/* Skills taxonomy mapping — an institutional product page. */
.stm {
  --stm-ink: #1c2454;
  --stm-muted: #58627d;
  --stm-border: #dce1ee;
  --stm-blue: #313c91;
  color: var(--stm-ink);
  background: #fff;
  font-family: "Inter", sans-serif;
}
.stm * { box-sizing: border-box; }
.stm-shell { width: min(1160px, calc(100% - 48px)); margin-inline: auto; }
.stm h1, .stm h2, .stm h3 { font-family: "Manrope", "Inter", sans-serif; letter-spacing: -.035em; color: inherit; }
.stm h1 { font-size: clamp(2.5rem, 4vw, 3.9rem); line-height: 1.12; font-weight: 800; margin: 0 0 21px; }
.stm h2 { font-size: clamp(2rem, 3vw, 3rem); line-height: 1.18; font-weight: 800; margin: 0 0 19px; }
.stm h3 { font-size: 1.19rem; line-height: 1.32; font-weight: 750; margin: 0 0 12px; }
.stm p { line-height: 1.7; margin: 0 0 17px; }
.stm a { color: var(--stm-blue); text-decoration-thickness: 1px; text-underline-offset: 4px; }
.stm a:hover { color: #5064c9; }
.stm a:focus-visible, .stm summary:focus-visible { outline: 3px solid #5c68d9; outline-offset: 4px; }
.stm section[id] { scroll-margin-top: 120px; }
.stm-eyebrow { font-size: .76rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; color: #4552a2; margin-bottom: 18px !important; }
.stm-number { font-size: .75rem; line-height: 1.3; letter-spacing: .09em; text-transform: uppercase; font-weight: 800; color: #4757a7; display: block; margin-bottom: 18px; }
.stm-section { padding: 92px 0; }
.stm-section-soft { background: #f5f6fc; }
.stm-intro { max-width: 770px; margin-bottom: 38px; }
.stm-intro > p:last-child, .stm-split > div > p { font-size: 1.04rem; color: var(--stm-muted); }
.stm-intro > p:last-child { margin-bottom: 0; }

/* Hero: typography and a structured model, not decorative stock imagery. */
.stm-hero { padding: 138px 0 80px; background: #f0f1fb; border-bottom: 1px solid var(--stm-border); }
.stm-hero-grid { display: grid; grid-template-columns: minmax(0, 1.04fr) minmax(0, .96fr); gap: clamp(40px, 6vw, 95px); align-items: center; }
.stm-hero-copy > p:not(.stm-eyebrow):not(.stm-trustline) { color: #4e5875; font-size: 1.04rem; max-width: 610px; }
.stm-hero-copy .stm-hero-lead { color: var(--stm-ink) !important; font-weight: 650; font-size: 1.18rem !important; line-height: 1.56; }
.stm-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 29px; }
.stm-button { min-height: 51px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 18px; border-radius: 6px; font-size: .88rem; line-height: 1.35; font-weight: 750; text-align: center; text-decoration: none !important; transition: background-color .15s, border-color .15s; }
.stm-button-primary { color: #fff !important; background: var(--stm-blue); border: 1px solid var(--stm-blue); }
.stm-button-primary:hover { background: #202a70; }
.stm-button-outline { color: var(--stm-ink) !important; background: transparent; border: 1px solid #9fa9c9; }
.stm-button-outline:hover { background: #fff; border-color: var(--stm-blue); }
.stm-trustline { color: #4f5b79; font-size: .78rem; line-height: 1.6; margin: 25px 0 0 !important; }
.stm-trustline span { padding: 0 5px; color: #8792b9; }
.stm-model { background: #fff; border: 1px solid #cfd5ea; border-radius: 13px; box-shadow: 0 23px 70px rgba(30,37,100,.1); overflow: hidden; }
.stm-model-head { padding: 20px 24px; background: #242e72; color: #fff; display: flex; justify-content: space-between; align-items: center; gap: 10px; font-size: .74rem; letter-spacing: .07em; font-weight: 750; text-transform: uppercase; }
.stm-model-status { color: #d9dfff; font-weight: 550; letter-spacing: 0; text-transform: none; }
