/* MyNeeds — custom styles that Tailwind utilities can't cleanly express */

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", ui-sans-serif, system-ui, -apple-system, sans-serif;
}

/* Nav link underline + active state */
.nav-link {
  position: relative;
  color: #334155;
  font-weight: 500;
  padding-bottom: 4px;
  transition: color 0.2s ease;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background-color: #2563eb;
  transition: width 0.2s ease;
}

.nav-link:hover {
  color: #2563eb;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link.active {
  color: #2563eb;
  font-weight: 600;
}

.nav-link.active::after {
  width: 100%;
}

/* Mobile nav link */
.nav-link-mobile.active {
  color: #2563eb;
  background-color: #eff6ff;
  font-weight: 600;
}

/* Hero background image overlay */
.hero-overlay {
  background: linear-gradient(115deg, rgba(15, 23, 42, 0.88) 0%, rgba(30, 58, 138, 0.75) 45%, rgba(15, 23, 42, 0.35) 100%);
}

/* Gradient CTA / submit buttons */
.btn-gradient {
  background-image: linear-gradient(135deg, #2563eb 0%, #1d4ed8 100%);
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}

.btn-gradient:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 10px 20px -8px rgba(37, 99, 235, 0.55);
}

.btn-gradient:active {
  transform: translateY(0);
}

/* Form field base */
.form-field {
  background-color: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 0.75rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}

.form-field:focus {
  outline: none;
  background-color: #ffffff;
  border-color: #2563eb;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.form-field.field-error {
  border-color: #dc2626;
  box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.08);
}

.field-error-msg {
  display: none;
  color: #dc2626;
  font-size: 0.8125rem;
  margin-top: 0.25rem;
}

.field-error-msg.visible {
  display: block;
}

/* Toast */
#toast {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 100;
  max-width: calc(100vw - 2.5rem);
  transform: translateY(-1rem);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

#toast.show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

/* Table of contents active link */
.toc-link.active {
  color: #2563eb;
  font-weight: 600;
}

/* Card hover lift */
.card-lift {
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card-lift:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 30px -15px rgba(15, 23, 42, 0.25);
}

/* Utility: hide scrollbar on mobile menu transition */
#mobile-menu {
  overflow: hidden;
}

/* Focus visibility for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid #2563eb;
  outline-offset: 2px;
}