/* =========================================================
   TC Commerce — stylesheet
   Editable en VS Code. Cambiá las variables de :root para
   ajustar colores globales, spacing y tipografía.
   ========================================================= */

:root {
  /* Paleta */
  --c-bg-dark: #0a2540;
  --c-bg-dark-2: #0c2b4d;
  --c-bg-light: #f6f7fb;
  --c-text: #0f1626;
  --c-text-soft: #4a5568;
  --c-text-invert: #ffffff;
  --c-text-invert-soft: #b8c4d6;
  --c-brand: #e63946;
  --c-brand-hover: #c92e3a;
  --c-border-light: #e5e8ee;
  --c-border-dark: rgba(255,255,255,0.12);

  /* Tipografía */
  --font-sans: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;

  /* Layout */
  --container: 1180px;
  --radius: 14px;
  --radius-sm: 8px;
}

/* ============ Reset & base ============ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--c-text);
  background: var(--c-bg-dark);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; }
.text-brand { color: var(--c-brand); }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============ Botones ============ */
.btn {
  display: inline-block;
  padding: 14px 26px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 15px;
  border: none;
  transition: background .2s, transform .1s;
}
.btn-sm { padding: 10px 18px; font-size: 14px; }
.btn-primary { background: var(--c-brand); color: #fff; }
.btn-primary:hover { background: var(--c-brand-hover); }
.btn-primary:active { transform: translateY(1px); }
.btn-dark {
  background: var(--c-bg-dark);
  color: #fff;
}
.btn-dark:hover { background: #061a2e; }

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10, 37, 64, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-border-dark);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #fff;
}
.brand-mark {
  height: 40px;
  width: auto;
  display: block;
}
.brand-text {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: #fff;
  line-height: 1;
}
.brand--sm .brand-mark { height: 34px; }
.brand--sm .brand-text { font-size: 19px; }
.main-nav {
  display: flex;
  gap: 32px;
  color: var(--c-text-invert);
}
.main-nav a {
  font-size: 14px;
  font-weight: 500;
  opacity: .85;
  transition: opacity .2s;
}
.main-nav a:hover { opacity: 1; }

/* ============ Hero ============ */
.hero {
  position: relative;
  background: linear-gradient(160deg, #0a2540 0%, #0d3562 100%);
  color: var(--c-text-invert);
  padding: 90px 0 110px;
  overflow: hidden;
}
.hero-bg-glow {
  position: absolute;
  top: -30%;
  left: 40%;
  width: 60%;
  height: 120%;
  background: radial-gradient(circle at center, rgba(90,140,220,0.35), transparent 60%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 60px;
  align-items: center;
}
.eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2.5px;
  color: var(--c-text-invert-soft);
  text-transform: uppercase;
  margin: 0 0 18px;
}
.eyebrow--dark { color: var(--c-brand); }
.hero-title {
  font-size: clamp(38px, 5.5vw, 60px);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
}
.hero-desc {
  font-size: 17px;
  color: var(--c-text-invert-soft);
  max-width: 520px;
  margin: 0 0 36px;
}

/* ============ Orbit ============ */
.hero-visual { display: flex; justify-content: center; align-items: center; }
.orbit {
  position: relative;
  width: 400px;
  height: 400px;
  max-width: 100%;
}
.orbit-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.orbit-lines line {
  stroke: rgba(255,255,255,0.18);
  stroke-width: 1;
  stroke-dasharray: 4 4;
}
.orbit-center {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 120px; height: 120px;
  background: #fff;
  border-radius: 50%;
  display: grid;
  place-items: center;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.orbit-center img { width: 78px; }
.orbit-node {
  position: absolute;
  width: 64px; height: 64px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 14px;
  display: grid;
  place-items: center;
  color: #fff;
  backdrop-filter: blur(6px);
}
.orbit-node svg { width: 26px; height: 26px; }
.orbit-node--tl { top: 40px;  left: 40px;  }
.orbit-node--tr { top: 40px;  right: 40px; }
.orbit-node--bl { bottom: 40px; left: 40px;  }
.orbit-node--br { bottom: 40px; right: 40px; }

