/* DLCP · Hardware electrónico — profesional y accesible */
:root {
  --bg: #0B1420;
  --bg-2: #101D2C;
  --surface: #15253A;
  --surface-2: #1A2D42;
  --text: #F2F5F8;
  --muted: #9EAABB;
  --brand: #2E86DE;
  --brand-2: #54A0E8;
  --accent: #48C9B0;
  --border: rgba(242, 245, 248, 0.08);
  --border-strong: rgba(242, 245, 248, 0.14);
  --ok: #48C9B0;
  --err: #E8635A;
  --radius: 4px;
  --radius-lg: 8px;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.28);
  --font: "Barlow", system-ui, -apple-system, sans-serif;
  --font-tech: "Barlow Condensed", "Barlow", sans-serif;
  --max: 1120px;
  --pad: clamp(1.25rem, 4vw, 2rem);
  --header-h: 64px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
ul { list-style: none; margin: 0; padding: 0; }

.container {
  width: min(100% - (var(--pad) * 2), var(--max));
  margin-inline: auto;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--brand);
  color: #fff;
  padding: 0.75rem 1rem;
  z-index: 1000;
}
.skip-link:focus { left: var(--pad); top: 0.5rem; }

.eyebrow {
  font-family: var(--font-tech);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.75rem;
}

h1, h2, h3 {
  font-family: var(--font-tech);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: 0.01em;
  margin: 0 0 1rem;
}

h1 { font-size: clamp(2rem, 5vw, 3.25rem); max-width: 16ch; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.35rem); }
h3 { font-size: 1.2rem; margin-bottom: 0.5rem; }

.lead {
  color: var(--muted);
  font-size: 1.05rem;
  max-width: 42rem;
  margin: 0 0 1.5rem;
}

.section {
  padding: clamp(3.5rem, 8vw, 5.5rem) 0;
}
.section--alt { background: var(--bg-2); }
.section-head {
  margin-bottom: clamp(2rem, 4vw, 3rem);
  max-width: 40rem;
}
.section-head p { color: var(--muted); margin: 0; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.7rem 1.25rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-family: var(--font-tech);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s, transform 0.15s;
}
.btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.btn-primary {
  background: var(--brand);
  color: #fff;
}
.btn-primary:hover { background: var(--brand-2); }
.btn-secondary {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.btn-ghost {
  background: transparent;
  color: var(--muted);
  border-color: transparent;
  padding-inline: 0.75rem;
}
.btn-ghost:hover { color: var(--text); }
.btn-row { display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(11, 20, 32, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
}
.brand img {
  height: 32px;
  width: auto;
  filter: brightness(0) saturate(100%) invert(70%) sepia(25%) saturate(600%) hue-rotate(120deg);
}
.brand-text {
  font-family: var(--font-tech);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  display: none;
}
@media (min-width: 480px) { .brand-text { display: block; } }

.nav-desktop {
  display: none;
  align-items: center;
  gap: 0.25rem;
}
.nav-desktop a {
  padding: 0.55rem 0.7rem;
  color: var(--muted);
  font-size: 0.92rem;
  border-radius: var(--radius);
}
.nav-desktop a:hover,
.nav-desktop a:focus-visible { color: var(--text); background: rgba(255,255,255,0.04); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text);
  cursor: pointer;
}
@media (min-width: 960px) {
  .nav-desktop { display: flex; }
  .menu-toggle { display: none; }
  .header-actions .btn-primary { display: inline-flex; }
}
@media (max-width: 959px) {
  .header-actions .btn-primary { display: none; }
}

.nav-mobile {
  display: none;
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
  padding: 0.75rem var(--pad) 1.25rem;
}
.nav-mobile.open { display: block; }
.nav-mobile a {
  display: block;
  padding: 0.85rem 0.25rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
.nav-mobile .btn { width: 100%; margin-top: 0.75rem; }

