/* ==========================================================================
   Cuchillas Rodrigo — portada
   Grafito + acero + brasa de temple.
   ========================================================================== */

@font-face {
	font-family: "Archivo";
	src: url("../fonts/archivo-latin-wdth-normal.woff2") format("woff2-variations");
	font-weight: 100 900;
	font-stretch: 62% 125%;
	font-style: normal;
	font-display: swap;
}
@font-face {
	font-family: "Plex Mono";
	src: url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
	font-weight: 400;
	font-display: swap;
}
@font-face {
	font-family: "Plex Mono";
	src: url("../fonts/ibm-plex-mono-latin-500-normal.woff2") format("woff2");
	font-weight: 500;
	font-display: swap;
}

/* --------------------------------------------------------------------------
   Tokens
   -------------------------------------------------------------------------- */
:root {
	--ink: #0d0e0f;
	--graphite: #141618;
	--graphite-2: #1b1e21;
	--line: rgba(255, 255, 255, .09);
	--line-2: rgba(255, 255, 255, .16);
	--steel-500: #8b9298;
	--steel-300: #b9bec2;
	--steel-100: #e9e8e4;
	--paper: #f1f0ec;
	--paper-2: #e3e2dd;
	--text: #eceeef;
	--muted: #9aa1a7;
	--ember: #ff5b1f;
	--ember-2: #ffa047;
	--ember-glow: rgba(255, 91, 31, .35);

	--f-sans: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
	--f-mono: "Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

	--wrap: 1320px;
	--gut: clamp(16px, 4vw, 48px);
	--r: 4px;
	--ease: cubic-bezier(.22, .7, .1, 1);
}

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body.cu {
	margin: 0;
	background: var(--ink);
	color: var(--text);
	font-family: var(--f-sans);
	font-size: 17px;
	line-height: 1.6;
	font-stretch: 100%;
	-webkit-font-smoothing: antialiased;
	overflow-x: hidden;
}
.cu img { max-width: 100%; height: auto; display: block; }
.cu a { color: inherit; }
.cu h1, .cu h2, .cu h3 { margin: 0; font-weight: 600; line-height: 1.05; }
.cu p { margin: 0; }
.cu ul, .cu ol { margin: 0; padding: 0; list-style: none; }
.cu ::selection { background: var(--ember); color: #fff; }
.cu :focus-visible { outline: 2px solid var(--ember-2); outline-offset: 3px; }
.screen-reader-text { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.cu-skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: #fff; color: #000; padding: 8px 14px; }
.cu-skip:focus { left: 8px; }

.cu-wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gut); }

.cu-eyebrow {
	font-family: var(--f-mono);
	font-size: 12px;
	letter-spacing: .14em;
	text-transform: uppercase;
	color: var(--muted);
	display: flex;
	align-items: center;
	gap: 12px;
}
.cu-eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--ember); }

.cu-h2 {
	font-size: clamp(36px, 5.4vw, 76px);
	font-stretch: 112%;
	font-weight: 600;
	letter-spacing: -.035em;
	line-height: .98;
	text-wrap: balance;
}
.cu-h2 .w { display: inline-block; overflow: hidden; vertical-align: top; padding-bottom: .08em; margin-bottom: -.08em; }
.cu-h2 .w > span { display: inline-block; }

/* Botones */
.cu-btn {
	--bg: var(--ember);
	display: inline-flex;
	align-items: center;
	gap: 10px;
	padding: 16px 26px;
	border-radius: 999px;
	background: var(--bg);
	color: #fff !important;
	text-decoration: none;
	font-weight: 600;
	font-size: 15px;
	letter-spacing: .01em;
	position: relative;
	overflow: hidden;
	isolation: isolate;
	transition: transform .4s var(--ease), box-shadow .4s var(--ease);
	box-shadow: 0 10px 30px -10px var(--ember-glow);
}
.cu-btn::after {
	content: "";
	position: absolute; inset: 0;
	background: linear-gradient(110deg, transparent 30%, rgba(255,255,255,.45) 50%, transparent 70%);
	transform: translateX(-120%);
	transition: transform .8s var(--ease);
	z-index: -1;
}
.cu-btn:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px var(--ember-glow); }
.cu-btn:hover::after { transform: translateX(120%); }
.cu-btn span { transition: transform .4s var(--ease); }
.cu-btn:hover span { transform: translateX(4px); }
.cu-btn--ghost { --bg: transparent; box-shadow: inset 0 0 0 1px var(--line-2); }
.cu-btn--ghost:hover { box-shadow: inset 0 0 0 1px var(--text); }
.cu-btn--sm { padding: 11px 18px; font-size: 14px; }

