/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-sm);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn--sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.85rem;
}

.btn--lg {
  padding: 0.875rem 2rem;
  font-size: 1rem;
}

.btn--full {
  width: 100%;
  padding: 0.875rem 2rem;
  font-size: 1rem;
}

.btn--primary {
  background: var(--accent);
  color: var(--text-on-accent);
}

.btn--primary:hover {
  background: var(--accent-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(232, 132, 26, 0.3);
}

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

.btn--outline {
  border: 2px solid var(--accent);
  color: var(--accent);
  background: transparent;
}

.btn--outline:hover {
  background: var(--accent);
  color: var(--text-on-accent);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(232, 132, 26, 0.2);
}

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

/* ===== Cards ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  transition: all var(--transition-base);
}

.card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  box-shadow: 0 16px 48px rgba(232, 132, 26, 0.15), 0 4px 12px rgba(0, 0, 0, 0.3);
  background: var(--bg-card-hover);
}

.card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--accent-glow);
  color: var(--accent);
  margin-bottom: var(--space-sm);
  transition: all var(--transition-base);
}

.card:hover .card__icon {
  background: var(--accent);
  color: var(--text-on-accent);
  transform: scale(1.1);
}

.card__title {
  font-size: 1.2rem;
  margin-bottom: var(--space-xs);
}

.card__text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.navbar.scrolled {
  background: rgba(15, 15, 15, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 var(--border);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.navbar__logo {
  display: flex;
  align-items: center;
}

.navbar__logo-img {
  height: 52px;
  width: auto;
  border-radius: var(--radius-sm);
  transition: opacity var(--transition-fast);
}

.navbar__logo:hover .navbar__logo-img {
  opacity: 0.85;
}

/* Hamburger */
.navbar__toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  z-index: 1001;
}

.navbar__toggle-line {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-fast);
  transform-origin: center;
}

.navbar__toggle.active .navbar__toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__toggle.active .navbar__toggle-line:nth-child(2) {
  opacity: 0;
}

.navbar__toggle.active .navbar__toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile menu */
.navbar__menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: min(320px, 80vw);
  height: 100vh;
  background: var(--bg-primary);
  border-left: 1px solid var(--border);
  padding: calc(var(--nav-height) + var(--space-md)) var(--space-md) var(--space-md);
  transition: right var(--transition-base);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  z-index: 1000;
}

.navbar__menu.active {
  right: 0;
}

.navbar__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.navbar__link {
  display: block;
  padding: var(--space-xs) 0;
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.navbar__link:hover,
.navbar__link.active {
  color: var(--accent);
}

.navbar__cta {
  align-self: flex-start;
}

/* Mobile menu overlay */
.navbar__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all var(--transition-base);
}

.navbar__overlay.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Desktop nav */
@media (min-width: 1024px) {
  .navbar__toggle,
  .navbar__overlay {
    display: none;
  }

  .navbar__menu {
    position: static;
    width: auto;
    height: auto;
    background: none;
    border: none;
    padding: 0;
    flex-direction: row;
    align-items: center;
    gap: var(--space-md);
  }

  .navbar__list {
    flex-direction: row;
    gap: var(--space-sm);
  }

  .navbar__link {
    padding: var(--space-xs) var(--space-xs);
    font-size: 0.9rem;
    position: relative;
  }

  .navbar__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--space-xs);
    right: var(--space-xs);
    height: 2px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform var(--transition-base);
  }

  .navbar__link:hover {
    color: var(--text-primary);
  }

  .navbar__link:hover::after,
  .navbar__link.active::after {
    transform: scaleX(1);
  }

  .navbar__link.active {
    color: var(--accent);
  }
}

/* ===== Form inputs ===== */
.form-group {
  margin-bottom: var(--space-sm);
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  margin-bottom: 0.375rem;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: #666;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='8' viewBox='0 0 12 8' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23a0a0a0' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-group input.error,
.form-group textarea.error {
  border-color: #e84040;
}

/* ===== Footer ===== */
.footer {
  background: var(--bg-card);
  padding-top: var(--space-lg);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
  padding-bottom: var(--space-md);
}

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer__logo {
  display: inline-block;
  margin-bottom: var(--space-sm);
}

.footer__logo-img {
  height: 64px;
  width: auto;
  border-radius: var(--radius-sm);
}

.footer__desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer__heading {
  font-size: 1rem;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.footer__links ul,
.footer__contact ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.footer__links a,
.footer__contact a,
.footer__contact li {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer__links a:hover,
.footer__contact a:hover {
  color: var(--accent);
}

.footer__social {
  display: flex;
  gap: 0.75rem;
  margin-top: var(--space-sm);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  transition: all var(--transition-base);
}

.footer__social-link svg {
  fill: var(--text-secondary);
  transition: fill var(--transition-base);
}

.footer__social-link:hover {
  border-color: var(--accent);
  background: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 4px 16px var(--accent-glow);
}

.footer__social-link:hover svg {
  fill: var(--text-on-accent);
}

.footer__bottom {
  border-top: 1px solid var(--border);
  padding-block: var(--space-sm);
  text-align: center;
}

.footer__bottom p {
  color: var(--text-secondary);
  font-size: 0.85rem;
}