/* ========================================
   CISA Technology - Styles
   ======================================== */

/* ---------- Variables ---------- */
:root {
  --primary: #1a56db;
  --primary-dark: #1444b0;
  --primary-light: #e8effc;
  --accent: #0ea5e9;
  --text: #1e293b;
  --text-light: #64748b;
  --text-lighter: #94a3b8;
  --bg: #ffffff;
  --bg-alt: #f8fafc;
  --bg-dark: #0f172a;
  --border: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.12);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --whatsapp: #25d366;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 15px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-sm { padding: 8px 20px; font-size: 14px; }
.btn-lg { padding: 16px 36px; font-size: 16px; }
.btn-block { width: 100%; }
.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(26, 86, 219, 0.35);
}
.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-2px);
}
.btn-whatsapp {
  background: var(--whatsapp);
  color: #fff;
  border-color: var(--whatsapp);
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 15px;
}
.btn-whatsapp svg { width: 20px; height: 20px; }
.btn-whatsapp:hover {
  background: #20bd5a;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.35);
}

/* ---------- Section Shared ---------- */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 60px;
}
.section-tag {
  display: inline-block;
  padding: 6px 16px;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 800;
  line-height: 1.2;
  color: var(--text);
  margin-bottom: 16px;
}
.section-subtitle {
  font-size: 17px;
  color: var(--text-light);
  line-height: 1.7;
}

/* ========== NAVBAR ========== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}
.navbar.scrolled {
  border-bottom-color: var(--border);
  box-shadow: var(--shadow-sm);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  color: var(--text);
}
.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  color: var(--primary);
}
.logo-icon svg { width: 28px; height: 28px; }
.logo-text { font-weight: 400; letter-spacing: -0.5px; }
.logo-text strong { font-weight: 700; }
.navbar-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.navbar-links a {
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-light);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.navbar-links a:hover { color: var(--primary); }
.navbar-links .btn { color: #fff; }
.navbar-links .btn:hover { color: #fff; }
.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.navbar-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}
.navbar-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.navbar-toggle.active span:nth-child(2) { opacity: 0; }
.navbar-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #f0f5ff 0%, #e8effc 30%, #f8fafc 60%, #f0fdff 100%);
  z-index: -2;
}
.hero-bg::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(26, 86, 219, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-bg::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.06) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}
.hero-badge {
  display: inline-block;
  padding: 8px 20px;
  background: rgba(26, 86, 219, 0.08);
  border: 1px solid rgba(26, 86, 219, 0.15);
  border-radius: 50px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 24px;
}
.hero-title {
  font-size: clamp(36px, 5.5vw, 60px);
  font-weight: 800;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 24px;
  letter-spacing: -1px;
}
.text-gradient {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto 36px;
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.hero-techs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.hero-techs span {
  padding: 6px 16px;
  background: rgba(255,255,255,0.8);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-light);
}

/* ========== SERVICES ========== */
.services {
  padding: 100px 0;
  background: var(--bg);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  padding: 36px 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}
.service-card:hover {
  border-color: transparent;
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}
.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}
.service-icon svg { width: 28px; height: 28px; }
.service-icon--onpremise { background: #eff6ff; color: #2563eb; }
.service-icon--database { background: #fef3c7; color: #d97706; }
.service-icon--virtual { background: #f0fdf4; color: #16a34a; }
.service-icon--cloud { background: #ede9fe; color: #7c3aed; }
.service-icon--security { background: #fef2f2; color: #dc2626; }
.service-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text);
}
.service-desc {
  font-size: 15px;
  color: var(--text-light);
  margin-bottom: 16px;
  line-height: 1.6;
}
.service-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.service-list li {
  position: relative;
  padding-left: 20px;
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.5;
}
.service-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary);
}

/* ========== ABOUT ========== */
.about {
  padding: 100px 0;
  background: var(--bg-alt);
}
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
}
.about-content .section-tag { margin-bottom: 16px; }
.about-content .section-title { text-align: left; margin-bottom: 20px; }
.about-content p {
  font-size: 16px;
  color: var(--text-light);
  margin-bottom: 16px;
  line-height: 1.7;
}
.about-features {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 28px;
}
.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.about-feature-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  border-radius: 50%;
  color: var(--primary);
}
.about-feature-icon svg { width: 14px; height: 14px; }
.about-feature strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}
.about-feature span {
  font-size: 14px;
  color: var(--text-light);
}

