/* ==========================================================
   ISI Seal: stylesheet. Visual system rebuilt from the
   "Ziegel" design: brick header with tab navigation, cream
   page on a sand ground, Signifier headlines, Söhne UI,
   square corners everywhere. Class prefix: isl-
   ========================================================== */

@font-face { font-family: 'Signifier'; font-weight: 300; font-style: normal; font-display: swap; src: url('fonts/Signifier-Light.woff2') format('woff2'); }
@font-face { font-family: 'Signifier'; font-weight: 400; font-style: normal; font-display: swap; src: url('fonts/Signifier-Regular.woff2') format('woff2'); }
@font-face { font-family: 'Signifier'; font-weight: 500; font-style: normal; font-display: swap; src: url('fonts/Signifier-Medium.woff2') format('woff2'); }
@font-face { font-family: 'Signifier'; font-weight: 400; font-style: italic; font-display: swap; src: url('fonts/Signifier-RegularItalic.woff2') format('woff2'); }
@font-face { font-family: 'Soehne'; font-weight: 400; font-style: normal; font-display: swap; src: url('fonts/Sohne-Buch.woff2') format('woff2'); }
@font-face { font-family: 'Soehne'; font-weight: 500; font-style: normal; font-display: swap; src: url('fonts/Sohne-Kraftig.woff2') format('woff2'); }
@font-face { font-family: 'Soehne'; font-weight: 600; font-style: normal; font-display: swap; src: url('fonts/Sohne-Halbfett-web.woff2') format('woff2'); }

:root {
  --cream:   #F6EEE6;
  --ground:  #E2D6C9;
  --ink:     #26221F;
  --body:    #4A433D;
  --muted:   #6B6058;
  --rule:    #DCCBBB;
  --brick:   #A2412A;
  --brick-h: #8E3622;
  --salmon:  #E0866D;
  --panel:   #EBDCCD;
  --blush:   #F1CDBE;
  --dark-rule: #3A3430;
  --dark-muted: #A89C92;
  --serif: 'Signifier', Georgia, 'Times New Roman', serif;
  --sans:  'Soehne', 'Helvetica Neue', Arial, sans-serif;
  --gut: 44px;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--ground); color: var(--ink); font-family: var(--sans); font-size: 16px; line-height: 1.5; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
a:hover { color: var(--brick); }
button, input { font: inherit; }
:focus-visible { outline: 2px solid var(--brick); outline-offset: 2px; }

.isl-skip { position: absolute; left: -9999px; top: 0; background: var(--ink); color: var(--cream); padding: 10px 14px; z-index: 50; }
.isl-skip:focus { left: 10px; top: 10px; color: var(--cream); }
.isl-vh { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.isl-shell { max-width: 1280px; margin: 0 auto; background: var(--cream); min-height: 100vh; overflow: hidden; }

/* ---------- Disclosure strip ---------- */
.isl-disclosure { background: var(--ink); color: #C9BDB2; font-size: 12.5px; line-height: 1.4; }
.isl-disclosure-inner { display: flex; justify-content: space-between; gap: 6px 24px; flex-wrap: wrap; padding: 8px var(--gut); }
.isl-disclosure b { color: var(--cream); font-weight: 500; }
.isl-disclosure a { text-decoration: underline; text-underline-offset: 2px; }
.isl-disclosure a:hover { color: var(--salmon); }

/* ---------- Brick masthead with tab navigation ---------- */
.isl-mast { background: var(--brick); color: var(--cream); }
.isl-mast-top { height: 78px; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 0 var(--gut); }
.isl-brand { display: flex; align-items: baseline; gap: 14px; line-height: 1; min-width: 0; }
.isl-brand:hover { color: var(--cream); }
.isl-brand-name { font-family: var(--serif); font-size: 36px; font-weight: 500; letter-spacing: -0.01em; white-space: nowrap; }
.isl-brand-tag { font-size: 13px; color: var(--blush); }
.isl-mast-cta { height: 42px; display: flex; align-items: center; gap: 8px; padding: 0 18px; background: var(--ink); color: var(--cream); font-size: 14px; font-weight: 500; line-height: 1; white-space: nowrap; flex: none; }
.isl-mast-cta:hover { background: #000; color: var(--cream); }
.isl-mast-cta img { width: 16px; height: 16px; }

.isl-tabs { display: flex; padding: 0 var(--gut); font-size: 14.5px; font-weight: 500; line-height: 1; }
.isl-tabs a { height: 46px; display: flex; align-items: center; gap: 8px; padding: 0 18px; color: var(--cream); white-space: nowrap; }
.isl-tabs a img { width: 16px; height: 16px; }
.isl-tabs a:hover { background: var(--brick-h); color: var(--cream); }
.isl-tabs a[aria-current="page"] { background: var(--cream); color: var(--brick); }
.isl-tabs a[aria-current="page"]:hover { background: var(--cream); }
.isl-tabs .isl-ico-on { display: none; }
.isl-tabs a[aria-current="page"] .isl-ico-on { display: block; }
.isl-tabs a[aria-current="page"] .isl-ico-off { display: none; }