/* --------------------------------------------------------------------------
   Lienzo 3D + grano
   -------------------------------------------------------------------------- */
#cu-stage {
	position: fixed;
	inset: 0;
	width: 100vw;
	height: 100vh;
	z-index: 0;
	pointer-events: none;
	opacity: 0;
	transition: opacity 1.2s var(--ease);
}
.has-3d #cu-stage { opacity: 1; }
.cu-grain {
	position: fixed; inset: -50%;
	z-index: 1; pointer-events: none;
	opacity: .05;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
main, .cu-footer, .cu-header { position: relative; z-index: 2; }

/* --------------------------------------------------------------------------
   Cabecera
   -------------------------------------------------------------------------- */
.cu-header {
	position: fixed; top: 0; left: 0; right: 0;
	z-index: 50;
	transition: background .5s var(--ease), border-color .5s var(--ease), transform .5s var(--ease);
	border-bottom: 1px solid transparent;
}
.cu-header.is-solid {
	background: rgba(13, 14, 15, .72);
	backdrop-filter: blur(14px) saturate(140%);
	-webkit-backdrop-filter: blur(14px) saturate(140%);
	border-color: var(--line);
}
.cu-header.is-hidden { transform: translateY(-100%); }
.cu-header__in { display: flex; align-items: center; gap: 32px; height: 78px; }
.cu-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--text); }
.cu-logo__mark { width: 36px; height: 36px; color: var(--ember); }
.cu-logo__txt { display: flex; flex-direction: column; line-height: 1; }
.cu-logo__txt b { font-size: 20px; font-stretch: 125%; font-weight: 800; letter-spacing: .06em; }
.cu-logo__txt small { font-family: var(--f-mono); font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-top: 5px; }
.cu-nav { display: flex; gap: 30px; margin-left: auto; }
.cu-nav a { text-decoration: none; font-size: 14px; color: var(--steel-300); position: relative; padding: 6px 0; transition: color .3s; }
.cu-nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--ember); transform: scaleX(0); transform-origin: right; transition: transform .5s var(--ease); }
.cu-nav a:hover, .cu-nav a.is-current { color: #fff; }
.cu-nav a:hover::after, .cu-nav a.is-current::after { transform: scaleX(1); transform-origin: left; }

.cu-burger { display: none; margin-left: auto; width: 44px; height: 44px; border: 1px solid var(--line-2); border-radius: 50%; background: transparent; cursor: pointer; position: relative; }
.cu-burger span:not(.screen-reader-text) { position: absolute; left: 13px; right: 13px; height: 1.5px; background: var(--text); transition: transform .4s var(--ease); }
.cu-burger span:nth-child(1) { top: 17px; }
.cu-burger span:nth-child(2) { top: 25px; }
.cu-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.cu-burger[aria-expanded="true"] span:nth-child(2) { transform: translateY(-4px) rotate(-45deg); }
.cu-menu { display: flex; flex-direction: column; padding: 12px var(--gut) 28px; background: rgba(13,14,15,.96); border-bottom: 1px solid var(--line); }
.cu-menu[hidden] { display: none; }
.cu-menu a { text-decoration: none; font-size: 28px; font-stretch: 112%; font-weight: 600; padding: 10px 0; border-bottom: 1px solid var(--line); }
.cu-menu .cu-menu__tel { font-family: var(--f-mono); font-size: 15px; color: var(--ember-2); border: 0; padding-top: 18px; }

/* --------------------------------------------------------------------------
   Hero
   -------------------------------------------------------------------------- */
.cu-hero {
	min-height: 100svh;
	display: flex; flex-direction: column; justify-content: center;
	padding: 130px 0 40px;
	position: relative;
	background: radial-gradient(ellipse 70% 60% at 72% 45%, rgba(120, 130, 140, .10), transparent 70%);
}
.cu-hero__in { position: relative; z-index: 2; }
.cu-hero__title {
	font-size: clamp(44px, 7vw, 112px);
	font-stretch: 116%;
	font-weight: 700;
	letter-spacing: -.045em;
	line-height: .92;
	margin: 26px 0 30px;
}
.cu-hero__title em {
	font-style: normal;
	background: linear-gradient(100deg, var(--ember) 10%, var(--ember-2) 60%, #ffd29a 90%);
	-webkit-background-clip: text; background-clip: text; color: transparent;
}
.cu-line { display: block; overflow: hidden; padding-bottom: .06em; }
.cu-line > span { display: block; }
.cu-hero__lead { max-width: 33rem; color: var(--steel-300); font-size: clamp(16px, 1.3vw, 19px); }
.cu-hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }
.cu .cu-hero__fallback { display: none; }
.no-webgl .cu .cu-hero__fallback {
	display: block; position: absolute; right: 2%; top: 50%; width: min(52vw, 760px);
	transform: translateY(-50%); mix-blend-mode: luminosity; opacity: .5; filter: invert(1) contrast(1.2);
}

