/* Diwo Networking Services — landing
   Tokens y decisiones de diseño: design/design_handoff_diwo_landing/README.md
   Breakpoints: móvil <760, tablet <1080, nav <1200 */

:root {
  --bg: #0B0F19;
  --surface: rgba(255, 255, 255, 0.03);
  --surface-2: rgba(255, 255, 255, 0.035);
  --border: rgba(255, 255, 255, 0.08);
  --text: #F4F5F7;
  --text-strong: #F9FAFB;
  --text-2: #B2B2B2;
  --text-3: #9CA3AF;
  --text-4: #6b7280;
  --green: #94C11F;
  --teal: #07A3A8;
  --blue: #1F71B8;
  --coral: #B51918;
  --maxw: 1400px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Helvetica Neue', Inter, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.5;
}

a { color: var(--teal); text-decoration: none; }
a:hover { color: var(--green); }
::selection { background: var(--blue); color: #fff; }
img { max-width: 100%; }

h1, h2, h3 { color: var(--text-strong); }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 10px 16px;
  background: var(--green);
  color: var(--bg);
  font-weight: 700;
}
.skip-link:focus { left: 8px; top: 8px; }

:focus-visible { outline: 2px solid var(--teal); outline-offset: 2px; border-radius: 4px; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  transition: background .3s ease, backdrop-filter .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.site-header.is-scrolled {
  background: rgba(20, 26, 40, 0.45);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border-bottom-color: rgba(255, 255, 255, 0.16);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 32px;
}

/* Logo oficial (assets/diwo-logo.svg = versión "negative"/blanca del lockup
   horizontal: "DIW" + isotipo como "O" + bajada "Networking Services").
   Los SVG oficiales viven en design/logos/. */
.brand { display: flex; align-items: center; }
.brand img { display: block; height: 42px; width: auto; }

.nav__links { display: flex; align-items: center; gap: 22px; min-width: 0; }
.nav__links a { font-size: 13px; color: #E5E7EB; white-space: nowrap; }
.nav__links a:hover { color: var(--green); }

.nav__meta { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.lang { display: flex; align-items: center; gap: 4px; font-size: 12px; color: var(--text-4); white-space: nowrap; }
.lang b { color: var(--text); font-weight: 700; }

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}
.pill--region { padding: 6px 10px; background: rgba(148,193,31,0.08); border: 1px solid rgba(148,193,31,0.35); color: #C7D9A0; }
.pill--teal  { background: rgba(7,163,168,0.1); border: 1px solid rgba(7,163,168,0.4); color: #5FDCE0; }
.pill--green { background: rgba(148,193,31,0.1); border: 1px solid rgba(148,193,31,0.4); color: #C7E876; }
.dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 28px;
  border-radius: 8px;
  font-weight: 700;
  font-size: 15px;
  white-space: nowrap;
  cursor: pointer;
  border: none;
  transition: transform .15s ease, filter .15s ease;
}
.btn:hover { filter: brightness(1.06); transform: translateY(-1px); }
.btn--cta { padding: 10px 18px; background: var(--green); color: var(--bg); font-size: 13px; }
.btn--cta:hover { color: var(--bg); }
.btn--gradient-blue { background: linear-gradient(135deg, var(--blue), var(--teal)); color: #fff; }
.btn--gradient-green { background: linear-gradient(135deg, var(--green), var(--teal)); color: var(--bg); }
.btn--ghost { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.15); color: var(--text); font-weight: 600; }
.btn--ghost:hover { color: var(--text); }

.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-shrink: 0;
}
.hamburger span { width: 18px; height: 2px; background: var(--text); display: block; }

.mobile-menu {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 24px 20px;
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.mobile-menu[hidden] { display: none; }
/* El panel móvil solo existe bajo el breakpoint de nav */
@media (min-width: 1201px) { .mobile-menu { display: none; } }
.mobile-menu a { padding: 12px 4px; font-size: 15px; color: #E5E7EB; }
.mobile-menu .btn--cta { margin-top: 12px; padding: 12px 18px; font-size: 14px; }

