.idx-hero{padding:60px 28px 48px;text-align:center;background:linear-gradient(180deg,#f0f6ff 0%,#f4f7fb 100%);border-bottom:1px solid #dce6ef;position:relative;overflow:hidden}
.idx-hero h1{font-size:clamp(28px,5vw,42px);font-weight:900;color:#1a2a44;line-height:1.3}
.idx-hero h1 span{background:linear-gradient(135deg,#4a8cc7,#64b5f6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.idx-sub{color:#5f6f82;font-size:clamp(14px,2.5vw,18px);margin:12px 0 0;line-height:1.6}
.idx-cta{display:inline-block;margin-top:24px;padding:14px 36px;background:linear-gradient(135deg,#4a8cc7,#64b5f6);color:#fff;border-radius:14px;font-size:16px;font-weight:800;text-decoration:none;box-shadow:0 10px 30px rgba(74,140,199,.3);transition:.25s}
.idx-cta:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(74,140,199,.4)}
.idx-cta-sub{display:block;font-size:11px;font-weight:400;opacity:.85;margin-top:2px}
.idx-cta.v-orange{background:linear-gradient(135deg,#e65100,#ff9800);box-shadow:0 10px 30px rgba(230,81,0,.28)}
.idx-cta.v-orange:hover{box-shadow:0 14px 36px rgba(230,81,0,.4)}
.idx-cta.v-green{background:linear-gradient(135deg,#2e7d32,#66bb6a);box-shadow:0 10px 30px rgba(46,125,50,.28)}
.idx-cta.v-green:hover{box-shadow:0 14px 36px rgba(46,125,50,.4)}
.idx-hero .idx-cta{width:300px;max-width:100%;min-height:92px;padding:16px 22px;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;line-height:1.35;box-sizing:border-box}
.idx-hero .idx-cta-sub{margin-top:6px;white-space:normal}
@media (max-width:700px){.idx-hero .idx-cta{width:100%}}
.idx-section{max-width:1180px;margin:0 auto;padding:48px 20px}
.idx-section h2{text-align:center;font-size:24px;font-weight:800;color:#1f3552;margin-bottom:8px}
.idx-section .sub{text-align:center;color:#5f6f82;font-size:14px;margin-bottom:28px}
.idx-stats{background:linear-gradient(135deg,#1a2a44,#243b5c);padding:48px 20px}
.stat-row{max-width:1000px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
@media(max-width:600px){.stat-row{grid-template-columns:repeat(2,1fr)}}
.stat-item .num{font-size:clamp(32px,5vw,48px);font-weight:900;background:linear-gradient(135deg,#64b5f6,#81c784);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat-item .lbl{color:#90a4ae;font-size:13px;margin-top:4px}
.cur-section{margin-bottom:28px}
.cur-header{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.cur-badge{padding:4px 12px;border-radius:8px;font-size:12px;font-weight:800;color:#fff}
.cur-title{font-size:16px;font-weight:800;color:#1f3552}
.cur-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px}
.cur-card{display:block;background:linear-gradient(180deg,#fff,#fafcfe);border:1px solid #e2eaf2;border-radius:12px;padding:14px 16px;text-decoration:none;color:inherit;transition:.18s}
.cur-card:hover{border-color:#90caf9;background:#f0f6ff;transform:translateX(4px)}
.cur-card .num{font-size:11px;color:#90a4ae;font-weight:700}
.cur-card .ttl{font-size:14px;font-weight:700;color:#1f3552;margin-top:2px}

.pop-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px;margin-top:16px}
.pop-card{background:#fff;border:1px solid #dce6ef;border-radius:14px;padding:18px;text-decoration:none;color:inherit;box-shadow:0 6px 16px rgba(148,163,184,.08);transition:.2s}
.pop-card:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(148,163,184,.15);border-color:#a9c5e6}
.pop-title{font-size:16px;font-weight:800;color:#1f3552;margin-bottom:4px}
.pop-desc{font-size:12px;color:#5f6f82;line-height:1.5}