.stm-model-row { display: flex; align-items: center; gap: 17px; min-height: 82px; padding: 13px 24px; border-bottom: 1px solid #e9ebf5; }
.stm-model-index { font: 750 .77rem "Inter", sans-serif; color: #5361ac; width: 25px; flex: none; }
.stm-model-row div { flex: 1; }
.stm-model-row small { display: block; color: #69758d; font-size: .72rem; line-height: 1.5; }
.stm-model-row strong { display: block; font-size: .99rem; line-height: 1.3; color: var(--stm-ink); }
.stm-model-marker { font-size: 1.2rem; color: #8693c7; }
.stm-model-row-focus { background: #ecedfb; }
.stm-model-row-focus strong { color: #2d388c; }
.stm-model-foot { font-size: .77rem; color: #69758d; padding: 14px 24px; margin: 0 !important; }

/* Concepts, features and external frameworks. */
.stm-language-bridge { display: grid; grid-template-columns: minmax(0, 1fr) 34px minmax(0, 1fr); gap: 19px; align-items: center; padding: 28px; border: 1px solid var(--stm-border); border-radius: 8px; background: #f7f8fc; }
.stm-language-bridge > div { padding: 8px 10px; }
.stm-language-bridge strong { display: block; font-size: 1.1rem; line-height: 1.4; }
.stm-language-bridge p { color: var(--stm-muted); font-size: .9rem; margin: 9px 0 0; }
.stm-bridge-arrow { color: #5261af; font-size: 1.6rem; text-align: center; }
.stm-three, .stm-feature-grid, .stm-framework-grid, .stm-four, .stm-six { display: grid; gap: 16px; }
.stm-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.stm-card, .stm-framework { border: 1px solid var(--stm-border); border-radius: 8px; background: #fff; padding: 28px; }
.stm-card { min-height: 235px; border-top: 4px solid #616fc1; }
.stm-card h3 { font-size: 1.43rem; }
.stm-card p, .stm-framework p, .stm-feature-grid p, .stm-four p, .stm-six p { font-size: .92rem; color: var(--stm-muted); margin: 0; }
.stm-path { display: flex; align-items: stretch; gap: 9px; flex-wrap: wrap; margin: 0 0 27px; }
.stm-path span { display: flex; align-items: center; background: #fff; border: 1px solid #cfd6ed; color: #2c387f; border-radius: 5px; padding: 12px 14px; font-weight: 750; font-size: .85rem; }
.stm-path b { align-self: center; color: #6977b3; font-size: 1.12rem; }
.stm-feature-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.stm-feature-grid article { border: 1px solid var(--stm-border); background: #fff; border-radius: 7px; padding: 24px; }
.stm-feature-grid .stm-number { margin-bottom: 20px; }
.stm-framework-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.stm-framework { min-height: 218px; }
.stm-framework a { display: inline-block; margin-top: 15px; font-size: .83rem; font-weight: 750; }

/* The illustrative example is deliberately a readable table, not a fake screenshot. */
.stm-section-dark { background: #192457; color: #fff; }
.stm-section-dark .stm-eyebrow, .stm-section-dark .stm-number { color: #b9c5ff; }
.stm-section-dark .stm-intro > p:last-child { color: #d4dcf6; }
.stm-dark-header { display: grid; grid-template-columns: 1fr .67fr; align-items: end; gap: 55px; margin-bottom: 29px; }
.stm-dark-header p:last-child { color: #d4dcf6; margin-bottom: 0; }
.stm-example-panel { border: 1px solid #ccd3e9; border-radius: 9px; background: #fff; color: var(--stm-ink); overflow: hidden; }
.stm-example-title { padding: 23px 28px; display: flex; justify-content: space-between; gap: 15px; align-items: center; border-bottom: 1px solid #e1e5f0; }
.stm-example-title .stm-number { margin: 0 0 6px; color: #4552a2; }
.stm-example-title h3 { margin: 0; }
.stm-example-badge { flex: none; padding: 7px 11px; border: 1px solid #cbd3ec; border-radius: 30px; background: #f1f2fd; color: #3e4d9c; font-size: .73rem; font-weight: 700; }
