/* ChemResearch landing. Everything is scoped under .chemresearch-landing. */

@font-face {
	font-family: "CRL Newsreader";
	src: url("../fonts/newsreader-latin-wght-normal.woff2") format("woff2");
	font-weight: 200 800;
	font-style: normal;
	font-display: swap;
}
@font-face {
	font-family: "CRL Figtree";
	src: url("../fonts/figtree-latin-wght-normal.woff2") format("woff2");
	font-weight: 300 900;
	font-style: normal;
	font-display: swap;
}

body.crl-blank { margin: 0; background: #071D32; }

.chemresearch-landing {
	--crl-navy: #071D32;
	--crl-navy-2: #0B2742;
	--crl-cyan: #08C5EB;
	--crl-cyan-ink: #0784A6;   /* cyan dark enough for text/rules on white */
	--crl-text: #10253B;
	--crl-muted: #5A6B83;
	--crl-pale: #EEF7FC;
	--crl-line: #D5E3EE;
	--crl-white: #FFFFFF;
	--crl-error: #B42318;
	--crl-serif: "CRL Newsreader", "Newsreader", Georgia, "Times New Roman", serif;
	--crl-sans: "CRL Figtree", "Figtree", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
	--crl-max: 1280px;
	--crl-gutter: clamp(20px, 5vw, 64px);
	--crl-section: clamp(64px, 9vw, 120px);

	font-family: var(--crl-sans);
	font-size: 17px;
	line-height: 1.6;
	color: var(--crl-text);
	background: var(--crl-white);
	-webkit-font-smoothing: antialiased;
	text-rendering: optimizeLegibility;
}
.chemresearch-landing *,
.chemresearch-landing *::before,
.chemresearch-landing *::after { box-sizing: border-box; }
.chemresearch-landing :where(h1, h2, h3, p, ul, ol, figure) { margin: 0; padding: 0; }
.chemresearch-landing :where(ul, ol) { list-style: none; }
.chemresearch-landing img { display: block; max-width: 100%; height: auto; }
.chemresearch-landing a { color: inherit; }
.chemresearch-landing :focus-visible { outline: 2px solid var(--crl-cyan); outline-offset: 3px; }

.chemresearch-landing .crl-wrap {
	width: 100%;
	max-width: calc(var(--crl-max) + 2 * var(--crl-gutter));
	margin: 0 auto;
	padding: 0 var(--crl-gutter);
}
.chemresearch-landing .crl-sr {
	position: absolute; width: 1px; height: 1px; overflow: hidden;
	clip: rect(0 0 0 0); white-space: nowrap;
}
.chemresearch-landing .crl-skip {
	position: absolute; left: 16px; top: -60px; z-index: 100;
	background: var(--crl-cyan); color: var(--crl-navy);
	padding: 10px 16px; font-weight: 600; text-decoration: none;
}
.chemresearch-landing .crl-skip:focus { top: 12px; }

/* ---------- Buttons ---------- */
.chemresearch-landing .crl-btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 12px;
	min-height: 52px; padding: 0 26px;
	font: 500 16px/1 var(--crl-sans); letter-spacing: 0.005em;
	text-decoration: none; border: 1px solid transparent; border-radius: 2px;
	cursor: pointer; transition: background-color .2s ease, border-color .2s ease, color .2s ease;
}
.chemresearch-landing .crl-btn--sm { min-height: 44px; padding: 0 20px; font-size: 15px; }
.chemresearch-landing .crl-btn--primary { background: var(--crl-cyan); color: var(--crl-navy); }
.chemresearch-landing .crl-btn--primary:hover { background: #3AD3F2; }
.chemresearch-landing .crl-btn--ghost { color: var(--crl-white); border-color: rgba(255,255,255,.55); background: transparent; }
.chemresearch-landing .crl-btn--ghost:hover { border-color: var(--crl-white); background: rgba(255,255,255,.06); }
.chemresearch-landing .crl-btn__arrow { flex: none; transition: transform .2s ease; }
.chemresearch-landing .crl-btn:hover .crl-btn__arrow { transform: translateX(3px); }

