/* ============================================================
   C&G Technology Consulting — Dark Glassmorphism
   ============================================================ */
:root {
  /* Brand colors (from logo) */
  --cyan:        #4FC3E8;
  --blue:        #2E7DE8;
  --blue-deep:   #2348C8;
  --purple:      #6E3BD6;
  --purple-deep: #3B1E6E;

  /* Surfaces */
  --bg:          #05060A;
  --bg-2:        #080A12;
  --ink:         #EAF0FA;
  --ink-soft:    #A7B2C8;
  --ink-mute:    #6E7890;

  /* Glass */
  --glass-bg:     rgba(20, 26, 44, 0.45);
  --glass-bg-2:   rgba(28, 34, 58, 0.30);
  --glass-border: rgba(120, 150, 220, 0.18);
  --glass-hi:     rgba(255, 255, 255, 0.06);

  --grad: linear-gradient(120deg, var(--cyan) 0%, var(--blue) 45%, var(--purple) 100%);
  --grad-soft: linear-gradient(120deg, rgba(79,195,232,.16), rgba(110,59,214,.16));

  --radius:   18px;
  --radius-sm:12px;
  --maxw:     1180px;
  --ease:     cubic-bezier(.22,.61,.36,1);

  --shadow: 0 24px 60px -20px rgba(0,0,0,.7);
  --glow:   0 0 40px -8px rgba(79,195,232,.45);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: rgba(110,59,214,.45); color: #fff; }

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 24px; }

h1, h2, h3, h4, h5 { font-family: 'Space Grotesk', 'Inter', sans-serif; line-height: 1.12; letter-spacing: -.02em; font-weight: 600; }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.skip-link {
  position: fixed; top: -100px; left: 16px; z-index: 200;
  background: var(--blue); color: #fff; padding: 10px 18px; border-radius: 10px;
  transition: top .2s;
}
.skip-link:focus { top: 16px; }

/* ============================================================
   Background layers
   ============================================================ */
#bg-canvas { position: fixed; inset: 0; z-index: -3; opacity: .55; }
.bg-grid {
  position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background-image:
    linear-gradient(rgba(120,150,220,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(120,150,220,.045) 1px, transparent 1px);
  background-size: 54px 54px;
  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%);
}
.bg-glow {
  position: fixed; z-index: -2; border-radius: 50%; filter: blur(120px);
  pointer-events: none; opacity: .5;
}
.bg-glow--1 { width: 620px; height: 620px; top: -180px; right: -120px; background: radial-gradient(circle, rgba(46,125,232,.55), transparent 65%); }
.bg-glow--2 { width: 560px; height: 560px; top: 40%; left: -180px; background: radial-gradient(circle, rgba(110,59,214,.5), transparent 65%); }

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: 15px;
  padding: 13px 24px; border-radius: 12px; border: 1px solid transparent;
  cursor: pointer; transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, border-color .25s;
  will-change: transform; white-space: nowrap;
}
.btn--primary { background: var(--grad); color: #fff; box-shadow: 0 10px 30px -10px rgba(46,125,232,.7); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -10px rgba(110,59,214,.75); }
.btn--ghost { background: var(--glass-bg-2); color: var(--ink); border-color: var(--glass-border); backdrop-filter: blur(10px); }
.btn--ghost:hover { transform: translateY(-2px); border-color: rgba(120,150,220,.4); background: rgba(40,48,80,.4); }
.btn--block { width: 100%; }
.btn:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible {
  outline: 2px solid var(--cyan); outline-offset: 3px;
}

/* ============================================================
   Glass utility
   ============================================================ */
.glass {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  box-shadow: inset 0 1px 0 var(--glass-hi), var(--shadow);
  border-radius: var(--radius);
}