/* ---------- Shared type helpers ---------- */
.isl-kicker { font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--brick); line-height: 1.3; }
.isl-kicker a:hover { color: var(--brick-h); text-decoration: underline; }
.isl-meta { font-size: 13px; color: var(--muted); }
.isl-label { font-size: 13px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; line-height: 1; }
.isl-btn { height: 50px; padding: 0 22px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; font-family: var(--sans); font-size: 15px; font-weight: 500; line-height: 1; border: 1px solid var(--brick); background: var(--brick); color: #fff; cursor: pointer; border-radius: 0; }
.isl-btn:hover { background: var(--brick-h); border-color: var(--brick-h); color: #fff; }
.isl-btn--dark { background: var(--ink); border-color: var(--ink); color: var(--cream); }
.isl-btn--dark:hover { background: #000; border-color: #000; color: var(--cream); }
.isl-btn--ghost { background: transparent; color: var(--cream); border-color: #6B6058; }
.isl-btn--ghost:hover { background: #000; border-color: #000; color: var(--cream); }

/* One consistent photo treatment: a light warm grade. */
.isl-ph { display: block; background: var(--panel); overflow: hidden; position: relative; }
.isl-ph img { width: 100%; height: 100%; object-fit: cover; filter: sepia(0.14) saturate(0.88) contrast(1.03); transition: filter .2s; }
a:hover .isl-ph img { filter: sepia(0.05) saturate(0.95) contrast(1.05); }

/* ---------- Homepage: three-column top ---------- */
.isl-top { display: grid; grid-template-columns: 280px minmax(0, 1fr) 300px; gap: 32px; padding: 32px var(--gut) 0; }
.isl-side { display: flex; flex-direction: column; gap: 22px; }
.isl-side-item { display: block; }
.isl-side-item + .isl-side-item { padding-top: 18px; border-top: 1px solid var(--rule); }
.isl-side-item .isl-ph { height: 170px; margin-bottom: 10px; }
.isl-side-title { margin-top: 6px; font-family: var(--serif); font-size: 21px; line-height: 1.2; }
.isl-lead .isl-ph { height: 400px; }
.isl-lead .isl-kicker { margin-top: 16px; }
.isl-lead h1 { margin: 8px 0 0; font-family: var(--serif); font-size: 46px; font-weight: 500; line-height: 1.06; letter-spacing: -0.01em; text-wrap: pretty; }
.isl-lead-dek { margin: 12px 0 0; font-family: var(--serif); font-size: 19px; line-height: 1.5; color: var(--body); }
.isl-lead .isl-meta { margin-top: 12px; }

.isl-darkbox { background: var(--ink); color: var(--cream); padding: 22px 22px 24px; align-self: start; }
.isl-dtabs { display: flex; border-bottom: 1px solid var(--body); font-size: 13.5px; font-weight: 500; line-height: 1; }
.isl-dtabs button { height: 36px; display: flex; align-items: center; padding: 0 12px; background: none; border: 0; border-bottom: 2px solid transparent; margin-bottom: -1px; color: var(--dark-muted); cursor: pointer; font-family: var(--sans); font-size: 13.5px; font-weight: 500; }
.isl-dtabs button:first-child { padding-left: 0; }
.isl-dtabs button[aria-selected="true"] { color: var(--cream); border-bottom-color: var(--salmon); }
.isl-dlist[hidden] { display: none; }
.isl-dlist a { display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 10px; padding: 14px 0; border-bottom: 1px solid var(--dark-rule); }
.isl-dlist a:last-child { border-bottom: 0; padding-bottom: 0; }
.isl-dlist a:hover { color: var(--salmon); }
.isl-dnum { font-family: var(--serif); font-size: 24px; line-height: 1; color: var(--salmon); }
.isl-dtitle { font-size: 15px; line-height: 1.4; }