.stm-example-outcome { padding: 23px 28px; background: #f6f7fc; }
.stm-example-outcome span, .stm-example-tail span { display: block; color: #53618a; font-size: .74rem; font-weight: 750; text-transform: uppercase; letter-spacing: .08em; }
.stm-example-outcome p { font-size: 1.09rem; font-weight: 650; margin: 7px 0 0; }
.stm-table-scroll { width: 100%; overflow-x: auto; }
.stm-table-scroll:focus-visible { outline: 3px solid #5c68d9; outline-offset: -3px; }
.stm-table { width: 100%; border-collapse: collapse; min-width: 680px; font-size: .86rem; }
.stm-table caption { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.stm-table th { text-align: left; background: #eef0fa; color: #3d4b78; font-size: .71rem; text-transform: uppercase; letter-spacing: .06em; padding: 13px 20px; }
.stm-table td { border-top: 1px solid #e8ebf3; padding: 16px 20px; color: #394464; vertical-align: top; }
.stm-example-tail { display: flex; gap: 24px; border-top: 1px solid #e1e5f0; padding: 21px 28px; }
.stm-example-tail > div { flex: 1; }
.stm-example-tail strong { display: block; margin-top: 7px; line-height: 1.45; font-size: .89rem; }
.stm-disclaimer { font-size: .78rem; color: #d1daf3; margin: 17px 0 0 !important; max-width: 880px; }

/* Institutional use, standards and governance. */
.stm-audience-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.stm-audience { padding: 34px; background: #f7f8fc; border: 1px solid var(--stm-border); border-radius: 8px; }
.stm-audience h3 { font-size: 1.49rem; }
.stm-audience ul { padding: 0; margin: 22px 0; list-style: none; }
.stm-audience li { border-top: 1px solid #dce1ef; padding: 12px 0; line-height: 1.58; color: #59637d; font-size: .9rem; }
.stm-audience li strong { color: var(--stm-ink); }
.stm-implementation-note { padding-top: 14px; border-top: 1px solid var(--stm-border); font-size: .79rem; color: var(--stm-muted); }
.stm-review { padding: 28px 32px; background: #f4f6fb; border-left: 3px solid #6471b8; }
.stm-review ul { list-style: none; margin: 0; padding: 0; }
.stm-review li { padding: 13px 0; border-top: 1px solid #dce1ef; color: #3f4c72; line-height: 1.5; }
.stm-professional-steps { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); list-style: none; margin: 0; padding: 0; border-top: 2px solid #5363ac; }
.stm-professional-steps li { border-right: 1px solid #d8dfee; border-bottom: 1px solid #d8dfee; padding: 24px 17px 16px; }
.stm-professional-steps li:last-child { border-right: 0; }
.stm-professional-steps span { display: block; color: #4d5aa2; font-size: .7rem; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; margin-bottom: 15px; }
.stm-professional-steps strong { display: block; font-size: .96rem; line-height: 1.35; }
.stm-professional-steps p { font-size: .81rem; color: var(--stm-muted); margin: 9px 0 0; line-height: 1.5; }
.stm-text-link { display: inline-block; font-size: .86rem; font-weight: 750; margin-top: 11px; }
.stm-stages { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 12px; list-style: none; padding: 0; margin: 0; }
.stm-stages li { padding: 23px 18px; background: #fff; border: 1px solid var(--stm-border); border-radius: 7px; }
.stm-stages li > span { display: block; font-weight: 800; font-size: .78rem; color: #4d5ba7; margin-bottom: 22px; }
.stm-stages h3 { font-size: 1.02rem; }
.stm-stages p { font-size: .83rem; color: var(--stm-muted); margin: 0; }
.stm-source-note { max-width: 760px; margin: 23px 0 0 !important; font-size: .86rem; color: var(--stm-muted); }
