/* Blue Wolf technical system — sections 11-13, 42-45.
   Blueprint notation, not sci-fi: brackets, registration marks, utility
   labels, coordinates. Accent is a marking, never a wash. */

@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
	--mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
}

/* ------------------------------------------------------- utility labels */

/* Small technical annotation. Reads like a shipping label or a production
   slate, which is the whole point of the system. */
.ulabel {
	font-family: var(--mono);
	font-size: 10.5px;
	letter-spacing: .22em;
	text-transform: uppercase;
	color: var(--steel);
}
.ulabel--accent { color: var(--orange); }

/* [ BRACKETED ] — section 13.06 */
.brk::before { content: "[ "; color: var(--orange); }
.brk::after  { content: " ]"; color: var(--orange); }

/* Slash-separated system notation: TRACK // SEARCH + DATA */
.sysline {
	font-family: var(--mono);
	font-size: 11px; letter-spacing: .2em; text-transform: uppercase;
	color: var(--steel);
	display: flex; flex-wrap: wrap; gap: 10px; align-items: baseline;
}
.sysline b { color: var(--orange); font-weight: 500; }
.sysline i { font-style: normal; opacity: .45; }

/* ---------------------------------------------------- registration marks */

/* Corner brackets that frame a block — straight from the reference image. */
.framed { position: relative; }
.framed::before,
.framed::after {
	content: ""; position: absolute; width: 26px; height: 26px; pointer-events: none;
	border-color: var(--orange); border-style: solid; border-width: 0;
}
.framed::before { top: -1px; left: -1px;  border-top-width: 1px; border-left-width: 1px; }
.framed::after  { bottom: -1px; right: -1px; border-bottom-width: 1px; border-right-width: 1px; }

/* Crosshair registration mark used as a background detail. */
.regmark {
	position: absolute; width: 16px; height: 16px; pointer-events: none;
	opacity: .30; color: var(--ice);
}
.regmark::before, .regmark::after {
	content: ""; position: absolute; background: currentColor;
}
.regmark::before { left: 50%; top: 0; width: 1px; height: 100%; transform: translateX(-50%); }
.regmark::after  { top: 50%; left: 0; height: 1px; width: 100%; transform: translateY(-50%); }

/* ------------------------------------------------------------ hero grid */

/* Architectural grid, masked so it fades rather than tiling edge to edge. */
.gridbed {
	position: absolute; inset: 0; pointer-events: none; z-index: 0;
	background-image:
		linear-gradient(rgba(156,192,204,.06) 1px, transparent 1px),
		linear-gradient(90deg, rgba(156,192,204,.06) 1px, transparent 1px);
	background-size: 82px 82px;
	mask-image: radial-gradient(ellipse 78% 70% at 60% 40%, #000 30%, transparent 100%);
	-webkit-mask-image: radial-gradient(ellipse 78% 70% at 60% 40%, #000 30%, transparent 100%);
}

/* ---------------------------------------------- diagnose / prose section */

.diag__grid { display: grid; gap: 30px 56px; }
@media (min-width: 900px) { .diag__grid { grid-template-columns: 1.05fr 1fr; } }
.diag__note {
	font-family: var(--mono); font-size: 12.5px; line-height: 1.9;
	color: var(--steel); letter-spacing: .02em;
}
.diag__note b { color: var(--orange); font-weight: 500; }

/* ------------------------------------------------------------- 2 worlds */

.worlds { display: grid; gap: 0; }
@media (min-width: 900px) { .worlds { grid-template-columns: 1fr 1fr; } }

.world {
	position: relative;
	padding: 40px 38px 42px;
	border-top: 1px solid var(--line);
}
@media (min-width: 900px) {
	.world + .world { border-left: 1px solid var(--line); }
}
.world::before {
	content: ""; position: absolute; top: -1px; left: 0; width: 0; height: 1px;
	background: var(--orange); transition: width .6s cubic-bezier(.22,1,.36,1);
}
.world:hover::before { width: 100%; }

.world__key {
	font-family: var(--mono); font-size: 10.5px; letter-spacing: .3em;
	text-transform: uppercase; color: var(--orange); display: block; margin-bottom: 16px;
}
.world__label { font-size: clamp(1.3rem, 2.4vw, 1.75rem); line-height: 1.14; margin-bottom: 12px; }
.world__blurb { color: var(--muted); font-size: 15px; margin: 0 0 24px; max-width: 40ch; }