/* ---------- Section rows (4-px brick top rule) ---------- */
.isl-row { margin: 48px var(--gut) 0; border-top: 4px solid var(--brick); }
.isl-row-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; min-height: 56px; }
.isl-row-head h2 { display: flex; align-items: center; gap: 10px; margin: 0; font-family: var(--serif); font-size: 26px; font-weight: 500; line-height: 1.1; }
.isl-row-head h2 img { width: 20px; height: 20px; }
.isl-more { font-size: 13.5px; font-weight: 500; color: var(--brick); white-space: nowrap; }
.isl-more:hover { color: var(--brick-h); text-decoration: underline; }
.isl-grid4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; }
.isl-card { display: block; }
.isl-card .isl-ph { aspect-ratio: 16 / 10; }
.isl-card-title { margin-top: 10px; font-family: var(--serif); font-size: 19px; line-height: 1.25; }
.isl-card-ex { margin: 8px 0 0; font-size: 14.5px; line-height: 1.5; color: var(--body); }
.isl-card .isl-meta { margin-top: 8px; font-size: 12.5px; }
.isl-secbox { background: var(--panel); border: 1px solid var(--rule); padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.isl-secbox p { margin: 0; font-size: 14.5px; line-height: 1.5; color: var(--body); }
.isl-secbox .isl-more { margin-top: auto; }

/* ---------- Figures strip (dark calculation style) ---------- */
.isl-figs { margin: 56px var(--gut) 0; background: var(--ink); color: var(--cream); padding: 24px 26px 26px; }
.isl-figs-head { display: flex; align-items: center; gap: 10px; color: var(--salmon); }
.isl-figs-head img { width: 18px; height: 18px; }
.isl-figs-grid { margin-top: 18px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; }
.isl-fig { padding: 4px 20px 4px 0; border-right: 1px solid var(--dark-rule); margin-right: 20px; display: block; }
.isl-fig:last-child { border-right: 0; margin-right: 0; }
.isl-fig-n { font-family: var(--serif); font-size: 38px; font-weight: 500; line-height: 1.05; color: var(--cream); }
.isl-fig-t { margin-top: 8px; font-size: 14px; line-height: 1.45; color: #D9CCC1; }
.isl-fig-s { margin-top: 8px; font-size: 12px; color: var(--dark-muted); }
a.isl-fig:hover .isl-fig-t { color: var(--salmon); }

/* ---------- Boxed newsletter band ---------- */
.isl-optin { margin: 56px var(--gut) 0; display: grid; grid-template-columns: 120px minmax(0, 1fr) 460px; gap: 32px; align-items: center; padding: 32px 36px; background: var(--panel); border: 1px solid var(--rule); }
.isl-optin-tile { width: 96px; height: 96px; background: var(--brick); display: flex; align-items: center; justify-content: center; }
.isl-optin-tile img { width: 44px; height: 44px; }
.isl-optin-h { margin: 0; font-family: var(--serif); font-size: 30px; font-weight: 500; line-height: 1.15; }
.isl-optin-copy p { margin: 6px 0 0; font-size: 15.5px; line-height: 1.5; color: var(--body); }
.isl-field { display: flex; }
.isl-input { flex: 1; min-width: 0; height: 50px; padding: 0 16px; font-family: var(--sans); font-size: 15.5px; border: 1px solid var(--ink); border-right: 0; background: #fff; color: var(--ink); outline: none; border-radius: 0; }
.isl-input:focus { box-shadow: inset 0 0 0 1px var(--brick); border-color: var(--brick); }
.isl-consent { display: flex; gap: 10px; align-items: flex-start; margin-top: 12px; font-size: 13.5px; line-height: 1.45; color: var(--body); cursor: pointer; }
.isl-consent input { margin: 2px 0 0; width: 18px; height: 18px; flex: none; accent-color: var(--brick); }
.isl-consent a { text-decoration: underline; }
.isl-fine { margin-top: 8px; font-size: 12px; color: var(--muted); }
.isl-form-msg { margin-top: 8px; font-size: 13.5px; min-height: 1px; }
.isl-form-msg[data-state="err"] { color: #8E2A14; font-weight: 500; }
.isl-form-msg[data-state="ok"] { color: #3E5B33; }
.isl-hidden-fields { display: none; }

/* ---------- Article page ---------- */
.isl-crumb-bar { padding: 10px var(--gut); font-size: 12.5px; color: var(--muted); border-bottom: 1px solid var(--rule); }
.isl-art { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 48px; padding: 36px var(--gut) 0; }
.isl-crumbs { font-size: 13px; color: var(--muted); }
.isl-crumbs a:hover { color: var(--brick); }
.isl-crumbs .cur { color: var(--brick); }
.isl-adlabel { display: inline-block; margin: 16px 0 0; padding: 6px 10px; background: var(--panel); border-left: 3px solid var(--brick); font-size: 12.5px; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink); }
.isl-art h1 { margin: 16px 0 0; font-family: var(--serif); font-size: 52px; font-weight: 500; line-height: 1.05; letter-spacing: -0.01em; text-wrap: pretty; }
.isl-standfirst { margin: 16px 0 0; font-family: var(--serif); font-style: italic; font-size: 22px; line-height: 1.45; color: var(--body); }
.isl-standfirst p { margin: 0; }
.isl-byline { margin-top: 20px; padding: 14px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--rule); display: flex; align-items: center; flex-wrap: wrap; gap: 6px 12px; font-size: 13.5px; }
.isl-byline-mark { width: 36px; height: 36px; flex: none; background: var(--brick); color: var(--cream); display: flex; align-items: center; justify-content: center; font-family: var(--serif); font-size: 15px; font-weight: 500; letter-spacing: 0.02em; border-radius: 50%; }
.isl-byline b { font-weight: 500; }
.isl-byline span { color: var(--muted); }
.isl-hero { margin: 24px 0 0; }
.isl-hero .isl-ph { aspect-ratio: 16 / 9; }
.isl-hero figcaption { margin-top: 8px; font-size: 12.5px; color: var(--muted); line-height: 1.45; }

