body {
  font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
  background: #f7f9fb;
  color: #23272f;
}

.navbar {
  border-radius: 1.5rem;
  margin-top: 1.5rem;
  margin-bottom: 2rem;
}

.navbar-brand {
  background: linear-gradient(90deg, #1e90ff 30%, #20c997 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-link {
  font-weight: 500;
  transition: color 0.2s;
}

.nav-link:hover, .nav-link.active {
  color: #1e90ff !important;
}

.hero-section {
  min-height: 70vh;
  display: flex;
  align-items: center;
  background: linear-gradient(120deg, #f7f9fb 60%, #e3f0ff 100%);
  border-radius: 2rem;
  box-shadow: 0 8px 32px rgba(30, 144, 255, 0.08);
  animation: fadeInUp 1.2s cubic-bezier(0.23, 1, 0.32, 1);
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(40px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.text-gradient {
  background: linear-gradient(90deg, #1e90ff 30%, #20c997 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.btn-primary, .btn-outline-primary {
  font-weight: 600;
  border-radius: 2em;
  font-size: 1.1rem;
  padding: 0.7em 2em;
  box-shadow: 0 2px 8px rgba(30, 144, 255, 0.08);
  transition: background 0.2s, color 0.2s, box-shadow 0.2s;
}

.btn-primary:hover {
  background: linear-gradient(90deg, #1e90ff 30%, #20c997 100%);
  border: none;
}

.btn-outline-primary:hover {
  background: #1e90ff;
  color: #fff;
  border: none;
}

.btn-social {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 2px 8px rgba(30, 144, 255, 0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-social:hover {
  transform: scale(1.15) rotate(-8deg);
  box-shadow: 0 6px 24px rgba(30, 144, 255, 0.18);
}

.badge {
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  box-shadow: 0 2px 8px rgba(30, 144, 255, 0.08);
  animation: popIn 0.8s 0.7s backwards;
}

@keyframes popIn {
  0% {
    opacity: 0;
    transform: scale(0.7);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

.rounded-circle {
  box-shadow: 0 4px 24px rgba(30, 144, 255, 0.10);
}

/* Remove permanent border, only show border on hover */
#services .card,
#skills .p-3.bg-white,
#portfolio .card,
#contact .p-4.bg-white {
  border: 2px solid transparent !important;
  transition: border-color 0.2s;
}

/* Hover effect with a lighter blue border */
#services .card:hover,
#skills .p-3.bg-white:hover,
#portfolio .card:hover,
#contact .p-4.bg-white:hover {
  border-color: #66b3ff !important;
}

body.dark-mode #services .card:hover,
body.dark-mode #skills .p-3.bg-white:hover,
body.dark-mode #portfolio .card:hover,
body.dark-mode #contact .p-4.bg-white:hover {
  border-color: #90caff !important;
}

/* Remove hover border from form controls in Contact section */
#contact .form-control,
#contact .form-control:focus,
#contact textarea.form-control,
#contact textarea.form-control:focus {
  border: 1px solid #ced4da !important;
  box-shadow: none !important;
  transition: border-color 0.2s;
}

#contact .form-control:hover,
#contact textarea.form-control:hover {
  border-color: #0d6efd !important;
}

body.dark-mode #contact .form-control,
body.dark-mode #contact .form-control:focus,
body.dark-mode #contact textarea.form-control,
body.dark-mode #contact textarea.form-control:focus {
  border: 1px solid #343a40 !important;
  background-color: #23272b;
  color: #f8f9fa;
}

body.dark-mode #contact .form-control:hover,
body.dark-mode #contact textarea.form-control:hover {
  border-color: #339cff !important;
}

/* Custom color for navbar toggler button */
.navbar-toggler {
  /* background-color: #1e90ff !important; Bootstrap blue */
  border: 2px solid #1e90ff !important;
  border-radius: 0.5rem;
  transition: background 0.2s, border 0.2s;
}

