        white-space: normal;
      }

      .core-pillar-grid {
        grid-template-columns: 1fr;
      }

      .core-message-showcase .container {
        grid-template-columns: 1fr;
        gap: 14px;
      }

      .core-main-card,
      .core-message-showcase .core-conclusion {
        grid-column: 1 / -1;
      }

      .core-message-points {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
    }

    @media (max-width: 860px) {
      .topbar-inner {
        min-height: auto;
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        padding: 10px 0 12px;
      }

      .brand {
        width: 100%;
        justify-content: center;
      }

      .nav-links {
        flex-wrap: nowrap;
        justify-content: flex-start;
        gap: 8px;
        overflow-x: auto;
        padding: 2px 2px 6px;
        margin: 0 -2px;
        scrollbar-width: thin;
        -webkit-overflow-scrolling: touch;
      }

      .nav-links::-webkit-scrollbar {
        height: 5px;
      }

      .nav-links::-webkit-scrollbar-thumb {
        background: rgba(217, 230, 255, 0.45);
        border-radius: 999px;
      }

      .nav-links a {
        white-space: nowrap;
        flex: 0 0 auto;
        min-height: 38px;
        padding: 0 12px;
        border-radius: 999px;
        border: 1px solid rgba(255, 255, 255, 0.22);
        background: rgba(255, 255, 255, 0.08);
      }

      .nav-links .cta-link {
        border-color: rgba(255, 255, 255, 0.38);
        background: rgba(255, 255, 255, 0.16);
      }

      .hero-main {
        gap: 16px;
      }

      .hero .lead {
        max-width: none;
      }

      .core-message-showcase .section-intro h2 {
        white-space: normal;
      }

      .community-card summary {
        justify-content: flex-start;
        text-align: left;
      }

      .community-card.keyword-focus summary {
        white-space: normal;
      }
    }

    @media (max-width: 640px) {
      .container {
        width: min(var(--container), calc(100% - 24px));
      }

      .section {
        padding: 34px 0;
      }

      .nav-links {
        gap: 7px;
      }

      .hero {
        padding-top: 30px;
        padding-bottom: 30px;
      }

      .hero h1 br {
        display: none;
      }

      h1 {
        font-size: clamp(1.54rem, 8.2vw, 1.92rem);
        line-height: 1.44;
      }

      h2 {
        font-size: clamp(1.3rem, 6.1vw, 1.62rem);
        line-height: 1.48;
      }

      .numbered-section-title {
        font-size: clamp(1.44rem, 7vw, 1.86rem);
        line-height: 1.42;
      }

      .hero .lead {
        font-size: 0.95rem;
        line-height: 1.82;
      }

      .hero-points {
        font-size: 0.9rem;
      }

      .btn-row {
        display: grid;
        grid-template-columns: 1fr;
        gap: 8px;
      }

      .hero .btn-row {
        display: none;
      }

      .btn-row .btn {
        width: 100%;
      }

      .community-card h3,
      .community-card summary,
      .summary-card h3,
      .summary-card summary,
      .learning-roadmap h3,
      .learning-roadmap summary,
      .founder-card summary {
        justify-content: flex-start;
        text-align: left;
      }

      .summary-card h3,
      .summary-card summary {
        padding: 0 44px 0 14px;
      }

      .learning-roadmap h3,
      .learning-roadmap summary {
        padding: 0 44px 0 14px;
      }

      .community-card summary {
        font-size: 0.98rem;
        padding: 10px 34px 10px 12px;
      }

      details.faq-item summary {
        font-size: 0.9rem;
        line-height: 1.5;
      }

      .compare-note {
        font-size: 0.95rem;
        line-height: 1.75;
      }

      .compare-note-list {
        font-size: 0.82rem;
      }

      .compare-note-list li {
        padding: 8px 9px 8px 32px;
      }

      .comparison-wrap {
        margin: 20px -2px 0;
        -webkit-overflow-scrolling: touch;
      }

      .comparison-table {
        min-width: 680px;
      }

      .hero-stats {
        grid-template-columns: 1fr;
      }

      .summary-card h3,
      .summary-card summary {
        font-size: 1.02rem;
      }

      .summary-detail-list li {
        padding-left: 34px;
      }

      .learning-roadmap {
        padding: 14px;
      }

      .roadmap-step {
        padding-left: 40px;
      }

      .service-cta p strong {
        font-size: 0.99rem;
      }

      .comparison-table th,
      .comparison-table td {
        font-size: 0.84rem;
        line-height: 1.65;
        padding: 10px;
      }

      .core-message-showcase .section-intro p {
        font-size: 0.97rem;
        line-height: 1.84;
      }

      .core-message-showcase .message-card,
      .core-message-showcase .core-conclusion {
        border-radius: 16px;
        padding: 16px 14px;
      }

      .core-message-points {
        grid-template-columns: 1fr;
      }

      .founder-card summary {
        font-size: 1rem;
        min-height: 54px;
        padding: 0 44px 0 12px;
      }

      .founder-card-body {
        padding: 12px;
      }
    }

    .mobile-section-toc {
      display: none;
    }

    .mobile-section-toc-shell {
      padding: 12px 0 14px;
    }

    .mobile-section-toc-card {
      border: 1px solid #c9d8f3;
      border-radius: 14px;
      background: #f6f9ff;
      box-shadow: 0 8px 18px rgba(20, 56, 114, 0.08);
      padding: 10px 12px;
      overflow-x: auto;
      -webkit-overflow-scrolling: touch;
    }

    .mobile-section-toc-label {
      margin: 0 0 7px;
      font-size: 0.75rem;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: #4b5d79;
    }

    .mobile-section-toc-list {
      margin: 0;
      padding: 0 0 0 1.35rem;
      display: grid;
      gap: 6px;
      width: max-content;
      min-width: 100%;
    }

    .mobile-section-toc-list li {
      margin: 0;
    }

    .mobile-section-toc-list li::marker {
      color: #315d9f;
      font-weight: 800;
    }

    .mobile-section-toc-list a {
      color: #184ca9;
      font-size: 0.84rem;
      font-weight: 700;
      line-height: 1.45;
      text-decoration: none;
      white-space: nowrap;
    }

    .mobile-section-toc-list a:hover {
      text-decoration: underline;
      text-decoration-thickness: 2px;
    }

    @media (max-width: 768px) {
      .mobile-section-toc {
        display: block;
        background: #ffffff;
        border-bottom: 1px solid var(--line);
      }

      main section[id] {
        scroll-margin-top: 124px;
      }
    }