/* ---------- Header ---------- */
.chemresearch-landing .crl-header {
	position: absolute; inset: 0 0 auto 0; z-index: 20;
	color: var(--crl-white);
}
.chemresearch-landing .crl-header__inner {
	display: flex; align-items: center; justify-content: space-between;
	min-height: 96px;
}
.chemresearch-landing .crl-logo img { width: 190px; height: auto; }
.chemresearch-landing .crl-nav { display: flex; align-items: center; gap: 48px; }
.chemresearch-landing .crl-nav ul { display: flex; gap: 36px; }
.chemresearch-landing .crl-nav ul a {
	font-size: 15px; font-weight: 500; text-decoration: none; color: var(--crl-white);
	padding: 6px 0; border-bottom: 1px solid transparent;
}
.chemresearch-landing .crl-nav ul a:hover { border-bottom-color: var(--crl-cyan); }
.chemresearch-landing .crl-menu-toggle { display: none; }

/* WordPress admin bar (logged-in reviewers) */
.admin-bar .chemresearch-landing .crl-header { top: 32px; }
@media (max-width: 782px) { .admin-bar .chemresearch-landing .crl-header { top: 46px; } }

/* ---------- Hero ---------- */
.chemresearch-landing .crl-hero {
	position: relative; overflow: hidden;
	background: var(--crl-navy); color: var(--crl-white);
	min-height: clamp(560px, 50vw, 720px);
	display: flex; align-items: center;
}
.chemresearch-landing .crl-hero__media {
	position: absolute; inset: 0 0 0 auto; width: 64%;
}
.chemresearch-landing .crl-hero__media img {
	width: 100%; height: 100%; object-fit: cover; object-position: 60% 50%;
}
.chemresearch-landing .crl-hero__media::after {
	/* Blend the photograph into the navy on the copy side and along the top for the header. */
	content: ""; position: absolute; inset: 0;
	background:
		linear-gradient(90deg, var(--crl-navy) 0%, rgba(7,29,50,.85) 18%, rgba(7,29,50,.25) 45%, rgba(7,29,50,0) 70%),
		linear-gradient(180deg, rgba(7,29,50,.55) 0%, rgba(7,29,50,0) 22%);
}
.chemresearch-landing .crl-hero__inner { position: relative; z-index: 1; padding-top: 140px; padding-bottom: 96px; }
.chemresearch-landing .crl-hero__copy { max-width: 820px; }
.chemresearch-landing .crl-eyebrow {
	font-size: 13px; font-weight: 600; letter-spacing: .2em; text-transform: uppercase;
	color: var(--crl-cyan); margin-bottom: 24px;
}
.chemresearch-landing .crl-hero__title {
	font-family: var(--crl-serif); font-weight: 400;
	font-size: clamp(40px, 4.9vw, 70px); line-height: 1.04; letter-spacing: -0.015em;
}
.chemresearch-landing .crl-hero__title span { display: block; }
.chemresearch-landing .crl-hero__lead {
	margin-top: 28px; max-width: 34ch;
	font-size: clamp(18px, 1.6vw, 21px); line-height: 1.5; color: rgba(255,255,255,.88);
}
.chemresearch-landing .crl-hero__actions { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 40px; }

/* ---------- Service strip ---------- */
.chemresearch-landing .crl-strip { background: var(--crl-pale); }
.chemresearch-landing .crl-strip__list {
	display: grid; grid-template-columns: repeat(3, 1fr);
	padding-top: 22px; padding-bottom: 22px;
}
.chemresearch-landing .crl-strip__list li {
	text-align: center; font-size: 16px; font-weight: 500; color: var(--crl-text);
	padding: 6px 16px;
}
.chemresearch-landing .crl-strip__list li + li { border-left: 1px solid var(--crl-cyan); }