.navbar-toggler:focus {
  border-color: transparent !important;
  outline: none !important;
}

.navbar-toggler:hover {
  /* background-color: #339cff !important; */
  border-color: #339cff !important;
}

/* Animated navbar toggler button on hover */
.navbar-toggler {
  transition: background 0.2s, border 0.2s, transform 0.25s cubic-bezier(0.23, 1, 0.32, 1), box-shadow 0.25s;
}
.navbar-toggler:hover {
  transform: scale(1.12) rotate(-8deg);
  box-shadow: 0 6px 24px rgba(30, 144, 255, 0.25);
}

body.dark-mode .navbar-toggler {
  background-color: #1e90ff !important;
  border-color: #339cff !important;
  box-shadow: 0 2px 8px rgba(30,144,255,0.25);
}
body.dark-mode .navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='32' height='32' viewBox='0 0 32 32'%3e%3cpath stroke='white' stroke-width='3' stroke-linecap='round' stroke-miterlimit='10' d='M6 10h20M6 16h20M6 22h20'/%3e%3c/svg%3e");
  filter: none;
}

/* Responsive tweaks */
@media (max-width: 991px) {
  .hero-section {
    min-height: 50vh;
    border-radius: 1rem;
    padding: 2rem 0;
  }
  .navbar {
    border-radius: 0.5rem;
    margin-top: 0.5rem;
    margin-bottom: 1rem;
  }
}

@media (max-width: 767px) {
  .hero-section {
    flex-direction: column;
    padding: 1rem 0;
  }
  .navbar {
    border-radius: 0.5rem;
    margin-top: 0.5rem;
    margin-bottom: 1rem;
  }
}

/* Dark mode styles */
body.dark-mode {
  background: #181a1b;
  color: #f1f1f1;
}

body.dark-mode .navbar, body.dark-mode .hero-section {
  background: #23272b !important;
  color: #f1f1f1;
}

body.dark-mode .navbar-brand, body.dark-mode .nav-link {
  color: #f1f1f1 !important;
}

body.dark-mode .btn-primary, body.dark-mode .btn-outline-primary {
  box-shadow: 0 2px 8px rgba(30, 144, 255, 0.18);
}

body.dark-mode .rounded-circle {
  background: #23272b !important;
  border-color: #1e90ff !important;
}

body.dark-mode .badge.bg-light {
  background: #23272b !important;
  color: #1e90ff !important;
}

body.dark-mode .btn-social.bg-dark {
  background: #f1f1f1 !important;
  color: #23272b !important;
}

/* Make card and section backgrounds adapt to dark mode */
body.dark-mode .card,
body.dark-mode .bg-white,
body.dark-mode .p-4.bg-white,
body.dark-mode .rounded-4.bg-white {
  background-color: #23272b !important;
  color: #f8f9fa !important;
  border-color: #343a40 !important;
}

body.dark-mode .form-control,
body.dark-mode .form-control:focus {
  background-color: #23272b;
  color: #f8f9fa;
  border-color: #343a40;
}

body.dark-mode .card-title,
body.dark-mode .card-text,
body.dark-mode .fw-semibold,
body.dark-mode .lead {
  color: #f8f9fa !important;
}

body.dark-mode .rounded-4.shadow-sm {
  box-shadow: 0 0.5rem 1rem rgba(0,0,0,0.7)!important;
}

/* Animate section titles */
section h2.fw-bold {
  position: relative;
  opacity: 0;
  animation: fadeInTitle 1s 0.3s forwards;
}
@keyframes fadeInTitle {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Animate cards on hover */
.card {
  transition: transform 0.3s cubic-bezier(0.23, 1, 0.32, 1), box-shadow 0.3s;
}
.card:hover {
  transform: translateY(-10px) scale(1.03);
  box-shadow: 0 8px 32px rgba(30, 144, 255, 0.15);
}