.cu-stats {
	display: grid; grid-template-columns: repeat(3, 1fr);
	margin-top: auto; padding-top: 70px;
	position: relative; z-index: 2;
}
.cu-stats > div { border-top: 1px solid var(--line-2); padding: 22px 24px 0 0; }
.cu-stats dt { font-size: clamp(40px, 4.4vw, 64px); font-stretch: 112%; font-weight: 600; letter-spacing: -.04em; line-height: 1; }
.cu-stats dt i { font-style: normal; color: var(--ember); margin-left: 2px; }
.cu-stats dd { margin: 8px 0 0; color: var(--muted); font-size: 14px; max-width: 20ch; }

.cu-scrollcue {
	position: absolute; right: var(--gut); bottom: 40px; z-index: 2;
	font-family: var(--f-mono); font-size: 11px; letter-spacing: .2em; text-transform: uppercase; color: var(--muted);
	writing-mode: vertical-rl; display: flex; align-items: center; gap: 12px;
}
.cu-scrollcue span { width: 1px; height: 54px; background: var(--line-2); position: relative; overflow: hidden; }
.cu-scrollcue span::after { content: ""; position: absolute; left: 0; top: -40%; width: 1px; height: 40%; background: var(--ember); animation: cu-drip 2.2s var(--ease) infinite; }
@keyframes cu-drip { to { top: 110%; } }

/* --------------------------------------------------------------------------
   Marcas
   -------------------------------------------------------------------------- */
.cu-brands { border-block: 1px solid var(--line); padding: 26px 0; background: var(--ink); display: flex; align-items: center; gap: 30px; overflow: hidden; }
.cu-brands__label { flex: none; padding-left: var(--gut); font-family: var(--f-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); max-width: 15ch; line-height: 1.4; }
.cu-marquee { overflow: hidden; flex: 1; mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.cu-marquee__track { display: flex; width: max-content; animation: cu-marquee 60s linear infinite; }
.cu-marquee:hover .cu-marquee__track { animation-play-state: paused; }
.cu-marquee ul { display: flex; }
.cu-marquee li { font-size: 22px; font-stretch: 125%; font-weight: 700; letter-spacing: -.01em; color: var(--steel-500); padding: 0 28px; white-space: nowrap; display: flex; align-items: center; gap: 56px; transition: color .3s; }
.cu-marquee li::after { content: ""; width: 6px; height: 6px; transform: rotate(45deg); border: 1px solid var(--ember); margin-right: -28px; }
.cu-marquee li:hover { color: #fff; }
@keyframes cu-marquee { to { transform: translateX(-50%); } }

/* --------------------------------------------------------------------------
   Secciones
   -------------------------------------------------------------------------- */
.cu-section { padding: clamp(90px, 13vw, 180px) 0; background: var(--ink); position: relative; }
.cu-head { display: grid; gap: 24px; margin-bottom: clamp(48px, 6vw, 80px); max-width: 980px; }
.cu-head--split { max-width: none; grid-template-columns: 1.3fr 1fr; align-items: end; gap: 40px 60px; }
.cu-head--split > div { display: grid; gap: 24px; }
.cu-head__lead { color: var(--steel-300); max-width: 36rem; }

/* Gamas: superficie clara tipo acero satinado */
.cu-gamas { background: var(--paper); color: #141618; }
.cu-gamas .cu-eyebrow, .cu-gamas .cu-head__lead { color: #5b6166; }
.cu-gamas__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; perspective: 1400px; }
.cu-card {
	background: linear-gradient(160deg, #fbfbf9, var(--paper-2));
	border-radius: 6px;
	overflow: hidden;
	display: flex; flex-direction: column;
	transform-style: preserve-3d;
	transition: transform .6s var(--ease), box-shadow .6s var(--ease);
	box-shadow: 0 1px 0 rgba(255,255,255,.8) inset, 0 1px 2px rgba(0,0,0,.06);
	position: relative;
	--mx: 50%; --my: 50%;
}
.cu-card::before {
	content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 3;
	background: radial-gradient(420px circle at var(--mx) var(--my), rgba(255,255,255,.7), transparent 45%);
	opacity: 0; transition: opacity .4s;
	mix-blend-mode: soft-light;
}
.cu-card:hover { box-shadow: 0 40px 70px -30px rgba(20,22,24,.45); }
.cu-card:hover::before { opacity: 1; }
.cu-card__media { aspect-ratio: 1 / .85; display: grid; place-items: center; padding: 16px; transform: translateZ(40px); }
.cu-card__media img { mix-blend-mode: multiply; width: 100%; height: 100%; object-fit: contain; transition: transform .8s var(--ease); }
.cu-card:hover .cu-card__media img { transform: scale(1.06); }
.cu-card__body { padding: 6px 24px 26px; display: flex; flex-direction: column; gap: 12px; flex: 1; transform: translateZ(20px); }
.cu-card__num { font-family: var(--f-mono); font-size: 12px; color: var(--ember); }
.cu-card h3 { font-size: 26px; font-stretch: 112%; letter-spacing: -.02em; }
.cu-card p { font-size: 15px; color: #4a5056; line-height: 1.5; }
.cu-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; }
.cu-chips li { font-family: var(--f-mono); font-size: 11.5px; padding: 4px 9px; border: 1px solid rgba(20,22,24,.18); border-radius: 999px; }
.cu-card__link { margin-top: auto; padding-top: 10px; font-weight: 600; font-size: 14px; text-decoration: none; display: inline-flex; gap: 6px; align-items: center; }
.cu-card__link span { color: var(--ember); transition: transform .4s var(--ease); }
.cu-card__link:hover span { transform: translate(3px, -3px); }