/* Stats */
.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.stat-card {
  position: relative;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  text-align: center;
  transition: var(--transition);
}
.stat-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-md);
}
.stat-number {
  font-size: 40px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  display: inline;
}
.stat-suffix {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  display: inline;
}
.stat-label {
  font-size: 14px;
  color: var(--text-light);
  margin-top: 8px;
  font-weight: 500;
}

/* ========== TESTIMONIALS ========== */
.testimonials {
  padding: 100px 0;
  background: var(--bg);
}
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.testimonial-card {
  padding: 32px 28px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}
.testimonial-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}
.testimonial-stars {
  display: flex;
  gap: 2px;
  margin-bottom: 16px;
  color: #f59e0b;
}
.testimonial-stars svg { width: 18px; height: 18px; }
.testimonial-text {
  font-size: 15px;
  color: var(--text-light);
  line-height: 1.7;
  margin-bottom: 20px;
  font-style: italic;
}
.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}
.testimonial-author strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
}
.testimonial-author span {
  font-size: 13px;
  color: var(--text-light);
}

/* ========== CONTACT ========== */
.contact {
  padding: 100px 0;
  background: var(--bg-alt);
}
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.contact-info .section-tag { margin-bottom: 16px; }
.contact-info .section-title { text-align: left; margin-bottom: 16px; }
.contact-info > p {
  font-size: 16px;
  color: var(--text-light);
  margin-bottom: 32px;
  line-height: 1.7;
}
.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}
.contact-item {
  display: flex;
  align-items: center;
  gap: 14px;
}
.contact-item-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.contact-item-icon svg { width: 20px; height: 20px; }
.contact-item-icon--whatsapp {
  background: #dcfce7;
  color: var(--whatsapp);
}
.contact-item strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}
.contact-item a {
  font-size: 14px;
  color: var(--text-light);
  transition: var(--transition);
}
.contact-item a:hover { color: var(--primary); }

/* Form */
.contact-form-wrap {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
}
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 15px;
  color: var(--text);
  background: var(--bg);
  transition: var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(26, 86, 219, 0.1);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-group select { cursor: pointer; }

/* ========== FOOTER ========== */
.footer {
  background: var(--bg-dark);
  color: #cbd5e1;
  padding: 60px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand .navbar-logo { margin-bottom: 16px; }
.footer-brand .navbar-logo .logo-icon { color: #60a5fa; }
.footer-brand .navbar-logo .logo-text { color: #e2e8f0; }
.footer-brand p {
  font-size: 14px;
  color: #94a3b8;
  line-height: 1.7;
}
.footer-links h4 {
  font-size: 15px;
  font-weight: 700;
  color: #e2e8f0;
  margin-bottom: 16px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 14px;
  color: #94a3b8;
  transition: var(--transition);
}
.footer-links a:hover { color: #60a5fa; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.footer-bottom p {
  font-size: 13px;
  color: #64748b;
}

/* ========== WHATSAPP FLOAT ========== */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 60px;
  height: 60px;
  background: var(--whatsapp);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
  z-index: 999;
  transition: var(--transition);
}
.whatsapp-float svg { width: 30px; height: 30px; color: #fff; }
.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37, 211, 102, 0.5);
}

/* ========== REVEAL ANIMATION ========== */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .navbar-links {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 16px 24px;
    gap: 4px;
    box-shadow: var(--shadow-lg);
  }
  .navbar-links.open { display: flex; }
  .navbar-links a { padding: 12px 16px; width: 100%; }
  .navbar-links .btn { width: 100%; text-align: center; margin-top: 8px; }
  .navbar-toggle { display: flex; }

  .hero { min-height: auto; padding: 120px 0 60px; }
  .hero-title { font-size: clamp(30px, 7vw, 44px); }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }

  .services-grid { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-content .section-title { text-align: center; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-info .section-title { text-align: center; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .about-stats { grid-template-columns: 1fr; }
  .service-card { padding: 28px 20px; }
  .contact-form-wrap { padding: 24px 20px; }
}