/* Asentic — diseño tech-corporate claro */

:root {
  --bg: #FAFAFA;
  --surface: #FFFFFF;
  --surface-alt: #F4F6FA;
  --surface-dark: #0B1220;
  --border: #E5E9F0;
  --border-strong: #CBD5E1;
  --text: #0F172A;
  --text-soft: #475569;
  --text-mute: #94A3B8;
  --brand: #0B5FFF;
  --brand-600: #0950DB;
  --brand-50: #EAF1FF;
  --teal: #0EA5A4;
  --teal-50: #E6F7F7;
  --warn: #F59E0B;
  --good: #10B981;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .04), 0 1px 3px rgba(15, 23, 42, .04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, .06), 0 2px 4px rgba(15, 23, 42, .04);
  --shadow-lg: 0 12px 32px rgba(15, 23, 42, .08), 0 4px 12px rgba(15, 23, 42, .04);
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 20px;
  --maxw: 1200px;
  --pad-x: clamp(20px, 4vw, 48px);
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "ss01", "cv11";
}

img, svg { display: block; max-width: 100%; height: auto; }
a { color: var(--brand); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--brand-600); }

h1, h2, h3, h4 { color: var(--text); margin: 0 0 .5em; line-height: 1.15; letter-spacing: -0.02em; font-weight: 700; }
h1 { font-size: clamp(2.4rem, 5vw, 4rem); letter-spacing: -0.035em; }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); letter-spacing: -0.025em; }
h3 { font-size: 1.25rem; letter-spacing: -0.015em; }
p  { margin: 0 0 1em; color: var(--text-soft); }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 var(--pad-x); }

/* ============ HEADER ============ */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 250, 250, .8);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, background .2s ease;
}
.site-header.is-scrolled {
  border-bottom-color: var(--border);
  background: rgba(255, 255, 255, .85);
}
.nav {
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.logo {
  display: inline-flex; align-items: center; gap: 10px;
  color: var(--text); font-weight: 700; letter-spacing: .02em; font-size: 1.05rem;
}
.logo svg { width: 28px; height: 28px; }
.nav-links {
  display: flex; align-items: center; gap: 28px;
  list-style: none; margin: 0; padding: 0;
}
.nav-links a {
  color: var(--text-soft); font-weight: 500; font-size: .95rem;
  padding: 8px 4px; position: relative;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); }
.nav-links a[aria-current="page"]::after {
  content: ""; position: absolute; left: 4px; right: 4px; bottom: 2px;
  height: 2px; background: var(--brand); border-radius: 2px;
}

.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-toggle {
  display: none; background: none; border: 0; padding: 8px; cursor: pointer;
  color: var(--text);
}
.nav-toggle svg { width: 24px; height: 24px; }

@media (max-width: 820px) {
  .nav-links {
    position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--surface); border-bottom: 1px solid var(--border);
    padding: 8px var(--pad-x) 16px;
    transform: translateY(-12px); opacity: 0; pointer-events: none;
    transition: opacity .15s ease, transform .15s ease;
  }
  .nav-links.is-open {
    transform: translateY(0); opacity: 1; pointer-events: auto;
  }
  .nav-links a { padding: 14px 0; border-bottom: 1px solid var(--border); }
  .nav-links a[aria-current="page"]::after { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-cta .btn { display: none; }
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 44px; padding: 0 20px;
  font: inherit; font-weight: 600; font-size: .95rem;
  border-radius: 10px; border: 1px solid transparent; cursor: pointer;
  transition: transform .08s ease, box-shadow .15s ease, background .15s ease, color .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: var(--brand); color: #fff;
  box-shadow: 0 1px 0 rgba(255,255,255,.15) inset, 0 6px 16px -6px rgba(11, 95, 255, .55);
}
.btn-primary:hover { background: var(--brand-600); color: #fff; }
.btn-secondary {
  background: var(--surface); color: var(--text);
  border-color: var(--border-strong);
}
.btn-secondary:hover { background: var(--surface-alt); border-color: var(--text-soft); color: var(--text); }
.btn-ghost {
  background: transparent; color: var(--text);
}
.btn-ghost:hover { background: var(--surface-alt); }
.btn-lg { height: 52px; padding: 0 24px; font-size: 1rem; border-radius: 12px; }

.icon-arrow { transition: transform .2s ease; }
.btn:hover .icon-arrow { transform: translateX(3px); }