.isl-prose { max-width: 680px; font-family: var(--serif); font-size: 20px; line-height: 1.7; color: var(--ink); }
.isl-prose > p, .isl-prose > ul, .isl-prose > ol { margin: 22px 0 0; }
.isl-prose > p:first-child { margin-top: 28px; }
.isl-prose h2 { margin: 44px 0 0; font-family: var(--serif); font-size: 30px; font-weight: 500; line-height: 1.15; scroll-margin-top: 16px; }
.isl-prose h2 + p, .isl-prose h2 + ul, .isl-prose h2 + ol { margin-top: 12px; }
.isl-prose h3 { margin: 28px 0 0; font-family: var(--sans); font-size: 17px; font-weight: 600; line-height: 1.3; }
.isl-prose ul, .isl-prose ol { padding-left: 1.2em; }
.isl-prose li { margin-top: 8px; }
.isl-prose li::marker { color: var(--brick); }
.isl-prose a { color: var(--brick); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
.isl-prose a:hover { color: var(--brick-h); }
.isl-prose strong { font-weight: 500; }

/* Dark calculation box */
.isl-calc { margin: 32px 0; background: var(--ink); color: var(--cream); padding: 24px 26px; font-family: var(--sans); }
.isl-calc-h { display: flex; align-items: center; gap: 10px; color: var(--salmon); }
.isl-calc-h img { width: 18px; height: 18px; }
.isl-calc-intro { margin: 12px 0 0; font-size: 15px; line-height: 1.5; color: #D9CCC1; }
.isl-calc-rows { margin-top: 14px; font-size: 16px; line-height: 1.4; }
.isl-calc-row { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--dark-rule); }
.isl-calc-row span:first-child { min-width: 0; }
.isl-calc-row span:last-child { text-align: right; flex: 0 1 auto; max-width: 52%; }
.isl-calc-row .neg { color: var(--salmon); }
.isl-calc-row--total { border-bottom: 0; padding-top: 12px; font-weight: 600; }
.isl-calc-note { margin: 12px 0 0; font-size: 13px; line-height: 1.5; color: var(--dark-muted); }

/* Ruled table */
.isl-tablewrap { margin: 30px 0 0; overflow-x: auto; -webkit-overflow-scrolling: touch; font-family: var(--sans); }
.isl-table { width: 100%; border-collapse: collapse; font-size: 15.5px; line-height: 1.45; }
.isl-table caption { caption-side: top; text-align: left; padding-bottom: 10px; font-size: 13px; color: var(--muted); line-height: 1.45; }
.isl-table th { text-align: left; font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; padding: 0 12px 8px 0; border-bottom: 2px solid var(--ink); vertical-align: bottom; }
.isl-table td { padding: 11px 12px 11px 0; border-bottom: 1px solid var(--rule); vertical-align: top; }
.isl-table .num { text-align: right; white-space: nowrap; }
.isl-table tr.hl td { background: var(--panel); }
.isl-table tr.hl td:first-child { box-shadow: inset 3px 0 0 var(--brick); padding-left: 10px; }

/* Note box */
.isl-note { margin: 30px 0 0; padding: 18px 20px; background: var(--panel); border-left: 4px solid var(--brick); font-family: var(--sans); font-size: 16px; line-height: 1.55; }
.isl-note-h { display: flex; align-items: center; gap: 8px; color: var(--brick); margin-bottom: 8px; }
.isl-note-h img { width: 16px; height: 16px; }
.isl-note p { margin: 6px 0 0; }
.isl-note ul { margin: 6px 0 0; padding-left: 1.1em; }
.isl-note li { margin-top: 4px; }
.isl-note a { color: var(--brick); text-decoration: underline; }