/* Proceso */
.cu-process { height: calc(var(--steps, 5) * 100vh + 40vh); position: relative; }
.cu-process__sticky { position: sticky; top: 0; height: 100vh; overflow: hidden; display: flex; align-items: center; }
.cu-process__in { display: grid; grid-template-columns: minmax(0, 440px) 1fr; gap: 40px; align-items: center; height: 100%; padding-top: 70px; }
.cu-process__text { display: grid; gap: 26px; }
.cu-process .cu-h2 { font-size: clamp(32px, 3.6vw, 52px); }
.cu-steps { display: grid; gap: 4px; counter-reset: s; }
.cu-step { display: grid; grid-template-columns: 44px 1fr; gap: 10px; padding: 12px 0; border-top: 1px solid var(--line); opacity: .35; transition: opacity .5s var(--ease); }
.cu-step__num { font-family: var(--f-mono); font-size: 12px; color: var(--muted); padding-top: 5px; }
.cu-step h3 { font-size: 20px; font-stretch: 110%; letter-spacing: -.01em; }
.cu-step p { font-size: 15px; color: var(--steel-300); max-height: 0; overflow: hidden; opacity: 0; transition: max-height .6s var(--ease), opacity .5s var(--ease), margin .6s var(--ease); }
.cu-step.is-active { opacity: 1; }
.cu-step.is-active .cu-step__num { color: var(--ember); }
.cu-step.is-active p { max-height: 160px; opacity: 1; margin-top: 8px; }
.cu-process__hud { justify-self: end; align-self: end; margin-bottom: 9vh; width: 220px; font-family: var(--f-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); border: 1px solid var(--line); padding: 16px; background: rgba(13,14,15,.4); backdrop-filter: blur(6px); }
.cu-hud__row { display: flex; justify-content: space-between; padding: 4px 0; }
.cu-hud__row b { color: var(--text); font-weight: 500; }
.cu-hud__bar { height: 2px; background: var(--line); margin-top: 12px; }
.cu-hud__bar i { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--ember), var(--ember-2)); }

/* Aceros */
.cu-aceros { background: var(--graphite); }
.cu-filter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 34px; }
.cu-filter button {
	font: 500 13px var(--f-mono); letter-spacing: .04em;
	padding: 10px 16px; border-radius: 999px; cursor: pointer;
	color: var(--steel-300); background: transparent; border: 1px solid var(--line-2);
	transition: all .3s var(--ease);
}
.cu-filter button:hover { color: #fff; border-color: var(--steel-500); }
.cu-filter button.is-on { background: var(--text); color: var(--ink); border-color: var(--text); }
.cu-steel { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }
.cu-ingot {
	position: relative; overflow: hidden;
	padding: 28px 24px 26px;
	min-height: 190px;
	display: flex; flex-direction: column; justify-content: space-between; gap: 18px;
	border-radius: var(--r);
	background:
		repeating-linear-gradient(90deg, rgba(255,255,255,.025) 0 1px, transparent 1px 3px),
		linear-gradient(165deg, #2a2e32, #1a1d20 60%, #222629);
	border: 1px solid var(--line);
	transition: opacity .5s var(--ease), transform .5s var(--ease), border-color .5s;
}
.cu-ingot__grade { font-family: var(--f-mono); font-size: clamp(30px, 2.8vw, 40px); font-weight: 500; letter-spacing: -.02em; color: #fff; }
.cu-ingot__use { font-size: 15px; color: var(--steel-300); line-height: 1.45; }
.cu-ingot__shine { position: absolute; inset: 0; background: linear-gradient(115deg, transparent 35%, rgba(255,255,255,.10) 50%, transparent 65%); transform: translateX(-100%); transition: transform 1.1s var(--ease); pointer-events: none; }
.cu-ingot:hover .cu-ingot__shine { transform: translateX(100%); }
.cu-ingot:hover { border-color: var(--line-2); }
.cu-ingot.is-match { border-color: rgba(255, 91, 31, .55); box-shadow: 0 0 0 1px rgba(255,91,31,.2), 0 20px 50px -25px var(--ember-glow); }
.cu-ingot.is-match .cu-ingot__grade { color: var(--ember-2); }
.cu-ingot.is-dim { opacity: .28; transform: scale(.98); }

