/* ============================================================
   MAB-TEK — Sistema de diseño
   Marca: azul profundo + ámbar/oro (extraídos del logo)
   Tono: industrial y robusto
   ============================================================ */
:root {
  /* Brand constants (do not theme) */
  --navy-900: #0A1D3D;
  --navy-800: #0E2A52;
  --navy-700: #14366B;
  --navy-600: #1A4C81;
  --blue-500: #2E7EBB;
  --blue-400: #4D9BD6;
  --amber-400: #F6D343;
  --amber-500: #F5B81C;
  --orange-500: #E07B16;
  --orange-600: #D37015;
  --paper: #F4F6F9;
  --steel-50: #EDF1F6;
  --steel-100: #E1E7EF;
  --steel-200: #CDD6E1;

  --accent: var(--amber-500);
  --accent-2: var(--orange-600);

  --font-display: 'Archivo', system-ui, sans-serif;
  --font-body: 'Archivo', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;

  --maxw: 1200px;
  --radius: 4px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---- THEME: Corporativo (claro, aireado) ---- */
[data-theme='corporativo'] {
  --bg: #FFFFFF;
  --bg-2: #F4F6F9;
  --surface: #FFFFFF;
  --surface-2: #F4F6F9;
  --text: #0A1D3D;
  --text-muted: #5A6B82;
  --border: #E3E8EF;
  --header-solid-bg: rgba(255, 255, 255, 0.92);
  --header-solid-text: var(--navy-900);
  --footer-bg: var(--navy-900);
  --footer-text: #C4D2E6;
}
/* ---- THEME: Tecnológico (oscuro, alto contraste) ---- */
[data-theme='tecnologico'] {
  --bg: var(--navy-900);
  --bg-2: #0C2348;
  --surface: #11294E;
  --surface-2: #0C2348;
  --text: #EAF1FA;
  --text-muted: #93A8C6;
  --border: rgba(120, 160, 210, 0.16);
  --header-solid-bg: rgba(10, 29, 61, 0.86);
  --header-solid-text: #EAF1FA;
  --footer-bg: #07152C;
  --footer-text: #93A8C6;
}
/* ---- THEME: Acero (steel, técnico) ---- */
[data-theme='acero'] {
  --bg: #EDF1F6;
  --bg-2: #E1E7EF;
  --surface: #FFFFFF;
  --surface-2: #EDF1F6;
  --text: #16263F;
  --text-muted: #57667D;
  --border: #CDD6E1;
  --header-solid-bg: rgba(237, 241, 246, 0.94);
  --header-solid-text: #16263F;
  --footer-bg: var(--navy-900);
  --footer-text: #C4D2E6;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color 0.4s var(--ease), color 0.4s var(--ease);
}
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.05; margin: 0; letter-spacing: -0.02em; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-2);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: '';
  width: 22px; height: 2px;
  background: var(--accent);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-weight: 700; font-size: 15px;
  letter-spacing: 0.01em;
  padding: 14px 24px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background-color 0.2s, color 0.2s, border-color 0.2s;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary {
  background: var(--accent);
  color: var(--navy-900);
  border-color: var(--accent);
}
.btn-primary:hover { transform: translateY(-2px); background: var(--amber-400); border-color: var(--amber-400); }
.btn-ghost {
  background: transparent;
  color: currentColor;
  border-color: currentColor;
  opacity: 0.92;
}
.btn-ghost:hover { transform: translateY(-2px); background: rgba(127, 127, 127, 0.12); }
.btn-wa { background: #25D366; color: #03331a; border-color: #25D366; }
.btn-wa:hover { transform: translateY(-2px); background: #1fc35d; border-color: #1fc35d; }

/* ---------- Header ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  transition: background-color 0.35s var(--ease), box-shadow 0.35s, color 0.35s, border-color 0.35s;
  color: #fff;
  border-bottom: 1px solid transparent;
}
.site-header .bar {
  max-width: var(--maxw); margin: 0 auto;
  padding: 16px 28px;
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.site-header.scrolled {
  background: var(--header-solid-bg);
  color: var(--header-solid-text);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--border);
  box-shadow: 0 6px 28px rgba(8, 20, 45, 0.10);
}
.brand { display: flex; align-items: center; gap: 13px; }
.brand img { height: 42px; width: auto; }
.brand .brand-name {
  display: flex; flex-direction: column; line-height: 1;
}
.brand .brand-name b {
  font-family: var(--font-display); font-weight: 800; font-size: 19px; letter-spacing: 0.02em;
}
.brand .brand-name span {
  font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.26em;
  text-transform: uppercase; opacity: 0.7; margin-top: 3px;
}
.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  font-weight: 600; font-size: 14.5px; padding: 9px 14px; border-radius: var(--radius);
  opacity: 0.86; transition: opacity 0.2s, background-color 0.2s;
}
.nav a:hover { opacity: 1; background: rgba(127, 127, 127, 0.12); }
.header-cta { display: flex; align-items: center; gap: 10px; }
.header-cta .btn { padding: 10px 18px; font-size: 14px; }
.menu-toggle { display: none; background: none; border: 0; color: inherit; cursor: pointer; padding: 6px; }
.menu-toggle svg { width: 26px; height: 26px; }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  background:
    radial-gradient(120% 90% at 80% 10%, #143a73 0%, transparent 55%),
    radial-gradient(120% 100% at 10% 90%, #0c2348 0%, transparent 60%),
    linear-gradient(160deg, #0a1d3d 0%, #081428 100%);
  color: #fff;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(90deg, rgba(8,18,40,0.92) 0%, rgba(8,18,40,0.55) 42%, transparent 75%);
  pointer-events: none;
}
.hero .wrap { position: relative; z-index: 2; padding-top: 120px; padding-bottom: 80px; width: 100%; }
.hero-inner { max-width: 680px; }
@media (min-width: 1121px) { .hero-inner { max-width: min(620px, 46vw); } }
.hero h1 {
  font-size: clamp(40px, 6.4vw, 78px);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 22px 0 0;
}
.hero h1 .hl { color: var(--amber-400); }
.hero .lede {
  font-size: clamp(17px, 1.5vw, 21px);
  color: #C7D6EC;
  margin-top: 24px;
  max-width: 560px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }

/* HUD readouts over the animation */
.hud {
  position: absolute; z-index: 2; bottom: 30px; right: 30px;
  display: flex; gap: 14px; flex-wrap: wrap; justify-content: flex-end;
  font-family: var(--font-mono);
}
.hud .chip {
  background: rgba(8, 20, 44, 0.5);
  border: 1px solid rgba(120, 160, 210, 0.22);
  border-radius: 6px;
  padding: 10px 14px; min-width: 120px;
  backdrop-filter: blur(6px);
}
.hud .chip .k {
  font-size: 9.5px; letter-spacing: 0.2em; text-transform: uppercase;
  color: #8fb0d6; display: flex; align-items: center; gap: 6px;
}
.hud .chip .k .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--amber-400); box-shadow: 0 0 8px var(--amber-400); }
.hud .chip .v { font-size: 20px; font-weight: 600; color: #fff; margin-top: 4px; }
.hud .chip .v small { font-size: 11px; color: #9fbbd9; font-weight: 500; }
.hud .chip.roblan .dot { background: #fff7e0; box-shadow: 0 0 8px #fff7e0; }
.hud .bars { display: flex; gap: 3px; align-items: flex-end; height: 18px; margin-top: 6px; }
.hud .bars i { width: 4px; background: var(--accent); border-radius: 1px; opacity: 0.35; transition: opacity 0.12s, height 0.12s; }

.scroll-cue {
  position: absolute; z-index: 2; bottom: 26px; left: 50%; transform: translateX(-50%);
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.24em; text-transform: uppercase;
  color: #8fb0d6; display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.scroll-cue .line { width: 1px; height: 34px; background: linear-gradient(var(--amber-400), transparent); animation: cue 1.8s var(--ease) infinite; transform-origin: top; }
@keyframes cue { 0%,100% { transform: scaleY(0.4); opacity: 0.4; } 50% { transform: scaleY(1); opacity: 1; } }

/* ---------- Sections ---------- */
.section { padding: clamp(72px, 9vw, 128px) 0; }
.section.alt { background: var(--bg-2); }
.section-head { max-width: 720px; margin-bottom: 56px; }
.section-head h2 { font-size: clamp(30px, 4vw, 50px); font-weight: 800; margin-top: 18px; }
.section-head p { color: var(--text-muted); font-size: 18px; margin-top: 18px; }

/* About */
.about-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 64px; align-items: center; }
.about-copy p + p { margin-top: 18px; }
.about-copy .lead { font-size: 21px; font-weight: 600; color: var(--text); }
.about-copy .muted { color: var(--text-muted); font-size: 17px; }
.pillars { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; }
.pillar { background: var(--surface); padding: 26px 24px; }
.pillar .ic { width: 38px; height: 38px; color: var(--accent-2); margin-bottom: 14px; }
.pillar h4 { font-size: 16px; font-weight: 700; }
.pillar p { color: var(--text-muted); font-size: 14.5px; margin-top: 7px; }

/* Services */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.svc {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px 30px;
  position: relative; overflow: hidden;
  transition: transform 0.25s var(--ease), border-color 0.25s, box-shadow 0.25s;
}
.svc::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(0); transform-origin: left; transition: transform 0.35s var(--ease);
}
.svc:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 50%, var(--border)); box-shadow: 0 18px 40px rgba(10, 29, 61, 0.12); }
.svc:hover::before { transform: scaleX(1); }
.svc .num { font-family: var(--font-mono); font-size: 12px; color: var(--text-muted); letter-spacing: 0.1em; }
.svc .ic { width: 46px; height: 46px; color: var(--accent-2); margin: 16px 0 18px; }
.svc h3 { font-size: 21px; font-weight: 700; }
.svc p { color: var(--text-muted); font-size: 15px; margin-top: 10px; }

/* Brands */
.brand-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.brandcard {
  position: relative; overflow: hidden;
  border-radius: 8px; padding: 40px;
  border: 1px solid var(--border);
  background: var(--surface);
  display: flex; flex-direction: column; min-height: 320px;
}
.brandcard .tag { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-muted); }
.brandcard .name { font-family: var(--font-display); font-weight: 800; font-size: 38px; letter-spacing: -0.01em; margin-top: 10px; }
.brandcard .desc { color: var(--text-muted); font-size: 16px; margin-top: 14px; max-width: 90%; }
.brandcard ul { list-style: none; padding: 0; margin: 22px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.brandcard ul li { font-size: 13px; font-weight: 600; padding: 7px 13px; border-radius: 100px; background: var(--surface-2); border: 1px solid var(--border); color: var(--text); }
.brandcard .spark { position: absolute; right: -40px; top: -40px; width: 220px; height: 220px; border-radius: 50%; opacity: 0.5; pointer-events: none; filter: blur(8px); }
.brandcard.emotron .name { color: var(--blue-500); }
.brandcard.emotron .spark { background: radial-gradient(circle, rgba(46,126,187,0.5), transparent 65%); }
.brandcard.roblan .name { color: var(--orange-500); }
.brandcard.roblan .spark { background: radial-gradient(circle, rgba(246,211,67,0.55), transparent 65%); }
.brandcard .foot { margin-top: auto; padding-top: 22px; font-size: 14px; font-weight: 600; color: var(--accent-2); display: inline-flex; align-items: center; gap: 8px; }

