/* ===== Components: Buttons, Cards, Badges, Forms, Utilities ===== */
.theme-toggle,
.menu-toggle {
  padding: 0.5rem;
  border-radius: var(--radius);
  color: var(--muted-foreground);
  transition: background-color 0.2s, color 0.2s;
}

.theme-toggle:hover,
.menu-toggle:hover {
  background-color: var(--secondary);
  color: var(--foreground);
}

.theme-toggle svg,
.menu-toggle svg {
  width: 1.25rem;
  height: 1.25rem;
}

.icon-sun,
.icon-close {
  display: none;
}

.dark .icon-moon {
  display: none;
}

.dark .icon-sun,
.menu-toggle.active .icon-close {
  display: block;
}

.menu-toggle.active .icon-menu {
  display: none;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid transparent;
  font-size: 0.875rem;
  font-weight: 600;
  transition: transform 0.2s, background-color 0.2s, color 0.2s, box-shadow 0.2s, opacity 0.2s;
}

.btn:hover {
  transform: translateY(-1px);
}

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

.btn-icon,
.btn svg {
  width: 1rem;
  height: 1rem;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--primary-foreground);
}

.btn-primary:hover {
  opacity: 0.92;
  box-shadow: 0 10px 25px -5px color-mix(in srgb, var(--primary) 35%, transparent);
}

.btn-secondary {
  background-color: var(--card);
  color: var(--foreground);
  border-color: var(--border);
}

.btn-secondary:hover {
  background-color: var(--secondary);
}

.btn-outline {
  background-color: var(--secondary);
  color: var(--foreground);
  border-color: var(--border);
}

.btn-outline:hover {
  opacity: 0.85;
}

.btn-cta {
  background-color: var(--background);
  color: var(--foreground);
}

.btn-cta:hover {
  box-shadow: var(--shadow-md);
}

.btn-full {
  width: 100%;
  padding: 0.75rem 1rem;
}

.disabled,
.btn[disabled] {
  pointer-events: none;
  opacity: 0.65;
}

.section-header {
  text-align: center;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--foreground);
}

@media (min-width: 640px) {
  .section-title {
    font-size: 1.875rem;
  }
}

.section-description {
  margin-top: 0.5rem;
  color: var(--muted-foreground);
}

.card-surface,
.stat-card,
.info-card,
.goal-card,
.tech-card,
.team-card,
.project-card,
.location-card,
.team-contacts-card,
.contact-form-card,
.tech-item,
.team-contact-item {
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  background-color: var(--card);
  box-shadow: var(--shadow-sm);
}

.stat-card,
.goal-card,
.tech-item,
.team-card,
.project-card {
  transition: box-shadow 0.2s, transform 0.2s;
}

.stat-card:hover,
.goal-card:hover,
.tech-item:hover,
.team-card:hover,
.project-card:hover {
  box-shadow: var(--shadow-md);
}

.skills-grid,
.project-tags,
.team-contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.skills-grid {
  width: 100%;
  max-width: 46rem;
  margin: 2rem auto 0;
  padding: 0;
  justify-content: center;
  align-items: center;
  gap: 0.75rem 0.9rem;
}

@media (min-width: 640px) {
  .skills-grid {
    margin-top: 2.5rem;
    gap: 0.85rem 1rem;
  }
}

.skill-badge,
.tag {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.skill-badge {
  font-size: 0.875rem;
  padding: 0.5rem 1rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.skill-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.skill-html, .tag-html, .tech-icon-html { background-color: rgba(249, 115, 22, 0.1); color: #ea580c; }
.skill-css, .tag-css, .tech-icon-css { background-color: rgba(59, 130, 246, 0.1); color: #2563eb; }
.skill-js, .tag-js, .tech-icon-js { background-color: rgba(234, 179, 8, 0.1); color: #ca8a04; }
.skill-bootstrap, .tag-bootstrap, .tech-icon-bootstrap { background-color: rgba(147, 51, 234, 0.1); color: #7c3aed; }
.skill-tailwind, .tag-tailwind, .tech-icon-tailwind { background-color: rgba(6, 182, 212, 0.1); color: #0891b2; }
.skill-uiux { background-color: rgba(236, 72, 153, 0.1); color: #db2777; }
.skill-github { background-color: rgba(107, 114, 128, 0.1); color: #4b5563; }

.dark .skill-html, .dark .tag-html, .dark .tech-icon-html { color: #fb923c; }
.dark .skill-css, .dark .tag-css, .dark .tech-icon-css { color: #60a5fa; }
.dark .skill-js, .dark .tag-js, .dark .tech-icon-js { color: #facc15; }
.dark .skill-bootstrap, .dark .tag-bootstrap, .dark .tech-icon-bootstrap { color: #a78bfa; }
.dark .skill-tailwind, .dark .tag-tailwind, .dark .tech-icon-tailwind { color: #22d3ee; }
.dark .skill-uiux { color: #f472b6; }
.dark .skill-github { color: #9ca3af; }

.contact-form {
  margin-top: 2rem;
}

.contact-form.hidden {
  display: none;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--foreground);
}

.required {
  color: var(--destructive);
}

.form-group input,
.form-group textarea {
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background-color: var(--background);
  color: var(--foreground);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--muted-foreground);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 20%, transparent);
}

.form-group input.error,
.form-group textarea.error {
  border-color: var(--destructive);
}

.form-group textarea {
  resize: none;
}

.error-message {
  display: none;
  margin-top: 0.25rem;
  font-size: 0.875rem;
  color: var(--destructive);
}

.error-message.active {
  display: block;
}

.success-message {
  display: none;
  margin-top: 2rem;
  padding: 2rem;
  border-radius: 0.75rem;
  background-color: color-mix(in srgb, #22c55e 15%, transparent);
  text-align: center;
}

.success-message.active {
  display: block;
}

.success-message svg {
  width: 4rem;
  height: 4rem;
  margin: 0 auto;
  color: #22c55e;
}

.success-message h3 {
  margin-top: 1rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--foreground);
}

.success-message p {
  margin-top: 0.5rem;
  color: var(--muted-foreground);
}

.success-message .btn {
  margin-top: 1.5rem;
}

.team-link {
  color: var(--primary);
  transition: color 0.2s, background-color 0.2s;
}

.team-link:hover {
  color: #00c853;
  background-color: var(--secondary);
  padding: 2px 6px;
  border-radius: 4px;
}