/* Numbered steps */
.isl-steps { list-style: none; padding: 0 !important; counter-reset: st; }
.isl-steps li { counter-increment: st; position: relative; padding: 12px 0 12px 48px; border-bottom: 1px solid var(--rule); margin: 0; }
.isl-steps li::before { content: counter(st); position: absolute; left: 0; top: 10px; width: 32px; height: 32px; background: var(--brick); color: var(--cream); font-family: var(--sans); font-size: 15px; font-weight: 600; display: flex; align-items: center; justify-content: center; }

/* Checklist */
.isl-checks { list-style: none; padding: 0 !important; }
.isl-checks li { position: relative; padding-left: 30px; }
.isl-checks li::before { content: ""; position: absolute; left: 2px; top: 0.5em; width: 14px; height: 14px; border: 2px solid var(--brick); }

.isl-takeaway { margin: 36px 0 0; padding: 22px 24px; border-top: 4px solid var(--brick); background: var(--panel); }
.isl-takeaway .isl-label { color: var(--brick); }
.isl-takeaway p { margin: 10px 0 0; font-size: 19px; line-height: 1.6; }

/* Sources and disclaimer */
.isl-sources { max-width: 680px; margin: 44px 0 0; border-top: 2px solid var(--ink); padding-top: 12px; }
.isl-sources h2 { margin: 0; font-size: 13px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; }
.isl-sources ul { list-style: none; margin: 8px 0 0; padding: 0; }
.isl-sources li { padding: 10px 0; border-bottom: 1px solid var(--rule); font-size: 14.5px; line-height: 1.45; color: var(--body); }
.isl-sources a { color: var(--ink); font-weight: 500; text-decoration: underline; text-decoration-color: var(--rule); text-underline-offset: 3px; }
.isl-sources a:hover { color: var(--brick); text-decoration-color: var(--brick); }
.isl-disclaimer { max-width: 680px; margin: 28px 0 0; padding: 18px 20px; border: 1px solid var(--rule); background: #FBF6F1; font-size: 14px; line-height: 1.6; color: var(--body); }
.isl-disclaimer .isl-label { color: var(--ink); }
.isl-disclaimer p { margin: 8px 0 0; }
.isl-disclaimer a { text-decoration: underline; }

/* After-article boxed newsletter (narrow version) */
.isl-art-optin { max-width: 680px; margin: 36px 0 0; padding: 26px 26px 22px; background: var(--panel); border: 1px solid var(--rule); display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 20px; }
.isl-art-optin .isl-optin-tile { width: 72px; height: 72px; }
.isl-art-optin .isl-optin-tile img { width: 34px; height: 34px; }
.isl-art-optin .isl-optin-h { font-size: 26px; }
.isl-art-optin p { margin: 6px 0 14px; font-size: 15px; line-height: 1.5; color: var(--body); }

/* Article sidebar */
.isl-aside { display: flex; flex-direction: column; gap: 24px; padding-top: 34px; }
.isl-aside-letter { background: var(--brick); color: var(--cream); padding: 24px 22px; }
.isl-aside-letter img { width: 28px; height: 28px; }
.isl-aside-letter-h { margin-top: 12px; font-family: var(--serif); font-size: 24px; font-weight: 500; line-height: 1.15; }
.isl-aside-letter p { margin: 6px 0 0; font-size: 14px; line-height: 1.5; color: #F6DCD2; }
.isl-aside-letter .isl-btn { width: 100%; height: 46px; margin-top: 14px; font-size: 14.5px; }
.isl-aside-list-h { padding-bottom: 8px; border-bottom: 2px solid var(--ink); }
.isl-aside-list a { display: block; padding: 12px 0; border-bottom: 1px solid var(--rule); font-family: var(--serif); font-size: 18px; line-height: 1.3; }
.isl-toc { list-style: none; margin: 0; padding: 0; counter-reset: tc; }
.isl-toc li { counter-increment: tc; border-bottom: 1px solid var(--rule); }
.isl-toc a { display: grid; grid-template-columns: 24px minmax(0, 1fr); gap: 6px; padding: 9px 0; font-size: 14px; line-height: 1.4; color: var(--body); }
.isl-toc a::before { content: counter(tc); font-family: var(--serif); font-size: 16px; color: var(--brick); line-height: 1.3; }
.isl-toc a:hover, .isl-toc a.is-active { color: var(--brick); }

