/* ===== VARIABLES ===== */
:root {
  --primary: #3d6ef5;
  --primary-dark: #2a55d4;
  --secondary: #6b9bff;
  --navy: #141d33;
  --dark: #141d33;
  --dark-2: #1f2a44;
  --text: #475569;
  --light: #f8fafc;
  --white: #ffffff;
  --gradient: linear-gradient(135deg, var(--primary-dark), var(--secondary));
  --shadow: 0 10px 30px rgba(20, 29, 51, 0.08);
  --shadow-lg: 0 20px 50px rgba(61, 110, 245, 0.2);
  --radius: 16px;
  --transition: all 0.3s ease;
}

/* ===== RESET ===== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: "Poppins", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
h1, h2, h3, h4 { color: var(--dark); line-height: 1.2; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.section { padding: 100px 0; }

/* ===== BOTONES ===== */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.btn-primary { background: var(--gradient); color: var(--white); box-shadow: var(--shadow-lg); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 25px 50px rgba(61, 110, 245, 0.35); }
.btn-outline { border-color: var(--primary); color: var(--primary); }
.btn-outline:hover { background: var(--primary); color: var(--white); }
.btn-light { background: var(--white); color: var(--primary); }
.btn-light:hover { transform: translateY(-3px); box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2); }
.btn-sm { padding: 10px 24px; font-size: 0.9rem; color: var(--white) !important; }
.btn-block { width: 100%; }

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}
.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
  padding: 12px 0;
}

.nav { display: flex; align-items: center; justify-content: space-between; }

.logo { display: flex; align-items: center; gap: 12px; color: var(--navy); }
.logo-mark { width: 40px; height: 40px; flex-shrink: 0; }
.logo-text { display: flex; flex-direction: column; line-height: 1; }
.logo-name { font-size: 1.45rem; font-weight: 800; letter-spacing: 1.5px; }
.logo-sub { font-size: 0.72rem; font-weight: 500; letter-spacing: 6px; margin-top: 4px; color: var(--text); }
.logo-sub small { font-size: 0.6rem; letter-spacing: 2px; margin-left: 4px; }

.nav-menu { display: flex; align-items: center; gap: 32px; }
.nav-link { font-weight: 500; color: var(--dark-2); position: relative; transition: var(--transition); }
.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient);
  transition: var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--primary); }
.nav-link:hover::after, .nav-link.active::after { width: 100%; }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; flex-direction: column; gap: 5px; }
.nav-toggle span { width: 26px; height: 3px; background: var(--dark); border-radius: 3px; transition: var(--transition); }
.nav-toggle.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 15% 20%, rgba(61, 110, 245, 0.15), transparent 40%),
    radial-gradient(circle at 85% 70%, rgba(107, 155, 255, 0.18), transparent 40%),
    var(--light);
  z-index: -1;
}
.hero-content { display: grid; grid-template-columns: 1.1fr 1fr; gap: 60px; align-items: center; }

.badge {
  display: inline-block;
  background: rgba(61, 110, 245, 0.1);
  color: var(--primary);
  padding: 8px 18px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 20px;
}
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; margin-bottom: 20px; }
.gradient-text { background: var(--gradient); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p { font-size: 1.1rem; margin-bottom: 32px; max-width: 540px; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

.code-card {
  background: var(--dark);
  border-radius: var(--radius);
  box-shadow: 0 30px 60px rgba(20, 29, 51, 0.3);
  overflow: hidden;
  animation: float 6s ease-in-out infinite;
}
.code-header { display: flex; align-items: center; gap: 8px; padding: 14px 18px; background: var(--dark-2); }
.dot { width: 12px; height: 12px; border-radius: 50%; }
.red { background: #ef4444; } .yellow { background: #f59e0b; } .green { background: #22c55e; }
.code-title { margin-left: auto; color: #94a3b8; font-size: 0.85rem; }
.code-body {
  padding: 24px;
  min-height: 280px;
  color: #e2e8f0;
  font-family: "Consolas", "Courier New", monospace;
  font-size: 0.95rem;
  white-space: pre-wrap;
}
.code-body .kw { color: #c084fc; }
.code-body .str { color: #4ade80; }
.code-body .fn { color: #38bdf8; }
.cursor { display: inline-block; width: 8px; background: var(--secondary); animation: blink 1s step-end infinite; }

@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-15px); } }
@keyframes blink { 50% { opacity: 0; } }

/* ===== STATS ===== */
.stats { background: var(--gradient); padding: 60px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; color: var(--white); }
.stat h3, .stat span { display: inline; font-size: 2.8rem; font-weight: 800; color: var(--white); }
.stat p { opacity: 0.9; }

/* ===== SECTION HEADER ===== */
.section-header { text-align: center; max-width: 640px; margin: 0 auto 60px; }
.section-tag {
  display: inline-block;
  color: var(--primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.85rem;
  margin-bottom: 12px;
}
.section-header h2, .about-text h2, .contact-info h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin-bottom: 16px; }

