/* =========================================
   DigitalizaPV — estilos generales
========================================= */

:root {
  --bg-main: #0A0F1A;
  --bg-card: #1A2A4A;
  --bg-accent: #2C5F8A;
  --text-main: #FFFFFF;
  --text-secondary: #B0C4DE;
  --whatsapp: #25D366;
  --whatsapp-dark: #1EBE5A;
  --border: #3A6B8C;

  --font-heading: "Poppins", "Inter", sans-serif;
  --font-body: "Inter", "Poppins", sans-serif;

  --container-width: 1140px;
  --radius: 14px;
  --transition: 0.25s ease;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

section {
  position: relative;
  padding: 100px 0;
  overflow: hidden;
}

.section-tag {
  display: inline-block;
  color: var(--whatsapp);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 14px;
}

.section-lead {
  color: var(--text-secondary);
  max-width: 640px;
  font-size: 1.05rem;
  margin-top: 16px;
}

/* =========================================
   Botones
========================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  border-radius: 999px;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
  white-space: nowrap;
}

.btn--small {
  padding: 8px 18px;
  font-size: 0.9rem;
}

.btn--large {
  padding: 16px 32px;
  font-size: 1.05rem;
}

.btn--xlarge {
  padding: 20px 44px;
  font-size: 1.2rem;
}

.btn--whatsapp {
  background: var(--whatsapp);
  color: #fff;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.25);
}

.btn--whatsapp:hover {
  background: var(--whatsapp-dark);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.35);
}

.btn--outline {
  background: transparent;
  color: #fff;
  border: 2px solid #fff;
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}

/* =========================================
   Navbar
========================================= */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(10, 15, 26, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(58, 107, 140, 0.3);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.navbar__brand {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.3rem;
  color: #fff;
}

.navbar__brand span {
  color: var(--whatsapp);
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.navbar__nav a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition);
}

.navbar__nav a:hover {
  color: #fff;
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.navbar__toggle span {
  width: 26px;
  height: 2px;
  background: #fff;
  transition: transform var(--transition), opacity var(--transition);
}

/* =========================================
   Hero
========================================= */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(44, 95, 138, 0.35), transparent 55%),
    radial-gradient(circle at 80% 70%, rgba(37, 211, 102, 0.08), transparent 50%),
    linear-gradient(160deg, #000000 0%, #0A0F1A 45%, #0d1c33 100%);
  z-index: -1;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 780px;
}

.eyebrow {
  display: inline-block;
  color: var(--text-secondary);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.85rem;
  margin-bottom: 20px;
  border: 1px solid var(--border);
  padding: 6px 16px;
  border-radius: 999px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  margin-bottom: 24px;
}

.hero__lead {
  color: var(--text-secondary);
  font-size: 1.15rem;
  max-width: 640px;
  margin-bottom: 40px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
}

.hero__scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-secondary);
  font-size: 1.4rem;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 10px); }
}

/* =========================================
   Cómo trabajo
========================================= */

.how {
  background: linear-gradient(180deg, #0A0F1A 0%, #0d1626 100%);
}

.how h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  max-width: 700px;
}

.stages {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 56px;
}

.stage {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
  transition: transform var(--transition), box-shadow var(--transition);
}

.stage:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.35);
}

.stage--accent {
  background: linear-gradient(160deg, var(--bg-card) 0%, var(--bg-accent) 140%);
}

.stage__number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--whatsapp);
  color: #fff;
  font-weight: 700;
  font-family: var(--font-heading);
  margin-bottom: 20px;
}

.stage h3 {
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.stage ul li {
  position: relative;
  padding-left: 22px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.stage ul li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--whatsapp);
  font-weight: 700;
}

/* =========================================
   Servicios
========================================= */

.services {
  background: #05080f;
}

.services h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  max-width: 700px;
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.25);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: var(--whatsapp);
  box-shadow: 0 18px 32px rgba(0, 0, 0, 0.35);
}

.service-card__icon {
  font-size: 2.2rem;
  display: inline-block;
  margin-bottom: 18px;
}

.service-card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* =========================================
   Sobre mí
========================================= */

.about {
  background: #0A0F1A;
}

.about__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 75% 30%, rgba(44, 95, 138, 0.4), transparent 55%),
    linear-gradient(200deg, #0A0F1A 0%, #0d1c33 60%, #0A0F1A 100%);
  opacity: 0.9;
  z-index: -1;
}

.about__content {
  max-width: 820px;
}

.about h2 {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  margin-bottom: 24px;
}

.about__text {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 720px;
  margin-bottom: 48px;
}

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

.stat {
  background: rgba(26, 42, 74, 0.6);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
}

.stat__number {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--whatsapp);
  margin-bottom: 10px;
}

.stat__label {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* =========================================
   Contacto
========================================= */

.contact {
  background: linear-gradient(160deg, #05080f 0%, #0A0F1A 60%, #0d1c33 100%);
  text-align: center;
}

.contact__content {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 700px;
}

.contact h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 8px;
}

.contact .section-lead {
  margin: 0 auto 40px;
  text-align: center;
}

.contact__alt {
  margin-top: 24px;
  color: var(--text-secondary);
}

.contact__alt a {
  color: #fff;
  font-weight: 600;
  border-bottom: 1px solid var(--border);
}

/* =========================================
   Footer
========================================= */

.footer {
  background: #05080f;
  border-top: 1px solid rgba(58, 107, 140, 0.3);
  padding: 32px 0;
}

.footer__inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer__inner a {
  color: var(--text-secondary);
  transition: color var(--transition);
}

.footer__inner a:hover {
  color: #fff;
}

/* =========================================
   WhatsApp flotante
========================================= */

.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--whatsapp);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(37, 211, 102, 0.4);
  z-index: 90;
  transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.08);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.5);
}

/* =========================================
   Animaciones de entrada
========================================= */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================
   Responsive
========================================= */

@media (max-width: 900px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stages {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  section {
    padding: 72px 0;
  }

  .navbar__nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: rgba(10, 15, 26, 0.98);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 12px 24px 24px;
    border-bottom: 1px solid rgba(58, 107, 140, 0.3);
    transform: translateY(-150%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition), opacity var(--transition);
  }

  .navbar__nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .navbar__nav a {
    width: 100%;
    padding: 14px 0;
    border-bottom: 1px solid rgba(58, 107, 140, 0.15);
  }

  .navbar__nav .btn {
    margin-top: 12px;
  }

  .navbar__toggle {
    display: flex;
  }

  .navbar__toggle.is-active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .navbar__toggle.is-active span:nth-child(2) {
    opacity: 0;
  }

  .navbar__toggle.is-active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .services__grid {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: 1fr;
  }

  .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero__actions .btn {
    text-align: center;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 18px;
  }

  .btn--xlarge {
    padding: 16px 28px;
    font-size: 1.05rem;
    width: 100%;
  }
}