/* Stock */
.cu-stock { position: relative; min-height: 100vh; display: flex; align-items: center; overflow: hidden; background: #000; }
.cu-stock__bg { position: absolute; inset: -15% 0; background-size: cover; background-position: center; opacity: .55; will-change: transform; }
.cu-stock::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(13,14,15,.92) 10%, rgba(13,14,15,.35) 70%), linear-gradient(0deg, var(--ink), transparent 30%, transparent 70%, var(--graphite)); }
.cu-stock__in { position: relative; z-index: 2; display: grid; gap: 22px; }
.cu-stock__big { font-size: clamp(110px, 22vw, 340px); font-stretch: 125%; font-weight: 800; letter-spacing: -.06em; line-height: .82; display: flex; align-items: flex-end; gap: 22px; flex-wrap: wrap; }
.cu-stock__big span { background: linear-gradient(180deg, #fff 20%, #8e959b 100%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.cu-stock__big small { font-size: clamp(16px, 1.6vw, 22px); font-stretch: 100%; font-weight: 500; letter-spacing: 0; line-height: 1.25; color: var(--ember-2); padding-bottom: .6em; }
.cu-stock__txt { max-width: 34rem; color: var(--steel-300); font-size: 18px; }

/* Piezas: carril horizontal */
.cu-piezas { padding-bottom: 0; overflow: hidden; }
.cu-rail { padding-bottom: clamp(70px, 9vw, 130px); }
.cu-rail__track { display: flex; gap: 18px; padding-inline: var(--gut); width: max-content; will-change: transform; }
.cu-pieza { margin: 0; width: clamp(280px, 34vw, 520px); flex: none; }
.cu-pieza img { aspect-ratio: 3 / 2; object-fit: contain; background: var(--paper); border-radius: var(--r); mix-blend-mode: normal; transition: transform .8s var(--ease); }
.cu-pieza:hover img { transform: translateY(-6px); }
.cu-pieza figcaption { font-family: var(--f-mono); font-size: 12px; color: var(--muted); margin-top: 12px; letter-spacing: .04em; }

/* Empresa */
.cu-empresa { background: var(--graphite); }
.cu-empresa__grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: 60px; align-items: start; }
.cu-values { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border-top: 1px solid var(--line); }
.cu-values article { padding: 30px 30px 34px 0; border-bottom: 1px solid var(--line); display: grid; gap: 10px; align-content: start; }
.cu-values article:nth-child(odd) { border-right: 1px solid var(--line); }
.cu-values article:nth-child(even) { padding-left: 30px; }
.cu-values span { font-family: var(--f-mono); font-size: 12px; color: var(--ember); }
.cu-values h3 { font-size: 26px; font-stretch: 112%; letter-spacing: -.02em; }
.cu-values p { color: var(--steel-300); font-size: 15.5px; }
.cu-equipos { background: var(--paper); color: #141618; border-radius: 6px; padding: 34px; position: sticky; top: 110px; }
.cu-equipos h3 { font-size: 24px; font-stretch: 110%; letter-spacing: -.02em; }
.cu-equipos p { color: #5b6166; font-size: 15px; margin: 10px 0 20px; }
.cu-equipos li { padding: 12px 0; border-top: 1px solid rgba(20,22,24,.12); display: flex; align-items: center; gap: 12px; font-weight: 500; }
.cu-equipos li::before { content: ""; width: 7px; height: 7px; border: 1.5px solid var(--ember); transform: rotate(45deg); flex: none; }

/* Contacto */
.cu-contact { background: var(--ink); border-top: 1px solid var(--line); }
.cu-contact__grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: 70px; }
.cu-contact__info { display: grid; gap: 24px; align-content: start; }
.cu-contact__list { margin-top: 16px; border-top: 1px solid var(--line); }
.cu-contact__list li { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.cu-contact__list span { font-family: var(--f-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); padding-top: 4px; }
.cu-contact__list a { text-decoration: none; font-size: 17px; transition: color .3s; }
.cu-contact__list a:hover { color: var(--ember-2); }
.cu-contact__form { background: var(--graphite-2); border: 1px solid var(--line); border-radius: 6px; padding: clamp(24px, 3.5vw, 44px); }