/* Hero */
.hero {
  position: relative;
  padding: clamp(2.5rem, 6vw, 4.5rem) 0 clamp(3rem, 7vw, 5rem);
  overflow: hidden;
}
.hero-grid {
  display: grid;
  gap: 2rem;
  align-items: center;
}
@media (min-width: 960px) {
  .hero-grid {
    grid-template-columns: 1.05fr 0.95fr;
    gap: 3rem;
  }
}
.hero-copy .trust {
  margin-top: 1.5rem;
  color: var(--muted);
  font-size: 0.95rem;
}
.hero-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
  aspect-ratio: 16 / 10;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 0.65rem 0.9rem;
  font-size: 0.78rem;
  color: var(--muted);
  background: linear-gradient(transparent, rgba(11,20,32,0.85));
}

/* Trust strip */
.trust-strip {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
@media (min-width: 768px) {
  .trust-strip { grid-template-columns: repeat(4, 1fr); }
}
.trust-item {
  background: var(--surface);
  padding: 1.25rem 1rem;
  text-align: center;
}
.trust-item strong {
  display: block;
  font-family: var(--font-tech);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.25rem;
}
.trust-item span {
  color: var(--muted);
  font-size: 0.88rem;
}

/* Capabilities */
.cap-list {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 900px) {
  .cap-list {
    grid-template-columns: 1.2fr 1fr;
    grid-template-rows: auto auto;
  }
  .cap-item:first-child { grid-row: span 2; }
}
.cap-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.cap-item:first-child .cap-visual { min-height: 220px; }
.cap-visual {
  aspect-ratio: 16 / 10;
  background: var(--bg);
}
.cap-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.cap-body { padding: 1.35rem 1.35rem 1.5rem; flex: 1; }
.cap-num {
  font-family: var(--font-tech);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.cap-body p { color: var(--muted); margin: 0 0 1rem; }
.cap-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1rem;
}
.tag {
  font-size: 0.75rem;
  color: var(--muted);
  border: 1px solid var(--border-strong);
  border-radius: 999px;
  padding: 0.2rem 0.6rem;
}
.cap-result {
  font-size: 0.92rem;
  color: var(--text);
  border-top: 1px solid var(--border);
  padding-top: 0.85rem;
  margin-top: auto;
}
.link {
  color: var(--accent);
  font-weight: 500;
}
.link:hover { text-decoration: underline; }

/* Sectors */
.sector-grid {
  display: grid;
  gap: 0.85rem;
}
@media (min-width: 700px) {
  .sector-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1100px) {
  .sector-grid { grid-template-columns: repeat(3, 1fr); }
}
.sector-card {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--bg);
  transition: border-color 0.2s;
}
.sector-card:hover { border-color: var(--border-strong); }
.sector-icon {
  width: 28px;
  height: 28px;
  margin-bottom: 0.85rem;
  color: var(--accent);
}
.sector-card h3 { margin-bottom: 0.4rem; }
.sector-card p { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* Process */
.process {
  display: grid;
  gap: 0;
  position: relative;
}
@media (min-width: 900px) {
  .process {
    grid-template-columns: repeat(5, 1fr);
    gap: 0.75rem;
  }
}
.proc-step {
  position: relative;
  padding: 1.25rem 0 1.25rem 1.25rem;
  border-left: 2px solid var(--border-strong);
}
@media (min-width: 900px) {
  .proc-step {
    border-left: none;
    border-top: 2px solid var(--border-strong);
    padding: 1.5rem 0.5rem 0;
  }
}
.proc-num {
  font-family: var(--font-tech);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.proc-step h3 { font-size: 1.05rem; }
.proc-step p { margin: 0; color: var(--muted); font-size: 0.92rem; }
.proc-out {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  color: var(--text);
}

/* Cases */
.cases {
  display: grid;
  gap: 1.25rem;
}
@media (min-width: 900px) {
  .cases { grid-template-columns: repeat(3, 1fr); }
}
.case-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.case-media { aspect-ratio: 4 / 3; background: var(--bg); }
.case-media img { width: 100%; height: 100%; object-fit: cover; }
.case-body { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; }
.case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}
.pill {
  font-family: var(--font-tech);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(72, 201, 176, 0.35);
  border-radius: 999px;
  padding: 0.18rem 0.55rem;
}
.pill--muted {
  color: var(--muted);
  border-color: var(--border-strong);
}
.case-body p { color: var(--muted); margin: 0 0 0.75rem; font-size: 0.95rem; }
.case-note {
  margin-top: auto;
  font-size: 0.82rem;
  color: var(--muted);
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
}
.cases-note {
  margin-top: 1.25rem;
  color: var(--muted);
  font-size: 0.9rem;
}

