/* Stage 19 — public Akbarian concepts. Original green, cream and gold. */
.ia19-concepts{color:#254b35}.ia19-concepts :where(a,button,input,select):focus-visible{outline:3px solid #c39d45;outline-offset:3px}
.ia19-banner{background:linear-gradient(125deg,#063c25,#07552f);padding:clamp(2rem,4vw,4rem) 0;color:#fff}
.ia19-banner-inner{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(210px,.65fr);gap:2rem;align-items:center;min-width:0}
.ia19-banner h1{color:white;font-size:clamp(1.8rem,4vw,3rem);margin:.4rem 0;line-height:1.4}.ia19-banner h2{color:#f1deb2;font-size:1.45rem;margin:.5rem 0}
.ia19-banner p{line-height:1.9;color:#e6f1e6;font-size:1.06rem}.ia19-banner .ia19-kicker{font-size:.86rem;color:#e7cc88;font-weight:750;letter-spacing:.04em}
.ia19-banner img{width:100%;height:clamp(180px,25vw,310px);border:3px solid #c6a563;border-radius:15px;object-fit:cover}
.ia19-hero-link{display:inline-block;border:1px solid #dfc88b;border-radius:40px;color:white!important;padding:.5rem 1rem;font-weight:700;text-decoration:none}
.ia19-content{max-width:1220px;min-width:0;padding-block:2rem 4rem}.ia19-support{display:flex;flex-wrap:wrap;gap:.55rem;margin:1rem 0 1.7rem}
.ia19-support a{background:#f8f6eb;border:1px solid #e2dec7;border-radius:8px;padding:.55rem .8rem;text-decoration:none;color:#0a5a36;font-weight:700;font-size:.92rem}
.ia19-languages{display:flex;flex-wrap:wrap;gap:.5rem;margin:1.3rem 0}.ia19-languages a{border:1px solid #d0dfcc;background:#fff;border-radius:8px;padding:.45rem .75rem;text-decoration:none;color:#1e5a3b;font-size:.9rem}
.ia19-languages a[aria-current=page]{background:#005500;color:white;border-color:#005500}
.ia19-notice{padding:1rem 1.2rem;background:#fdf7e7;border-inline-start:4px solid #b9914a;border-radius:8px;color:#59492e;line-height:1.9;margin:1rem 0 2rem}
.ia19-filter{background:#f5f9f2;border:1px solid #d9e5d4;border-radius:11px;padding:1rem;display:flex;align-items:end;flex-wrap:wrap;gap:.75rem}
.ia19-filter label{flex:1 1 230px;min-width:0;display:flex;flex-direction:column;gap:.35rem;color:#165936;font-size:.93rem;font-weight:700}
.ia19-filter input,.ia19-filter select{min-height:44px;width:100%;padding:.65rem .85rem;border:1px solid #b4c9ae;border-radius:8px;background:#fff;font:inherit;color:#243f2d}
.ia19-filter button{min-height:44px;background:#075a33;color:#fff;border:0;border-radius:8px;padding:.6rem 1rem;font:inherit;cursor:pointer}.ia19-filter>a{padding:.6rem;color:#075a33}
.ia19-group{margin:2.9rem 0;scroll-margin-top:110px}.ia19-group-head{border-bottom:2px solid #d4e3d1;display:flex;align-items:baseline;gap:.85rem}
.ia19-group-head h2{font-size:clamp(1.3rem,2.5vw,1.8rem);color:#095932}.ia19-group-head span{color:#a08645;font-weight:800}
.ia19-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem;margin-top:1.3rem}
.ia19-card{display:flex;flex-direction:column;min-width:0;border-radius:14px;border:1px solid #dce6d5;background:#fff;padding:1.2rem;box-shadow:0 5px 25px #0a29100c;overflow-wrap:anywhere}
.ia19-card[hidden],.ia19-group[hidden]{display:none!important}.ia19-card>small{color:#967632;font-size:.95rem}
.ia19-card h3{color:#095d38;font-size:1.16rem;line-height:1.5;margin:.45rem 0}.ia19-card h3 a{color:inherit;text-decoration:none}.ia19-card h3 a:hover{text-decoration:underline}