/* Features section */
.feat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px}
.feat-card{background:#fff;border:1px solid #dce6ef;border-radius:16px;padding:24px;box-shadow:0 8px 24px rgba(148,163,184,.1);transition:.2s;position:relative;overflow:hidden}
.feat-card:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(148,163,184,.16)}
.feat-card::before{content:"";position:absolute;top:0;left:0;right:0;height:4px}
.feat-card:nth-child(1)::before{background:linear-gradient(90deg,#64b5f6,#42a5f5)}
.feat-card:nth-child(2)::before{background:linear-gradient(90deg,#81c784,#66bb6a)}
.feat-card:nth-child(3)::before{background:linear-gradient(90deg,#ffb74d,#ffa726)}
.feat-card:nth-child(4)::before{background:linear-gradient(90deg,#ce93d8,#ba68c8)}
.feat-icon{font-size:36px;margin-bottom:12px}
.feat-title{font-size:17px;font-weight:800;color:#1f3552;margin-bottom:6px}
.feat-desc{font-size:13px;color:#5f6f82;line-height:1.7}

/* Section headings (generic) */
.idx-section-title{text-align:center;font-size:24px;font-weight:800;color:#1f3552;margin-bottom:8px}
.idx-section-sub{text-align:center;color:#5f6f82;font-size:14px;margin-bottom:28px}

/* Audience section */
.idx-audience{max-width:1180px;margin:0 auto;padding:0 20px 48px}
.audience-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.aud-card{background:linear-gradient(180deg,#ffffff,#fbfdff);border:1px solid #dce6ef;border-radius:16px;padding:22px;box-shadow:0 8px 24px rgba(148,163,184,.08)}
.aud-card h3{font-size:16px;font-weight:800;color:#1f3552;margin:12px 0 8px}
.aud-card p{font-size:13px;color:#5f6f82;line-height:1.7}
.aud-kicker{display:inline-block;padding:4px 10px;border-radius:999px;font-size:11px;font-weight:800;letter-spacing:.04em;color:#305272;background:#eaf3fb}

/* Roadmap section */
.idx-roadmap{max-width:1180px;margin:0 auto;padding:12px 20px 48px}
.road-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px}
.road-card{background:#fff;border:1px solid #dce6ef;border-radius:16px;padding:20px;box-shadow:0 8px 24px rgba(148,163,184,.08);position:relative}
.road-card h3{font-size:16px;font-weight:800;color:#1f3552;margin-top:8px}
.road-card p{font-size:13px;color:#5f6f82;line-height:1.7;margin-top:8px}
.road-card ul{margin:12px 0 0 18px;color:#5f6f82;font-size:13px;line-height:1.8}
.road-step{font-size:11px;font-weight:900;color:#64b5f6;letter-spacing:.08em;text-transform:uppercase}

/* Trust / Policy section */
.idx-trust{max-width:1180px;margin:0 auto;padding:0 20px 48px}
.trust-box{background:linear-gradient(135deg,#1f3552,#29486b);border-radius:20px;padding:28px;color:#fff;box-shadow:0 18px 40px rgba(31,53,82,.22)}
.trust-box h2{font-size:22px;font-weight:800;margin-bottom:10px}
.trust-box p{font-size:14px;line-height:1.8;color:#d7e3ef}
.trust-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px}
.trust-actions a{display:inline-block;padding:12px 18px;border-radius:12px;text-decoration:none;font-size:13px;font-weight:800}
.trust-actions .primary{background:#fff;color:#1f3552}
.trust-actions .secondary{background:rgba(255,255,255,.12);color:#fff;border:1px solid rgba(255,255,255,.2)}

/* Recommended Books (Affiliate) */
.idx-support{max-width:1180px;margin:0 auto;padding:12px 20px 48px}
.support-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.support-card{background:linear-gradient(180deg,#fff,#fafcfe);border:1px solid #dce6ef;border-radius:16px;padding:22px;box-shadow:0 8px 24px rgba(148,163,184,.08)}
.support-card h3{font-size:16px;font-weight:800;color:#1f3552;margin-bottom:8px}
.support-card p{font-size:13px;color:#5f6f82;line-height:1.7}
.support-label{display:inline-block;font-size:10px;font-weight:800;padding:3px 8px;border-radius:999px;background:#eef6ff;color:#3f6f9f;margin-bottom:10px}
.support-link{display:inline-block;margin-top:12px;padding:8px 14px;border-radius:10px;background:#1f3552;color:#fff;font-size:12px;font-weight:800;text-decoration:none}
.support-link:hover{background:#2d4a70}
.support-note{max-width:860px;margin:18px auto 0;color:#6b7f95;font-size:12px;line-height:1.8;text-align:center}