:root {
  --sc-primary: #0f2b48;
  --sc-primary-dark: #081726;
  --sc-primary-light: #1c4b79;
  --sc-accent: #f1703f;
  --sc-accent-hover: #d9531e;
  --sc-accent-light: #fff2ec;
  --sc-secondary: #0d6efd;
  --sc-success: #198754;
  --sc-dark: #1e293b;
  --sc-muted: #64748b;
  --sc-light-bg: #f8fafc;
  --sc-card-bg: #ffffff;
  --sc-border: #e2e8f0;
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--sc-dark);
  background-color: #ffffff;
  overflow-x: hidden;
  padding: 0;
  margin: 0;
  scroll-behavior: smooth;
}

/* Navbar */
.sc-navbar {
  background-color: #ffffff;
  transition: all 0.3s ease;
  border-bottom: 1px solid var(--sc-border);
}

.sc-navbar.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.sc-logo {
  max-height: 44px;
  width: auto;
  object-fit: contain;
}

.nav-link {
  font-weight: 500;
  color: #334155 !important;
  transition: color 0.2s ease;
  padding: 0.5rem 0.9rem !important;
}

.nav-link:hover, .nav-link.active {
  color: var(--sc-accent) !important;
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, #0a1b2d 0%, #0f2b48 50%, #15395b 100%);
  color: #ffffff;
  position: relative;
  overflow: hidden;
  padding: 100px 0 80px;
}

.hero-section::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(241, 112, 63, 0.15) 0%, rgba(241, 112, 63, 0) 70%);
  border-radius: 50%;
  pointer-events: none;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  color: #ffc29b;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 50px;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-weight: 800;
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  line-height: 1.15;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-title .highlight {
  color: var(--sc-accent);
  background: linear-gradient(120deg, #ff8a50, #f1703f);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  line-height: 1.6;
  color: #cbd5e1;
  margin-bottom: 2rem;
  max-width: 600px;
}

.hero-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  padding: 24px;
  backdrop-filter: blur(12px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Buttons */
.btn-sc-accent {
  background-color: var(--sc-accent);
  border-color: var(--sc-accent);
  color: #ffffff;
  font-weight: 600;
  padding: 0.75rem 1.75rem;
  border-radius: 8px;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px rgba(241, 112, 63, 0.35);
}

.btn-sc-accent:hover {
  background-color: var(--sc-accent-hover);
  border-color: var(--sc-accent-hover);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(241, 112, 63, 0.45);
}

.btn-sc-outline {
  background-color: transparent;
  border: 2px solid rgba(255, 255, 255, 0.4);
  color: #ffffff;
  font-weight: 600;
  padding: 0.7rem 1.6rem;
  border-radius: 8px;
  transition: all 0.2s ease;
}

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

/* Stats Section */
.stats-bar {
  background: #ffffff;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
  border: 1px solid var(--sc-border);
  margin-top: -45px;
  position: relative;
  z-index: 10;
  padding: 30px 20px;
}

.stat-item {
  text-align: center;
  padding: 10px;
}

.stat-number {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--sc-primary);
  line-height: 1;
  margin-bottom: 5px;
}

.stat-number span {
  color: var(--sc-accent);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--sc-muted);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Section Common */
.section-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--sc-accent);
  background-color: var(--sc-accent-light);
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.section-title {
  font-size: 2.3rem;
  font-weight: 800;
  color: var(--sc-primary);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--sc-muted);
  max-width: 680px;
  margin: 0 auto 3rem;
}

/* Feature Cards */
.feature-card {
  background-color: #ffffff;
  border: 1px solid var(--sc-border);
  border-radius: 12px;
  padding: 28px 24px;
  height: 100%;
  transition: all 0.3s ease;
  position: relative;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 30px rgba(15, 43, 72, 0.08);
  border-color: #cbd5e1;
}

.feature-icon-wrapper {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.icon-blue {
  background-color: #e0f2fe;
  color: #0284c7;
}

