/* ============================================================
   SISTGT — Soluciones Tecnológicas
   estilos.css
   ============================================================ */

/* ── Variables ────────────────────────────────────────────── */
:root {
  --azul-noche:   #050D1A;
  --azul-deep:    #091628;
  --azul-dark:    #0D2137;
  --azul-mid:     #0A4B78;
  --azul-tech:    #0E7FC0;
  --aqua:         #00C8E0;
  --aqua-light:   #5EE8F7;
  --aqua-glow:    rgba(0,200,224,.18);
  --blanco:       #FFFFFF;
  --gris-claro:   #E8EFF8;
  --gris-texto:   #A8BDD4;
  --grad-hero:    linear-gradient(135deg, #050D1A 0%, #0D2137 60%, #0A3050 100%);
  --grad-aqua:    linear-gradient(90deg, #0E7FC0, #00C8E0);
  --grad-card:    linear-gradient(145deg, rgba(13,33,55,.9), rgba(9,22,40,.95));
  --sombra-aqua:  0 0 30px rgba(0,200,224,.2);
  --sombra-card:  0 8px 32px rgba(0,0,0,.4);
  --radio:        12px;
  --radio-lg:     20px;
  --trans:        all .35s cubic-bezier(.22,1,.36,1);
}

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--azul-noche);
  color: var(--blanco);
  overflow-x: hidden;
  line-height: 1.7;
}

/* Scrollbar personalizada */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--azul-deep); }
::-webkit-scrollbar-thumb { background: var(--azul-tech); border-radius: 3px; }

/* ── Tipografía ───────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: 'Syne', sans-serif;
  font-weight: 700;
  line-height: 1.15;
}

/* ── Partículas de fondo ──────────────────────────────────── */
.bg-grid {
  position: absolute; inset: 0; pointer-events: none; overflow: hidden;
  background-image:
    linear-gradient(rgba(14,127,192,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(14,127,192,.06) 1px, transparent 1px);
  background-size: 60px 60px;
}
.bg-glow {
  position: absolute; border-radius: 50%; pointer-events: none;
  filter: blur(80px);
}

/* ── Navbar ───────────────────────────────────────────────── */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 1rem 0;
  transition: var(--trans);
}
#navbar.scrolled {
  background: rgba(5,13,26,.92);
  backdrop-filter: blur(16px);
  padding: .7rem 0;
  border-bottom: 1px solid rgba(0,200,224,.12);
  box-shadow: 0 4px 30px rgba(0,0,0,.3);
}
.nav-logo {
  display: flex; align-items: center; gap: .6rem;
  text-decoration: none;
}
.logo-icon {
  width: 38px; height: 38px;
  background: var(--grad-aqua);
  border-radius: 8px;
  display: grid; place-items: center;
  font-size: 1.1rem; color: #fff;
  flex-shrink: 0;
}
.logo-text {
  font-family: 'Syne', sans-serif;
  font-size: 1.35rem; font-weight: 800;
  color: var(--blanco); letter-spacing: .04em;
}
.logo-text span { color: var(--aqua); }

.navbar-nav .nav-link {
  color: var(--gris-texto) !important;
  font-size: .85rem; font-weight: 500;
  letter-spacing: .06em; text-transform: uppercase;
  padding: .4rem .9rem !important;
  transition: color .25s;
  position: relative;
}
.navbar-nav .nav-link::after {
  content: ''; position: absolute; bottom: 0; left: .9rem; right: .9rem;
  height: 2px; background: var(--aqua);
  transform: scaleX(0); transform-origin: center;
  transition: transform .3s;
}
.navbar-nav .nav-link:hover { color: var(--blanco) !important; }
.navbar-nav .nav-link:hover::after { transform: scaleX(1); }

.btn-cotizar {
  background: var(--grad-aqua);
  color: #fff !important;
  border: none; border-radius: 6px;
  padding: .5rem 1.3rem !important;
  font-weight: 600 !important;
  letter-spacing: .06em;
  text-transform: uppercase;
  font-size: .8rem !important;
  transition: var(--trans) !important;
  box-shadow: 0 0 20px rgba(0,200,224,.3);
}
.btn-cotizar:hover {
  box-shadow: 0 0 30px rgba(0,200,224,.5) !important;
  transform: translateY(-2px);
}
.btn-cotizar::after { display: none !important; }