.stm-split { display: grid; grid-template-columns: 1fr .9fr; gap: clamp(32px, 7vw, 100px); align-items: center; }
.stm-split > div > p { max-width: 630px; }
.stm-split > div > .stm-eyebrow { font-size: .76rem; color: #4552a2; }
.stm-principle, .stm-record { border: 1px solid var(--stm-border); border-radius: 8px; padding: 28px 31px; background: #f7f8fc; }
.stm-principle ol { list-style: none; counter-reset: chain; margin: 12px 0 14px; padding: 0; }
.stm-principle li { counter-increment: chain; font-size: .95rem; font-weight: 750; padding: 12px 0; border-bottom: 1px solid #dfe4ef; }
.stm-principle li:before { content: counter(chain, decimal-leading-zero); font-size: .76rem; margin-right: 21px; color: #5363ad; }
.stm-principle p, .stm-record p { font-size: .82rem !important; color: var(--stm-muted); margin: 14px 0 0; }
.stm-four { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stm-four article { padding: 26px 22px; background: #fff; border: 1px solid var(--stm-border); border-radius: 7px; }
.stm-four .stm-number { margin-bottom: 20px; }
.stm-record { background: #fff; }
.stm-record dl { margin: 9px 0; }
.stm-record dl div { display: grid; grid-template-columns: 145px 1fr; gap: 12px; border-top: 1px solid #e3e7f1; padding: 13px 0; font-size: .87rem; }
.stm-record dt { font-weight: 750; color: #343f7f; }
.stm-record dd { margin: 0; color: #4f5973; }
.stm-four-dark article { background: #26326e; border-color: #46548d; }
.stm-four-dark p { color: #d5dcf2; }
.stm-solution-flow { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.stm-solution-flow > div { padding: 24px; border-top: 2px solid #a7b6ee; background: #26326e; }
.stm-solution-flow .stm-number { margin-bottom: 14px; }
.stm-solution-flow h3 { color: #fff; font-size: 1.08rem; }
.stm-solution-flow a { color: #fff; }
.stm-solution-flow a:hover { color: #d8e1ff; }
.stm-solution-flow p { font-size: .88rem; color: #d5dcf2; margin-bottom: 0; }
.stm-cycle { margin: 30px 0 0 !important; color: #edf0ff; font-size: .91rem; font-weight: 750; letter-spacing: .02em; }
.stm-cycle span { color: #a2b2fc; margin: 0 8px; }
.stm-six { grid-template-columns: repeat(3, minmax(0, 1fr)); margin-bottom: 15px; }
.stm-six article { padding: 25px 23px; border-left: 3px solid #6471b8; background: #f6f7fb; }
.stm-outcomes { padding: 0; margin: 0; list-style: none; }
.stm-outcomes li { border-bottom: 1px solid #d5dcea; padding: 16px 0 16px 29px; position: relative; line-height: 1.48; font-weight: 650; color: #333d69; }
.stm-outcomes li:before { content: "✓"; color: #4250a7; position: absolute; left: 0; font-weight: 800; }
.stm-process { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; list-style: none; padding: 0; margin: 0; }
.stm-process li { border-top: 2px solid #5d6ab0; padding: 23px 2px 5px; }
.stm-process li > span { color: #5867b2; font-size: .75rem; font-weight: 800; display: block; margin-bottom: 18px; }
.stm-process p { font-size: .9rem; color: var(--stm-muted); margin: 0; }

/* FAQ and last action. */
.stm-faq-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 70px; }
.stm-faq-grid > div:first-child > p:last-child { color: var(--stm-muted); }
.stm-faq-list details { border-bottom: 1px solid #d4dae9; background: transparent; }
.stm-faq-list details:first-child { border-top: 1px solid #d4dae9; }
.stm-faq-list summary { cursor: pointer; list-style: none; display: flex; gap: 18px; justify-content: space-between; align-items: center; padding: 20px 0; font-weight: 750; font-size: .96rem; line-height: 1.45; color: var(--stm-ink); }
.stm-faq-list summary::-webkit-details-marker { display: none; }