.world__set { margin-bottom: 18px; }
.world__set h4 {
	font-family: var(--mono); font-size: 10px; letter-spacing: .26em;
	text-transform: uppercase; color: var(--steel); margin: 0 0 9px; font-weight: 400;
}
.world__tags { display: flex; flex-wrap: wrap; gap: 6px 12px; }
.world__tags span { font-size: 13px; color: var(--muted); }
.world__tags span::after { content: "·"; margin-left: 12px; color: rgba(156,192,204,.3); }
.world__tags span:last-child::after { content: ""; }

/* --------------------------------------------------------- system chain */

.chain { display: grid; gap: 1px; background: var(--line); border-top: 1px solid var(--line); }
@media (min-width: 1000px) { .chain { grid-template-columns: repeat(5, 1fr); } }

.chain__step {
	background: var(--ink);
	padding: 30px 24px 32px;
	position: relative;
	transition: background .4s ease;
}
.chain__step:hover { background: var(--ink-2); }

.chain__n {
	font-family: var(--mono); font-size: 10.5px; letter-spacing: .26em;
	color: var(--orange); display: block; margin-bottom: 14px;
}
.chain__k {
	font-family: var(--display); font-weight: 400;
	font-size: 17px; letter-spacing: .16em; text-transform: uppercase;
	margin-bottom: 12px;
}
.chain__tags {
	font-family: var(--mono); font-size: 10px; letter-spacing: .14em;
	color: var(--steel); line-height: 1.9; margin-bottom: 12px; text-transform: uppercase;
}
.chain__v { font-size: 14.2px; color: var(--muted); line-height: 1.6; margin: 0; }

/* ----------------------------------------------------- search prose block */

.searchprose { max-width: 78ch; }
.searchprose p { color: var(--muted); margin: 0 0 18px; font-size: 16.5px; }
.searchprose p:first-of-type { color: var(--text); font-size: 17.5px; }
.searchprose strong { color: var(--text); font-weight: 500; }

/* ------------------------------------------------------------- footer nav */

.ftr__cols { display: grid; gap: 34px; }
@media (min-width: 720px)  { .ftr__cols { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .ftr__cols { grid-template-columns: repeat(4, 1fr); } }
.ftr__cols h4 { font-family: var(--mono); font-size: 10px; letter-spacing: .26em; }
.ftr__tag {
	font-family: var(--mono); font-size: 10.5px; letter-spacing: .2em;
	text-transform: uppercase; color: var(--steel);
}
.ftr__tag b { color: var(--orange); font-weight: 500; }


/* ------------------------------------------------------------ breadcrumb */

.crumb {
	font-family: var(--mono); font-size: 10.5px; letter-spacing: .18em;
	text-transform: uppercase; color: var(--steel);
	display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 22px;
}
.crumb a { color: var(--steel); transition: color .25s ease; }
.crumb a:hover { color: var(--orange); }
.crumb span[aria-current] { color: var(--text); }

/* ---------------------------------------------------------- quick answer */

.qanswer {
	max-width: 74ch;
	padding: 28px 30px;
	background: linear-gradient(160deg, rgba(0,24,60,.5), rgba(8,18,42,.25));
}
.qanswer .ulabel { display: block; margin-bottom: 14px; }
.qanswer p { margin: 0 0 12px; color: var(--muted); font-size: 16px; line-height: 1.65; }
.qanswer p:last-child { margin-bottom: 0; }
.qanswer strong { color: var(--text); font-weight: 500; }


/* Hero audience line (doc4 §11) */
.hslide__aud { margin: 14px 0 0; color: var(--steel); letter-spacing: .18em; font-size: 10.5px; }

/* Per-card capability CTA (doc4 §19) */
.mod__cta { font-family: var(--mono); font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); margin-top: 2px; }
.mod__cta span { display: inline-block; transition: transform .35s cubic-bezier(.22,1,.36,1); }
.mod:hover .mod__cta span { transform: translateX(5px); }

/* Three audience columns (doc4 §21-24) */
@media (min-width: 1000px) { .worlds--three { grid-template-columns: repeat(3, 1fr); } }
.world__cta { display: inline-block; margin-top: 4px; font-family: var(--mono); font-size: 10.5px; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); }
.world__cta:hover { color: var(--accent-hot); }