.navbar-toggler {
  border: 1px solid rgba(0,200,224,.3);
  padding: .35rem .6rem;
}
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%280%2C200%2C224%2C1%29' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ── Botones generales ────────────────────────────────────── */
.btn-aqua {
  background: var(--grad-aqua);
  color: #fff; border: none;
  border-radius: 8px; padding: .85rem 2rem;
  font-family: 'Syne', sans-serif;
  font-weight: 700; font-size: .9rem;
  letter-spacing: .08em; text-transform: uppercase;
  text-decoration: none; display: inline-flex;
  align-items: center; gap: .5rem;
  transition: var(--trans);
  box-shadow: 0 0 25px rgba(0,200,224,.3);
  cursor: pointer;
}
.btn-aqua:hover {
  color: #fff;
  box-shadow: 0 0 40px rgba(0,200,224,.55);
  transform: translateY(-3px);
}
.btn-outline-aqua {
  background: transparent;
  color: var(--aqua); border: 1px solid var(--aqua);
  border-radius: 8px; padding: .83rem 1.9rem;
  font-family: 'Syne', sans-serif;
  font-weight: 600; font-size: .9rem;
  letter-spacing: .08em; text-transform: uppercase;
  text-decoration: none; display: inline-flex;
  align-items: center; gap: .5rem;
  transition: var(--trans);
}
.btn-outline-aqua:hover {
  background: rgba(0,200,224,.1);
  color: var(--aqua-light);
  box-shadow: 0 0 20px rgba(0,200,224,.2);
}

/* ── Etiqueta de sección ──────────────────────────────────── */
.section-tag {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .72rem; font-weight: 600;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--aqua);
  margin-bottom: 1rem;
}
.section-tag::before, .section-tag::after {
  content: ''; display: block;
  width: 24px; height: 1px; background: var(--aqua);
}

/* ── Hero ─────────────────────────────────────────────────── */
#hero {
  min-height: 100vh;
  background: var(--grad-hero);
  position: relative; overflow: hidden;
  display: flex; align-items: center;
  padding: 7rem 0 5rem;
}
.hero-bg-glow-1 {
  width: 600px; height: 600px;
  background: rgba(14,127,192,.15);
  top: -100px; right: -100px;
}
.hero-bg-glow-2 {
  width: 400px; height: 400px;
  background: rgba(0,200,224,.08);
  bottom: -80px; left: -80px;
}

.hero-tag {
  display: inline-flex; align-items: center; gap: .6rem;
  background: rgba(0,200,224,.1);
  border: 1px solid rgba(0,200,224,.25);
  color: var(--aqua); font-size: .75rem;
  letter-spacing: .18em; text-transform: uppercase;
  padding: .4rem 1rem; border-radius: 2rem;
  margin-bottom: 1.5rem;
  animation: fadeDown .7s .1s ease both;
}
.hero-tag .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--aqua);
  animation: pulse 1.8s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(.7); }
}

.hero-title {
  font-size: clamp(2.4rem, 5.5vw, 4.8rem);
  font-weight: 800; line-height: 1.05;
  margin-bottom: 1.6rem;
  animation: fadeUp .8s .2s ease both;
}
.hero-title .highlight {
  background: var(--grad-aqua);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: clamp(.95rem, 1.5vw, 1.1rem);
  color: var(--gris-texto); max-width: 520px;
  line-height: 1.8; margin-bottom: 2.5rem;
  animation: fadeUp .8s .35s ease both;
}

.hero-btns {
  display: flex; gap: 1rem; flex-wrap: wrap;
  animation: fadeUp .8s .5s ease both;
}

.hero-stats {
  display: flex; gap: 2.5rem; margin-top: 3.5rem;
  animation: fadeUp .8s .65s ease both;
  flex-wrap: wrap;
}
.stat-item { text-align: left; }
.stat-num {
  font-family: 'Syne', sans-serif;
  font-size: 2rem; font-weight: 800;
  background: var(--grad-aqua);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.stat-lbl { font-size: .78rem; color: var(--gris-texto); letter-spacing: .08em; }