/* Products */
.prod-group { margin-top: 8px; }
.prod-group + .prod-group { margin-top: 64px; }
.prod-group-head {
  display: flex; align-items: baseline; justify-content: space-between; gap: 20px;
  flex-wrap: wrap; margin-bottom: 28px;
  padding-bottom: 18px; border-bottom: 1px solid var(--border);
}
.prod-group-head h3 { font-size: clamp(20px, 2.4vw, 27px); font-weight: 800; display: flex; align-items: center; gap: 14px; }
.prod-group-head .prod-note { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; color: var(--text-muted); }
.badge { font-family: var(--font-display); font-weight: 800; font-size: 14px; letter-spacing: 0.01em; padding: 6px 14px; border-radius: 100px; color: #fff; }
.badge.emotron { background: var(--blue-500); }
.badge.roblan { background: var(--orange-500); }

.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.prod {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  display: flex; flex-direction: column;
  transition: transform 0.25s var(--ease), border-color 0.25s, box-shadow 0.25s;
}
.prod:hover { transform: translateY(-4px); border-color: color-mix(in srgb, var(--accent) 45%, var(--border)); box-shadow: 0 16px 36px rgba(10, 29, 61, 0.12); }
.prod-img {
  display: block; width: 100%; aspect-ratio: 4 / 3;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--surface-2) 70%, #fff) 0%, var(--surface-2) 100%);
  border-bottom: 1px solid var(--border);
}
.prod-body { padding: 20px 20px 22px; display: flex; flex-direction: column; flex: 1; }
.prod-tag { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent-2); }
.prod-body h4 { font-size: 18px; font-weight: 700; margin-top: 8px; }
.prod-body p { color: var(--text-muted); font-size: 14px; margin-top: 9px; }
.prod-specs { list-style: none; padding: 0; margin: 16px 0 0; display: flex; flex-wrap: wrap; gap: 6px; }
.prod-specs li { font-size: 11.5px; font-weight: 600; padding: 5px 10px; border-radius: 5px; background: var(--surface-2); border: 1px solid var(--border); color: var(--text); }

/* foto oficial de producto (hotlink catálogo Roblan) */
.prod-img.live {
  display: flex; align-items: center; justify-content: center;
  background: #fff; overflow: hidden;
}
.prod-img.live img { max-width: 82%; max-height: 86%; object-fit: contain; }
.prod-src {
  margin-top: 14px; font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.04em; color: var(--blue-500); text-decoration: none;
  display: inline-flex; align-items: center; gap: 5px;
}
.prod-src:hover { text-decoration: underline; }

/* Contact */
.contact { background: var(--navy-900); color: #fff; position: relative; overflow: hidden; }
.contact::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(80% 120% at 85% 20%, rgba(46,126,187,0.28), transparent 60%);
}
.contact .wrap { position: relative; z-index: 2; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.contact h2 { font-size: clamp(32px, 4.4vw, 56px); font-weight: 800; color: #fff; }
.contact .lede { color: #C7D6EC; font-size: 18px; margin-top: 18px; max-width: 460px; }
.contact-cards { display: flex; flex-direction: column; gap: 16px; }
.ccard {
  display: flex; align-items: center; gap: 18px;
  background: rgba(255,255,255,0.05); border: 1px solid rgba(120,160,210,0.2);
  border-radius: 8px; padding: 22px 24px;
  transition: transform 0.2s var(--ease), border-color 0.2s, background-color 0.2s;
}
.ccard:hover { transform: translateY(-3px); border-color: var(--amber-400); background: rgba(255,255,255,0.08); }
.ccard .ic { width: 46px; height: 46px; flex: none; border-radius: 8px; display: grid; place-items: center; background: rgba(245,184,28,0.14); color: var(--amber-400); }
.ccard .ic svg { width: 24px; height: 24px; }
.ccard .k { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.18em; text-transform: uppercase; color: #8fb0d6; }
.ccard .v { font-size: 19px; font-weight: 700; color: #fff; margin-top: 3px; }
.ccard.wa .ic { background: rgba(37,211,102,0.16); color: #25D366; }
.ccard-go { margin-left: auto; flex: none; width: 22px; height: 22px; color: #25D366; opacity: 0.7; transition: transform 0.2s var(--ease), opacity 0.2s; }
.ccard.wa:hover .ccard-go { transform: translateX(4px); opacity: 1; }

/* Footer */
.site-footer { background: var(--footer-bg); color: var(--footer-text); padding: 56px 0 36px; }
.footer-grid { display: flex; justify-content: space-between; align-items: flex-start; gap: 40px; flex-wrap: wrap; }
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-brand img { height: 52px; }
.footer-brand b { font-family: var(--font-display); font-weight: 800; font-size: 20px; color: #fff; }
.footer-brand span { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.24em; text-transform: uppercase; display: block; margin-top: 4px; opacity: 0.7; }
.footer-links { display: flex; gap: 48px; flex-wrap: wrap; }
.footer-col h5 { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: #7e9bc0; margin: 0 0 14px; }
.footer-col a { display: block; padding: 5px 0; font-size: 14.5px; opacity: 0.85; }
.footer-col a:hover { opacity: 1; color: var(--amber-400); }
.footer-bottom { margin-top: 44px; padding-top: 22px; border-top: 1px solid rgba(120,160,210,0.15); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px; opacity: 0.7; }

/* ============================================================
   Calculadoras de ahorro / ROI
   ============================================================ */
:root { --eco: #1F9D55; --eco-100: #E6F4EC; }
[data-theme='tecnologico'] { --eco-100: rgba(31,157,85,0.16); }