/* ---------- Shared headings ---------- */
.chemresearch-landing .crl-h2 {
	font-family: var(--crl-serif); font-weight: 400; color: var(--crl-navy);
	font-size: clamp(34px, 4.2vw, 56px); line-height: 1.08; letter-spacing: -0.012em;
}
.chemresearch-landing .crl-h2 span { display: block; }

/* ---------- Services ---------- */
.chemresearch-landing .crl-services { padding: var(--crl-section) 0; background: var(--crl-white); }
.chemresearch-landing .crl-services__grid {
	display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(32px, 4vw, 64px);
	margin-top: clamp(40px, 5vw, 64px);
}
.chemresearch-landing .crl-service__num {
	display: block; font-family: var(--crl-serif); font-size: 38px; line-height: 1;
	color: var(--crl-cyan-ink); padding-bottom: 16px; border-bottom: 1px solid var(--crl-cyan);
}
.chemresearch-landing .crl-service__title {
	font-family: var(--crl-serif); font-weight: 400; font-size: clamp(24px, 2.1vw, 28px);
	line-height: 1.2; color: var(--crl-navy); margin-top: 28px;
}
.chemresearch-landing .crl-service__text { margin-top: 14px; color: var(--crl-muted); max-width: 34ch; }

/* ---------- Capabilities ---------- */
.chemresearch-landing .crl-caps { display: grid; grid-template-columns: 1fr 1fr; background: var(--crl-pale); }
.chemresearch-landing .crl-caps__media { position: relative; min-height: 420px; }
.chemresearch-landing .crl-caps__media img {
	position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
.chemresearch-landing .crl-caps__panel {
	padding: var(--crl-section) var(--crl-gutter) var(--crl-section) clamp(32px, 5vw, 80px);
	max-width: calc(var(--crl-max) / 2 + var(--crl-gutter));
}
.chemresearch-landing .crl-caps__panel { align-self: center; }
.chemresearch-landing .crl-caps__panel .crl-h2 { font-size: clamp(32px, 3.4vw, 48px); }
.chemresearch-landing .crl-caps__list { margin-top: clamp(32px, 4vw, 48px); }
.chemresearch-landing .crl-caps__list li {
	padding: 18px 0; font-size: 18px; color: var(--crl-text);
	border-bottom: 1px solid var(--crl-line);
}
.chemresearch-landing .crl-caps__list li:first-child { border-top: 1px solid var(--crl-line); }

/* ---------- Enquiry ---------- */
.chemresearch-landing .crl-enquiry { padding: var(--crl-section) 0; background: var(--crl-white); scroll-margin-top: 0; }
.chemresearch-landing .crl-enquiry__grid {
	display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(40px, 6vw, 96px);
}
.chemresearch-landing .crl-enquiry__lead { margin-top: 28px; font-size: 19px; color: var(--crl-muted); max-width: 32ch; }