/* ============ Sections base ============ */
.section { padding: 100px 0; }
.section-light { background: var(--c-bg-light); color: var(--c-text); }
.section-dark  { background: var(--c-bg-dark);  color: var(--c-text-invert); }
.section-title {
  font-size: clamp(30px, 4vw, 44px);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  max-width: 780px;
}
.section-title--light { color: var(--c-text-invert); }
.section-lead {
  font-size: 17px;
  color: var(--c-text-soft);
  max-width: 640px;
  margin: 0 0 56px;
}
.section-lead--light { color: var(--c-text-invert-soft); }

/* ============ Pills (ecosistema integrado) ============ */
.pill-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 20px;
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--c-border-light);
  font-weight: 600;
  font-size: 15px;
  color: var(--c-text);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.pill-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--c-brand);
}

/* ============ Servicios (lista) ============ */
.services {
  display: grid;
  gap: 20px;
}
.service {
  display: grid;
  grid-template-columns: 70px 1fr auto;
  gap: 32px;
  align-items: start;
  padding: 32px 36px;
  border: 1px solid var(--c-border-dark);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.02);
  transition: background .2s, border-color .2s;
}
.service:hover {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.22);
}
.service-num {
  font-size: 22px;
  font-weight: 700;
  color: var(--c-brand);
  letter-spacing: -0.02em;
}
.service h3 {
  font-size: 24px;
  font-weight: 700;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}
.service p {
  color: var(--c-text-invert-soft);
  margin: 0 0 16px;
  font-size: 16px;
}
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.service-tags span {
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.08);
  color: var(--c-text-invert-soft);
}
.service-link {
  align-self: center;
  font-size: 14px;
  color: var(--c-brand);
  font-weight: 600;
  white-space: nowrap;
}
.service-link:hover { text-decoration: underline; }

/* ============ Grid & steps (por qué) ============ */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.step {
  background: #fff;
  padding: 32px;
  border-radius: var(--radius);
  border: 1px solid var(--c-border-light);
  box-shadow: 0 2px 8px rgba(15,22,38,0.04);
}
.step-num {
  font-size: 14px;
  font-weight: 700;
  color: var(--c-brand);
  letter-spacing: 1px;
  margin-bottom: 12px;
}
.step h3 {
  font-size: 22px;
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}
.step p {
  color: var(--c-text-soft);
  margin: 0;
  font-size: 15px;
}

/* ============ Targets (para quiénes) ============ */
.targets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 50px;
}
.target {
  padding: 32px;
  border: 1px solid var(--c-border-dark);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.03);
}
.target h3 {
  font-size: 22px;
  margin: 0 0 10px;
  color: #fff;
  letter-spacing: -0.01em;
}
.target p {
  margin: 0;
  color: var(--c-text-invert-soft);
  font-size: 15px;
}

/* ============ Clientes ============ */
.clients-strip {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 24px;
  margin-top: 40px;
  align-items: center;
}
.client-slot {
  aspect-ratio: 16 / 9;
  border: 1px dashed var(--c-border-light);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  color: #97a1b3;
  font-size: 13px;
  background: #fff;
  padding: 20px;
}
.client-slot img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.7;
  transition: filter .2s, opacity .2s;
}
.client-slot img:hover {
  filter: grayscale(0);
  opacity: 1;
}

/* ============ Service featured (con celulares) ============ */
.service--featured {
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  padding: 60px 40px 40px;
  background: linear-gradient(135deg, rgba(230,57,70,0.06) 0%, rgba(255,255,255,0.02) 100%);
  border-color: rgba(230,57,70,0.25);
  overflow: visible;
}
.service--featured .service-phones { overflow: visible; }
.service--featured .service-content {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 24px;
  align-items: start;
}
.service--featured .service-body {
  grid-column: 2;
}
.service--featured .service-link {
  grid-column: 2;
  justify-self: start;
  margin-top: 8px;
  align-self: auto;
}