/* Ilustración hero */
.hero-visual {
  position: relative;
  animation: fadeUp .9s .4s ease both;
}
.hero-device {
  background: var(--grad-card);
  border: 1px solid rgba(0,200,224,.2);
  border-radius: var(--radio-lg);
  padding: 1.5rem;
  box-shadow: var(--sombra-aqua), var(--sombra-card);
  position: relative; overflow: hidden;
}
.hero-device::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--aqua), transparent);
}
.device-bar {
  display: flex; gap: 6px; margin-bottom: 1.2rem;
}
.device-bar span {
  width: 10px; height: 10px; border-radius: 50%;
}
.device-bar .r { background: #ff5f57; }
.device-bar .y { background: #febc2e; }
.device-bar .g { background: #28c840; }
.device-code {
  font-family: 'Fira Code', monospace;
  font-size: .78rem; color: var(--aqua-light);
  line-height: 2;
}
.device-code .c-gray  { color: #5a7a9a; }
.device-code .c-aqua  { color: var(--aqua); }
.device-code .c-white { color: #e8f4ff; }
.device-code .c-green { color: #5ee87e; }
.device-code .c-gold  { color: #f0c060; }

.hero-badge {
  position: absolute; bottom: -1.2rem; left: -1.2rem;
  background: rgba(5,13,26,.9);
  border: 1px solid rgba(0,200,224,.25);
  border-radius: var(--radio);
  padding: .8rem 1.1rem;
  display: flex; align-items: center; gap: .7rem;
  backdrop-filter: blur(10px);
  box-shadow: var(--sombra-card);
}
.badge-icon {
  width: 36px; height: 36px; border-radius: 8px;
  background: rgba(0,200,224,.15);
  display: grid; place-items: center;
  color: var(--aqua); font-size: 1rem;
}
.badge-text strong { display: block; font-size: .85rem; color: #fff; }
.badge-text small  { font-size: .7rem; color: var(--gris-texto); }

/* ── Animaciones base ─────────────────────────────────────── */
@keyframes fadeUp   { from { opacity:0; transform:translateY(28px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeDown { from { opacity:0; transform:translateY(-16px); } to { opacity:1; transform:translateY(0); } }

.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity .75s ease, transform .75s cubic-bezier(.22,1,.36,1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ── Secciones generales ──────────────────────────────────── */
section { padding: 6rem 0; }
.section-title {
  font-size: clamp(1.9rem, 3.5vw, 3rem);
  font-weight: 800; margin-bottom: .8rem;
}
.section-sub {
  color: var(--gris-texto); font-size: 1rem;
  max-width: 560px; line-height: 1.75;
}

/* ── Servicios ────────────────────────────────────────────── */
#servicios { background: var(--azul-deep); }

.service-card {
  background: var(--grad-card);
  border: 1px solid rgba(14,127,192,.2);
  border-radius: var(--radio);
  padding: 2rem 1.6rem;
  height: 100%;
  position: relative; overflow: hidden;
  transition: var(--trans);
  cursor: default;
}
.service-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--grad-aqua);
  transform: scaleX(0); transform-origin: left;
  transition: transform .4s ease;
}
.service-card:hover {
  border-color: rgba(0,200,224,.35);
  transform: translateY(-8px);
  box-shadow: var(--sombra-aqua), var(--sombra-card);
}
.service-card:hover::before { transform: scaleX(1); }

.service-icon-wrap {
  width: 56px; height: 56px; border-radius: 12px;
  background: rgba(0,200,224,.1);
  border: 1px solid rgba(0,200,224,.2);
  display: grid; place-items: center;
  font-size: 1.5rem; color: var(--aqua);
  margin-bottom: 1.2rem;
  transition: var(--trans);
}
.service-card:hover .service-icon-wrap {
  background: rgba(0,200,224,.18);
  box-shadow: 0 0 20px rgba(0,200,224,.2);
}

.service-card h5 {
  font-size: 1rem; font-weight: 700;
  margin-bottom: .6rem; color: var(--blanco);
}
.service-card p {
  font-size: .84rem; color: var(--gris-texto); line-height: 1.7; margin: 0;
}
.service-card .arrow-link {
  display: inline-flex; align-items: center; gap: .3rem;
  margin-top: 1.1rem; font-size: .78rem; font-weight: 600;
  color: var(--aqua); text-decoration: none;
  letter-spacing: .06em; text-transform: uppercase;
  transition: gap .25s;
}
.service-card:hover .arrow-link { gap: .6rem; }

