html {
  font-size: 14px;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

:root {
  --app-primary: #0a7fc4;
  --app-primary-2: #0b92d6;
  --app-accent: #f18a1a;
  --app-ink: #0f172a;
  --app-muted: #64748b;
  --app-surface: #ffffff;
  --app-surface-2: #f7fafc;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 70px;
  color: var(--app-ink);
  background: linear-gradient(180deg, #f8fbff 0%, #ffffff 60%);
}

/* Navbar */
.app-navbar {
  background: linear-gradient(90deg, var(--app-primary) 0%, #0b6ea8 45%, #095a88 100%);
}

.app-logo {
  width: 36px;
  height: 36px;
  object-fit: contain;
}

.navbar-dark .navbar-nav .nav-link {
  color: rgba(255, 255, 255, 0.9);
}

.navbar-dark .navbar-nav .nav-link:hover,
.navbar-dark .navbar-nav .nav-link:focus {
  color: #ffffff;
}

/* Buttons */
.btn-primary {
  --bs-btn-bg: var(--app-primary);
  --bs-btn-border-color: var(--app-primary);
  --bs-btn-hover-bg: var(--app-primary-2);
  --bs-btn-hover-border-color: var(--app-primary-2);
  --bs-btn-active-bg: #086aa2;
  --bs-btn-active-border-color: #086aa2;
}

.btn-outline-primary {
  --bs-btn-color: var(--app-primary);
  --bs-btn-border-color: var(--app-primary);
  --bs-btn-hover-bg: var(--app-primary);
  --bs-btn-hover-border-color: var(--app-primary);
}

.btn-accent {
  background: var(--app-accent);
  border-color: var(--app-accent);
  color: #1f2937;
}

.btn-accent:hover,
.btn-accent:focus {
  background: #ff9a2c;
  border-color: #ff9a2c;
}

/* Focus */
.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem rgba(10, 127, 196, 0.35);
}

/* Sections */
.hero {
  border-radius: 18px;
  background: radial-gradient(1200px circle at 20% 10%, rgba(241, 138, 26, 0.22) 0%, rgba(241, 138, 26, 0.0) 40%),
              radial-gradient(1200px circle at 90% 0%, rgba(10, 127, 196, 0.22) 0%, rgba(10, 127, 196, 0.0) 45%),
              linear-gradient(180deg, #ffffff 0%, var(--app-surface-2) 100%);
  border: 1px solid rgba(15, 23, 42, 0.07);
  box-shadow: 0 10px 30px rgba(2, 8, 23, 0.06);
}

.section-title {
  letter-spacing: -0.02em;
}

.feature-card {
  border-radius: 16px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  background: var(--app-surface);
  box-shadow: 0 10px 25px rgba(2, 8, 23, 0.05);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(10, 127, 196, 0.12);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--app-primary);
}

.badge-app {
  background: rgba(241, 138, 26, 0.16);
  color: #7a3d00;
  border: 1px solid rgba(241, 138, 26, 0.3);
}

/* Footer */
.footer {
  background: #fff;
}