/* Los celulares en fila horizontal, todos a la misma altura,
   superpuestos: cada uno cubre ~40% del anterior. */
.service-phones {
  position: relative;
  height: 400px;
}
.phone {
  position: absolute;
  bottom: 0;
  width: 180px;
  transition:
    transform .35s cubic-bezier(0.4, 0, 0.2, 1),
    filter .3s ease,
    opacity .3s ease;
}
.phone--1 { left: 0;   z-index: 1; }
.phone--2 { left: 110px; z-index: 2; }
.phone--3 { left: 220px; z-index: 3; }
.phone--4 { left: 330px; z-index: 4; }

.phone-frame {
  position: relative;
  aspect-ratio: 9 / 19;
  background: #111;
  border-radius: 30px;
  padding: 8px;
  box-shadow:
    0 25px 50px rgba(0,0,0,0.55),
    0 0 0 1px rgba(255,255,255,0.08),
    inset 0 0 0 2px rgba(255,255,255,0.04);
  transition: box-shadow .3s ease;
}
.phone-notch {
  position: absolute;
  top: 13px; left: 50%;
  transform: translateX(-50%);
  width: 56px; height: 15px;
  background: #050f1c;
  border-radius: 999px;
  z-index: 2;
}
.phone-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
  border-radius: 24px;
  display: block;
}

/* Hover mejorado:
   - El hovereado sube, se agranda un poco y va al frente (z-index alto).
   - Los otros 3 se difuminan suave y bajan opacidad.
   - No hay traslado horizontal → estable, sin flicker. */
.service-phones:hover .phone {
  filter: blur(2px) brightness(0.75);
  opacity: 0.55;
}
.service-phones:hover .phone:hover {
  filter: none;
  opacity: 1;
  z-index: 20;
  transform: translateY(-18px) scale(1.05);
}
.service-phones:hover .phone:hover .phone-frame {
  box-shadow:
    0 40px 80px rgba(0,0,0,0.7),
    0 0 0 1px rgba(230,57,70,0.4),
    inset 0 0 0 2px rgba(255,255,255,0.06);
}

/* ============ Ecosistema TC (orbit radial) ============ */
.eco-section {
  background: radial-gradient(circle at center, #12365e 0%, #0a2540 70%);
}
.eco-orbit {
  position: relative;
  width: 600px;
  height: 600px;
  max-width: 100%;
  margin: 60px auto 0;
}
.eco-orbit-lines {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}
.eco-orbit-lines line {
  stroke: rgba(255,255,255,0.15);
  stroke-width: 1;
  stroke-dasharray: 3 4;
}
.eco-orbit-center {
  position: absolute;
  top: 50%; left: 50%;
  width: 130px; height: 130px;
  transform: translate(-50%, -50%);
  background: #fff;
  border-radius: 50%;
  display: grid;
  place-items: center;
  box-shadow: 0 0 60px rgba(90,140,220,0.4), 0 20px 60px rgba(0,0,0,0.4);
  z-index: 2;
}
.eco-orbit-center img { width: 78px; }

.eco-node {
  position: absolute;
  top: 50%; left: 50%;
  width: 108px;
  padding: 14px 8px;
  border-radius: 12px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  text-align: center;
  transform:
    translate(-50%, -50%)
    rotate(var(--angle))
    translateY(-260px)
    rotate(calc(-1 * var(--angle)));
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 3;
}
.eco-node svg {
  width: 22px;
  height: 22px;
  color: var(--c-text-invert-soft);
}

/* ============ About ============ */
.about-inner { max-width: 780px; }
.about-desc {
  font-size: 17px;
  color: var(--c-text-soft);
  margin: 0 0 40px;
}