/* ── Por qué elegirnos ────────────────────────────────────── */
#porque { background: var(--azul-noche); position: relative; overflow: hidden; }

.porque-glow {
  position: absolute; width: 500px; height: 500px; border-radius: 50%;
  background: rgba(14,127,192,.07); filter: blur(80px);
  top: 50%; left: 50%; transform: translate(-50%,-50%);
  pointer-events: none;
}

.razon-card {
  display: flex; align-items: flex-start; gap: 1.2rem;
  background: rgba(13,33,55,.6);
  border: 1px solid rgba(14,127,192,.15);
  border-radius: var(--radio); padding: 1.6rem;
  transition: var(--trans); height: 100%;
}
.razon-card:hover {
  border-color: rgba(0,200,224,.3);
  background: rgba(13,33,55,.9);
}
.razon-num {
  font-family: 'Syne', sans-serif;
  font-size: 2.2rem; font-weight: 800;
  background: var(--grad-aqua);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1; flex-shrink: 0;
  width: 42px;
}
.razon-card h5 { font-size: .95rem; font-weight: 700; margin-bottom: .4rem; }
.razon-card p  { font-size: .83rem; color: var(--gris-texto); line-height: 1.7; margin: 0; }

/* ── Soluciones ───────────────────────────────────────────── */
#soluciones {
  background: linear-gradient(180deg, var(--azul-deep) 0%, var(--azul-dark) 100%);
  position: relative; overflow: hidden;
}

.solucion-item {
  display: flex; gap: 1.8rem; align-items: flex-start;
  padding: 2rem; border-radius: var(--radio);
  border: 1px solid rgba(14,127,192,.15);
  background: rgba(9,22,40,.7);
  transition: var(--trans); height: 100%;
}
.solucion-item:hover {
  border-color: rgba(0,200,224,.3);
  box-shadow: var(--sombra-aqua);
}
.solucion-icon {
  width: 64px; height: 64px; border-radius: 14px; flex-shrink: 0;
  background: var(--grad-aqua);
  display: grid; place-items: center;
  font-size: 1.6rem; color: #fff;
  box-shadow: 0 0 20px rgba(0,200,224,.3);
}
.solucion-item h5 { font-size: 1.05rem; font-weight: 700; margin-bottom: .5rem; }
.solucion-item p  { font-size: .84rem; color: var(--gris-texto); line-height: 1.75; margin: 0; }

/* Banda de tecnologías */
.tech-band {
  background: rgba(9,22,40,.8);
  border-top: 1px solid rgba(14,127,192,.15);
  border-bottom: 1px solid rgba(14,127,192,.15);
  padding: 1.4rem 0;
  overflow: hidden;
}
.tech-track {
  display: flex; gap: 3rem; align-items: center;
  animation: scroll-left 25s linear infinite;
  width: max-content;
}
.tech-track .tech-item {
  display: flex; align-items: center; gap: .5rem;
  color: var(--gris-texto); font-size: .8rem;
  letter-spacing: .1em; text-transform: uppercase;
  white-space: nowrap;
}
.tech-track .tech-item i { color: var(--aqua); font-size: .9rem; }
@keyframes scroll-left {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ── Contacto ─────────────────────────────────────────────── */
#contacto { background: var(--azul-noche); }

.contact-card {
  background: var(--grad-card);
  border: 1px solid rgba(14,127,192,.2);
  border-radius: var(--radio-lg); padding: 2.5rem;
  box-shadow: var(--sombra-card);
}

.form-label { font-size: .78rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--gris-texto); }
.form-control, .form-select {
  background: rgba(9,22,40,.8) !important;
  border: 1px solid rgba(14,127,192,.25) !important;
  border-radius: 8px !important;
  color: var(--blanco) !important;
  padding: .75rem 1rem !important;
  font-size: .9rem !important;
  transition: border-color .25s, box-shadow .25s !important;
}
.form-control::placeholder { color: #3a5570 !important; }
.form-control:focus, .form-select:focus {
  border-color: var(--aqua) !important;
  box-shadow: 0 0 0 3px rgba(0,200,224,.15) !important;
  outline: none !important;
}
textarea.form-control { min-height: 130px; resize: vertical; }