.chemresearch-landing .crl-form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 24px; }
.chemresearch-landing .crl-field--full { grid-column: 1 / -1; }
.chemresearch-landing .crl-field label {
	display: block; margin-bottom: 8px; font-size: 14px; font-weight: 600; color: var(--crl-text);
}
.chemresearch-landing .crl-req { color: var(--crl-cyan-ink); }
.chemresearch-landing .crl-opt { font-weight: 400; color: var(--crl-muted); }
.chemresearch-landing .crl-field :is(input, select, textarea) {
	width: 100%; min-height: 48px; padding: 12px 14px;
	font: 400 16px/1.4 var(--crl-sans); color: var(--crl-text);
	background: var(--crl-white); border: 1px solid #C3D3E0; border-radius: 2px;
	transition: border-color .15s ease, box-shadow .15s ease;
	appearance: none; -webkit-appearance: none;
}
.chemresearch-landing .crl-field textarea { min-height: 140px; resize: vertical; }
.chemresearch-landing .crl-field ::placeholder { color: #8A99AD; }
.chemresearch-landing .crl-field :is(input, select, textarea):focus {
	outline: none; border-color: var(--crl-cyan-ink); box-shadow: 0 0 0 3px rgba(8,197,235,.25);
}
.chemresearch-landing .crl-field [aria-invalid="true"] { border-color: var(--crl-error); }
.chemresearch-landing .crl-select { position: relative; }
.chemresearch-landing .crl-select::after {
	content: ""; position: absolute; right: 16px; top: 50%; width: 8px; height: 8px; margin-top: -6px;
	border-right: 1.5px solid var(--crl-text); border-bottom: 1.5px solid var(--crl-text);
	transform: rotate(45deg); pointer-events: none;
}
.chemresearch-landing .crl-select select { padding-right: 40px; }
.chemresearch-landing .crl-note { margin-top: 8px; font-size: 14px; color: var(--crl-muted); }
.chemresearch-landing .crl-err { margin-top: 6px; font-size: 14px; color: var(--crl-error); }
.chemresearch-landing .crl-hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.chemresearch-landing .crl-form__foot { display: flex; align-items: center; gap: 24px; margin-top: 28px; flex-wrap: wrap; }
.chemresearch-landing .crl-form__foot .crl-btn[disabled] { opacity: .7; cursor: progress; }
.chemresearch-landing .crl-privacy { flex: 1 1 260px; font-size: 14px; color: var(--crl-muted); }
.chemresearch-landing .crl-privacy a { color: var(--crl-text); }
.chemresearch-landing .crl-status:empty { display: none; }
.chemresearch-landing .crl-status {
	margin-top: 24px; padding: 16px 18px; font-size: 16px;
	border-left: 3px solid var(--crl-cyan); background: var(--crl-pale); color: var(--crl-text);
}
.chemresearch-landing .crl-status.is-error { border-left-color: var(--crl-error); background: #FEF3F2; }
.chemresearch-landing .crl-status:focus { outline: none; }

/* ---------- Footer ---------- */
.chemresearch-landing .crl-footer { background: var(--crl-navy); color: var(--crl-white); padding: 56px 0; }
.chemresearch-landing .crl-footer__inner { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; flex-wrap: wrap; }
.chemresearch-landing .crl-footer__logo { width: 170px; }
.chemresearch-landing .crl-footer__line {
	margin-top: 10px; font-size: 12px; letter-spacing: .18em; text-transform: uppercase; color: rgba(255,255,255,.75);
}
.chemresearch-landing .crl-footer__links { display: flex; flex-wrap: wrap; gap: 8px 28px; font-size: 14px; }
.chemresearch-landing .crl-footer__links a { color: rgba(255,255,255,.88); text-decoration: none; }
.chemresearch-landing .crl-footer__links a:hover { color: var(--crl-cyan); }
.chemresearch-landing .crl-footer__note { color: rgba(255,255,255,.6); }

/* ---------- Tablet ---------- */
@media (max-width: 1080px) {
	.chemresearch-landing .crl-nav { gap: 28px; }
	.chemresearch-landing .crl-nav ul { gap: 24px; }
	.chemresearch-landing .crl-hero__media { width: 72%; }
}

/* ---------- Mobile ---------- */
@media (max-width: 900px) {
	.chemresearch-landing { font-size: 16px; }
	.chemresearch-landing .crl-header__inner { min-height: 72px; }
	.chemresearch-landing .crl-logo img { width: 150px; }