/* ============================================================
   Navbar
   ============================================================ */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; transition: background .3s, border-color .3s, backdrop-filter .3s; border-bottom: 1px solid transparent; }
.nav.is-scrolled { background: rgba(8,10,18,.7); backdrop-filter: blur(16px); border-bottom-color: var(--glass-border); }
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 74px; }
.nav__logo { height: 46px; width: auto; }
.nav__links { display: flex; align-items: center; gap: 30px; }
.nav__links a { font-size: 15px; font-weight: 500; color: var(--ink-soft); transition: color .2s; position: relative; }
.nav__links a:not(.nav__cta)::after { content: ''; position: absolute; left: 0; bottom: -6px; width: 0; height: 2px; background: var(--grad); transition: width .25s var(--ease); border-radius: 2px; }
.nav__links a:not(.nav__cta):hover { color: var(--ink); }
.nav__links a:not(.nav__cta):hover::after { width: 100%; }
.nav__cta { background: var(--grad); color: #fff !important; padding: 10px 20px; border-radius: 11px; font-weight: 600; box-shadow: 0 8px 24px -10px rgba(46,125,232,.7); transition: transform .25s var(--ease); }
.nav__cta:hover { transform: translateY(-2px); }
.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 8px; }
.nav__toggle span { width: 26px; height: 2px; background: var(--ink); border-radius: 2px; transition: transform .3s, opacity .3s; }
.nav.is-open .nav__toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav.is-open .nav__toggle span:nth-child(2) { opacity: 0; }
.nav.is-open .nav__toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   Hero
   ============================================================ */
.hero { position: relative; padding: 150px 0 60px; }
.hero__inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: center; }
.pill {
  display: inline-flex; align-items: center; gap: 9px; font-size: 13.5px; font-weight: 500;
  color: var(--ink-soft); padding: 7px 15px 7px 12px; border-radius: 999px;
  border: 1px solid var(--glass-border); background: var(--glass-bg-2); backdrop-filter: blur(10px);
  margin-bottom: 26px;
}
.pill__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }

.hero__title { font-size: clamp(2.5rem, 6vw, 4.1rem); font-weight: 700; margin-bottom: 22px; }
.hero__subtitle { font-size: clamp(1rem, 2vw, 1.18rem); color: var(--ink-soft); max-width: 560px; margin-bottom: 34px; }
.hero__subtitle strong { color: var(--ink); font-weight: 600; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 48px; }

.hero__stats { display: flex; gap: 40px; flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; }
.stat__num { font-family: 'Space Grotesk'; font-size: 2rem; font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; font-variant-numeric: tabular-nums; }
.stat__label { font-size: 13px; color: var(--ink-mute); }

/* Hero visual */
.hero__visual { display: flex; justify-content: center; }
.orb-card { position: relative; width: min(420px, 90%); aspect-ratio: 1; padding: 0; overflow: hidden; }
.orb { position: absolute; inset: 50% auto auto 50%; width: 180px; height: 180px; transform: translate(-50%,-50%); border-radius: 50%;
  background: var(--grad); filter: blur(14px); opacity: .9; animation: float 7s ease-in-out infinite; }
.orb::after { content: ''; position: absolute; inset: 18px; border-radius: 50%; background: var(--bg-2); }
.circuit { position: absolute; inset: 0; width: 100%; height: 100%; opacity: .5; }
.circuit path { stroke-dasharray: 6 8; animation: dash 14s linear infinite; }
@keyframes dash { to { stroke-dashoffset: -200; } }
.chip {
  position: absolute; font-family: 'Space Grotesk'; font-size: 13px; font-weight: 600; color: var(--ink);
  padding: 8px 14px; border-radius: 11px; background: rgba(20,26,44,.7); border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px); box-shadow: var(--shadow); animation: float 6s ease-in-out infinite;
}
.chip--1 { top: 16%; left: 10%; color: var(--cyan); }
.chip--2 { top: 22%; right: 8%; animation-delay: -1.5s; color: #8ed0f5; }
.chip--3 { bottom: 20%; left: 8%; animation-delay: -3s; color: #b79bf0; }
.chip--4 { bottom: 15%; right: 12%; animation-delay: -4.5s; color: var(--ink); }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

/* Marquee */
.marquee { margin-top: 70px; overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); border-block: 1px solid var(--glass-border); padding: 18px 0; }
.marquee__track { display: flex; gap: 26px; white-space: nowrap; width: max-content; animation: scroll 38s linear infinite; }
.marquee__track span { font-family: 'Space Grotesk'; font-size: 15px; font-weight: 500; color: var(--ink-soft); }
.marquee__track span:nth-child(even) { color: var(--purple); }
@keyframes scroll { to { transform: translateX(-50%); } }

/* ============================================================
   Sections
   ============================================================ */
.section { padding: 100px 0; position: relative; }
.section--alt { background: linear-gradient(180deg, transparent, rgba(12,16,30,.5), transparent); }
.section__head { max-width: 680px; margin: 0 auto 56px; text-align: center; }
.eyebrow { display: inline-block; font-family: 'Space Grotesk'; font-size: 13px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--cyan); margin-bottom: 14px; }
.section__title { font-size: clamp(1.9rem, 4vw, 2.8rem); margin-bottom: 18px; }
.section__lead { color: var(--ink-soft); font-size: 1.05rem; }
.section__head .section__lead { margin-inline: auto; }

