/*
  CodeOlima Website Styles
  - Modern, minimal visuals with Bootstrap-enhanced components
*/

:root {
  --co-bg-dark: #0d1117;
  --co-bg-dark-2: #131a24;
  --co-primary: #4f7cff;
  --co-text-muted: #9aa4b2;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: #0f172a;
}

.section-padding {
  padding: 5rem 0;
}

/* Navbar */
#mainNavbar {
  background: transparent;
  transition: background-color 0.3s ease, box-shadow 0.3s ease, padding 0.3s ease;
}

#mainNavbar.navbar-scrolled {
  background-color: rgba(13, 17, 23, 0.9);
  backdrop-filter: blur(6px);
  box-shadow: 0 10px 30px rgba(2, 6, 23, 0.2);
  padding-top: 0.65rem !important;
  padding-bottom: 0.65rem !important;
}

/* Hero */
.hero-section {
  min-height: 100vh;
  padding: 7rem 0 4rem;
  background: radial-gradient(circle at 10% 20%, #243b72 0%, #0d1117 45%, #090d14 100%);
}

.hero-card {
  background: #ffffff;
  border: 1px solid rgba(79, 124, 255, 0.15);
}

/* Features */
.feature-card {
  background: #ffffff;
  border: 1px solid #e9eef5;
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.05);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 18px 32px rgba(15, 23, 42, 0.1);
}

.feature-icon {
  font-size: 1.75rem;
  color: var(--co-primary);
}

/* About */
.about-panel {
  border: 1px solid #e9eef5;
  background: linear-gradient(145deg, #fff, #f8fbff);
  box-shadow: 0 12px 26px rgba(15, 23, 42, 0.05);
}

/* Contact */
.contact-card {
  border: 1px solid #e9eef5;
  background: #ffffff;
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.06);
}

.form-control {
  border-color: #d6dde8;
  padding-top: 0.65rem;
  padding-bottom: 0.65rem;
}

.form-control:focus {
  border-color: var(--co-primary);
  box-shadow: 0 0 0 0.2rem rgba(79, 124, 255, 0.2);
}

/* Footer */
.footer {
  background: var(--co-bg-dark);
}

.footer-link {
  color: var(--co-text-muted);
  font-size: 1.1rem;
  text-decoration: none;
  transition: color 0.25s ease;
}

.footer-link:hover {
  color: #ffffff;
}

/* Responsive tweaks */
@media (max-width: 991.98px) {
  .hero-section {
    min-height: auto;
    padding-top: 6.5rem;
  }

  .section-padding {
    padding: 4rem 0;
  }
}