/* Related row under the article */
.isl-related { margin-top: 56px; }

/* ---------- Category page ---------- */
.isl-cathead { margin: 32px var(--gut) 0; border-top: 4px solid var(--brick); padding-top: 18px; display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 32px; align-items: end; }
.isl-cathead h1 { margin: 0; display: flex; align-items: center; gap: 14px; font-family: var(--serif); font-size: 52px; font-weight: 500; line-height: 1.05; letter-spacing: -0.01em; }
.isl-cathead h1 img { width: 34px; height: 34px; }
.isl-cathead p { margin: 0; font-family: var(--serif); font-style: italic; font-size: 19px; line-height: 1.5; color: var(--body); }
.isl-cathead .isl-meta { margin-top: 10px; }
.isl-catlist { margin: 32px var(--gut) 0; }
.isl-catrow { display: grid; grid-template-columns: 340px minmax(0, 1fr); gap: 28px; padding: 24px 0; border-bottom: 1px solid var(--rule); }
.isl-catrow:first-child { padding-top: 0; }
.isl-catrow .isl-ph { aspect-ratio: 16 / 9; }
.isl-catrow-title { display: block; margin-top: 8px; font-family: var(--serif); font-size: 28px; font-weight: 500; line-height: 1.15; }
.isl-catrow p { margin: 10px 0 0; font-size: 16px; line-height: 1.55; color: var(--body); }
.isl-catrow .isl-meta { display: block; margin-top: 10px; }
.isl-catrow--lead { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); }
.isl-catrow--lead .isl-catrow-title { font-size: 36px; line-height: 1.08; }
.isl-othercats { margin: 40px var(--gut) 0; display: flex; flex-wrap: wrap; align-items: center; gap: 10px 22px; padding: 16px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--rule); font-size: 14.5px; font-weight: 500; }
.isl-othercats > span { color: var(--muted); font-weight: 400; }
.isl-othercats a { display: inline-flex; align-items: center; gap: 8px; }
.isl-othercats img { width: 16px; height: 16px; }

/* ---------- Plain pages (legal, about, contact, newsletter) ---------- */
.isl-page { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 48px; padding: 36px var(--gut) 0; }
.isl-page--single { grid-template-columns: minmax(0, 1fr); max-width: 860px; }
.isl-page-side { padding-top: 6px; }
.isl-page-side nav { margin-top: 8px; border-top: 2px solid var(--ink); }
.isl-page-side a { display: block; padding: 10px 0; border-bottom: 1px solid var(--rule); font-size: 15px; }
.isl-page-side a[aria-current="page"] { color: var(--brick); font-weight: 500; }
.isl-legal { max-width: 760px; font-size: 17px; line-height: 1.65; color: var(--ink); }
.isl-legal h1 { margin: 0; font-family: var(--serif); font-size: 48px; font-weight: 500; line-height: 1.05; letter-spacing: -0.01em; }
.isl-lede { margin: 14px 0 0; font-family: var(--serif); font-style: italic; font-size: 21px; line-height: 1.45; color: var(--body); }
.isl-legal h2 { margin: 36px 0 0; font-family: var(--serif); font-size: 26px; font-weight: 500; line-height: 1.2; }
.isl-legal h3 { margin: 22px 0 0; font-size: 17px; font-weight: 600; }
.isl-legal p, .isl-legal ul { margin: 12px 0 0; }
.isl-legal li { margin-top: 6px; }
.isl-legal a { color: var(--brick); text-decoration: underline; text-underline-offset: 2px; }
.isl-legal code { font-size: 14px; background: var(--panel); padding: 1px 5px; }
.isl-vat { margin: 26px 0 0; padding: 22px 24px; background: var(--panel); border: 1px solid var(--rule); border-left: 6px solid var(--brick); }
.isl-vat-company { font-family: var(--serif); font-size: 30px; font-weight: 500; line-height: 1.15; }
.isl-vat-label { margin-top: 14px; font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.isl-vat-num { margin-top: 4px; font-family: var(--serif); font-size: 34px; font-weight: 500; color: var(--brick); line-height: 1.1; letter-spacing: 0.01em; }
.isl-vat-reg { margin-top: 12px; font-size: 16px; }
.isl-dl { display: grid; grid-template-columns: 220px minmax(0, 1fr); margin: 14px 0 0; border-top: 1px solid var(--ink); }
.isl-dl dt, .isl-dl dd { margin: 0; padding: 10px 0; border-bottom: 1px solid var(--rule); }
.isl-dl dt { font-size: 14px; font-weight: 500; color: var(--muted); padding-right: 16px; }
.isl-contact { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin: 16px 0 0; }
.isl-contact > div { background: var(--ink); color: var(--cream); padding: 20px 22px; }
.isl-contact .isl-label { color: var(--salmon); font-size: 12px; }
.isl-contact a { display: block; margin-top: 10px; font-family: var(--serif); font-size: 22px; color: var(--cream) !important; text-decoration: none !important; overflow-wrap: anywhere; }
.isl-contact a:hover { color: var(--salmon) !important; }
.isl-contact p { margin: 8px 0 0 !important; font-size: 13.5px; color: #C9BDB2; }
.isl-reset { margin-top: 14px; }