/* Grids */
.grid { display: grid; gap: 26px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--mini { margin-top: 26px; }
.grid--split { grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.grid--contact { align-items: start; }

/* Cards */
.card { padding: 34px 30px; transition: transform .35s var(--ease), border-color .35s, box-shadow .35s; position: relative; overflow: hidden; }
.card::before { content: ''; position: absolute; inset: 0; background: var(--grad-soft); opacity: 0; transition: opacity .35s; pointer-events: none; }
.card:hover { transform: translateY(-8px); border-color: rgba(120,150,220,.4); box-shadow: inset 0 1px 0 var(--glass-hi), var(--shadow), var(--glow); }
.card:hover::before { opacity: 1; }
.card__icon { width: 56px; height: 56px; border-radius: 14px; display: grid; place-items: center; background: var(--grad-soft); border: 1px solid var(--glass-border); margin-bottom: 22px; color: var(--cyan); }
.card__icon svg { width: 28px; height: 28px; }
.card__title { font-size: 1.4rem; margin-bottom: 12px; }
.card__text { color: var(--ink-soft); font-size: .97rem; margin-bottom: 18px; position: relative; }
.card__list { list-style: none; display: flex; flex-direction: column; gap: 9px; position: relative; }
.card__list li { font-size: .92rem; color: var(--ink-soft); padding-left: 24px; position: relative; }
.card__list li::before { content: ''; position: absolute; left: 0; top: 8px; width: 12px; height: 7px; border-left: 2px solid var(--cyan); border-bottom: 2px solid var(--cyan); transform: rotate(-45deg); }

/* Mini cards */
.mini { display: flex; gap: 16px; padding: 22px; align-items: flex-start; transition: transform .3s var(--ease), border-color .3s; }
.mini:hover { transform: translateY(-4px); border-color: rgba(120,150,220,.4); }
.mini svg { width: 26px; height: 26px; color: var(--cyan); flex-shrink: 0; margin-top: 2px; }
.mini h4 { font-size: 1.02rem; margin-bottom: 4px; }
.mini p { font-size: .9rem; color: var(--ink-soft); }

/* Nosotros */
.values { display: flex; flex-direction: column; gap: 20px; margin-top: 34px; }
.value { display: flex; gap: 18px; align-items: flex-start; }
.value__num { font-family: 'Space Grotesk'; font-weight: 700; font-size: 1.05rem; color: var(--cyan); padding-top: 2px; min-width: 28px; }
.value h4 { font-size: 1.05rem; margin-bottom: 3px; }
.value p { font-size: .93rem; color: var(--ink-soft); }

.mission { padding: 38px 34px; }
.mission__title { font-size: 1.5rem; margin-bottom: 10px; }
.mission p { color: var(--ink-soft); font-size: .98rem; }
.mission__rule { border: 0; height: 1px; background: var(--glass-border); margin: 26px 0; }
.badge-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.badge { font-size: 12.5px; font-weight: 500; padding: 7px 14px; border-radius: 999px; background: var(--glass-bg-2); border: 1px solid var(--glass-border); color: var(--ink-soft); }

/* Partners */
.logo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.logo-cell { display: grid; place-items: center; text-align: center; min-height: 92px; padding: 18px; transition: transform .3s var(--ease), border-color .3s, color .3s; color: var(--ink-soft); }
.logo-cell span { font-family: 'Space Grotesk'; font-weight: 500; font-size: .95rem; }
.logo-cell:hover { transform: translateY(-5px); border-color: rgba(120,150,220,.45); color: var(--ink); box-shadow: inset 0 1px 0 var(--glass-hi), var(--shadow), var(--glow); }
.partners__note { text-align: center; margin-top: 36px; color: var(--ink-soft); }
.partners__note a { color: var(--cyan); font-weight: 600; }
.partners__note a:hover { text-decoration: underline; }