/* ---------- Layout helpers ---------- */
.section { padding: 100px 48px; max-width: var(--maxw); margin: 0 auto; }
.section--hp, .section--casos, .section--lstelcom, .section--clientes { max-width: none; padding-left: 0; padding-right: 0; }
.section--hp {
  padding: 90px 48px;
  background: linear-gradient(180deg, rgba(31,113,184,0.06), rgba(11,15,25,0));
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.section--casos {
  padding: 90px 48px;
  background: rgba(148,193,31,0.03);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.section__inner { max-width: var(--maxw); margin: 0 auto; }
.section__head { max-width: 680px; margin: 0 0 56px; }
.section__head h2 { font-size: 36px; font-weight: 800; margin: 12px 0 16px; line-height: 1.2; }
.section__head p { font-size: 16px; line-height: 1.6; color: var(--text-2); margin: 0; }

.eyebrow { font-size: 12px; letter-spacing: 2px; font-weight: 700; text-transform: uppercase; }
.eyebrow--teal  { color: var(--teal); }
.eyebrow--blue  { color: var(--blue); }
.eyebrow--green { color: var(--green); }

.grid { display: grid; gap: 20px; }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); gap: 24px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px 24px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.grid--3 .card { background: var(--surface-2); border-radius: 16px; padding: 32px; }
.card h3 { font-size: 16px; font-weight: 700; color: var(--text); margin: 0 0 10px; }
.card p { font-size: 14px; line-height: 1.55; color: var(--text-3); margin: 0; }
.card--row { display: flex; gap: 20px; padding: 28px; }
.card--row h3 { font-size: 17px; margin: 0 0 8px; }
.card--row p { line-height: 1.6; }

.icon-tile {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  flex-shrink: 0;
}
.icon-tile svg { width: 22px; height: 22px; }
.icon-tile--lg { width: 48px; height: 48px; margin-bottom: 0; }

.tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(255,255,255,0.08);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--text-2);
  margin-bottom: 18px;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 48px;
  padding: 110px 48px 100px;
  max-width: var(--maxw);
  margin: 0 auto;
  min-height: 640px;
}
.hero__glow {
  position: absolute;
  top: -200px;
  left: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(31,113,184,0.18), transparent 70%);
  pointer-events: none;
}
.hero__copy { position: relative; z-index: 1; }
.badges { display: flex; gap: 10px; margin-bottom: 28px; flex-wrap: wrap; }
.hero h1 {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.5px;
  margin: 0 0 24px;
}
.hero__copy > p {
  font-size: 18px;
  line-height: 1.6;
  color: var(--text-2);
  max-width: 520px;
  margin: 0 0 36px;
}
.hero__actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}
.hero__pulse {
  position: absolute;
  width: 420px;
  height: 420px;
  max-width: 90%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(148,193,31,0.12), transparent 65%);
  animation: pulseGlow 4s ease-in-out infinite;
}
.hero__spiral {
  position: relative;
  width: 380px;
  height: auto;
  max-width: 82%;
  animation: floatY 6s ease-in-out infinite, fadeIn .9s ease-out both;
}

@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes floatY { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }
@keyframes pulseGlow { 0%, 100% { opacity: .35; } 50% { opacity: .75; } }

/* ---------- Partner HPE Networking ---------- */
.hp__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px 40px;
  margin-bottom: 24px;
}
.hp__head > div { max-width: 640px; }
.hp__head h2 { font-size: 36px; font-weight: 800; margin: 12px 0 0; }
/* Lockup partner: logo HPE oficial (assets/hpe-logo.png, blanco hi-res) +
   "Networking" en texto, separados por una línea → se lee "HPE Networking".
   Si aparece un SVG oficial de marca en buena calidad, usarlo. */
.hp__partner {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}
.hp__partner img {
  height: 40px;
  width: auto;
  display: block;
}
.hp__partner-txt {
  padding-left: 16px;
  border-left: 1px solid rgba(255, 255, 255, 0.22);
  font-weight: 600;
  font-size: 15px;
  line-height: 1.25;
  letter-spacing: .3px;
  color: var(--text);
}
.hp__lead {
  max-width: 680px;
  margin: 0 0 48px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-2);
}