/* ===== ABOUT ===== */
.about-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: center; }
.about-shape {
  aspect-ratio: 1;
  max-width: 420px;
  margin: 0 auto;
  background: var(--gradient);
  border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
  display: grid;
  place-items: center;
  animation: morph 8s ease-in-out infinite;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
.about-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: drift 12s ease-in-out infinite;
}
@keyframes drift {
  0%, 100% { transform: scale(1.1) translate(0, 0); }
  50% { transform: scale(1.22) translate(-3%, 2%); }
}
@keyframes morph {
  0%, 100% { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; }
  50% { border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%; }
}
.about-text > p { margin-bottom: 28px; }
.about-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.mini-card { background: var(--light); padding: 24px; border-radius: var(--radius); border-left: 4px solid var(--primary); }
.mini-card h4 { margin-bottom: 8px; }
.mini-card p { font-size: 0.92rem; }

/* ===== SERVICES ===== */
.services { background: var(--light); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.service-card {
  background: var(--white);
  padding: 40px 30px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: var(--transition);
}
.service-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); }
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  font-size: 2.2rem;
  width: 70px;
  height: 70px;
  display: grid;
  place-items: center;
  background: rgba(61, 110, 245, 0.08);
  border-radius: 18px;
  margin-bottom: 20px;
}
.service-card h3 { margin-bottom: 10px; font-size: 1.25rem; }

/* ===== PROCESS ===== */
.process-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 30px; position: relative; }
.process-steps::before {
  content: "";
  position: absolute;
  top: 40px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--primary) 0 10px, transparent 10px 20px);
  z-index: -1;
}
.step { text-align: center; }
.step-number {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: var(--white);
  border: 3px solid var(--primary);
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  transition: var(--transition);
}
.step:hover .step-number { background: var(--gradient); color: var(--white); border-color: transparent; transform: scale(1.1); }
.step h3 { margin-bottom: 8px; }

/* ===== PROJECTS ===== */
.projects { background: var(--light); }
.project-card {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 40px;
  align-items: center;
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  max-width: 960px;
  margin: 0 auto;
}
.project-logo {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  background: var(--light);
  border-radius: var(--radius);
}
.project-logo img { width: 70%; height: auto; }
.project-kind { display: block; color: var(--primary); font-weight: 600; font-size: 0.85rem; margin-bottom: 6px; }
.project-body h3 { font-size: 1.8rem; margin-bottom: 10px; }
.project-features { margin: 18px 0; }
.project-features li { position: relative; padding-left: 26px; margin-bottom: 6px; font-size: 0.95rem; }
.project-features li::before { content: "✓"; position: absolute; left: 0; color: var(--primary); font-weight: 700; }
.project-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.project-tags span {
  background: rgba(61, 110, 245, 0.08);
  color: var(--primary);
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
}
.project-next {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  max-width: 960px;
  margin: 30px auto 0;
  padding: 24px 40px;
  border: 2px dashed #cbd5e1;
  border-radius: var(--radius);
}

/* ===== TESTIMONIALS ===== */
.testimonials { background: var(--light); }
.slider { max-width: 760px; margin: 0 auto; overflow: hidden; }
.slides { display: flex; transition: transform 0.6s ease; }
.testimonial {
  min-width: 100%;
  background: var(--white);
  padding: 48px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
}
.testimonial p { font-size: 1.15rem; font-style: italic; margin-bottom: 28px; }
.author { display: flex; align-items: center; justify-content: center; gap: 14px; text-align: left; }
.author span { display: block; font-size: 0.88rem; }
.author strong { color: var(--dark); }
.avatar {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: var(--gradient);
  color: var(--white);
  display: grid;
  place-items: center;
  font-weight: 700;
}
.slider-dots { display: flex; justify-content: center; gap: 10px; margin-top: 28px; }
.slider-dots button {
  width: 12px;
  height: 12px;
  border-radius: 50px;
  border: none;
  background: #cbd5e1;
  cursor: pointer;
  transition: var(--transition);
}
.slider-dots button.active { width: 32px; background: var(--primary); }

/* ===== CTA ===== */
.cta { background: var(--gradient); padding: 80px 0; text-align: center; color: var(--white); }
.cta h2 { color: var(--white); font-size: clamp(1.8rem, 4vw, 2.5rem); margin-bottom: 14px; }
.cta p { margin-bottom: 30px; opacity: 0.92; font-size: 1.1rem; }

/* ===== CONTACT ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: start; }
.contact-info > p { margin-bottom: 30px; }
.contact-info li { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; color: var(--dark-2); }
.contact-info li span {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  background: rgba(61, 110, 245, 0.08);
  border-radius: 12px;
}
.contact-form { background: var(--white); padding: 40px; border-radius: var(--radius); box-shadow: var(--shadow); }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-weight: 500; color: var(--dark); margin-bottom: 6px; font-size: 0.95rem; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border: 2px solid #e2e8f0;
  border-radius: 10px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
  background: var(--light);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: var(--primary); background: var(--white); }
.form-group.invalid input,
.form-group.invalid select,
.form-group.invalid textarea { border-color: #ef4444; }
.error { color: #ef4444; font-size: 0.82rem; min-height: 1em; display: block; }
.contact-info li a:hover, .form-check a, .form-fail a { color: var(--primary); }
.form-check label { display: flex; align-items: flex-start; gap: 10px; font-weight: 400; color: var(--text); font-size: 0.9rem; cursor: pointer; }
.form-check input { width: 18px; height: 18px; flex-shrink: 0; margin-top: 3px; padding: 0; accent-color: var(--primary); }
.form-check a, .form-fail a { text-decoration: underline; }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.btn:disabled { opacity: 0.7; cursor: wait; transform: none; }
.form-success, .form-fail { display: none; margin-top: 16px; text-align: center; font-weight: 600; }
.form-success { color: #16a34a; }
.form-fail { color: #dc2626; font-weight: 500; }
.form-success.show, .form-fail.show { display: block; }

/* ===== FOOTER ===== */
.footer { background: var(--dark); color: #94a3b8; padding: 70px 0 0; }
.footer .logo { color: var(--white); margin-bottom: 16px; }
.footer .logo-sub { color: #94a3b8; }
.footer .logo-mark polyline:first-child { stroke: var(--white); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; padding-bottom: 50px; }
.footer h4 { color: var(--white); margin-bottom: 18px; }
.footer li { margin-bottom: 10px; }
.footer a:hover { color: var(--secondary); }
.socials { display: flex; gap: 12px; }
.socials a {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--dark-2);
  display: grid;
  place-items: center;
  color: var(--white);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}
.socials a:hover { background: var(--gradient); color: var(--white); transform: translateY(-4px); }
.footer-bottom { border-top: 1px solid var(--dark-2); padding: 24px 20px; text-align: center; font-size: 0.9rem; }
.footer-bottom a { text-decoration: underline; }

/* ===== WHATSAPP ===== */
.whatsapp-float {
  position: fixed;
  bottom: 30px;
  right: 30px;
  display: flex;
  align-items: center;
  gap: 8px;
  height: 50px;
  padding: 0 20px 0 16px;
  border-radius: 50px;
  background: #1faa59;
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
  box-shadow: 0 10px 30px rgba(31, 170, 89, 0.35);
  transition: var(--transition);
  z-index: 999;
}
.whatsapp-float:hover { transform: translateY(-3px); background: #178a48; }
.whatsapp-float svg { width: 24px; height: 24px; }

/* ===== LEGAL ===== */
.legal { padding: 140px 0 80px; }
.legal .container { max-width: 820px; }
.legal h1 { font-size: clamp(1.8rem, 4vw, 2.4rem); margin-bottom: 8px; }
.legal h2 { font-size: 1.25rem; margin: 36px 0 10px; }
.legal p, .legal li { margin-bottom: 10px; }
.legal ul { list-style: disc; padding-left: 22px; }
.legal a { color: var(--primary); text-decoration: underline; }
.legal-date { font-size: 0.9rem; margin-bottom: 30px; }

/* ===== BACK TO TOP ===== */
.back-to-top {
  position: fixed;
  bottom: 94px;
  right: 30px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  border: none;
  background: var(--gradient);
  color: var(--white);
  font-size: 1.3rem;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 999;
}
.back-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }

/* ===== REVEAL ANIMATION ===== */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
  .hero-content, .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .hero-text { text-align: center; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .process-steps::before { display: none; }
  .step:last-child:nth-child(odd) { grid-column: 1 / -1; max-width: 50%; margin: 0 auto; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 70px 0; }
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    max-width: 320px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    justify-content: center;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
    transition: right 0.4s ease;
  }
  .nav-menu.open { right: 0; }
  .nav-toggle { z-index: 1001; }
  .services-grid, .about-cards { grid-template-columns: 1fr; }
  .testimonial { padding: 32px 24px; }
  .contact-form { padding: 28px 20px; }
  .project-card { grid-template-columns: 1fr; padding: 28px 20px; gap: 24px; }
  .project-logo { max-width: 180px; margin: 0 auto; width: 100%; }
  .project-next { padding: 24px 20px; justify-content: center; text-align: center; }
  .whatsapp-float { right: 20px; bottom: 20px; padding: 0; width: 50px; justify-content: center; }
  .whatsapp-float span { display: none; }
  .back-to-top { right: 20px; bottom: 84px; }
  .footer-grid { grid-template-columns: 1fr; text-align: center; }
  .footer .logo, .socials { justify-content: center; }
}

@media (max-width: 480px) {
  .process-steps, .stats-grid { grid-template-columns: 1fr; }
  .step:last-child:nth-child(odd) { max-width: none; }
}