	.chemresearch-landing .crl-menu-toggle {
		display: inline-flex; align-items: center; justify-content: center;
		width: 48px; height: 48px; margin-right: -12px; padding: 0;
		background: transparent; border: 0; color: var(--crl-white); cursor: pointer;
	}
	.chemresearch-landing .crl-menu-toggle__bars,
	.chemresearch-landing .crl-menu-toggle__bars::before,
	.chemresearch-landing .crl-menu-toggle__bars::after {
		display: block; width: 22px; height: 1.5px; background: currentColor; position: relative;
		transition: transform .2s ease, background-color .2s ease;
	}
	.chemresearch-landing .crl-menu-toggle__bars::before,
	.chemresearch-landing .crl-menu-toggle__bars::after { content: ""; position: absolute; left: 0; }
	.chemresearch-landing .crl-menu-toggle__bars::before { top: -7px; }
	.chemresearch-landing .crl-menu-toggle__bars::after { top: 7px; }
	.chemresearch-landing .crl-menu-toggle[aria-expanded="true"] .crl-menu-toggle__bars { background: transparent; }
	.chemresearch-landing .crl-menu-toggle[aria-expanded="true"] .crl-menu-toggle__bars::before { transform: translateY(7px) rotate(45deg); }
	.chemresearch-landing .crl-menu-toggle[aria-expanded="true"] .crl-menu-toggle__bars::after { transform: translateY(-7px) rotate(-45deg); }

	.chemresearch-landing .crl-nav {
		display: none; position: absolute; top: 72px; left: 0; right: 0;
		flex-direction: column; align-items: stretch; gap: 24px;
		padding: 8px var(--crl-gutter) 28px; background: var(--crl-navy);
		border-top: 1px solid rgba(255,255,255,.12);
	}
	.chemresearch-landing .crl-nav.is-open { display: flex; }
	.chemresearch-landing .crl-nav ul { flex-direction: column; gap: 0; }
	.chemresearch-landing .crl-nav ul a {
		display: block; padding: 16px 0; font-size: 18px; border-bottom: 1px solid rgba(255,255,255,.1);
	}
	.chemresearch-landing .crl-nav .crl-btn { width: 100%; min-height: 52px; }

	.chemresearch-landing .crl-hero { flex-direction: column; align-items: stretch; min-height: 0; }
	.chemresearch-landing .crl-hero__media { position: relative; order: 2; width: 100%; height: 300px; inset: auto; }
	.chemresearch-landing .crl-hero__media::after {
		background: linear-gradient(180deg, var(--crl-navy) 0%, rgba(7,29,50,0) 40%);
	}
	.chemresearch-landing .crl-hero__inner { padding-top: 112px; padding-bottom: 8px; }
	.chemresearch-landing .crl-hero__actions .crl-btn { flex: 1 1 100%; }

	.chemresearch-landing .crl-strip__list { grid-template-columns: 1fr; padding-top: 10px; padding-bottom: 10px; }
	.chemresearch-landing .crl-strip__list li { padding: 12px 0; }
	.chemresearch-landing .crl-strip__list li + li { border-left: 0; border-top: 1px solid rgba(8,197,235,.5); }

	.chemresearch-landing .crl-services__grid { grid-template-columns: 1fr; gap: 44px; }
	.chemresearch-landing .crl-service__text { max-width: none; }

	.chemresearch-landing .crl-caps { grid-template-columns: 1fr; }
	.chemresearch-landing .crl-caps__media { min-height: 0; aspect-ratio: 4 / 3; }
	.chemresearch-landing .crl-caps__panel { padding: 56px var(--crl-gutter); max-width: none; }

	.chemresearch-landing .crl-enquiry__grid { grid-template-columns: 1fr; }
	.chemresearch-landing .crl-form__grid { grid-template-columns: 1fr; }
	.chemresearch-landing .crl-form__foot .crl-btn { width: 100%; }
	.chemresearch-landing .crl-footer__inner { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
	.chemresearch-landing *, .chemresearch-landing *::before, .chemresearch-landing *::after { transition: none !important; }
}
html:has(.chemresearch-landing) { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html:has(.chemresearch-landing) { scroll-behavior: auto; } }