/* ============ HERO ============ */
.hero {
  position: relative; overflow: hidden;
  padding: clamp(64px, 10vw, 120px) 0 clamp(64px, 8vw, 96px);
}
.hero::before {
  content: ""; position: absolute; inset: -200px 0 auto 0; height: 600px;
  background:
    radial-gradient(60% 60% at 20% 20%, rgba(11, 95, 255, .08), transparent 60%),
    radial-gradient(40% 50% at 80% 10%, rgba(14, 165, 164, .08), transparent 60%);
  z-index: -1;
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background-image:
    linear-gradient(to right, rgba(15, 23, 42, .04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(15, 23, 42, .04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
}
.hero-grid {
  display: grid; grid-template-columns: 1.1fr .9fr; gap: 56px; align-items: center;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { order: -1; max-width: 420px; margin: 0 auto; }
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 999px;
  background: var(--brand-50); color: var(--brand);
  font-size: .8rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  margin-bottom: 20px;
}
.eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--brand); box-shadow: 0 0 0 4px rgba(11, 95, 255, .15); }
.hero h1 .accent {
  background: linear-gradient(135deg, var(--brand) 0%, var(--teal) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-lead {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--text-soft); max-width: 560px;
  margin: 16px 0 32px;
}
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-meta {
  margin-top: 40px; display: flex; gap: 32px; flex-wrap: wrap;
  font-size: .9rem; color: var(--text-mute);
}
.hero-meta strong { display: block; color: var(--text); font-size: 1.6rem; font-weight: 700; line-height: 1; }
.hero-meta div { min-width: 110px; }

/* ============ SECTIONS ============ */
section { padding: clamp(64px, 8vw, 96px) 0; }
.section-head {
  max-width: 720px; margin: 0 auto clamp(40px, 5vw, 64px); text-align: center;
}
.section-head .eyebrow { margin-bottom: 16px; }
.section-head p { font-size: 1.05rem; }

/* ============ SERVICES ============ */
.services-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
}
@media (max-width: 720px) { .services-grid { grid-template-columns: 1fr; } }

.service-card {
  position: relative; padding: 28px;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--r-md);
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
  overflow: hidden;
}
.service-card:hover {
  transform: translateY(-2px);
  border-color: transparent;
  box-shadow: var(--shadow-lg);
}
.service-card::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: linear-gradient(135deg, var(--brand), var(--teal));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  opacity: 0; transition: opacity .25s ease;
}
.service-card:hover::before { opacity: 1; }

.service-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--brand-50); color: var(--brand);
  display: inline-flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.service-icon.is-teal { background: var(--teal-50); color: var(--teal); }
.service-card h3 { margin-bottom: 8px; }
.service-card p { margin-bottom: 16px; font-size: .95rem; }
.service-card ul {
  list-style: none; padding: 0; margin: 0 0 4px;
  display: grid; gap: 8px; font-size: .9rem; color: var(--text-soft);
}
.service-card li { display: flex; align-items: flex-start; gap: 8px; }
.service-card li::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%;
  background: var(--brand); margin-top: 8px; flex-shrink: 0;
}

/* ============ FEATURES / WHY US ============ */
.section-alt { background: var(--surface-alt); }
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
@media (max-width: 820px) { .features-grid { grid-template-columns: 1fr; } }
.feature {
  padding: 8px 4px;
}
.feature-num {
  display: inline-block; font-family: var(--font-mono);
  font-size: .85rem; color: var(--brand); font-weight: 600;
  margin-bottom: 12px; letter-spacing: .05em;
}
.feature h3 { margin-bottom: 8px; }
.feature p { margin: 0; }

/* ============ PROCESS ============ */
.process-list {
  display: grid; gap: 4px; max-width: 760px; margin: 0 auto;
  border-top: 1px solid var(--border);
}
.process-item {
  display: grid; grid-template-columns: 80px 1fr; gap: 24px; align-items: start;
  padding: 28px 0; border-bottom: 1px solid var(--border);
}
.process-item .step {
  font-family: var(--font-mono); color: var(--brand); font-size: .9rem; font-weight: 600;
  letter-spacing: .05em; padding-top: 4px;
}
.process-item h3 { margin: 0 0 6px; }
.process-item p { margin: 0; }

/* ============ CTA STRIP ============ */
.cta-strip {
  background:
    radial-gradient(40% 100% at 100% 0%, rgba(14, 165, 164, .25), transparent 60%),
    radial-gradient(60% 100% at 0% 100%, rgba(11, 95, 255, .35), transparent 60%),
    var(--surface-dark);
  color: #fff;
  border-radius: 24px;
  padding: clamp(40px, 6vw, 64px);
  display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: center;
}
@media (max-width: 720px) {
  .cta-strip { grid-template-columns: 1fr; text-align: left; }
}
.cta-strip h2 { color: #fff; margin: 0 0 8px; }
.cta-strip p { color: rgba(255, 255, 255, .75); margin: 0; max-width: 540px; }
.cta-strip .btn-primary {
  background: #fff; color: var(--surface-dark);
  box-shadow: 0 6px 24px -8px rgba(0, 0, 0, .4);
}
.cta-strip .btn-primary:hover { background: #F1F5F9; color: var(--surface-dark); }