/* ============================================================
   Contact form
   ============================================================ */
.form { padding: 34px 30px; display: flex; flex-direction: column; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-size: 14px; font-weight: 500; color: var(--ink-soft); }
.field label span { color: var(--cyan); }
.field input, .field select, .field textarea {
  font-family: inherit; font-size: 15px; color: var(--ink);
  background: rgba(8,10,18,.6); border: 1px solid var(--glass-border); border-radius: 11px;
  padding: 12px 14px; transition: border-color .2s, box-shadow .2s; width: 100%;
}
.field textarea { resize: vertical; min-height: 96px; }
.field input::placeholder, .field textarea::placeholder { color: var(--ink-mute); }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(79,195,232,.15); outline: none; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23A7B2C8' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 40px; }
.field.is-error input, .field.is-error textarea { border-color: #F87171; }
.field__error { font-size: 12.5px; color: #F87171; min-height: 0; }
.form__status { font-size: 14px; text-align: center; min-height: 20px; }
.form__status.is-ok { color: var(--cyan); }
.form__status.is-err { color: #F87171; }

/* Contact list */
.contact-list { list-style: none; display: flex; flex-direction: column; gap: 20px; margin-top: 32px; }
.contact-list li { display: flex; gap: 16px; align-items: center; }
.contact-list__ico { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: var(--glass-bg-2); border: 1px solid var(--glass-border); color: var(--cyan); flex-shrink: 0; }
.contact-list__ico svg { width: 22px; height: 22px; }
.contact-list__label { display: block; font-size: 12.5px; color: var(--ink-mute); }
.contact-list__text { font-size: .95rem; color: var(--ink-soft); }
.contact-list li { align-items: flex-start; }
.contact-list__ico { margin-top: 2px; }
.contact-list li a { font-weight: 500; color: var(--ink); transition: color .2s; }
.contact-list li a:hover { color: var(--cyan); }

.footer__addr { display: block; color: var(--ink-mute); font-size: .9rem; margin-top: 8px; max-width: 260px; }

/* ============================================================
   Footer
   ============================================================ */
.footer { border-top: 1px solid var(--glass-border); background: rgba(6,8,14,.6); backdrop-filter: blur(12px); padding-top: 64px; margin-top: 40px; }
.footer__inner { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; }
.footer__brand img { height: 44px; width: auto; margin-bottom: 16px; }
.footer__brand p { color: var(--ink-mute); font-size: .92rem; max-width: 320px; }
.footer__col h5 { font-family: 'Space Grotesk'; font-size: 14px; letter-spacing: .04em; margin-bottom: 16px; color: var(--ink); }
.footer__col a { display: block; color: var(--ink-soft); font-size: .92rem; margin-bottom: 10px; transition: color .2s; }
.footer__col a:hover { color: var(--cyan); }
.footer__bottom { display: flex; justify-content: space-between; align-items: center; padding: 22px 24px; border-top: 1px solid var(--glass-border); font-size: 13px; color: var(--ink-mute); flex-wrap: wrap; gap: 10px; }

/* ============================================================
   Reveal animation
   ============================================================ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1 !important; transform: none !important; transition: none; }
  .orb, .chip, .marquee__track, .circuit path, .pill__dot { animation: none !important; }
  .btn:hover, .card:hover, .logo-cell:hover, .mini:hover { transform: none; }
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 940px) {
  .hero__inner { grid-template-columns: 1fr; gap: 48px; }
  .hero__visual { order: -1; }
  .orb-card { width: min(360px, 80%); }
  .grid--split { grid-template-columns: 1fr; gap: 36px; }
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .logo-grid { grid-template-columns: repeat(3, 1fr); }
  .footer__inner { grid-template-columns: 1fr 1fr; gap: 32px; }

  .nav__links {
    position: fixed; inset: 74px 0 auto 0; flex-direction: column; gap: 4px; align-items: stretch;
    background: rgba(8,10,18,.96); backdrop-filter: blur(20px); padding: 18px 24px 28px;
    border-bottom: 1px solid var(--glass-border); transform: translateY(-120%); transition: transform .35s var(--ease); visibility: hidden;
  }
  .nav.is-open .nav__links { transform: translateY(0); visibility: visible; }
  .nav__links a { padding: 14px 4px; font-size: 16px; }
  .nav__links a:not(.nav__cta)::after { display: none; }
  .nav__cta { text-align: center; margin-top: 8px; }
  .nav__toggle { display: flex; }
}

@media (max-width: 560px) {
  .container { padding-inline: 18px; }
  .hero { padding-top: 120px; }
  .grid--3 { grid-template-columns: 1fr; }
  .logo-grid { grid-template-columns: repeat(2, 1fr); }
  .footer__inner { grid-template-columns: 1fr; }
  .hero__stats { gap: 26px; }
  .stat__num { font-size: 1.6rem; }
  .section { padding: 72px 0; }
}