.calc-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.calc-tab {
  font-family: var(--font-display); font-weight: 700; font-size: 15px;
  color: var(--text-muted); background: var(--surface);
  border: 1px solid var(--border); border-radius: 100px;
  padding: 11px 22px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 9px;
  transition: color 0.2s, background-color 0.2s, border-color 0.2s, transform 0.2s var(--ease);
}
.calc-tab .dot { width: 9px; height: 9px; border-radius: 50%; background: currentColor; opacity: 0.45; }
.calc-tab[data-calc="emotron"] .dot { color: var(--blue-500); }
.calc-tab[data-calc="roblan"] .dot { color: var(--orange-500); }
.calc-tab:hover { transform: translateY(-1px); color: var(--text); }
.calc-tab.active { color: var(--navy-900); background: var(--accent); border-color: var(--accent); }
.calc-tab.active .dot { opacity: 1; color: var(--navy-900); }

.calc-panel.hidden { display: none; }
.calc-panel { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 0;
  border: 1px solid var(--border); border-radius: 10px; overflow: hidden; background: var(--surface); }
.calc-side { padding: 34px 32px; border-right: 1px solid var(--border); }
.calc-side.full { grid-column: 1 / -1; border-right: 0; }
.calc-main { padding: 34px 32px; background: var(--surface-2); }
.calc-title { font-family: var(--font-display); font-weight: 800; font-size: 22px; }
.calc-sub { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; color: var(--text-muted); margin-top: 6px; }

/* form fields */
.calc-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 18px; margin-top: 26px; }
.calc-fields .full { grid-column: 1 / -1; }
.field label { display: block; font-size: 12.5px; font-weight: 600; color: var(--text-muted); margin-bottom: 7px; }
.field .inputwrap { position: relative; display: flex; align-items: center; }
.field input {
  width: 100%; font-family: var(--font-mono); font-weight: 600; font-size: 16px;
  color: var(--text); background: var(--bg);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 11px 13px; padding-right: 52px;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(245,184,28,0.18); }
.field .unit {
  position: absolute; right: 12px; font-family: var(--font-mono); font-size: 11.5px;
  font-weight: 600; color: var(--text-muted); pointer-events: none;
}

/* chart */
.calc-chart-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 16px 16px 8px; }
.calc-chart-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; margin-bottom: 6px; }
.calc-chart-head h4 { font-size: 15px; font-weight: 700; }
.calc-legend { display: flex; gap: 16px; flex-wrap: wrap; font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); }
.calc-legend span { display: inline-flex; align-items: center; gap: 6px; }
.calc-legend i { width: 14px; height: 3px; border-radius: 2px; display: inline-block; }
#r-chart { width: 100%; height: 280px; display: block; }
.calc-breakeven { font-family: var(--font-mono); font-size: 12px; font-weight: 600; color: var(--eco); padding: 0 4px 6px; }

/* KPI cards */
.calc-kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 20px; }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 16px 18px; }
.kpi.eco { background: var(--eco-100); border-color: color-mix(in srgb, var(--eco) 30%, var(--border)); position: relative; overflow: hidden; }
.kpi.eco::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 60px;
  background: linear-gradient(105deg, transparent, rgba(52,194,106,0.18), transparent);
  animation: kpi-sheen 3.6s var(--ease) infinite;
}
@keyframes kpi-sheen { 0% { left: -80px; } 50%,100% { left: 120%; } }
.kpi .kpi-k { font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--text-muted); }
.kpi .kpi-v { font-family: var(--font-display); font-weight: 800; font-size: 26px; margin-top: 6px; letter-spacing: -0.01em; line-height: 1; }
.kpi.eco .kpi-v { color: var(--eco); }
.calc-cta { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.calc-foot { font-family: var(--font-mono); font-size: 11px; color: var(--text-muted); margin-top: 16px; line-height: 1.5; opacity: 0.85; }

/* Emotron interactive */
.emo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 34px; align-items: stretch; }
.slider-block { margin-top: 26px; }
.slider-block .slider-top { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 12px; }
.slider-block .slider-top .lab { font-size: 13px; font-weight: 600; color: var(--text-muted); }
.slider-block .slider-top .big { font-family: var(--font-display); font-weight: 800; font-size: 34px; color: var(--blue-500); line-height: 1; }
input[type="range"].emo-slider {
  -webkit-appearance: none; appearance: none; width: 100%; height: 8px; border-radius: 100px;
  background: linear-gradient(90deg, var(--blue-400), var(--blue-500)); cursor: pointer; margin: 6px 0;
}
input[type="range"].emo-slider::-webkit-slider-thumb {
  -webkit-appearance: none; width: 26px; height: 26px; border-radius: 50%;
  background: #fff; border: 3px solid var(--blue-500); box-shadow: 0 2px 8px rgba(10,29,61,0.25); cursor: pointer;
}
input[type="range"].emo-slider::-moz-range-thumb {
  width: 22px; height: 22px; border-radius: 50%; background: #fff; border: 3px solid var(--blue-500); cursor: pointer;
}
.slider-scale { display: flex; justify-content: space-between; font-family: var(--font-mono); font-size: 10.5px; color: var(--text-muted); margin-top: 4px; }

/* dual bars */
.bars-compare { display: flex; align-items: flex-end; justify-content: center; gap: 38px; height: 240px;
  background: var(--surface); border: 1px solid var(--border); border-radius: 8px; padding: 22px 18px 0; position: relative; }
.bar-col { display: flex; flex-direction: column; align-items: center; height: 100%; width: 84px; }
.bar-track { flex: 1; width: 56px; display: flex; flex-direction: column-reverse; align-items: stretch; }
.bar-fill { width: 100%; border-radius: 6px 6px 0 0; transition: height 0.6s var(--ease); min-height: 3px; position: relative; overflow: hidden; }
.bar-fill.valve { background: linear-gradient(180deg, var(--red), #b8351f); }
.bar-fill.vfd { background: linear-gradient(180deg, var(--eco), #16804a); }
/* flujo de energía animado dentro de las barras */
.bar-fill::before {
  content: ""; position: absolute; inset: -100% 0 0 0;
  background: repeating-linear-gradient(180deg,
    rgba(255,255,255,0.16) 0px, rgba(255,255,255,0.16) 7px,
    transparent 7px, transparent 22px);
}
.bar-fill.valve::before { animation: energy-down 1.1s linear infinite; }
.bar-fill.vfd::before { animation: energy-down 2.6s linear infinite; }
@keyframes energy-down { to { transform: translateY(44px); } }
/* resplandor superior de la barra */
.bar-fill::after {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 8px;
  background: linear-gradient(180deg, rgba(255,255,255,0.5), transparent);
  animation: bar-glow 2s ease-in-out infinite;
}
@keyframes bar-glow { 0%,100% { opacity: 0.5; } 50% { opacity: 1; } }
.bar-col .bar-w { font-family: var(--font-mono); font-weight: 700; font-size: 14px; margin-top: 10px; color: var(--text); }
.bar-col .bar-lab { font-size: 11.5px; font-weight: 600; color: var(--text-muted); text-align: center; margin-top: 3px; max-width: 92px; }