/* ============ FOOTER ============ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 56px 0 28px;
  background: var(--surface);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px;
  margin-bottom: 40px;
}
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
.footer-brand p { font-size: .9rem; color: var(--text-soft); max-width: 320px; }
.footer-col h4 {
  font-size: .8rem; text-transform: uppercase; letter-spacing: .06em;
  color: var(--text-mute); margin-bottom: 16px; font-weight: 600;
}
.footer-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer-col a { color: var(--text-soft); font-size: .92rem; }
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding-top: 24px; border-top: 1px solid var(--border);
  font-size: .85rem; color: var(--text-mute);
}
.footer-bottom .socials { display: flex; gap: 12px; }
.footer-bottom .socials a {
  width: 36px; height: 36px; border-radius: 8px;
  display: inline-flex; align-items: center; justify-content: center;
  border: 1px solid var(--border); color: var(--text-soft);
  transition: border-color .15s ease, color .15s ease, background .15s ease;
}
.footer-bottom .socials a:hover { color: var(--brand); border-color: var(--brand); background: var(--brand-50); }

/* ============ PAGE HEADER (subpáginas) ============ */
.page-header {
  padding: clamp(56px, 8vw, 96px) 0 clamp(40px, 5vw, 64px);
  text-align: center;
  border-bottom: 1px solid var(--border);
  background:
    radial-gradient(50% 80% at 50% 0%, rgba(11, 95, 255, .06), transparent 70%),
    var(--bg);
}
.page-header h1 { margin-bottom: 16px; }
.page-header p { max-width: 640px; margin: 0 auto; font-size: 1.05rem; }

/* ============ SERVICIOS DETALLE ============ */
.svc-detail {
  display: grid; grid-template-columns: 280px 1fr; gap: 48px;
  padding: clamp(48px, 6vw, 72px) 0; border-bottom: 1px solid var(--border);
}
.svc-detail:last-child { border-bottom: 0; }
@media (max-width: 820px) { .svc-detail { grid-template-columns: 1fr; gap: 24px; } }
.svc-detail aside .service-icon { margin-bottom: 16px; }
.svc-detail aside h2 { font-size: 1.6rem; margin-bottom: 8px; }
.svc-detail aside .tag {
  display: inline-block; padding: 4px 10px; border-radius: 999px;
  background: var(--surface-alt); color: var(--text-soft); font-size: .78rem;
  font-family: var(--font-mono); letter-spacing: .04em;
}
.svc-detail .body h3 { margin-top: 24px; font-size: 1.1rem; }
.svc-detail .body h3:first-child { margin-top: 0; }
.svc-detail .body ul { padding-left: 20px; color: var(--text-soft); }
.svc-detail .body li { margin-bottom: 6px; }

/* ============ NOSOTROS ============ */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start;
}
@media (max-width: 820px) { .about-grid { grid-template-columns: 1fr; gap: 32px; } }
.about-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 28px;
}
.about-card + .about-card { margin-top: 16px; }
.about-card h3 { margin-bottom: 8px; }
.about-card p { margin: 0; }

.timeline {
  display: grid; gap: 0; margin-top: 24px;
}
.timeline-item {
  display: grid; grid-template-columns: 100px 1fr; gap: 20px;
  padding: 20px 0; border-bottom: 1px solid var(--border);
}
.timeline-item:last-child { border-bottom: 0; }
.timeline-item .year {
  font-family: var(--font-mono); color: var(--brand); font-weight: 600;
}
.timeline-item p { margin: 0; }

/* ============ CONTACTO ============ */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; align-items: start;
}
@media (max-width: 820px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-info { display: grid; gap: 20px; }
.info-card {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 20px; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md);
}
.info-card .service-icon { margin-bottom: 0; flex-shrink: 0; width: 40px; height: 40px; border-radius: 10px; }
.info-card h3 { margin-bottom: 4px; font-size: 1rem; }
.info-card p { margin: 0; font-size: .92rem; }
.info-card a { color: var(--text); font-weight: 500; }
.info-card a:hover { color: var(--brand); }

.form-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-md); padding: 32px;
  box-shadow: var(--shadow-sm);
}
.form-row { display: grid; gap: 16px; margin-bottom: 16px; }
.form-row.cols-2 { grid-template-columns: 1fr 1fr; }
@media (max-width: 560px) { .form-row.cols-2 { grid-template-columns: 1fr; } }

.field label {
  display: block; font-size: .85rem; font-weight: 600; color: var(--text); margin-bottom: 6px;
}
.field input, .field textarea, .field select {
  width: 100%; font: inherit; color: var(--text);
  padding: 12px 14px; border: 1px solid var(--border-strong); border-radius: 10px;
  background: var(--surface); transition: border-color .15s ease, box-shadow .15s ease;
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none; border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(11, 95, 255, .15);
}
.field textarea { min-height: 140px; resize: vertical; }
.field-help { font-size: .8rem; color: var(--text-mute); margin-top: 6px; }
.form-status { font-size: .9rem; margin-top: 12px; min-height: 1.2em; }
.form-status.is-ok { color: var(--good); }
.form-status.is-err { color: #DC2626; }

/* ============ MISC ============ */
.skip-link {
  position: absolute; left: -9999px; top: 8px; padding: 8px 16px;
  background: var(--text); color: #fff; border-radius: 6px;
  font-size: .9rem; font-weight: 600;
}
.skip-link:focus { left: 8px; z-index: 100; color: #fff; }

::selection { background: var(--brand); color: #fff; }

/* Reveal on scroll */
.reveal {
  opacity: 0; transform: translateY(20px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}