/* Formulario CF7 */
.cu-form p { margin: 0 0 18px; }
.cu-form .cu-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 16px; }
.cu-form label { display: block; font-family: var(--f-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.cu-form .wpcf7-form-control-wrap { display: block; margin-top: 8px; }
.cu-form input[type="text"], .cu-form input[type="email"], .cu-form input[type="tel"], .cu-form textarea {
	width: 100%; background: transparent; color: var(--text);
	border: 0; border-bottom: 1px solid var(--line-2); border-radius: 0;
	padding: 10px 0 12px; font: 400 17px var(--f-sans);
	transition: border-color .3s;
}
.cu-form textarea { height: 120px; resize: vertical; }
.cu-form input:focus, .cu-form textarea:focus { outline: none; border-color: var(--ember); }
.cu-form .wpcf7-acceptance label, .cu-form .wpcf7-list-item-label { text-transform: none; letter-spacing: 0; font-family: var(--f-sans); font-size: 14px; color: var(--steel-300); }
.cu-form .wpcf7-list-item { margin: 0; }
.cu-form .wpcf7-acceptance a { color: var(--ember-2); }
.cu-form input[type="checkbox"] { accent-color: var(--ember); margin-right: 8px; }
.cu-form input[type="file"] { margin-top: 10px; width: 100%; color: var(--muted); font: 14px var(--f-sans); padding: 14px; border: 1px dashed var(--line-2); border-radius: var(--r); background: transparent; cursor: pointer; }
.cu-form input[type="file"]::file-selector-button { margin-right: 14px; padding: 8px 14px; border: 1px solid var(--line-2); border-radius: 999px; background: transparent; color: var(--text); font: 500 13px var(--f-sans); cursor: pointer; }
.cu-form input[type="file"]:hover::file-selector-button { border-color: var(--ember); }
.cu-form .wpcf7-submit {
	appearance: none; border: 0; cursor: pointer;
	background: var(--ember); color: #fff;
	padding: 16px 30px; border-radius: 999px; font: 600 15px var(--f-sans);
	box-shadow: 0 10px 30px -10px var(--ember-glow);
	transition: transform .4s var(--ease), background .3s;
}
.cu-form .wpcf7-submit:hover { transform: translateY(-2px); background: #ff6c35; }
.cu-form .wpcf7-not-valid-tip { font-size: 13px; color: var(--ember-2); margin-top: 6px; }
.cu-form .wpcf7-response-output { margin: 18px 0 0 !important; border-radius: var(--r); font-size: 14px; padding: 12px 14px !important; }
.cu-form .wpcf7-spinner { background-color: var(--steel-500); }

/* Pie */
.cu-footer { background: #090a0b; border-top: 1px solid var(--line); padding: 60px 0 34px; font-size: 14px; color: var(--muted); }
.cu-footer__top { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; padding-bottom: 34px; border-bottom: 1px solid var(--line); }
.cu-footer__brand { font-size: 30px; font-stretch: 125%; font-weight: 800; letter-spacing: .05em; color: var(--text); display: flex; flex-direction: column; line-height: 1; }
.cu-footer__brand small { font: 400 11px var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-top: 8px; }
.cu-footer nav { display: flex; gap: 24px; }
.cu-footer nav a { text-decoration: none; }
.cu-footer nav a:hover { color: #fff; }
.cu-ayudas { display: grid; grid-template-columns: 56px 1fr; gap: 24px; padding: 30px 0; border-bottom: 1px solid var(--line); }
.cu-ayudas img { background: #fff; border-radius: 3px; padding: 4px; width: 56px; }
.cu-ayudas div { display: grid; gap: 10px; font-size: 12.5px; line-height: 1.55; max-width: 980px; }
.cu-footer__copy { padding-top: 24px; font-size: 13px; }

/* --------------------------------------------------------------------------
   Estado inicial de las animaciones (sólo con JS)
   -------------------------------------------------------------------------- */
.js [data-reveal] { opacity: 0; transform: translateY(28px); }
.js .cu-hero__title .cu-line > span { transform: translateY(105%); }
.js .cu-stock__big { opacity: 0; }

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1100px) {
	.cu-gamas__grid { grid-template-columns: repeat(2, 1fr); }
	.cu-empresa__grid { grid-template-columns: 1fr; }
	.cu-equipos { position: static; }
}
@media (max-width: 900px) {
	.cu-nav, .cu-header .cu-btn--sm { display: none; }
	.cu-burger { display: block; }
	.cu-header__in { height: 66px; }
	.cu-head--split { grid-template-columns: 1fr; }
	.cu-process__in { grid-template-columns: 1fr; align-content: end; padding-bottom: 6vh; gap: 0; }
	.cu-process__text { background: linear-gradient(0deg, rgba(13,14,15,.95) 70%, transparent); padding-top: 40px; margin-inline: calc(var(--gut) * -1); padding-inline: var(--gut); }
	.cu-process .cu-h2 { display: none; }
	.cu-process__hud { display: none; }
	.cu-step:not(.is-active) { display: none; }
	.cu-contact__grid { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 640px) {
	body.cu { font-size: 16px; }
	.cu-hero { padding-top: max(300px, 44svh); justify-content: flex-start; }
	.cu-hero__title { margin-top: 18px; }
	.cu-stats { grid-template-columns: 1fr 1fr 1fr; gap: 12px; padding-top: 48px; }
	.cu-stats > div { padding-right: 0; }
	.cu-stats dd { font-size: 12px; }
	.cu-scrollcue { display: none; }
	.cu-brands { flex-direction: column; align-items: stretch; gap: 14px; }
	.cu-brands__label { max-width: none; }
	.cu-gamas__grid { grid-template-columns: 1fr; }
	.cu-values { grid-template-columns: 1fr; }
	.cu-values article, .cu-values article:nth-child(even) { padding: 26px 0; border-right: 0 !important; }
	.cu-form .cu-row { grid-template-columns: 1fr; }
	.cu-contact__list li { grid-template-columns: 1fr; gap: 4px; }
	.cu-ayudas { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
	html { scroll-behavior: auto; }
	.cu-marquee__track, .cu-scrollcue span::after { animation: none; }
	.js [data-reveal], .js .cu-stock__big { opacity: 1; transform: none; }
	.js .cu-hero__title .cu-line > span { transform: none; }
}