/* savings gauge */
.gauge-block { display: flex; flex-direction: column; justify-content: center; }
.gauge-label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); }
.gauge-pct { font-family: var(--font-display); font-weight: 800; font-size: 58px; color: var(--eco); line-height: 1; margin: 6px 0 14px; letter-spacing: -0.02em; }
.gauge-bar { height: 14px; border-radius: 100px; background: var(--surface-2); border: 1px solid var(--border); overflow: hidden; }
.gauge-fill { height: 100%; border-radius: 100px; position: relative; overflow: hidden;
  background: linear-gradient(90deg, #16804a, var(--eco) 60%, #34C26A); transition: width 0.6s var(--ease); }
/* destello que recorre el medidor */
.gauge-fill::after {
  content: ""; position: absolute; top: 0; bottom: 0; width: 46px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.55), transparent);
  animation: gauge-sheen 2.4s var(--ease) infinite;
}
@keyframes gauge-sheen { 0% { left: -60px; } 60%,100% { left: 110%; } }
.gauge-pct { text-shadow: 0 0 24px rgba(52,194,106,0.35); }
.gauge-cap { font-size: 13px; color: var(--text-muted); margin-top: 12px; }

@media (max-width: 980px) {
  .calc-panel { grid-template-columns: 1fr; }
  .calc-side { border-right: 0; border-bottom: 1px solid var(--border); }
  .emo-grid { grid-template-columns: 1fr; gap: 24px; }
}
@media (prefers-reduced-motion: reduce) {
  .bar-fill::before, .bar-fill::after, .gauge-fill::after, .kpi.eco::after { animation: none; }
}

@media (max-width: 600px) {
  .calc-side, .calc-main { padding: 24px 20px; }
  .calc-fields { grid-template-columns: 1fr 1fr; gap: 14px; }
  .calc-kpis { grid-template-columns: 1fr 1fr; }
  .bars-compare { gap: 24px; }
}

/* partículas de ahorro sobre las barras Emotron */
.bars-compare { position: relative; }
.emo-particles {
  position: absolute; inset: 0; width: 100%; height: 100%;
  pointer-events: none; z-index: 2;
}

/* ============================================================
   Administración de catálogo (botón, modal, tarjetas admin)
   ============================================================ */
.admin-open-btn { margin-top: 18px; display: inline-flex; align-items: center; gap: 8px; }

.admin-exit {
  margin-left: auto; margin-right: 12px; border: 1px solid var(--border);
  background: transparent; color: var(--text-muted); border-radius: 6px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em;
  padding: 6px 10px; cursor: pointer; white-space: nowrap;
}
.admin-exit:hover { border-color: var(--red); color: var(--red); }

.badge.otros { background: var(--navy-900); color: #fff; }

/* precio en tarjetas */
.prod-price {
  font-family: var(--font-display); font-weight: 800; font-size: 20px;
  color: var(--navy-900); margin-top: 12px; letter-spacing: -0.01em;
}
.prod-price small { font-family: var(--font-mono); font-size: 10.5px; font-weight: 600; color: var(--text-muted); letter-spacing: 0.06em; }
.prod-price.consultar { font-size: 14px; color: var(--blue-500); }

/* tarjeta agregada por admin */
.prod.admin-added { position: relative; }
.prod .admin-img { height: 190px; display: flex; align-items: center; justify-content: center; overflow: hidden; background: var(--surface-2); }
.prod .admin-img img { width: 100%; height: 100%; object-fit: contain; }
.prod .admin-img.empty span { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); }
.admin-card-actions { position: absolute; top: 10px; right: 10px; display: flex; gap: 6px; opacity: 0; transition: opacity 0.2s; }
.prod.admin-added:hover .admin-card-actions, .prod.admin-added:focus-within .admin-card-actions { opacity: 1; }
.admin-mini {
  width: 30px; height: 30px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--surface); color: var(--text); font-size: 14px; cursor: pointer;
  display: grid; place-items: center; box-shadow: 0 2px 8px rgba(10,29,61,0.12);
}
.admin-mini:hover { border-color: var(--blue-500); color: var(--blue-500); }
.admin-mini.danger:hover { border-color: var(--red); color: var(--red); }