.ia19-card p{font-size:.95rem;color:#526c5a;line-height:1.75;flex:1}.ia19-more{font-weight:700;color:#0a5a36;text-underline-offset:3px}.ia19-counter{color:#4d674f;margin-top:2rem}
.ia19-article{max-width:1170px;padding-block:2rem 4rem;min-width:0}.ia19-crumb{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.4rem;color:#556d5c;font-size:.9rem}.ia19-crumb a{color:inherit}
.ia19-article-heading{background:linear-gradient(115deg,#10452b,#0a6339);border-radius:17px 17px 0 0;padding:clamp(1.3rem,3vw,2.7rem);color:#fff}
.ia19-article-heading h1{font-size:clamp(1.65rem,3.4vw,2.65rem);line-height:1.4;color:#fff;margin:.6rem 0}
.ia19-article-heading .ia19-arabic-term{font-size:1.32rem;color:#f1d697}.ia19-article-heading small{font-size:.84rem;color:#edf2e7}
.ia19-article-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(195px,260px);gap:1.4rem;align-items:start}
.ia19-paper{background:#fffdf6;border:1px solid #e0e3d3;border-radius:0 0 13px 13px;padding:clamp(1.1rem,3vw,2.5rem);line-height:2;overflow-wrap:anywhere;min-width:0;font-size:1.05rem}
.ia19-paper h2{font-size:1.4rem;color:#0b5b36;margin:1.6rem 0 .65rem}.ia19-paper p{margin:0 0 1.1rem}.ia19-paper .ia19-lead{font-size:1.16rem;color:#1e4930}
.ia19-paper .ia19-version-note{background:#f2f7ed;padding:1rem;border-radius:8px}.ia19-paper a{color:#05613a;text-underline-offset:3px}
.ia19-aside{background:#f3f8ef;border:1px solid #d9e5d5;border-radius:12px;padding:1.2rem;min-width:0}.ia19-aside h2{font-size:1.1rem;color:#134a30}.ia19-aside ul{padding-inline-start:1.1rem}
.ia19-aside li{margin:.7rem 0}.ia19-aside a{font-weight:700;color:#086039;text-decoration:none}.ia19-aside small{display:block;font-weight:400;color:#7b806e}
.ia19-sources{padding:0;list-style:none}.ia19-sources li{display:flex;flex-direction:column;align-items:start;gap:.25rem;padding:.8rem 0;border-bottom:1px solid #e1e5d8}
.ia19-source-badge{font-size:.75rem;background:#edf2e7;border-radius:15px;padding:.15rem .6rem;color:#48664c}
.ia19-provenance{max-width:960px;margin:1.6rem auto}
.ia19-language-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem}.ia19-language-grid a{background:#f7faf3;padding:1.3rem;border:1px solid #dce6d7;border-radius:12px;color:#095e36;text-decoration:none;min-width:0}
.ia19-language-grid strong{display:block;font-size:1.2rem}.ia19-language-grid small{display:block;color:#526a5b;margin-top:.35rem}
@media(max-width:1050px){.ia19-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ia19-language-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.ia19-banner-inner,.ia19-article-grid{grid-template-columns:1fr}.ia19-banner img{max-height:200px}}
@media(max-width:520px){.ia19-grid,.ia19-language-grid{grid-template-columns:1fr}.ia19-filter label{flex-basis:100%}.ia19-filter button{flex:1}}
@media print{.ia-header,.ia-footer,.ia19-aside,.ia19-languages,.ia19-support,.ia19-filter{display:none!important}.ia19-article-heading,.ia19-paper{background:white;border:0;color:#111}.ia19-article-heading h1{color:#111}}
@media(prefers-reduced-motion:reduce){.ia19-concepts *{transition:none!important;scroll-behavior:auto!important}}