/* ==========================================================================
   Menú desplegable de gamas
   ========================================================================== */
.cu-nav { align-items: center; }
.cu-nav__drop { position: relative; }
.cu-nav__drop > a { display: inline-block; }
.cu-nav__panel {
	position: absolute; top: calc(100% + 14px); left: 50%;
	width: 340px; padding: 8px;
	display: grid; gap: 2px;
	background: rgba(20, 22, 24, .96);
	backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
	border: 1px solid var(--line); border-radius: 8px;
	box-shadow: 0 30px 60px -20px rgba(0,0,0,.6);
	opacity: 0; visibility: hidden;
	transform: translate(-50%, -6px);
	transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
}
.cu-nav__panel::before { content: ""; position: absolute; left: 0; right: 0; top: -16px; height: 16px; }
.cu-nav__drop:hover .cu-nav__panel, .cu-nav__drop:focus-within .cu-nav__panel { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.cu-nav .cu-nav__panel a { display: flex; align-items: center; gap: 14px; padding: 8px; border-radius: 6px; color: var(--text); font-size: 15px; }
.cu-nav .cu-nav__panel a::after { display: none; }
.cu-nav .cu-nav__panel a:hover, .cu-nav .cu-nav__panel a[aria-current] { background: rgba(255,255,255,.06); }
.cu-nav .cu-nav__panel a[aria-current] span { color: var(--ember-2); }
.cu-nav__panel img { width: 48px; height: 48px; border-radius: 5px; background: var(--paper); object-fit: contain; padding: 3px; }
.cu-menu .cu-menu__sub { font-size: 18px; font-stretch: 100%; padding: 8px 0 8px 18px; color: var(--steel-300); border-bottom: 0; }

/* ==========================================================================
   Páginas de gama
   ========================================================================== */
.cu-hero--gama .cu-eyebrow a { color: inherit; text-decoration: none; }
.cu-hero--gama .cu-eyebrow a:hover { color: #fff; }
.cu-hero--gama .cu-hero__title { font-size: clamp(40px, 5.8vw, 92px); max-width: min(100%, 8.6em); }
.cu-hero--gama .cu-hero__title em { display: inline; }

.cu-ingot--more { background: transparent; border-style: dashed; }
.cu-ingot--more .cu-ingot__grade { color: var(--muted); }

/* Galería */
.cu-gallery { background: var(--paper); color: #141618; }
.cu-gallery .cu-eyebrow, .cu-gallery .cu-head__lead { color: #5b6166; }
.cu-gallery__grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.cu-shot { margin: 0; grid-column: span 2; }
.cu-shot:nth-child(5n + 1) { grid-column: span 4; grid-row: span 2; }
.cu-shot__btn {
	display: block; width: 100%; height: calc(100% - 34px); padding: 0; border: 0; cursor: zoom-in;
	background: linear-gradient(160deg, #fbfbf9, var(--paper-2));
	border-radius: 6px; overflow: hidden; position: relative;
}
.cu-shot__btn img { width: 100%; height: 100%; aspect-ratio: 3 / 2; object-fit: contain; mix-blend-mode: multiply; transition: transform .9s var(--ease); }
.cu-shot__btn:hover img { transform: scale(1.06); }
.cu-shot__btn::after { content: "+"; position: absolute; right: 14px; top: 12px; width: 34px; height: 34px; border-radius: 50%; background: #141618; color: #fff; display: grid; place-items: center; font-size: 20px; opacity: 0; transform: scale(.7); transition: all .4s var(--ease); }
.cu-shot__btn:hover::after { opacity: 1; transform: scale(1); }
.cu-shot figcaption { display: flex; gap: 12px; font-size: 13.5px; color: #4a5056; padding-top: 12px; height: 34px; }
.cu-shot figcaption span { font-family: var(--f-mono); font-size: 12px; color: var(--ember); }