/* overlay + diálogo */
.admin-overlay {
  position: fixed; inset: 0; z-index: 300; background: rgba(10,29,61,0.55);
  backdrop-filter: blur(3px); display: flex; align-items: center; justify-content: center; padding: 20px;
}
.admin-overlay.hidden { display: none; }
.admin-dialog {
  width: 100%; max-width: 640px; max-height: 90vh; overflow-y: auto;
  background: var(--surface); border-radius: 12px; border: 1px solid var(--border);
  box-shadow: 0 30px 80px rgba(10,29,61,0.35);
  animation: admin-pop 0.28s var(--ease);
}
@keyframes admin-pop { from { opacity: 0; transform: translateY(16px) scale(0.98); } to { opacity: 1; transform: none; } }
.admin-head { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px 0; }
.admin-head h3 { font-family: var(--font-display); font-weight: 800; font-size: 20px; }
.admin-close { width: 34px; height: 34px; border-radius: 8px; border: 1px solid var(--border); background: var(--surface); font-size: 15px; cursor: pointer; color: var(--text-muted); }
.admin-close:hover { color: var(--red); border-color: var(--red); }
.admin-tabs { display: flex; gap: 6px; padding: 16px 24px 0; border-bottom: 1px solid var(--border); }
.admin-tab {
  font-family: var(--font-display); font-weight: 700; font-size: 14px; color: var(--text-muted);
  background: none; border: none; border-bottom: 2.5px solid transparent;
  padding: 10px 14px; cursor: pointer;
}
.admin-tab.active { color: var(--navy-900); border-bottom-color: var(--accent); }
.admin-pane { padding: 22px 24px 24px; }
.admin-pane.hidden { display: none; }

/* formulario manual */
.admin-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 16px; }
.afield { grid-column: 1 / -1; }
.afield.half { grid-column: auto; }
.afield label { display: block; font-size: 12.5px; font-weight: 600; color: var(--text-muted); margin-bottom: 6px; }
.afield input, .afield select, .afield textarea {
  width: 100%; font-family: var(--font-body); font-size: 14.5px; color: var(--text);
  background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 10px 12px; resize: vertical;
}
.afield input:focus, .afield select:focus, .afield textarea:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(245,184,28,0.18);
}
.afield.photo .admin-photo {
  height: 130px; border: 2px dashed var(--border); border-radius: 8px;
  display: flex; align-items: center; justify-content: center; gap: 12px;
  cursor: pointer; background: var(--surface-2); overflow: hidden; position: relative;
  transition: border-color 0.2s, background-color 0.2s;
}
.afield.photo .admin-photo:hover, .afield.photo .admin-photo.drag { border-color: var(--accent); background: rgba(245,184,28,0.06); }
.afield.photo .admin-photo img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; padding: 8px; }
.afield.photo .admin-photo img.hidden { display: none; }
.afield.photo .admin-photo span {
  position: relative; z-index: 1; font-family: var(--font-mono); font-size: 11.5px;
  letter-spacing: 0.06em; color: var(--text-muted);
  background: var(--surface); padding: 5px 12px; border-radius: 100px; border: 1px solid var(--border);
}
.hidden-input { display: none; }
.admin-foot { display: flex; justify-content: flex-end; align-items: center; gap: 14px; margin-top: 18px; }
.admin-msg { font-family: var(--font-mono); font-size: 12px; color: var(--eco); }
#admin-msg-manual { color: var(--red); }

/* carga masiva */
.admin-steps { margin: 0 0 18px; padding-left: 20px; display: grid; gap: 8px; font-size: 14px; color: var(--text); }
.admin-steps code { font-family: var(--font-mono); font-size: 12px; background: var(--surface-2); border: 1px solid var(--border); border-radius: 4px; padding: 1px 5px; }
.admin-mass-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.admin-upload { position: relative; overflow: hidden; cursor: pointer; }
#admin-msg-masivo { display: block; margin-top: 14px; }

@media (max-width: 600px) {
  .admin-form { grid-template-columns: 1fr; }
  .afield.half { grid-column: 1 / -1; }
}

/* ============================================================
   Diagrama de arquitectura 4.0 en el hero (SVG vectorial)
   ============================================================ */
.hero-diagram {
  position: absolute; top: 51%; right: 3vw; transform: translateY(-50%);
  width: min(44vw, 660px); z-index: 1; pointer-events: none;
  filter: drop-shadow(0 24px 60px rgba(3, 10, 26, 0.55));
}
@media (max-width: 1440px) {
  .hero-diagram { width: min(42vw, 560px); right: 2vw; }
}
.hero .wrap { position: relative; z-index: 2; }
.hero-diagram svg { display: block; width: 100%; height: auto; }
.hero-diagram text { font-family: var(--font-mono); }

.dg-eyebrow { fill: #F5B81C; font-size: 12px; letter-spacing: 0.18em; font-weight: 600; }
.dg-cap { fill: #E8F0FA; font-size: 13px; font-weight: 700; letter-spacing: 0.08em; }
.dg-capsub { fill: #8FA9C9; font-size: 10px; letter-spacing: 0.08em; }
.dg-panel { fill: rgba(12, 30, 62, 0.66); stroke: #2E4A77; stroke-width: 1; }
.dg-panel-edge { stroke: rgba(52, 194, 106, 0.45); }
.dg-node { fill: rgba(20, 44, 84, 0.9); stroke: #38598E; stroke-width: 1; }
.dg-title { fill: #E8F0FA; font-size: 12px; font-weight: 700; letter-spacing: 0.06em; }
.dg-sub { fill: #8FA9C9; font-size: 9.5px; letter-spacing: 0.05em; }
.dg-lab { fill: #AFC6E4; font-size: 10px; letter-spacing: 0.08em; }
.dg-lab-g { fill: #34C26A; font-size: 10px; letter-spacing: 0.08em; }
.dg-lab-o { fill: #E07B16; font-size: 10px; letter-spacing: 0.1em; }
.dg-chip { fill: #F5B81C; font-size: 10px; font-weight: 700; }

.dg-ic { stroke: #4D9BD6; stroke-width: 2; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.dg-ic circle, .dg-ic ellipse, .dg-ic rect { fill: none; }
.dg-ic .dg-chip { stroke: none; }
.dg-ic-amber { stroke: #F5B81C; }

.dg-bus { stroke: rgba(127, 163, 206, 0.7); stroke-width: 1.6; }
.dg-green { stroke: rgba(52, 194, 106, 0.8); stroke-width: 1.6; }
.dg-orange { stroke: rgba(224, 123, 22, 0.85); stroke-width: 1.6; }
.dg-flow { stroke-dasharray: 4 7; animation: dg-dash 1.1s linear infinite; }
@keyframes dg-dash { to { stroke-dashoffset: -22; } }