/* ------------------------------------------------------------- portfolio */

.wfilter { display: flex; flex-wrap: wrap; gap: 16px; margin-top: 30px; }
.wfilter__b {
	font-family: var(--mono); font-size: 10.5px; letter-spacing: .18em;
	text-transform: uppercase; color: var(--steel); transition: color .25s ease;
}
.wfilter__b:hover { color: var(--accent); }

.wgrid { display: grid; gap: 18px; }
@media (min-width: 700px)  { .wgrid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1080px) { .wgrid { grid-template-columns: repeat(3, 1fr); } }

.wcard {
	position: relative; display: flex; flex-direction: column; gap: 12px;
	padding: 26px 24px 24px;
	border: 1px solid var(--line);
	background: linear-gradient(160deg, rgba(0,24,60,.34), rgba(8,18,42,.14));
	transition: border-color .35s ease, transform .4s cubic-bezier(.22,1,.36,1);
}
a.wcard:hover { border-color: rgba(0,100,230,.45); transform: translateY(-3px); }

.wcard__top { display: flex; justify-content: space-between; gap: 14px; align-items: baseline; }
.wcard__name { font-size: 1.22rem; line-height: 1.18; }
a.wcard:hover .wcard__name { color: var(--accent-hot); }
.wcard__line { margin: 0; color: var(--text); font-size: 14.6px; line-height: 1.55; }
.wcard__desc { margin: 0; color: var(--muted); font-size: 14.2px; line-height: 1.62; flex: 1; }

.wcard__caps { display: flex; flex-wrap: wrap; gap: 6px 12px; }
.wcard__caps span { font-size: 12px; color: var(--steel); }
.wcard__caps span::after { content: "·"; margin-left: 12px; color: rgba(156,192,204,.3); }
.wcard__caps span:last-child::after { content: ""; }

.wcard__foot { display: flex; justify-content: space-between; align-items: baseline; gap: 14px; margin-top: 4px; }
.wcard__status {
	font-family: var(--mono); font-size: 10px; letter-spacing: .18em;
	text-transform: uppercase; color: var(--ember);
}
.wcard__go {
	font-family: var(--mono); font-size: 10px; letter-spacing: .16em;
	text-transform: uppercase; color: var(--accent);
}
.wcard__go:hover { color: var(--accent-hot); }
.wcard__note {
	margin: 2px 0 0; font-size: 11.5px; color: var(--steel);
	border-top: 1px solid var(--line); padding-top: 10px;
}


/* Project screenshot inside the card. Cropped to the top of the page, which
   is the part that actually identifies the product. */
.wcard { padding-top: 0; overflow: hidden; }
.wcard__shot {
	display: block;
	margin: 0 -24px 4px;
	border-bottom: 1px solid var(--line);
	background: var(--ink);
	aspect-ratio: 16 / 10;
	overflow: hidden;
}
.wcard__shot img {
	width: 100%; height: 100%;
	object-fit: cover; object-position: top center;
	display: block;
	filter: saturate(.92);
	transition: transform .6s cubic-bezier(.22,1,.36,1), filter .4s ease;
}
.wcard:hover .wcard__shot img { transform: scale(1.035); filter: saturate(1); }

.wcard__shot--none {
	display: flex; align-items: center; justify-content: center;
	background: repeating-linear-gradient(135deg, rgba(156,192,204,.05) 0 10px, transparent 10px 20px);
}


/* ----------------------------------------------------------- field notes */

.fn__pager { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 34px; }
.fn__pager .page-numbers {
	font-family: var(--mono); font-size: 11px; letter-spacing: .16em;
	text-transform: uppercase; color: var(--steel);
	border: 1px solid var(--line); padding: 9px 14px;
	transition: border-color .25s ease, color .25s ease;
}
.fn__pager .page-numbers:hover { border-color: var(--accent); color: var(--accent); }
.fn__pager .page-numbers.current { color: var(--accent); border-color: var(--accent); }

.fn__empty { max-width: 62ch; padding: 30px 32px; background: linear-gradient(160deg, rgba(0,24,60,.42), rgba(8,18,42,.18)); }
.fn__empty .ulabel { display: block; margin-bottom: 14px; }
.fn__empty p { color: var(--muted); margin: 0 0 12px; }
.fn__empty strong { color: var(--text); }