/* Newsletter landing */
.isl-nl { margin: 36px var(--gut) 0; display: grid; grid-template-columns: minmax(0, 1fr) 460px; gap: 48px; align-items: start; }
.isl-nl h1 { margin: 0; font-family: var(--serif); font-size: 52px; font-weight: 500; line-height: 1.05; letter-spacing: -0.01em; }
.isl-nl-list { list-style: none; margin: 24px 0 0; padding: 0; border-top: 1px solid var(--ink); }
.isl-nl-list li { display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 10px; padding: 14px 0; border-bottom: 1px solid var(--rule); font-size: 16.5px; line-height: 1.5; }
.isl-nl-list li span:first-child { font-family: var(--serif); font-size: 24px; line-height: 1; color: var(--brick); }
.isl-nl-box { background: var(--brick); color: var(--cream); padding: 28px 26px; }
.isl-nl-box .isl-optin-h { color: var(--cream); }
.isl-nl-box p { margin: 6px 0 16px; font-size: 15px; color: #F6DCD2; }
.isl-nl-box .isl-input { border-color: #fff; border-right: 0; }
.isl-nl-box .isl-btn { background: var(--ink); border-color: var(--ink); color: var(--cream); }
.isl-nl-box .isl-btn:hover { background: #000; border-color: #000; }
.isl-nl-box .isl-consent, .isl-nl-box .isl-fine { color: #F6DCD2; }
.isl-nl-box .isl-consent a { color: #fff; }
.isl-nl-box .isl-form-msg[data-state="err"] { color: #fff; background: #6E2414; padding: 6px 8px; }
.isl-nl-box .isl-form-msg[data-state="ok"] { color: #fff; }

/* Thank-you / 404 */
.isl-msg { margin: 48px var(--gut) 0; max-width: 760px; }
.isl-msg-tile { width: 72px; height: 72px; background: var(--brick); display: flex; align-items: center; justify-content: center; }
.isl-msg-tile img { width: 34px; height: 34px; }
.isl-msg h1 { margin: 22px 0 0; font-family: var(--serif); font-size: 48px; font-weight: 500; line-height: 1.05; }
.isl-msg p { margin: 14px 0 0; font-size: 17px; line-height: 1.6; color: var(--body); }
.isl-msg ol { margin: 14px 0 0; padding-left: 1.2em; font-size: 17px; line-height: 1.6; }
.isl-msg-actions { margin-top: 24px; display: flex; flex-wrap: wrap; gap: 10px; }

/* ---------- Footer ---------- */
.isl-footer { margin-top: 72px; background: var(--ink); color: #C9BDB2; font-size: 13.5px; }
.isl-footer-top { padding: 34px var(--gut) 26px; display: grid; grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr) minmax(0, 1fr); gap: 40px; }
.isl-footer-brand { font-family: var(--serif); font-size: 24px; font-weight: 500; color: var(--cream); }
.isl-footer-note { margin: 10px 0 0; line-height: 1.6; }
.isl-footer-note a, .isl-footer nav a { text-decoration: none; }
.isl-footer-note a { text-decoration: underline; }
.isl-footer h2 { margin: 0 0 10px; font-size: 12px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--salmon); }
.isl-footer nav a { display: block; padding: 4px 0; }
.isl-footer a:hover { color: var(--cream); }
.isl-footer-bottom { padding: 18px var(--gut) 22px; border-top: 1px solid var(--dark-rule); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px 24px; font-size: 12.5px; color: var(--dark-muted); }

/* ---------- Cookie notice ---------- */
.isl-cookie { position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 40; max-width: 560px; margin-left: auto; background: var(--ink); color: var(--cream); padding: 20px 22px; border-top: 4px solid var(--brick); box-shadow: 0 10px 30px rgba(0,0,0,.25); }
.isl-cookie[hidden] { display: none; }
.isl-cookie-h { font-family: var(--serif); font-size: 21px; font-weight: 500; }
.isl-cookie p { margin: 8px 0 0; font-size: 14px; line-height: 1.55; color: #D9CCC1; }
.isl-cookie a { text-decoration: underline; color: var(--cream); }
.isl-cookie-actions { margin-top: 14px; display: flex; gap: 8px; flex-wrap: wrap; }
.isl-cookie .isl-btn { height: 44px; font-size: 14.5px; }

