/* Solutions extend the existing Ond system; no second visual identity. */
.sol-page { font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; }
.sol-page main { min-width: 0; }
.sol-page p { line-height: 1.65; }
.sol-page h3 { font-size: 22px; line-height: 1.25; letter-spacing: -.02em; }
.sol-page a { text-underline-offset: 4px; }
.sol-page a:focus-visible, .sol-page summary:focus-visible, .sol-table-scroll:focus-visible { outline: 2px solid var(--violet); outline-offset: 5px; }
.sol-skip { position: fixed; top: -100px; left: 16px; z-index: 100; padding: 12px 18px; background: #fff; color: #111; }
.sol-skip:focus { top: 8px; }
.sol-hero { padding: 86px 0 52px; background: linear-gradient(180deg, #fff 70%, #fafafa); border-bottom: 1px solid var(--line); }
.sol-hero h1 { max-width: 960px; margin: 0; font-size: clamp(42px, 6vw, 78px); line-height: 1.03; letter-spacing: -.047em; font-weight: 700; text-wrap: balance; animation: sol-arrive .45s ease both; }
.sol-lead { max-width: 740px; font-size: clamp(18px, 2vw, 22px); color: #555; margin: 26px 0; animation: sol-arrive .5s .08s ease both; }
.sol-page .os-actions { margin-top: 30px; }
.sol-status { font-size: 13px; color: #555; margin: 24px 0 0; line-height: 1.5; }
.sol-principles { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 54px; border-top: 1px solid #aaa; gap: 24px; }
.sol-principles span { padding-top: 22px; font-size: 16px; }
.sol-principles b { display: block; margin-bottom: 10px; color: var(--violet); font-family: 'JetBrains Mono', monospace; font-size: 12px; }
.sol-jumps { display: flex; flex-wrap: wrap; gap: 10px 28px; padding: 24px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.sol-jumps a { color: #333; text-decoration: none; border-bottom: 1px solid transparent; transition: border-color .15s; }
.sol-jumps a:hover { border-color: var(--violet); }
.sol-breadcrumb { padding-top: 24px; font-size: 13px; color: var(--muted); }
.sol-section { padding: 80px 0; scroll-margin-top: 84px; }
.sol-section + .sol-section { border-top: 1px solid var(--line); }
.sol-heading { max-width: 850px; margin-bottom: 36px; }
.sol-heading .ond-label { margin-bottom: 18px; }
.sol-heading h2 { margin: 0; font-size: clamp(30px, 3.6vw, 46px); line-height: 1.1; letter-spacing: -.035em; text-wrap: balance; }
.sol-intro { max-width: 890px; font-size: 18px; color: #444; margin: 0 0 30px; }
.sol-catalog article { display: grid; grid-template-columns: 75px minmax(0, 1fr); gap: 24px; padding: 36px 0; border-top: 1px solid var(--line); }
.sol-catalog article:last-child { padding-bottom: 0; }
.sol-catalog-index { font-family: 'JetBrains Mono', monospace; color: var(--violet); padding-top: 3px; }
.sol-eyebrow { font-size: 12px; color: var(--muted); margin: 0 0 12px; }
.sol-catalog h3 { font-size: clamp(26px, 3vw, 36px); margin: 0; }
.sol-catalog h3 a { color: var(--ink); text-decoration: none; }
.sol-catalog h3 a:hover { text-decoration: underline; }
.sol-catalog p { max-width: 780px; }
.sol-catalog .sol-status { margin: 12px 0; }
.sol-text-link { display: inline-block; color: var(--ink); font-size: 15px; font-weight: 500; padding: 8px 0; }
.sol-industries { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 56px; }
.sol-industries article { padding: 24px 0 30px; border-top: 1px solid #aaa; scroll-margin-top: 90px; }
.sol-industries h3 { margin: 0 0 22px; }
.sol-industries dl { margin: 0; display: grid; grid-template-columns: 100px minmax(0, 1fr); gap: 16px; font-size: 15px; line-height: 1.6; }
.sol-industries dt { font-weight: 500; }
.sol-industries dd { margin: 0; color: #555; }
.sol-two-col { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px; margin: 28px 0; }
.sol-two-col h3 { margin: 0; }
.sol-two-col p { color: #555; }
.sol-flow { list-style: none; margin: 32px 0 44px; padding: 0; max-width: 940px; }
.sol-flow li { display: grid; grid-template-columns: 54px minmax(0, 1fr); gap: 24px; padding: 22px 0; border-top: 1px solid var(--line); }
.sol-step-number { color: var(--violet); font-family: 'JetBrains Mono', monospace; font-size: 13px; padding-top: 5px; }
.sol-flow h3 { margin: 0 0 8px; }
.sol-flow p { color: #555; margin: 0; }
.sol-table-scroll { overflow-x: auto; margin: 28px 0; padding-bottom: 6px; }
.sol-page table { width: 100%; min-width: 680px; border-collapse: collapse; font-size: 14px; line-height: 1.6; text-align: left; }
.sol-page caption { text-align: left; font-size: 13px; color: #555; margin-bottom: 14px; }
.sol-page th, .sol-page td { vertical-align: top; padding: 17px 20px 17px 0; border-bottom: 1px solid var(--line); }
.sol-page thead th { border-bottom-color: #333; font-weight: 600; }
.sol-page tbody th { font-weight: 500; min-width: 170px; }
.sol-page td { color: #444; }
.sol-scope { margin-top: 30px; padding: 22px 26px; border-left: 2px solid var(--violet); background: #f7f7f7; font-size: 15px; }
.sol-scope p { margin: 8px 0 0; color: #555; }
.sol-note { color: #666; font-size: 13px; max-width: 950px; }
.sol-download-row { display: flex; flex-wrap: wrap; gap: 10px 28px; }
.sol-findings article { margin: 0 0 36px; padding-bottom: 20px; border-bottom: 1px solid var(--line); max-width: 960px; }
.sol-findings h3 { margin-top: 0; }
.sol-findings p { color: #555; }
.sol-downloads article { border-top: 1px solid #aaa; padding: 22px 0; }
.sol-downloads p { margin: 3px 0 8px; font-size: 13px; color: var(--muted); }
.sol-downloads code { font-size: 12px; overflow-wrap: anywhere; color: #555; }
.sol-references { padding-left: 20px; }
.sol-references li { margin-bottom: 20px; }
.sol-references a { color: var(--ink); }
.sol-references p { margin: 6px 0; color: #555; }
.sol-cta { background: #f5f5f5; }
.sol-cta p { max-width: 820px; }
@keyframes sol-arrive { from { opacity: 0; transform: translateY(9px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 700px) {
  .sol-hero { padding: 52px 0 34px; }
  .sol-section { padding: 50px 0; }
  .sol-industries, .sol-two-col, .sol-principles { grid-template-columns: 1fr; gap: 22px; }
  .sol-principles { gap: 0; margin-top: 38px; }
  .sol-principles span { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .sol-principles b { display: inline-block; margin: 0 14px 0 0; }
  .sol-catalog article { grid-template-columns: 30px minmax(0, 1fr); gap: 12px; }
  .sol-industries dl { grid-template-columns: 1fr; gap: 4px; }
  .sol-industries dd { margin-bottom: 14px; }
  .sol-flow li { grid-template-columns: 28px minmax(0, 1fr); gap: 12px; }
  .sol-scope { padding: 20px; }
  .sol-jumps { gap: 12px 20px; }
}
@media (prefers-reduced-motion: reduce) {
  .sol-page *, .sol-page *::before, .sol-page *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}