/* ===================================================================== */
/*  SERVICES INDEX                                                       */
/* ===================================================================== */

/* Jump nav under the hero */
.svcnav { display: flex; flex-wrap: wrap; gap: 10px 30px; margin-top: 34px; }
.svcnav a {
	font-family: var(--mono); font-size: 11px; letter-spacing: .22em;
	text-transform: uppercase; color: var(--steel);
	padding-bottom: 6px; border-bottom: 1px solid transparent;
	transition: color .25s ease, border-color .25s ease;
}
.svcnav a b { color: var(--accent); font-weight: 500; margin-right: 4px; }
.svcnav a:hover { color: var(--text); border-bottom-color: var(--accent); }

/* Discipline header — numeral sits beside the heading, not behind it */
.vhead { position: relative; display: grid; gap: 8px 30px; margin-bottom: clamp(28px, 4vw, 46px); }
@media (min-width: 900px) { .vhead { grid-template-columns: auto 1fr; align-items: start; } }
.vhead .sec__ix {
	position: static;
	font-size: clamp(48px, 7vw, 96px);
	line-height: .82;
	color: transparent;
	-webkit-text-stroke: 1px rgba(0,100,230,.28);
}
.vhead h2 { max-width: 26ch; font-size: clamp(1.5rem, 3vw, 2.3rem); }

/* Rows, not cards */
.srows { border-top: 1px solid var(--line); }

.srow {
	position: relative;
	display: grid;
	gap: 10px 26px;
	padding: 28px 0;
	border-bottom: 1px solid var(--line);
	align-items: start;
	transition: padding-left .45s cubic-bezier(.22,1,.36,1);
}
@media (min-width: 900px) {
	.srow { grid-template-columns: 46px 44px minmax(0,1fr) auto; align-items: center; padding: 30px 0; }
	.srow:hover { padding-left: 16px; }
}

/* accent line that wipes along the row on hover */
.srow::after {
	content: ""; position: absolute; left: 0; bottom: -1px; height: 1px; width: 0;
	background: var(--accent);
	transition: width .55s cubic-bezier(.22,1,.36,1);
}
.srow:hover::after { width: 100%; }

.srow__n {
	font-family: var(--mono); font-size: 11px; letter-spacing: .2em;
	color: var(--ember); opacity: .8;
}

.srow__ico { color: var(--steel); transition: color .3s ease, transform .45s cubic-bezier(.22,1,.36,1); }
.srow__ico .ico { width: 30px; height: 30px; stroke-width: 1.3; }
.srow:hover .srow__ico { color: var(--accent); transform: translateX(3px); }

.srow__main { display: block; min-width: 0; }
.srow__t {
	font-size: clamp(1.25rem, 2.3vw, 1.72rem);
	line-height: 1.12; letter-spacing: -.022em;
	margin-bottom: 6px;
	transition: color .3s ease;
}
.srow:hover .srow__t { color: var(--accent-hot); }
.srow__sub { margin: 0 0 10px; color: var(--muted); font-size: 15px; line-height: 1.55; max-width: 56ch; }

.srow__tags { display: flex; flex-wrap: wrap; gap: 5px 12px; }
.srow__tags span { font-size: 12.5px; color: var(--steel); }
.srow__tags span::after { content: "·"; margin-left: 12px; color: rgba(156,192,204,.28); }
.srow__tags span:last-child::after { content: ""; }

.srow__cta {
	font-family: var(--mono); font-size: 10.5px; letter-spacing: .18em;
	text-transform: uppercase; color: var(--steel);
	white-space: nowrap;
	transition: color .3s ease;
}
.srow:hover .srow__cta { color: var(--accent); }
.srow__cta span { display: inline-block; transition: transform .35s cubic-bezier(.22,1,.36,1); }
.srow:hover .srow__cta span { transform: translateX(6px); }

@media (max-width: 899px) {
	.srow { grid-template-columns: auto 1fr; }
	.srow__n { grid-column: 1; }
	.srow__ico { grid-column: 2; justify-self: start; }
	.srow__main, .srow__cta { grid-column: 1 / -1; }
	.srow__cta { color: var(--accent); }
}

@media (prefers-reduced-motion: reduce) {
	.srow, .srow::after, .srow__ico, .srow__cta span { transition: none; }
	.srow:hover { padding-left: 0; }
}