/* ==========================================================
   Responsive
   ========================================================== */
@media (max-width: 1180px) {
  .isl-top { grid-template-columns: 240px minmax(0, 1fr); }
  .isl-darkbox { grid-column: 1 / -1; }
  .isl-optin { grid-template-columns: 96px minmax(0, 1fr); }
  .isl-optin-form { grid-column: 1 / -1; }
  .isl-nl { grid-template-columns: minmax(0, 1fr) 400px; }
}
@media (max-width: 1024px) {
  :root { --gut: 32px; }
  .isl-art { grid-template-columns: minmax(0, 1fr) 260px; gap: 36px; }
  .isl-art h1 { font-size: 44px; }
  .isl-grid4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .isl-figs-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 20px; }
  .isl-fig:nth-child(2) { border-right: 0; margin-right: 0; }
  .isl-cathead { grid-template-columns: minmax(0, 1fr); }
  .isl-catrow { grid-template-columns: 260px minmax(0, 1fr); }
  .isl-footer-top { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .isl-footer-top > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 860px) {
  :root { --gut: 20px; }
  .isl-mast-top { height: auto; padding-top: 14px; padding-bottom: 12px; flex-wrap: wrap; }
  .isl-brand { flex-direction: column; align-items: flex-start; gap: 6px; }
  .isl-brand-name { font-size: 30px; }
  .isl-mast-cta { height: 38px; padding: 0 14px; font-size: 13.5px; }
  .isl-tabs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 0; border-top: 1px solid var(--brick-h); }
  .isl-tabs a { height: 44px; padding: 0 var(--gut); font-size: 14px; border-bottom: 1px solid var(--brick-h); }
  .isl-tabs a:nth-child(odd) { border-right: 1px solid var(--brick-h); }
  .isl-top { grid-template-columns: minmax(0, 1fr); gap: 28px; padding-top: 22px; }
  .isl-lead { order: -1; }
  .isl-lead .isl-ph { height: auto; aspect-ratio: 16 / 10; }
  .isl-lead h1 { font-size: 34px; }
  .isl-lead-dek { font-size: 18px; }
  .isl-side { gap: 18px; }
  .isl-art { grid-template-columns: minmax(0, 1fr); padding-top: 22px; }
  .isl-art h1 { font-size: 36px; line-height: 1.08; }
  .isl-standfirst { font-size: 19.5px; }
  .isl-prose { font-size: 18.5px; line-height: 1.65; }
  .isl-prose h2 { font-size: 26px; margin-top: 36px; }
  .isl-aside { padding-top: 8px; }
  .isl-optin { grid-template-columns: minmax(0, 1fr); padding: 24px 20px; gap: 18px; }
  .isl-optin-tile { width: 64px; height: 64px; }
  .isl-optin-tile img { width: 30px; height: 30px; }
  .isl-optin-h { font-size: 26px; }
  .isl-art-optin { grid-template-columns: minmax(0, 1fr); padding: 22px 20px; }
  .isl-art-optin .isl-optin-tile { width: 56px; height: 56px; }
  .isl-art-optin .isl-optin-tile img { width: 26px; height: 26px; }
  .isl-catrow, .isl-catrow--lead { grid-template-columns: minmax(0, 1fr); gap: 14px; }
  .isl-catrow-title, .isl-catrow--lead .isl-catrow-title { font-size: 26px; }
  .isl-cathead h1 { font-size: 40px; }
  .isl-page { grid-template-columns: minmax(0, 1fr); gap: 24px; padding-top: 24px; }
  .isl-page-side { order: 2; }
  .isl-legal h1, .isl-msg h1 { font-size: 38px; }
  .isl-nl { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .isl-nl h1 { font-size: 38px; }
  .isl-dl { grid-template-columns: minmax(0, 1fr); }
  .isl-dl dt { border-bottom: 0; padding-bottom: 0; }
  .isl-contact { grid-template-columns: minmax(0, 1fr); }
  .isl-row-head h2 { font-size: 23px; }
  .isl-calc { padding: 20px 18px; }
}
@media (max-width: 560px) {
  .isl-grid4 { grid-template-columns: minmax(0, 1fr); }
  .isl-figs-grid { grid-template-columns: minmax(0, 1fr); }
  .isl-fig { border-right: 0; margin-right: 0; padding: 0 0 16px; border-bottom: 1px solid var(--dark-rule); }
  .isl-fig:last-child { border-bottom: 0; padding-bottom: 0; }
  .isl-fig-n { font-size: 32px; }
  .isl-brand-tag { font-size: 12.5px; }
  .isl-art h1 { font-size: 31px; }
  .isl-field { flex-direction: column; }
  .isl-input { border-right: 1px solid var(--ink); }
  .isl-nl-box .isl-input { border-right: 1px solid #fff; }
  .isl-field .isl-btn { margin-top: 8px; width: 100%; }
  .isl-footer-top { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .isl-vat-num { font-size: 28px; }
  .isl-table { font-size: 14.5px; }
  .isl-disclosure-inner { font-size: 12px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }