/* =====================================================
   BALAM SOFTWARE - Hoja de Estilos Principal
   ===================================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-primary: #1e4d8c;
  --color-primary-dark: #163a6b;
  --color-primary-light: #2e6fc4;
  --color-accent: #f5a623;
  --color-dark: #1a1a2e;
  --color-gray-900: #222;
  --color-gray-700: #555;
  --color-gray-500: #888;
  --color-gray-300: #ddd;
  --color-gray-100: #f5f7fa;
  --color-white: #ffffff;
  --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --font-heading: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  --container-max: 1200px;
  --section-padding: 80px 20px;
  --radius: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.14);
  --transition: all 0.3s ease;
}

html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-primary); color: var(--color-gray-700); line-height: 1.7; background-color: var(--color-white); overflow-x: hidden; }
h1,h2,h3,h4,h5,h6 { font-family: var(--font-heading); color: var(--color-dark); line-height: 1.25; font-weight: 700; margin-bottom: 1rem; }
h1 { font-size: 2.75rem; } h2 { font-size: 2.25rem; } h3 { font-size: 1.75rem; }
h4 { font-size: 1.35rem; } h5 { font-size: 1.1rem; } h6 { font-size: 1rem; }
p { margin-bottom: 1rem; }
a { color: var(--color-primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--color-primary-dark); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

.container { max-width: var(--container-max); margin: 0 auto; padding: 0 20px; width: 100%; }
.section { padding: var(--section-padding); }
.section--gray { background-color: var(--color-gray-100); }
.section--dark { background-color: var(--color-dark); color: var(--color-gray-300); }
.section-title { text-align: center; max-width: 800px; margin: 0 auto 3rem; }
.section-title h2 { position: relative; display: inline-block; padding-bottom: 15px; }
.section-title h2::after { content: ''; position: absolute; bottom: 0; left: 50%; transform: translateX(-50%); width: 70px; height: 4px; background-color: var(--color-accent); border-radius: 2px; }
.section-title p { color: var(--color-gray-500); font-size: 1.1rem; margin-top: 1rem; }
.text-center { text-align: center; }

.btn { display: inline-block; padding: 14px 32px; border-radius: var(--radius); font-weight: 600; font-size: 1rem; cursor: pointer; transition: var(--transition); border: 2px solid transparent; text-align: center; text-decoration: none; line-height: 1; }
.btn-primary { background-color: var(--color-primary); color: var(--color-white); }
.btn-primary:hover { background-color: var(--color-primary-dark); color: var(--color-white); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-accent { background-color: var(--color-accent); color: var(--color-dark); }
.btn-accent:hover { background-color: #e0941a; color: var(--color-dark); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-outline { background-color: transparent; color: var(--color-white); border-color: var(--color-white); }
.btn-outline:hover { background-color: var(--color-white); color: var(--color-primary); }

.header { position: sticky; top: 0; z-index: 1000; background-color: var(--color-white); box-shadow: var(--shadow-sm); transition: var(--transition); }
.header.is-scrolled { box-shadow: var(--shadow-md); }
.topbar { background-color: var(--color-primary-dark); color: var(--color-white); font-size: 0.85rem; padding: 8px 0; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; }
.topbar-info { display: flex; gap: 20px; flex-wrap: wrap; }
.topbar-info span { display: inline-flex; align-items: center; gap: 6px; }
.topbar-info a { color: var(--color-white); }
.topbar-info a:hover { color: var(--color-accent); }

.navbar { display: flex; justify-content: space-between; align-items: center; padding: 15px 0; }
.navbar-brand { display: flex; align-items: center; gap: 10px; }
.navbar-brand img { height: 50px; width: auto; }
.navbar-brand-text { font-size: 1.4rem; font-weight: 800; color: var(--color-primary); letter-spacing: -0.5px; }
.navbar-brand-text span { color: var(--color-accent); }

.nav-menu { display: flex; align-items: center; gap: 5px; }
.nav-menu a { display: block; padding: 10px 16px; color: var(--color-gray-900); font-weight: 500; border-radius: var(--radius); font-size: 0.95rem; position: relative; }
.nav-menu a:hover, .nav-menu a.active { color: var(--color-primary); background-color: var(--color-gray-100); }
.nav-menu .btn { padding: 10px 20px; color: var(--color-white); margin-left: 8px; }
.nav-menu .btn:hover { background-color: var(--color-primary-dark); color: var(--color-white); }

.nav-toggle { display: none; background: none; border: none; cursor: pointer; padding: 10px; flex-direction: column; gap: 5px; }
.nav-toggle span { display: block; width: 26px; height: 3px; background-color: var(--color-primary); border-radius: 2px; transition: var(--transition); }

.hero { position: relative; min-height: 620px; display: flex; align-items: center; background: linear-gradient(135deg, rgba(30,77,140,0.92) 0%, rgba(22,58,107,0.95) 100%); color: var(--color-white); padding: 100px 0 80px; text-align: center; }
.hero-content { max-width: 900px; margin: 0 auto; }
.hero h1 { color: var(--color-white); font-size: 3.2rem; margin-bottom: 1.5rem; font-weight: 800; }
.hero h1 .highlight { color: var(--color-accent); }
.hero p { font-size: 1.2rem; color: rgba(255,255,255,0.9); margin-bottom: 2rem; max-width: 800px; margin-left: auto; margin-right: auto; }
.hero-buttons { display: flex; gap: 15px; justify-content: center; flex-wrap: wrap; }

.grid { display: grid; gap: 30px; }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

.card { background-color: var(--color-white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); display: flex; flex-direction: column; border: 1px solid var(--color-gray-300); }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--color-primary-light); }
.card-image { width: 100%; height: 220px; object-fit: cover; background-color: var(--color-gray-100); }
.card-body { padding: 24px; flex-grow: 1; display: flex; flex-direction: column; }
.card-body h4 { color: var(--color-primary); margin-bottom: 0.75rem; font-size: 1.25rem; }
.card-body p { color: var(--color-gray-700); font-size: 0.95rem; flex-grow: 1; }
.card-body .card-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 1rem; font-weight: 600; color: var(--color-primary); font-size: 0.95rem; }
.card-body .card-link::after { content: '→'; transition: var(--transition); }
.card-body .card-link:hover::after { transform: translateX(4px); }

.service-card { background-color: var(--color-white); padding: 32px 24px; border-radius: var(--radius-lg); text-align: center; box-shadow: var(--shadow-sm); transition: var(--transition); border-top: 4px solid var(--color-primary); }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-top-color: var(--color-accent); }
.service-card .icon { width: 64px; height: 64px; margin: 0 auto 1.25rem; background-color: var(--color-gray-100); color: var(--color-primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.75rem; font-weight: 700; }
.service-card h4 { color: var(--color-dark); margin-bottom: 0.75rem; }
.service-card p { color: var(--color-gray-700); font-size: 0.95rem; }

.portfolio-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 15px; }
.portfolio-item { position: relative; overflow: hidden; border-radius: var(--radius); aspect-ratio: 3/2; background-color: var(--color-gray-100); }
.portfolio-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; }
.portfolio-item:hover img { transform: scale(1.08); }
.portfolio-item .overlay { position: absolute; inset: 0; background-color: rgba(30,77,140,0.85); color: var(--color-white); display: flex; align-items: center; justify-content: center; opacity: 0; transition: var(--transition); font-weight: 600; }
.portfolio-item:hover .overlay { opacity: 1; }

.testimonial-card { background-color: var(--color-white); border-radius: var(--radius-lg); padding: 32px 24px; box-shadow: var(--shadow-sm); text-align: center; transition: var(--transition); border: 1px solid var(--color-gray-300); display: flex; flex-direction: column; align-items: center; }
.testimonial-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.testimonial-card .quote { font-style: italic; color: var(--color-gray-700); margin-bottom: 1.5rem; position: relative; padding-top: 2rem; }
.testimonial-card .quote::before { content: '"'; position: absolute; top: -10px; left: 50%; transform: translateX(-50%); font-size: 4rem; color: var(--color-accent); font-family: Georgia, serif; line-height: 1; }
.testimonial-card img { width: 70px; height: 70px; border-radius: 50%; object-fit: cover; margin-bottom: 1rem; border: 3px solid var(--color-gray-100); }
.testimonial-card h6 { color: var(--color-primary); margin-bottom: 0.25rem; font-size: 1.05rem; }
.testimonial-card .company { font-size: 0.85rem; color: var(--color-gray-500); font-style: italic; }

.counters-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 30px; text-align: center; }
.counter-item .number { font-size: 3rem; font-weight: 800; color: var(--color-primary); display: block; line-height: 1; margin-bottom: 0.5rem; }
.counter-item .label { color: var(--color-gray-700); text-transform: uppercase; letter-spacing: 1px; font-size: 0.9rem; font-weight: 600; }

.cta-banner { background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%); color: var(--color-white); padding: 60px 0; text-align: center; }
.cta-banner h2 { color: var(--color-white); margin-bottom: 1rem; }
.cta-banner p { color: rgba(255,255,255,0.9); margin-bottom: 2rem; font-size: 1.1rem; }

.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; align-items: start; }
.contact-info-list { display: flex; flex-direction: column; gap: 24px; }
.contact-info-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-info-item .icon { flex-shrink: 0; width: 48px; height: 48px; background-color: var(--color-primary); color: var(--color-white); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.25rem; font-weight: 700; }
.contact-info-item h5 { margin-bottom: 0.25rem; color: var(--color-dark); }
.contact-info-item p, .contact-info-item a { color: var(--color-gray-700); margin: 0; font-size: 0.95rem; }

.form { background-color: var(--color-white); padding: 32px; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; margin-bottom: 6px; font-weight: 600; color: var(--color-dark); font-size: 0.9rem; }
.form-group input, .form-group textarea { width: 100%; padding: 12px 16px; border: 1px solid var(--color-gray-300); border-radius: var(--radius); font-family: inherit; font-size: 1rem; transition: var(--transition); background-color: var(--color-white); color: var(--color-gray-900); }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(30,77,140,0.15); }
.form-group textarea { resize: vertical; min-height: 140px; }

.footer { background-color: var(--color-dark); color: var(--color-gray-300); padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; padding-bottom: 40px; }
.footer h5 { color: var(--color-white); margin-bottom: 1.25rem; font-size: 1.05rem; text-transform: uppercase; letter-spacing: 1px; }
.footer p, .footer a { color: var(--color-gray-300); font-size: 0.9rem; line-height: 1.8; }
.footer a:hover { color: var(--color-accent); }
.footer-links { display: flex; flex-direction: column; gap: 8px; }
.footer-brand img { height: 50px; margin-bottom: 1rem; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 0; text-align: center; font-size: 0.85rem; color: var(--color-gray-500); }
.footer-bottom a { color: var(--color-accent); }

.page-hero { background: linear-gradient(135deg, rgba(30,77,140,0.95) 0%, rgba(22,58,107,0.98) 100%); color: var(--color-white); padding: 80px 0 60px; text-align: center; }
.page-hero h1 { color: var(--color-white); margin-bottom: 1rem; }
.page-hero p { color: rgba(255,255,255,0.9); max-width: 700px; margin: 0 auto; font-size: 1.1rem; }
.breadcrumbs { font-size: 0.9rem; color: rgba(255,255,255,0.75); margin-top: 1rem; }
.breadcrumbs a { color: var(--color-accent); }

.blog-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 30px; }
.blog-card { background-color: var(--color-white); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: var(--transition); display: flex; flex-direction: column; border: 1px solid var(--color-gray-300); }
.blog-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.blog-card img { width: 100%; height: 220px; object-fit: cover; }
.blog-card-body { padding: 24px; flex-grow: 1; display: flex; flex-direction: column; }
.blog-card-body .category { display: inline-block; background-color: var(--color-gray-100); color: var(--color-primary); padding: 4px 12px; border-radius: 20px; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 12px; width: fit-content; }
.blog-card-body h3 { font-size: 1.2rem; margin-bottom: 0.75rem; color: var(--color-dark); }
.blog-card-body p { font-size: 0.9rem; color: var(--color-gray-700); flex-grow: 1; }
.blog-card-body .read-more { margin-top: 1rem; font-weight: 600; color: var(--color-primary); }

.article-hero { background: linear-gradient(135deg, rgba(30,77,140,0.95), rgba(22,58,107,0.98)); color: var(--color-white); padding: 60px 0; }
.article-hero h1 { color: var(--color-white); font-size: 2.25rem; max-width: 900px; margin: 0 auto 1rem; text-align: center; }
.article-meta { text-align: center; color: rgba(255,255,255,0.85); font-size: 0.9rem; }
.article-content { max-width: 800px; margin: 0 auto; padding: 60px 20px; font-size: 1.05rem; line-height: 1.8; color: var(--color-gray-700); }
.article-content h2 { margin-top: 2rem; color: var(--color-primary); }
.article-content p { margin-bottom: 1.25rem; }
.article-content img { border-radius: var(--radius); margin: 1.5rem auto; }
.article-content ul, .article-content ol { margin: 1rem 0 1.5rem 1.5rem; list-style: disc; }
.article-content ol { list-style: decimal; }
.article-content li { margin-bottom: 0.5rem; }
.article-content a { color: var(--color-primary); text-decoration: underline; }

@media (max-width: 992px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 2.5rem; }
}
@media (max-width: 768px) {
  :root { --section-padding: 60px 20px; }
  h1 { font-size: 2rem; } h2 { font-size: 1.65rem; } h3 { font-size: 1.35rem; }
  .hero { min-height: 500px; padding: 70px 0 60px; }
  .hero h1 { font-size: 2rem; } .hero p { font-size: 1rem; }
  .nav-toggle { display: flex; }
  .nav-menu { position: fixed; top: 0; right: -100%; width: 85%; max-width: 320px; height: 100vh; background-color: var(--color-white); flex-direction: column; align-items: stretch; padding: 80px 24px 24px; box-shadow: -4px 0 20px rgba(0,0,0,0.15); transition: right 0.3s ease; overflow-y: auto; gap: 0; }
  .nav-menu.is-open { right: 0; }
  .nav-menu a { padding: 14px 12px; border-bottom: 1px solid var(--color-gray-300); }
  .nav-menu .btn { margin: 16px 0 0; text-align: center; }
  .topbar .container { justify-content: center; text-align: center; }
  .topbar-info { justify-content: center; font-size: 0.8rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .counter-item .number { font-size: 2.25rem; }
  .article-hero h1 { font-size: 1.6rem; }
}
@media (max-width: 480px) {
  .hero h1 { font-size: 1.7rem; }
  .section-title h2 { font-size: 1.5rem; }
  .form { padding: 20px; }
}