/* ---------- Catálogo LS telcom ---------- */
.section--lstelcom {
  padding: 90px 48px;
  background: linear-gradient(180deg, rgba(7,163,168,0.06), rgba(11,15,25,0));
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}
.section__head--wide { max-width: 820px; }

.cat { margin-top: 56px; }
.cat:first-of-type { margin-top: 8px; }
.cat__title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 20px;
  font-weight: 700;
  color: var(--text-strong);
  margin: 0 0 4px;
  line-height: 1.3;
}
.cat__num {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(7,163,168,0.15);
  border: 1px solid rgba(7,163,168,0.4);
  color: #5FDCE0;
  font-size: 14px;
  font-weight: 700;
}
.cat__sub {
  margin: 0 0 24px 40px;
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-4);
}
.cat__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
  gap: 18px;
  align-items: start;
}

.pcard {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 22px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.pcard h4 {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}
.pcard p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--text-3);
}
.pcard__img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: 14px;
}

/* ---------- Caso de éxito ---------- */
.casos {
  max-width: var(--maxw);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}
.casos__video {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: #000;
}
.casos__video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.section--casos h2 { font-size: 32px; font-weight: 800; margin: 12px 0 20px; }
.section--casos > .casos > div > p { font-size: 16px; line-height: 1.65; color: var(--text-2); margin: 0 0 24px; }
.quote { margin: 0; border-left: 2px solid var(--green); padding-left: 20px; }
.quote p { font-size: 17px; line-height: 1.6; font-style: italic; color: #E5E7EB; margin: 0 0 12px; }
.quote cite { font-size: 14px; color: var(--text-2); font-style: normal; }

/* ---------- Clientes (carrusel) ---------- */
.section--clientes { padding: 90px 0; }
.section--clientes .section__head { padding: 0 48px; }

.marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
.marquee__track {
  display: flex;
  align-items: center;
  gap: 20px;
  width: max-content;
  animation: marquee 45s linear infinite;
}
.marquee:hover .marquee__track,
.marquee:focus-within .marquee__track { animation-play-state: paused; }

@keyframes marquee { to { transform: translateX(-50%); } }

.marquee__logo {
  flex: 0 0 auto;
  min-width: 116px;
  height: 78px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 26px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}
.marquee__logo img {
  display: block;
  width: auto;
  height: auto;
  max-height: 46px;
  max-width: 148px;
}

@media (prefers-reduced-motion: reduce) {
  .marquee { -webkit-mask-image: none; mask-image: none; }
  .marquee__track {
    animation: none;
    flex-wrap: wrap;
    justify-content: center;
    width: auto;
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 0 48px;
  }
  .marquee__logo[aria-hidden="true"] { display: none; }
}

/* ---------- Ubicaciones & contacto ---------- */
.ubic { display: grid; grid-template-columns: 1fr 1.2fr; gap: 56px; }
.ubic h2 { font-size: 32px; font-weight: 800; margin: 12px 0 16px; }
.ubic__lead { margin: 0 0 28px; font-size: 15px; line-height: 1.6; color: var(--text-2); }
.locs { display: flex; flex-direction: column; gap: 16px; }
.loc { background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 24px; backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.loc__head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.loc__head .dot { width: 8px; height: 8px; }
.loc__head h3 { font-size: 16px; font-weight: 700; color: var(--text); margin: 0; }
.loc p { font-size: 14px; color: var(--text-3); margin: 0 0 4px; }
.loc__detail { font-size: 13px; color: var(--text-4); }
.loc__head h3 { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; }
.loc__tag {
  font-size: 11px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--text-3); padding: 2px 8px; border: 1px solid var(--border); border-radius: 999px;
}
.loc__addr { line-height: 1.55; color: var(--text-3); }
.loc__phone { margin-top: 10px; }
.loc__phone a {
  display: inline-flex; align-items: center; gap: 8px;
  color: var(--text-2); font-weight: 600; font-variant-numeric: tabular-nums; letter-spacing: 0.02em;
}
.loc__phone a:hover { color: var(--teal); }
.loc__phone-ico { width: 15px; height: 15px; flex: 0 0 auto; opacity: 0.75; }
.loc__phone a:hover .loc__phone-ico { opacity: 1; }