.info-item {
  display: flex; align-items: flex-start; gap: 1rem;
  margin-bottom: 1.8rem;
}
.info-icon {
  width: 46px; height: 46px; border-radius: 10px; flex-shrink: 0;
  background: rgba(0,200,224,.1);
  border: 1px solid rgba(0,200,224,.2);
  display: grid; place-items: center;
  color: var(--aqua); font-size: 1.1rem;
}
.info-item strong { display: block; font-size: .82rem; color: var(--blanco); margin-bottom: .15rem; }
.info-item span   { font-size: .85rem; color: var(--gris-texto); }

.btn-whatsapp {
  background: #25D366; color: #fff !important;
  border: none; border-radius: 8px;
  padding: .9rem 1.5rem;
  font-family: 'Syne', sans-serif;
  font-weight: 700; font-size: .85rem;
  letter-spacing: .06em; text-transform: uppercase;
  text-decoration: none; display: inline-flex;
  align-items: center; gap: .6rem;
  transition: var(--trans);
  box-shadow: 0 0 20px rgba(37,211,102,.25);
}
.btn-whatsapp:hover {
  background: #1ebe5a;
  box-shadow: 0 0 30px rgba(37,211,102,.4);
  transform: translateY(-2px);
  color: #fff !important;
}

/* ── Footer ───────────────────────────────────────────────── */
footer {
  background: var(--azul-deep);
  border-top: 1px solid rgba(14,127,192,.2);
  padding: 4rem 0 2rem;
}
.footer-logo-text {
  font-family: 'Syne', sans-serif;
  font-size: 1.4rem; font-weight: 800; color: var(--blanco);
}
.footer-logo-text span { color: var(--aqua); }
.footer-desc { font-size: .84rem; color: var(--gris-texto); line-height: 1.75; margin-top: .8rem; }

.footer-heading {
  font-size: .72rem; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--aqua); margin-bottom: 1.2rem;
}
.footer-links { list-style: none; padding: 0; }
.footer-links li { margin-bottom: .6rem; }
.footer-links a {
  color: var(--gris-texto); font-size: .85rem;
  text-decoration: none; transition: color .25s;
  display: flex; align-items: center; gap: .4rem;
}
.footer-links a:hover { color: var(--aqua); }
.footer-links a::before { content: '›'; color: var(--azul-tech); }

.social-links { display: flex; gap: .7rem; margin-top: 1rem; }
.social-link {
  width: 38px; height: 38px; border-radius: 8px;
  background: rgba(14,127,192,.15);
  border: 1px solid rgba(14,127,192,.2);
  display: grid; place-items: center;
  color: var(--gris-texto); font-size: .95rem;
  text-decoration: none; transition: var(--trans);
}
.social-link:hover {
  background: rgba(0,200,224,.15);
  border-color: var(--aqua);
  color: var(--aqua);
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid rgba(14,127,192,.12);
  margin-top: 3rem; padding-top: 1.5rem;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 1rem;
}
.footer-bottom p { font-size: .78rem; color: #3a5570; margin: 0; }
.footer-bottom a { color: var(--aqua); text-decoration: none; }

/* ── Divider decorativo ───────────────────────────────────── */
.divider-aqua {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--aqua), transparent);
  margin: 0;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 991px) {
  section { padding: 5rem 0; }
  .hero-visual { margin-top: 3rem; }
  .hero-stats  { gap: 1.8rem; }
  .navbar-collapse {
    background: rgba(5,13,26,.97);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(0,200,224,.12);
    border-radius: var(--radio);
    padding: 1.2rem;
    margin-top: .8rem;
  }
}

@media (max-width: 767px) {
  section { padding: 4rem 0; }
  .hero-title { font-size: 2.2rem; }
  .hero-btns  { flex-direction: column; }
  .hero-btns .btn-aqua,
  .hero-btns .btn-outline-aqua { justify-content: center; }
  .hero-stats { gap: 1.5rem; }
  .stat-num   { font-size: 1.6rem; }
  .solucion-item { flex-direction: column; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .contact-card { padding: 1.5rem; }
}

@media (max-width: 480px) {
  .hero-badge { display: none; }
  .hero-stats { flex-wrap: wrap; gap: 1.2rem; }
}