/* ============ CTA final ============ */
.section-cta-dark {
  background: linear-gradient(160deg, #0a2540 0%, #0d3562 100%);
  color: var(--c-text-invert);
  text-align: center;
}
.cta-inner h2 {
  font-size: clamp(32px, 4.5vw, 48px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 0 12px;
}
.cta-inner > p {
  color: var(--c-text-invert-soft);
  margin: 0 0 40px;
  font-size: 17px;
}
.contact-form {
  max-width: 520px;
  margin: 0 auto;
  display: grid;
  gap: 12px;
  text-align: left;
}
.contact-form input,
.contact-form textarea {
  padding: 14px 16px;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: 15px;
  color: #fff;
  outline: none;
  transition: border-color .2s, background .2s;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: rgba(255,255,255,0.5); }
.contact-form input:focus,
.contact-form textarea:focus {
  border-color: var(--c-brand);
  background: rgba(255,255,255,0.08);
}
.contact-form textarea { resize: vertical; }
.contact-form button { justify-self: start; margin-top: 8px; }

/* ============ Footer ============ */
.site-footer {
  background: #061a2e;
  color: var(--c-text-invert-soft);
  padding: 60px 0 24px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 48px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--c-border-dark);
}
.footer-brand { max-width: 300px; }
.footer-tag { font-size: 14px; margin-top: 14px; }
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.footer-cols h4 {
  color: #fff;
  font-size: 12px;
  margin: 0 0 14px;
  letter-spacing: 1.5px;
}
.footer-cols a {
  display: block;
  font-size: 14px;
  padding: 5px 0;
  opacity: .8;
}
.footer-cols a:hover { opacity: 1; color: #fff; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  padding-top: 24px;
  font-size: 13px;
  opacity: .7;
  gap: 12px;
  flex-wrap: wrap;
}
.footer-bottom a { color: inherit; }
.footer-bottom a:hover { color: #fff; }

/* ============ Responsive ============ */
@media (max-width: 960px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-visual { order: -1; margin-bottom: 20px; }
  .orbit { width: 340px; height: 340px; }
  .service--featured { grid-template-columns: 1fr; }
  .service-phones { height: 340px; }
  .phone { width: 150px; }
  .phone--1 { left: 0; }
  .phone--2 { left: 90px; }
  .phone--3 { left: 180px; }
  .phone--4 { left: 270px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .targets { grid-template-columns: repeat(2, 1fr); }
  .eco-orbit { width: 480px; height: 480px; }
  .eco-node {
    width: 92px;
    transform:
      translate(-50%, -50%)
      rotate(var(--angle))
      translateY(-210px)
      rotate(calc(-1 * var(--angle)));
  }
  .clients-strip { grid-template-columns: repeat(3, 1fr); }
  .footer-inner { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .main-nav { display: none; }
  .section { padding: 70px 0; }
  .hero { padding: 60px 0 80px; }
  .service-phones { height: 280px; }
  .phone { width: 120px; }
  .phone--1 { left: 0; }
  .phone--2 { left: 72px; }
  .phone--3 { left: 144px; }
  .phone--4 { left: 216px; }
  .service--featured { padding: 24px; }
  .service--featured .service-content { grid-template-columns: 1fr; }
  .service--featured .service-body { grid-column: 1; }
  .service--featured .service-link { grid-column: 1; }
  .orbit { width: 280px; height: 280px; }
  .orbit-center { width: 90px; height: 90px; }
  .orbit-center img { width: 58px; }
  .orbit-node { width: 52px; height: 52px; }
  .orbit-node svg { width: 22px; height: 22px; }
  .service {
    grid-template-columns: 1fr;
    padding: 24px;
    gap: 16px;
  }
  .service-link { justify-self: start; }
  .grid-4 { grid-template-columns: 1fr; }
  .targets { grid-template-columns: 1fr; }
  .eco-orbit { width: 340px; height: 340px; }
  .eco-orbit-center { width: 92px; height: 92px; }
  .eco-orbit-center img { width: 56px; }
  .eco-node {
    width: 74px;
    padding: 8px 6px;
    font-size: 11px;
    gap: 4px;
    transform:
      translate(-50%, -50%)
      rotate(var(--angle))
      translateY(-150px)
      rotate(calc(-1 * var(--angle)));
  }
  .eco-node svg { width: 16px; height: 16px; }
  .clients-strip { grid-template-columns: repeat(2, 1fr); }
  .footer-cols { grid-template-columns: 1fr 1fr; }
}