.icon-orange {
  background-color: #ffedd5;
  color: #ea580c;
}

.icon-green {
  background-color: #dcfce7;
  color: #16a34a;
}

.icon-purple {
  background-color: #f3e8ff;
  color: #9333ea;
}

.feature-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--sc-primary);
  margin-bottom: 12px;
}

.feature-card p {
  color: #475569;
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 0;
}

/* AI / Novidades Highlights */
.ai-section {
  background: linear-gradient(135deg, #091726 0%, #112a46 100%);
  color: #ffffff;
  padding: 90px 0;
}

.ai-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 14px;
  padding: 24px;
  height: 100%;
  transition: all 0.3s ease;
}

.ai-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: var(--sc-accent);
  transform: translateY(-4px);
}

.ai-badge {
  background: rgba(241, 112, 63, 0.2);
  color: #ff9d76;
  border: 1px solid rgba(241, 112, 63, 0.4);
  padding: 3px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
}

/* Systems / Examples Cards */
.system-card {
  background: #ffffff;
  border: 1px solid var(--sc-border);
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.system-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 32px rgba(15, 43, 72, 0.1);
  border-color: var(--sc-accent);
}

.system-card-header {
  padding: 20px 24px 10px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.system-card-body {
  padding: 10px 24px 24px;
  flex-grow: 1;
}

/* Database Badges */
.db-pill {
  background: #f1f5f9;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: #334155;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 4px;
  transition: all 0.2s ease;
}

.db-pill:hover {
  background: #e2e8f0;
  color: var(--sc-primary);
}

/* FAQ Accordion */
.accordion-item {
  border: 1px solid var(--sc-border) !important;
  border-radius: 10px !important;
  margin-bottom: 12px;
  overflow: hidden;
  background-color: #ffffff;
}

.accordion-button {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--sc-primary);
  background-color: #ffffff;
  padding: 18px 24px;
  box-shadow: none !important;
}

.accordion-button:not(.collapsed) {
  color: var(--sc-accent);
  background-color: var(--sc-accent-light);
}

.accordion-body {
  padding: 20px 24px;
  color: #475569;
  line-height: 1.7;
  font-size: 0.98rem;
}

/* CTA Banner */
.cta-banner {
  background: linear-gradient(135deg, #0d233a 0%, #17385c 100%);
  color: #ffffff;
  border-radius: 20px;
  padding: 60px 40px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(13, 35, 58, 0.2);
}

.cta-banner::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(241, 112, 63, 0.2) 0%, rgba(241, 112, 63, 0) 70%);
  border-radius: 50%;
}

/* Footer */
.sc-footer {
  background-color: #081726;
  color: #94a3b8;
  padding: 70px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.sc-footer a {
  color: #94a3b8;
  text-decoration: none;
  transition: color 0.2s ease;
}

.sc-footer a:hover {
  color: #ffffff;
}

.footer-heading {
  color: #ffffff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 50px;
  padding-top: 25px;
  font-size: 0.85rem;
}

/* Code snippet preview block in hero */
.code-window {
  background: #0f172a;
  border-radius: 12px;
  border: 1px solid #334155;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  overflow: hidden;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

.code-window-header {
  background: #1e293b;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid #334155;
}

.code-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  display: inline-block;
}

.code-dot-red { background: #ef4444; }
.code-dot-yellow { background: #f59e0b; }
.code-dot-green { background: #10b981; }

.code-window-body {
  padding: 18px 20px;
  color: #e2e8f0;
  font-size: 0.88rem;
  line-height: 1.7;
}

.code-keyword { color: #f43f5e; font-weight: bold; }
.code-func { color: #38bdf8; }
.code-string { color: #a3e635; }
.code-comment { color: #64748b; font-style: italic; }
.code-ai { color: #fb923c; }

@media (max-width: 991px) {
  .hero-section {
    padding: 70px 0 60px;
    text-align: center;
  }
  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }
  .stats-bar {
    margin-top: 20px;
  }
}