.dg-dot-down { fill: #F5B81C; }
.dg-dot-up { fill: #60CDFF; }
.dg-dot-g { fill: #34C26A; }
.dg-dot-o { fill: #E07B16; }

.dg-layer { opacity: 0; transform: translateY(14px); animation: dg-in 0.8s var(--ease) forwards; }
@keyframes dg-in { to { opacity: 1; transform: none; } }

.dg-node-g:hover .dg-node { stroke: #F5B81C; }

@media (max-width: 1120px) { .hero-diagram { display: none; } }
@media (prefers-reduced-motion: reduce) {
  .dg-flow { animation: none; }
  .dg-layer { opacity: 1; transform: none; animation: none; }
  .dg-dot-down, .dg-dot-up, .dg-dot-g, .dg-dot-o { display: none; }
}

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .svc-grid { grid-template-columns: 1fr 1fr; }
  .prod-grid { grid-template-columns: 1fr 1fr; }
  .brand-grid { grid-template-columns: 1fr; }
  .nav, .header-cta .btn-ghost { display: none; }
  .menu-toggle { display: block; }
}
@media (max-width: 600px) {
  .wrap { padding: 0 20px; }
  .svc-grid, .pillars { grid-template-columns: 1fr; }
  .prod-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .hud { display: none; }
  .hero .wrap { padding-top: 104px; }
  .footer-links { gap: 28px; }
}

/* Mobile menu drawer */
.mobile-menu {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(8, 18, 40, 0.97); backdrop-filter: blur(8px);
  display: flex; flex-direction: column; padding: 24px 28px;
  transform: translateY(-100%); transition: transform 0.4s var(--ease), visibility 0s 0.4s;
  visibility: hidden; overflow: hidden;
  color: #fff;
}
.mobile-menu.open { transform: none; visibility: visible; transition: transform 0.4s var(--ease); }
.mobile-menu .mm-top { display: flex; justify-content: space-between; align-items: center; }
.mobile-menu .mm-top button { background: none; border: 0; color: #fff; cursor: pointer; }
.mobile-menu nav { display: flex; flex-direction: column; gap: 6px; margin-top: 40px; }
.mobile-menu nav a { font-family: var(--font-display); font-weight: 700; font-size: 28px; padding: 12px 0; border-bottom: 1px solid rgba(120,160,210,0.15); }
.mobile-menu .mm-cta { margin-top: auto; display: flex; flex-direction: column; gap: 12px; padding-bottom: 20px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .scroll-cue .line { animation: none; }
}

/* ============================================================
   Cotizador (carrito de cotización)
   ============================================================ */
.quote-add{margin-top:16px;align-self:flex-start;display:inline-flex;align-items:center;gap:7px;font-family:var(--font-display);font-size:12.5px;font-weight:700;letter-spacing:.01em;color:var(--navy-900);background:var(--accent);border:1px solid var(--accent);border-radius:var(--radius);padding:9px 14px;cursor:pointer;transition:background .2s,transform .2s var(--ease),color .2s}
.prod-body .quote-add{margin-top:auto}
.prod-specs+.quote-add,.prod-src+.quote-add{margin-top:16px}
.quote-add svg{width:15px;height:15px}
.quote-add:hover{background:var(--amber-400);border-color:var(--amber-400);transform:translateY(-1px)}
.quote-add.added{background:var(--eco);border-color:var(--eco);color:#fff}
.quote-fab{position:fixed;right:22px;bottom:22px;z-index:60;display:inline-flex;align-items:center;gap:10px;font-family:var(--font-display);font-size:14px;font-weight:700;color:#fff;background:var(--navy-900);border:1px solid var(--navy-700);border-radius:100px;padding:13px 20px;cursor:pointer;box-shadow:0 14px 34px rgba(10,29,61,.28);transition:transform .22s var(--ease),background .22s}
.quote-fab svg{width:20px;height:20px}
.quote-fab:hover{transform:translateY(-2px);background:var(--navy-800)}
.quote-fab.has-items{background:var(--accent);border-color:var(--accent);color:var(--navy-900)}
.quote-fab.pop{animation:quotePop .42s var(--ease)}
@keyframes quotePop{0%{transform:scale(1)}45%{transform:scale(1.08)}100%{transform:scale(1)}}
.quote-count{font-family:var(--font-mono);font-size:12px;font-weight:600;min-width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;border-radius:100px;background:rgba(255,255,255,.18);padding:0 7px}
.quote-fab.has-items .quote-count{background:var(--navy-900);color:var(--accent)}
.quote-scrim{position:fixed;inset:0;z-index:70;background:rgba(10,29,61,.5);backdrop-filter:blur(2px);opacity:0;pointer-events:none;transition:opacity .28s}
.quote-scrim.open{opacity:1;pointer-events:auto}
.quote-panel{position:fixed;top:0;right:0;z-index:80;width:min(470px,100vw);height:100%;display:flex;flex-direction:column;background:var(--surface);border-left:1px solid var(--border);box-shadow:-24px 0 60px rgba(10,29,61,.22);transform:translateX(102%);transition:transform .36s var(--ease)}
.quote-panel.open{transform:none}
.quote-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:26px 24px 20px;border-bottom:1px solid var(--border)}
.quote-eyebrow{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-2)}
.quote-head h3{font-size:22px;font-weight:800;margin-top:6px;color:var(--text)}
.quote-close{background:none;border:0;color:var(--text-muted);cursor:pointer;padding:2px;line-height:0}
.quote-close:hover{color:var(--text)}
.quote-body{flex:1;overflow-y:auto;padding:22px 24px 30px}
.quote-empty p{color:var(--text-muted);font-size:14.5px}
.quote-empty .quote-hint{margin-top:10px;font-size:13px}
.quote-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.quote-item{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:12px;padding:12px 13px;background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius)}
.qi-main{display:flex;flex-direction:column;gap:3px;min-width:0}
.qi-brand{font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-2)}
.qi-name{font-size:13.5px;font-weight:600;color:var(--text);text-wrap:pretty}
.qi-qty{display:flex;align-items:center;gap:0;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:var(--bg)}
.qi-qty button{width:30px;height:32px;background:none;border:0;color:var(--text);font-size:16px;font-weight:700;cursor:pointer}
.qi-qty button:hover{background:var(--surface-2)}
.qi-qty input{width:42px;height:32px;text-align:center;border:0;border-left:1px solid var(--border);border-right:1px solid var(--border);background:var(--bg);color:var(--text);font-family:var(--font-mono);font-weight:600;font-size:13px;-moz-appearance:textfield}
.qi-qty input::-webkit-outer-spin-button,.qi-qty input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.qi-del{background:none;border:0;color:var(--text-muted);cursor:pointer;padding:4px;line-height:0}
.qi-del:hover{color:var(--orange-600)}
.quote-form{margin-top:26px;padding-top:24px;border-top:1px solid var(--border)}
.quote-fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.qf{display:flex;flex-direction:column;gap:6px;min-width:0}
.qf.full{grid-column:1/-1}
.qf span{font-size:12px;font-weight:600;color:var(--text-muted)}
.qf input,.qf textarea{width:100%;font-family:var(--font-body);font-size:14px;color:var(--text);background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:10px 12px;transition:border-color .2s,box-shadow .2s}
.qf textarea{resize:vertical;min-height:72px}
.qf input:focus,.qf textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(245,184,28,.18)}
.quote-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.quote-actions .btn{flex:1 1 auto;justify-content:center}
.quote-send:disabled{opacity:.6;cursor:progress}
.quote-status{margin-top:14px;font-size:13px;font-weight:600;color:var(--text-muted)}
.quote-status.ok{color:var(--eco)}
.quote-status.err{color:var(--orange-600)}
.quote-legal{margin-top:12px;font-size:11.5px;line-height:1.5;color:var(--text-muted)}
@media (max-width:640px){.quote-fab{right:14px;bottom:14px;padding:12px 16px}.quote-fab-label{display:none}.quote-fields{grid-template-columns:1fr}.quote-head{padding:20px 18px 16px}.quote-body{padding:18px}}