.stm-faq-list summary:after { content: "+"; color: #4454a9; font-size: 1.35rem; font-weight: 500; flex: none; }
.stm-faq-list details[open] summary:after { content: "−"; }
.stm-faq-list details p { margin: 0 30px 20px 0; font-size: .9rem; color: var(--stm-muted); }
.stm-final { padding: 72px 0; color: #fff; background: #273475; }
.stm-final-inner { display: flex; align-items: center; justify-content: space-between; gap: 50px; }
.stm-final .stm-eyebrow { color: #cbd4ff; }
.stm-final h2 { max-width: 630px; }
.stm-final p:not(.stm-eyebrow) { max-width: 600px; color: #e0e6ff; }
.stm-final span:not(.stm-button span) { font-size: .81rem; color: #d0d9ff; }
.stm-final .stm-actions { margin: 0; flex-direction: column; align-items: stretch; flex: none; }
.stm-button-light { background: #fff; border: 1px solid #fff; color: #263579 !important; }
.stm-button-light:hover { background: #e8ebff; }
.stm-button-on-dark { border: 1px solid #a5b1df; color: #fff !important; }
.stm-button-on-dark:hover { background: #34428a; }

@media (max-width: 1050px) {
  .stm-hero-grid { gap: 36px; }
  .stm-hero { padding: 124px 0 74px; }
  .stm-stages { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .stm-professional-steps { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .stm-professional-steps li:nth-child(3) { border-right: 0; }
  .stm-four { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stm-faq-grid { gap: 42px; }
}
@media (max-width: 760px) {
  .stm-shell { width: min(100% - 36px, 600px); }
  .stm-hero { padding: 112px 0 60px; }
  .stm-hero-grid, .stm-audience-grid, .stm-split, .stm-faq-grid, .stm-dark-header { grid-template-columns: 1fr; }
  .stm-section { padding: 64px 0; }
  .stm-intro { margin-bottom: 28px; }
  .stm-three, .stm-framework-grid, .stm-feature-grid, .stm-six, .stm-process { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stm-card { min-height: 0; }
  .stm-stages { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stm-professional-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stm-professional-steps li:nth-child(3) { border-right: 1px solid #d8dfee; }
  .stm-professional-steps li:nth-child(even) { border-right: 0; }
  .stm-solution-flow { grid-template-columns: 1fr; }
  .stm-dark-header { gap: 0; }
  .stm-faq-grid { gap: 14px; }
  .stm-final-inner { display: block; }
  .stm-final .stm-actions { margin-top: 28px; align-items: flex-start; }
}
@media (max-width: 540px) {
  .stm h1 { font-size: clamp(2.2rem, 9vw, 2.85rem); }
  .stm h2 { font-size: 1.88rem; }
  .stm-language-bridge { grid-template-columns: 1fr; gap: 0; padding: 16px; }
  .stm-bridge-arrow { transform: rotate(90deg); }
  .stm-actions { flex-direction: column; align-items: stretch; }
  .stm-button { width: 100%; }
  .stm-model-head, .stm-model-row { padding-inline: 16px; }
  .stm-model-head { align-items: flex-start; flex-direction: column; }
  .stm-three, .stm-feature-grid, .stm-framework-grid, .stm-audience-grid, .stm-stages, .stm-four, .stm-six, .stm-process { grid-template-columns: 1fr; }
  .stm-professional-steps { grid-template-columns: 1fr; }
  .stm-professional-steps li, .stm-professional-steps li:nth-child(3) { border-right: 0; }
  .stm-path { gap: 7px; }
  .stm-path span { padding: 8px 10px; }
  .stm-audience { padding: 25px; }
  .stm-card { min-height: 0; }
  .stm-example-title { flex-wrap: wrap; padding: 20px; }
  .stm-example-outcome { padding: 20px; }
  .stm-example-tail { flex-direction: column; gap: 18px; padding: 20px; }
  .stm-record dl div { grid-template-columns: 1fr; gap: 2px; }
  .stm-cycle { line-height: 2; }
  .stm-final .stm-actions { align-items: stretch; }
}