.cu-lightbox { border: 0; padding: 0; background: transparent; max-width: min(1100px, 92vw); color: var(--text); overflow: visible; }
.cu-lightbox::backdrop { background: rgba(9, 10, 11, .9); backdrop-filter: blur(6px); }
.cu-lightbox[open] { animation: cu-pop .45s var(--ease); }
.cu-lightbox img { width: 100%; height: auto; max-height: 80vh; object-fit: contain; background: var(--paper); border-radius: 6px; }
.cu-lightbox p { margin-top: 12px; font-family: var(--f-mono); font-size: 13px; color: var(--steel-300); }
.cu-lightbox__close { position: absolute; top: -18px; right: -18px; width: 44px; height: 44px; border-radius: 50%; border: 0; background: var(--ember); color: #fff; font-size: 26px; line-height: 1; cursor: pointer; }
@keyframes cu-pop { from { opacity: 0; transform: scale(.96); } }

/* Ventajas */
.cu-ventajas { background: var(--ink); }
.cu-ventajas__grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.cu-ventajas__grid article { padding: 34px 34px 10px 0; display: grid; gap: 12px; align-content: start; }
.cu-ventajas__grid article + article { padding-left: 34px; border-left: 1px solid var(--line); }
.cu-ventajas__grid span { font-family: var(--f-mono); font-size: 12px; color: var(--ember); }
.cu-ventajas__grid h3 { font-size: 26px; font-stretch: 112%; letter-spacing: -.02em; }
.cu-ventajas__grid p { color: var(--steel-300); font-size: 15.5px; }

/* Marcas de máquinas */
.cu-maquinas { background: var(--graphite); }
.cu-maquinas__list { display: flex; flex-wrap: wrap; gap: 0; border-top: 1px solid var(--line); }
.cu-maquinas__list li {
	font-size: clamp(22px, 2.6vw, 38px); font-stretch: 125%; font-weight: 700; letter-spacing: -.02em;
	color: var(--steel-500);
	padding: 18px 34px 18px 0; margin-right: 34px;
	border-bottom: 1px solid var(--line);
	transition: color .3s;
	position: relative;
}
.cu-maquinas__list li::after { content: ""; position: absolute; right: 0; top: 50%; width: 6px; height: 6px; border: 1px solid var(--ember); transform: translateY(-50%) rotate(45deg); }
.cu-maquinas__list li:hover { color: #fff; }
.cu-maquinas__list li.is-more { color: var(--ember-2); }
.cu-maquinas__list li.is-more::after { display: none; }

/* Navegación entre gamas */
.cu-pager { display: grid; grid-template-columns: 1fr 1fr; border-top: 1px solid var(--line); background: var(--ink); }
.cu-pager__item {
	position: relative; overflow: hidden;
	padding: clamp(40px, 6vw, 80px) var(--gut);
	text-decoration: none; display: grid; gap: 10px;
	transition: background .5s var(--ease);
}
.cu-pager__item + .cu-pager__item { border-left: 1px solid var(--line); text-align: right; }
.cu-pager__label { font-family: var(--f-mono); font-size: 12px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.cu-pager__title { font-size: clamp(28px, 4vw, 56px); font-stretch: 116%; font-weight: 600; letter-spacing: -.035em; line-height: 1; position: relative; z-index: 1; transition: color .4s; }
.cu-pager__item img {
	position: absolute; right: 6%; top: 50%; width: 160px; height: 160px; object-fit: contain;
	background: var(--paper); border-radius: 8px; padding: 8px;
	opacity: 0; transform: translateY(-50%) rotate(-6deg) scale(.8);
	transition: all .6s var(--ease);
}
.cu-pager__item + .cu-pager__item img { right: auto; left: 6%; transform: translateY(-50%) rotate(6deg) scale(.8); }
.cu-pager__item:hover { background: var(--graphite); }
.cu-pager__item:hover .cu-pager__title { color: var(--ember-2); }
.cu-pager__item:hover img { opacity: 1; transform: translateY(-50%) rotate(0) scale(1); }

@media (max-width: 1100px) {
	.cu-pager__item img { display: none; }
}
@media (max-width: 900px) {
	.cu-gallery__grid { grid-template-columns: 1fr 1fr; }
	.cu-shot, .cu-shot:nth-child(5n + 1) { grid-column: span 1; grid-row: auto; }
	.cu-shot:nth-child(5n + 1) { grid-column: span 2; }
	.cu-ventajas__grid { grid-template-columns: 1fr; }
	.cu-ventajas__grid article, .cu-ventajas__grid article + article { padding: 28px 0; border-left: 0; border-bottom: 1px solid var(--line); }
}
@media (max-width: 640px) {
	.cu-pager { grid-template-columns: 1fr; }
	.cu-pager__item + .cu-pager__item { border-left: 0; border-top: 1px solid var(--line); text-align: left; }
	.cu-shot figcaption { height: auto; }
	.cu-shot__btn { height: auto; }
	.cu-lightbox__close { top: 8px; right: 8px; }
}