.contact {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 40px;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}
.contact h2 { font-size: 24px; font-weight: 800; margin: 0 0 6px; }
.contact__lead { font-size: 14px; color: var(--text-2); margin: 0 0 28px; }
.contact__form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.contact__form input,
.contact__form select,
.contact__form textarea {
  padding: 13px 16px;
  border-radius: 8px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  width: 100%;
}
.contact__form select { color: var(--text-2); grid-column: span 2; }
.contact__form select option { background: #121824; color: var(--text); }
.contact__form input::placeholder,
.contact__form textarea::placeholder { color: var(--text-4); }
.contact__form textarea { grid-column: span 2; resize: vertical; }
.contact__form .btn { grid-column: span 2; width: 100%; margin-top: 4px; }
.contact__hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.contact__note { grid-column: span 2; margin: 0; font-size: 13px; color: var(--green); }
.contact__note[data-state="error"] { color: #ff6b6b; }
.contact__note[data-state="info"] { color: var(--text-3); }
.contact__direct {
  margin: 20px 0 0;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-3);
}
.contact__direct a { color: var(--teal); white-space: nowrap; }
.contact__direct a:hover { color: var(--green); }
.contact__direct span { margin: 0 6px; color: var(--text-4); }

/* ---------- Footer ---------- */
.site-footer {
  padding: 40px 48px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.site-footer__brand { display: flex; align-items: center; gap: 10px; }
.site-footer__brand span { font-size: 13px; color: var(--text-4); }
.site-footer__mark {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  background: var(--text-3);
  -webkit-mask: url(assets/diwo-isotipo.svg) center / contain no-repeat;
  mask: url(assets/diwo-isotipo.svg) center / contain no-repeat;
}
.site-footer__links { display: flex; gap: 24px; flex-wrap: wrap; }
.site-footer__links a { font-size: 13px; color: var(--text-3); }
.site-footer__links a:hover { color: var(--green); }

/* ---------- Responsive ---------- */
@media (max-width: 1200px) {
  .nav__links, .nav__meta { display: none; }
  .hamburger { display: flex; }
}

@media (max-width: 1080px) {
  .section { padding: 80px 32px; }
  .section--hp, .section--casos, .section--lstelcom { padding: 72px 32px; }
  .section--clientes { padding: 72px 0; }
  .section--clientes .section__head { padding: 0 32px; }
  .hero { padding: 100px 32px 80px; }
  .hero h1 { font-size: 40px; }
  .hero__spiral { width: 300px; }
  .grid--4 { grid-template-columns: 1fr 1fr; }
  .grid--3 { grid-template-columns: 1fr 1fr; }
  .ubic { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 760px) {
  .nav { padding: 14px 20px; }
  .brand img { height: 36px; }
  .section { padding: 64px 24px; }
  .section--hp, .section--casos, .section--lstelcom { padding: 56px 24px; }
  .section--clientes { padding: 56px 0; }
  .section--clientes .section__head { padding: 0 24px; }
  .marquee__logo { min-width: 112px; height: 78px; padding: 0 20px; }
  .marquee__logo img { max-height: 40px; max-width: 130px; }
  .section__head { margin-bottom: 40px; }
  .section__head h2, .hp__head h2 { font-size: 28px; }
  .cat__title { font-size: 18px; }
  .cat__grid { grid-template-columns: 1fr; }

  .hero {
    grid-template-columns: 1fr;
    padding: 90px 24px 60px;
    min-height: 0;
    gap: 32px;
  }
  .hero h1 { font-size: 32px; }
  .hero__visual { order: -1; }
  .hero__spiral { width: 240px; }

  .grid--4, .grid--3, .grid--2 { grid-template-columns: 1fr; }
  .card--row { flex-direction: row; }

  .casos { grid-template-columns: 1fr; gap: 32px; }
  .section--casos h2 { font-size: 26px; }

  .contact { padding: 28px; }
  .contact__form { grid-template-columns: 1fr; }
  .contact__form select,
  .contact__form textarea,
  .contact__form .btn,
  .contact__note { grid-column: span 1; }

  .site-footer { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero__spiral, .hero__pulse { animation: none; opacity: 1; }
}