/* Differentiator */
.diff {
  display: grid;
  gap: 2rem;
}
@media (min-width: 900px) {
  .diff { grid-template-columns: 0.9fr 1.1fr; align-items: start; }
}
.diff-list {
  display: grid;
  gap: 0.85rem;
}
.diff-item {
  padding: 1rem 1.1rem;
  border-left: 2px solid var(--brand);
  background: rgba(21, 37, 58, 0.55);
}
.diff-item strong { display: block; margin-bottom: 0.25rem; }
.diff-item span { color: var(--muted); font-size: 0.95rem; }

/* Contact */
.contact-grid {
  display: grid;
  gap: 2rem;
}
@media (min-width: 900px) {
  .contact-grid { grid-template-columns: 0.9fr 1.1fr; }
}
.contact-channels {
  display: grid;
  gap: 0.75rem;
  margin: 1.5rem 0;
}
.channel {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
}
.channel span { color: var(--muted); font-size: 0.8rem; }
.channel a { color: var(--text); font-weight: 500; }
.channel a:hover { color: var(--accent); }

.form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.35rem;
}
.form-grid {
  display: grid;
  gap: 1rem;
}
@media (min-width: 640px) {
  .form-grid-2 { grid-template-columns: 1fr 1fr; }
}
.field label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 44px;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius);
  border: 1px solid var(--border-strong);
  background: var(--bg);
}
.field textarea { min-height: 110px; resize: vertical; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: transparent;
}
.field .error {
  display: none;
  color: var(--err);
  font-size: 0.82rem;
  margin-top: 0.3rem;
}
.field.has-error .error { display: block; }
.field.has-error input,
.field.has-error select,
.field.has-error textarea { border-color: var(--err); }
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.form-note {
  margin: 0.85rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}
.form-status {
  display: none;
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
}
.form-status.ok {
  display: block;
  background: rgba(72, 201, 176, 0.12);
  border: 1px solid rgba(72, 201, 176, 0.35);
  color: var(--ok);
}
.form-status.err {
  display: block;
  background: rgba(232, 99, 90, 0.1);
  border: 1px solid rgba(232, 99, 90, 0.35);
  color: var(--err);
}
.btn[disabled] { opacity: 0.6; cursor: wait; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-2);
  padding: 3rem 0 1.5rem;
}
.footer-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 2rem;
}
@media (min-width: 800px) {
  .footer-grid { grid-template-columns: 1.4fr 1fr 1fr 1fr; }
}
.footer-brand img {
  height: 28px;
  margin-bottom: 0.75rem;
  filter: brightness(0) saturate(100%) invert(70%) sepia(25%) saturate(600%) hue-rotate(120deg);
}
.footer-brand p { color: var(--muted); margin: 0; font-size: 0.92rem; max-width: 28ch; }
.footer-col h4 {
  font-family: var(--font-tech);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 0.85rem;
}
.footer-col a {
  display: block;
  color: var(--text);
  padding: 0.3rem 0;
  font-size: 0.95rem;
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}
.social {
  display: flex;
  gap: 0.75rem;
}
.social a {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  color: var(--muted);
}
.social a:hover { color: var(--text); border-color: var(--accent); }
.social svg { width: 18px; height: 18px; fill: currentColor; }

/* WhatsApp FAB */
.wa-fab {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 90;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 44px;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  background: rgba(21, 37, 58, 0.92);
  border: 1px solid var(--border-strong);
  color: var(--text);
  box-shadow: var(--shadow);
  font-size: 0.85rem;
}
.wa-fab:hover { border-color: var(--accent); color: var(--accent); }
.wa-fab svg { width: 18px; height: 18px; }

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.4s ease, transform 0.4s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}