/* ============================================================
   Marcas asociadas — carrusel infinito
   ============================================================ */
.brands-band{background:#0F172A;color:#fff;padding:88px 0 76px;overflow:hidden;position:relative}
.brands-band::before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px) 0 0/64px 64px;opacity:.6;pointer-events:none}
.brands-band .wrap{position:relative}
.brands-band-head{text-align:center;max-width:760px;margin:0 auto 48px}
.brands-band-head h2{font-family:var(--font-display);font-weight:800;font-size:clamp(26px,3.4vw,40px);line-height:1.15;color:#fff;text-wrap:balance}
.brands-band-head p{margin-top:14px;font-size:clamp(15px,1.4vw,17px);line-height:1.6;color:#CBD5E1;text-wrap:pretty}
.brands-marquee{position:relative;overflow:hidden;padding:14px 0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.brands-track{list-style:none;margin:0;padding:0;display:flex;gap:28px;width:max-content;animation:brandsScroll 48s linear infinite;will-change:transform}
.brands-marquee:hover .brands-track{animation-play-state:paused}
@keyframes brandsScroll{from{transform:translate3d(calc(-50% - 14px),0,0)}to{transform:translate3d(0,0,0)}}
.brands-track{animation-duration:56s}
.brand-logo{flex:0 0 auto;width:210px;height:104px;display:flex;align-items:center;justify-content:center;padding:22px 30px;background:#F8FAFC;border:1px solid rgba(255,255,255,.08);border-radius:10px;transition:transform .35s var(--ease),box-shadow .35s var(--ease)}
.brand-logo img{max-width:100%;max-height:52px;width:auto;height:auto;object-fit:contain;filter:grayscale(70%);opacity:.82;transition:filter .35s,opacity .35s}
.brand-wordmark{font-family:var(--font-display);font-weight:800;font-size:28px;letter-spacing:.08em;color:#1F3B6E;filter:grayscale(70%);opacity:.82;transition:filter .35s,opacity .35s}
.brand-logo:hover{transform:scale(1.07);box-shadow:0 16px 36px rgba(0,0,0,.35)}
.brand-logo:hover img,.brand-logo:hover .brand-wordmark{filter:none;opacity:1}
.brands-band-foot{text-align:center;max-width:780px;margin:46px auto 0;font-size:15px;line-height:1.65;color:#94A3B8;text-wrap:pretty}
@media (max-width:900px){.brands-band{padding:68px 0 60px}.brand-logo{width:176px;height:90px;padding:18px 24px}.brand-logo img{max-height:44px}.brands-track{gap:20px;animation-duration:40s}@keyframes brandsScroll{from{transform:translate3d(calc(-50% - 10px),0,0)}to{transform:translate3d(0,0,0)}}}
@media (max-width:560px){.brand-logo{width:148px;height:78px;padding:16px 20px}.brand-logo img{max-height:38px}.brand-wordmark{font-size:22px}.brands-track{animation-duration:34s}}
@media (prefers-reduced-motion:reduce){.brands-track{animation-duration:120s}}

.prod-img-empty{display:flex;align-items:center;justify-content:center;background:var(--surface-2)}.prod-img-empty img{width:56px;height:auto;opacity:.18;filter:grayscale(1)}
.prod-img.live{overflow:hidden}.prod-img.live img[src^="assets/productos/"]{width:100%;height:100%;max-width:none;max-height:none;object-fit:cover;transform-origin:center}