/* private-colonoscopy.co.uk: paper background, ink text, one deep teal accent. Mobile first. */
:root{--paper:#faf7f0;--paper-2:#f1ece1;--ink:#1d1c1a;--ink-2:#4b4843;--teal:#0f5b57;--teal-dark:#0a4340;--line:#d8d1c3;--warn:#7a2e10;
--font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;--measure:64ch}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font);font-size:18px;line-height:1.6}
a{color:var(--teal);text-underline-offset:2px}
a:hover{color:var(--teal-dark)}
:focus-visible{outline:3px solid var(--teal);outline-offset:2px}
.skip{position:absolute;left:-999px}.skip:focus{left:8px;top:8px;background:var(--paper);padding:8px;z-index:9}
.wrap{max-width:1140px;margin:0 auto;padding:0 16px}
.site-head{border-bottom:1px solid var(--line)}
.head-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:6px 18px;padding:10px 16px}
.brand{font-weight:700;font-size:19px;color:var(--ink);text-decoration:none}
.site-head nav{display:flex;flex-wrap:wrap;gap:2px 14px;font-size:16px}
.site-head nav a{color:var(--ink);text-decoration:none;padding:4px 0}
.site-head nav a:hover{text-decoration:underline}
.nav-cta{color:var(--teal)!important;font-weight:600}
h1{font-size:29px;line-height:1.2;margin:20px 0 8px;max-width:var(--measure)}
h2{font-size:23px;line-height:1.3;margin:34px 0 8px;max-width:var(--measure)}
h3{font-size:19px;margin:22px 0 6px}
p,li,dd{max-width:var(--measure)}
.reviewed,.small{font-size:15px;color:var(--ink-2)}
.answer{font-size:19px;border-left:4px solid var(--teal);padding:4px 0 4px 14px;margin:14px 0;max-width:var(--measure)}
.chips{list-style:none;padding:0;margin:12px 0;display:flex;flex-wrap:wrap;gap:8px}
.chips li{border:1px solid var(--teal);color:var(--teal);border-radius:999px;padding:2px 12px;font-size:15px}
.jump{display:inline-block;margin:4px 0 8px;font-weight:600}
/* order follows the brief: answer, table, limit, steps, form, FAQ. Desktop moves the form into a side column. */
.page-grid{display:flex;flex-direction:column}
.form-col{margin:18px 0}
.ttw{font-weight:600;max-width:var(--measure);border-left:4px solid var(--ink);padding-left:12px}
.lead{background:#fff;border:1px solid var(--line);border-radius:10px;padding:16px}
.lead h2{margin-top:0}
.lead label{display:block;font-weight:600;margin:12px 0 4px}
.lead input[type=text],.lead input[type=tel],.lead input[type=email],.lead textarea{width:100%;font:inherit;font-size:18px;padding:10px;border:1px solid #8c877c;border-radius:6px;background:#fff;color:var(--ink)}
.lead fieldset{border:0;padding:0;margin:12px 0 0}
.lead legend{font-weight:600;margin-bottom:4px;padding:0}
.lead .opt{display:inline-flex;align-items:center;gap:6px;font-weight:400;margin:4px 14px 4px 0}
.lead input[type=radio],.lead input[type=checkbox]{width:22px;height:22px;accent-color:var(--teal)}
.lead .consent{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:16px;margin-top:16px}
.lead .consent input{flex:0 0 auto;margin-top:3px}
.req,.opt-tag{font-weight:400;font-size:14px;color:var(--ink-2)}
.lead button,.cookie button{font:inherit;font-weight:700;background:var(--teal);color:#fff;border:0;border-radius:8px;padding:14px 18px;width:100%;margin-top:16px;cursor:pointer}
.lead button:hover{background:var(--teal-dark)}
.disclosure{font-size:15px;margin:8px 0 0}
.form-limit{font-size:15px;margin:0 0 4px;color:var(--ink-2)}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.err{color:var(--warn);font-size:15px;margin:4px 0}
/* table: stacked cards on a phone, a real table from 760px */
.tbl{margin:18px 0 6px}
.tbl table{border-collapse:collapse;width:100%;font-size:16px;line-height:1.45}
.tbl caption{text-align:left;padding:0 0 8px;font-weight:600}
.tbl thead{position:absolute;left:-10000px}
.tbl tr{display:block;background:#fff;border:1px solid var(--line);border-radius:8px;padding:8px 12px;margin:0 0 10px}
.tbl tbody{display:block}
.tbl td{display:block;padding:3px 0}
.tbl td::before{content:attr(data-label) ": ";font-weight:600}
.tbl td.prov::before{content:""}
.tbl td.prov{font-weight:700}
.table-notes{font-size:15px}
@media (min-width:760px) and (max-width:979px){
  .tbl{overflow-x:auto;border:1px solid var(--line);border-radius:8px;background:#fff}
  .tbl caption{padding:10px 12px}
  .tbl thead{position:static}
  .tbl tbody{display:table-row-group}
  .tbl tr{display:table-row;border:0;border-radius:0;padding:0;margin:0}
  .tbl td,.tbl th{display:table-cell;border-top:1px solid var(--line);padding:8px 10px;text-align:left;vertical-align:top;font-size:15px}
  .tbl td::before{content:none}
  .tbl td.prov{font-weight:600}
  .tbl thead th{background:var(--paper-2)}
}
.limit{background:var(--paper-2);border-radius:8px;padding:4px 16px 8px;margin:22px 0}
.steps-list li{margin:8px 0}
.cta-line{margin:30px 0;font-weight:600}
.sources li{margin:8px 0}
.site-foot{border-top:1px solid var(--line);margin-top:40px;padding:18px 0 40px;font-size:15px;color:var(--ink-2)}
.site-foot p{max-width:80ch}
.cookie{position:fixed;left:0;right:0;bottom:0;background:#fff;border-top:2px solid var(--teal);padding:10px 16px;z-index:10}
.cookie p{margin:4px auto;max-width:1100px}
.cookie button{width:auto;margin:4px 8px 4px 0;padding:10px 16px}
.cookie .btn-plain{background:#fff;color:var(--teal);border:2px solid var(--teal)}
@media (min-width:980px){
  h1{font-size:35px}
  .page-grid{display:grid;grid-template-columns:minmax(0,1fr) 370px;column-gap:44px;align-items:start}
  .page-grid > *{grid-column:1}
  .page-grid > .form-col{grid-column:2;grid-row:1 / span 20;position:sticky;top:12px;margin-top:24px}
}
@media print{.form-col,.cookie,.site-head nav{display:none}}