.page-index-guides main { color: #172b20; background: #fff; }
.ig-hero { padding: clamp(38px, 5vw, 68px) 0 clamp(42px, 5vw, 65px); border-bottom: 1px solid #d3e0d6; background: #e3eee6; }
.ig-breadcrumbs { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 29px; color: #52685a; font-size: 12px; }
.ig-breadcrumbs a { color: #08704a; text-decoration: none; }
.ig-breadcrumbs a:hover { text-decoration: underline; }
.ig-hero .mw-overline { margin-bottom: 16px; }
.ig-hero h1 { max-width: 850px; margin-bottom: 20px; font-size: clamp(37px, 5vw, 61px); font-weight: 620; line-height: 1.08; }
.ig-lede { max-width: 760px; margin-bottom: 0; color: #344c3e; font-size: clamp(17px, 1.8vw, 20px); line-height: 1.58; }
.ig-hero-note { margin: 20px 0 0; color: #52685a; font-size: 13px; }
.ig-lessons { padding-block: clamp(54px, 7vw, 90px); }
.ig-section-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 29px; }
.ig-section-heading .mw-overline { margin-bottom: 11px; }
.ig-section-heading h2 { margin: 0; font-size: clamp(28px, 3vw, 39px); }
.ig-section-heading > p { max-width: 340px; margin: 0; color: #52685a; font-size: 14px; }
.ig-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin-bottom: 20px; }
.ig-tabs a { display: flex; align-items: center; justify-content: center; min-height: 52px; padding: 10px; border: 1px solid #cdded1; border-radius: 10px; color: #24533a; background: #f5faf6; text-align: center; text-decoration: none; font-weight: 650; }
.ig-tabs a:hover { border-color: #79b58d; background: #eaf5ed; }
.ig-tabs [aria-selected="true"] { border-color: #08784d; color: #fff; background: #08784d; }
.ig-tabs [aria-selected="true"]:hover { background: #086943; }
.ig-tab-hint { margin: -6px 0 18px; color: #52685a; font-size: 12px; }
.ig-panel { margin-block: 22px 48px; padding: clamp(23px, 4vw, 46px); border: 1px solid #cdded1; border-radius: 18px; background: #fff; box-shadow: 0 16px 48px #1730260c; scroll-margin-top: 20px; }
.ig-panel:last-child { margin-bottom: 0; }
.ig-panel[hidden] { display: none; }
.ig-panel-heading { max-width: 820px; margin-bottom: 30px; }
.ig-index-number, .ig-step { color: #08704a; font-size: 11px; font-weight: 750; letter-spacing: .12em; }
.ig-panel-heading h3 { margin: 7px 0 7px; font-size: clamp(28px, 3vw, 39px); }
.ig-panel-heading p { margin: 0; color: #52685a; font-size: 16px; }
.ig-permalink { display: inline-block; margin-top: 12px; color: #08704a; font-size: 13px; font-weight: 650; }
.ig-four-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.ig-four-grid section { padding: 23px 24px; border: 1px solid #d3e0d6; border-radius: 11px; background: #f8fbf8; }
.ig-four-grid h4 { margin: 9px 0 8px; font-size: 18px; line-height: 1.3; }
.ig-four-grid p { margin: 0; color: #4d6055; font-size: 14px; line-height: 1.64; }
.ig-figure { margin: 20px 0; padding: clamp(19px, 3vw, 30px); border: 1px solid #c7dbcd; border-radius: 12px; background: #edf6ee; }
.ig-figure figcaption { display: grid; gap: 3px; margin-bottom: 24px; }
.ig-figure figcaption strong { font-size: 18px; }
.ig-figure figcaption span, .ig-figure > p { color: #4d6055; font-size: 13px; }
.ig-figure > p { margin: 18px 0 0; }
.ig-bars { display: grid; gap: 13px; }
.ig-bars > div { display: grid; grid-template-columns: 102px minmax(0, 1fr) 52px; align-items: center; gap: 12px; font-size: 13px; }
.ig-bars > div > strong { text-align: right; }
.ig-bar-track { height: 17px; overflow: hidden; border-radius: 20px; background: #d7e6d9; }
.ig-bar-track i { display: block; height: 100%; border-radius: inherit; background: #16865b; }
.ig-bars > div:nth-child(2) .ig-bar-track i { background: #3b9b75; }
.ig-bars > div:nth-child(3) .ig-bar-track i { background: #63af8f; }
.ig-bar-60 { width: 60%; }.ig-bar-30 { width: 30%; }.ig-bar-10 { width: 10%; }.ig-bar-100 { width: 100%; }.ig-bar-third { width: 33.333%; }
.ig-stack-comparison { display: grid; gap: 18px; }
.ig-stack-comparison > div > strong { display: block; margin-bottom: 7px; font-size: 13px; }
.ig-stack { display: flex; width: 100%; min-height: 45px; overflow: hidden; border-radius: 8px; }
.ig-stack span { display: flex; align-items: center; justify-content: center; min-width: 0; color: #fff; font-size: 12px; font-weight: 700; white-space: nowrap; }
.ig-stack-a { background: #08784d; }.ig-stack-b { background: #286d62; }.ig-stack-c { background: #49616e; }
.ig-stack-65 { width: 65%; }.ig-stack-25 { width: 25%; }.ig-stack-10 { width: 10%; }.ig-stack-45 { width: 45%; }.ig-stack-35 { width: 35%; }.ig-stack-20 { width: 20%; }
.ig-dow-cases { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; margin-top: 23px; }
.ig-dow-cases > div { padding: 18px; border: 1px solid #c7dbcd; border-radius: 9px; background: #fff; }
.ig-dow-cases span { color: #08704a; font-size: 12px; font-weight: 750; text-transform: uppercase; letter-spacing: .08em; }
.ig-dow-cases p { margin: 12px 0 0; font-size: 13px; }
.ig-app-note { padding: 22px 25px; border-left: 4px solid #08784d; border-radius: 0 8px 8px 0; background: #f3f8f4; }
.ig-app-note span { color: #08704a; font-size: 12px; font-weight: 750; text-transform: uppercase; letter-spacing: .08em; }
.ig-app-note p { margin: 8px 0 0; color: #344c3e; font-size: 14px; }
.ig-comparison, .ig-faq { padding-block: clamp(54px, 7vw, 78px); border-block: 1px solid #d3e0d6; background: #eaf2eb; }
.ig-compare-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; }
.ig-compare-grid article { min-width: 0; padding: 24px; border: 1px solid #cdded1; border-radius: 12px; background: #fff; }
.ig-compare-grid h3 { margin-bottom: 15px; color: #08704a; }
.ig-compare-grid dl { margin: 0; }
.ig-compare-grid dl > div { padding: 11px 0; border-top: 1px solid #e1ebe3; }
.ig-compare-grid dt { color: #52685a; font-size: 11px; font-weight: 750; letter-spacing: .06em; text-transform: uppercase; }
.ig-compare-grid dd { margin: 4px 0 0; font-size: 14px; line-height: 1.48; }
.ig-numbers { padding-block: clamp(54px, 7vw, 78px); }
.ig-number-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.ig-number-grid > div { padding: 21px; border: 1px solid #d3e0d6; border-radius: 11px; background: #f8fbf8; }
.ig-number-grid h3 { margin-bottom: 8px; color: #08704a; font-size: 18px; }
.ig-number-grid p { margin: 0; color: #4d6055; font-size: 13px; }
.ig-coverage { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); align-items: center; gap: 32px; margin-top: 17px; padding: 26px 29px; border: 1px solid #b7d4be; border-radius: 12px; background: #eaf5ec; }
.ig-coverage span { display: block; margin-bottom: 8px; color: #08704a; font-size: 11px; font-weight: 750; text-transform: uppercase; letter-spacing: .08em; }
.ig-coverage strong { font-size: clamp(19px, 2vw, 25px); line-height: 1.32; }
.ig-coverage p { margin: 0; color: #3d5545; font-size: 14px; }
.ig-faq-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); align-items: start; gap: 11px; }
.ig-faq-grid details { padding: 0 19px; border: 1px solid #cdded1; border-radius: 9px; background: #fff; }
.ig-faq-grid summary { min-height: 56px; padding: 15px 21px 15px 0; cursor: pointer; font-weight: 650; line-height: 1.4; }
.ig-faq-grid details p { margin: 0 0 17px; color: #4d6055; font-size: 14px; }
.ig-sources { padding-block: clamp(50px, 6vw, 72px); }
.ig-sources .wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; }
.ig-sources h2 { margin-bottom: 11px; font-size: clamp(26px, 3vw, 35px); }
.ig-sources p:not(.mw-overline) { max-width: 460px; color: #52685a; font-size: 14px; }
.ig-sources ul { margin: 0; padding: 0; list-style: none; }
.ig-sources li { border-bottom: 1px solid #d3e0d6; }
.ig-sources a { display: flex; justify-content: space-between; gap: 15px; padding: 14px 0; color: #08704a; font-weight: 650; text-decoration: none; }
.ig-sources a:hover { text-decoration: underline; }
.ig-learn-entry { padding: 34px 0; border-bottom: 1px solid #d3e0d6; background: #eaf2eb; }
.ig-learn-entry-inner { display: flex; align-items: center; justify-content: space-between; gap: 25px; }
.ig-learn-entry h2 { margin: 0 0 8px; font-size: clamp(24px, 2.6vw, 33px); }
.ig-learn-entry p:not(.mw-overline) { max-width: 690px; margin: 0; color: #4d6055; font-size: 14px; }
.ig-learn-entry .button { flex: none; border-color: #08784d; background: #08784d; }
.ig-learn-entry .button:hover { background: #086943; }
@media (max-width: 900px) { .ig-number-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 700px) {
  .ig-learn-entry-inner { display: block; }.ig-learn-entry .button { margin-top: 19px; }
  .ig-section-heading { display: block; }.ig-section-heading > p { margin-top: 12px; }
  .ig-four-grid, .ig-dow-cases, .ig-faq-grid, .ig-sources .wrap, .ig-coverage { grid-template-columns: 1fr; }
  .ig-compare-grid { grid-template-columns: 1fr; }
  .ig-panel { padding: 20px; }.ig-four-grid section { padding: 18px; }
  .ig-tabs { gap: 5px; }.ig-tabs a { min-height: 48px; padding: 8px 5px; font-size: 13px; }
  .ig-bars > div { grid-template-columns: 82px minmax(0, 1fr) 44px; gap: 6px; font-size: 11px; }
}
@media (max-width: 430px) { .ig-number-grid { grid-template-columns: 1fr; }.ig-stack span { font-size: 10px; } }
@media (prefers-reduced-motion: reduce) { .page-index-guides { scroll-behavior: auto; } }