/* ─── Buttons ─── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .875rem 2rem;
  border-radius: 9999px;
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: .02em;
  cursor: pointer;
  border: none;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

.btn--primary {
  background: var(--color-teal);
  color: var(--color-bg);
}
.btn--primary:hover {
  background: var(--color-teal-dim);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 201, 167, .3);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn--ghost:hover {
  border-color: var(--color-teal);
  color: var(--color-teal);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--color-teal);
  border: 1px solid var(--color-teal);
}
.btn--outline:hover {
  background: var(--color-teal);
  color: var(--color-bg);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 201, 167, .3);
}

/* ─── Navigation ─── */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
}
.nav.scrolled {
  background: rgba(7, 13, 26, .85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--color-border);
}

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

.nav__logo {
  display: flex;
  align-items: center;
}
.nav__logo-img {
  height: 56px;
  width: auto;
  display: block;
  border-radius: 8px;
  overflow: hidden;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
}
.nav__link:hover { color: var(--color-text); }

.nav__right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: .25rem;
  font-size: var(--text-xs);
  font-weight: 600;
}
.lang-switch a {
  padding: .25rem .5rem;
  border-radius: .375rem;
  color: var(--color-text-muted);
  transition: color var(--transition), background var(--transition);
}
.lang-switch a.active {
  color: var(--color-teal);
  background: var(--color-teal-glow);
}
.lang-switch a:hover:not(.active) { color: var(--color-text); }
.lang-switch span { color: var(--color-border); }

/* ─── Hamburger ─── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (max-width: 1023px) {
  .nav__links {
    position: fixed;
    top: var(--nav-h);
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    justify-content: flex-start;
    padding-top: 2rem;
    gap: 1.5rem;
    background: rgba(7, 13, 26, .97);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transform: translateX(100%);
    transition: transform var(--transition);
  }
  .nav__links.open { transform: translateX(0); }
  .nav__link { font-size: var(--text-lg); }
  .hamburger { display: flex; }
  .nav__cta-desktop { display: none; }
}

/* ─── Cards ─── */
.card {
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--color-teal);
  box-shadow: 0 0 40px var(--color-teal-glow);
}

.card__icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  background: var(--color-teal-glow);
  color: var(--color-teal);
  margin-bottom: var(--space-sm);
}
.card__icon svg { width: 1.5rem; height: 1.5rem; }

.card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ─── Badge ─── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .625rem 1.25rem;
  border-radius: var(--radius);
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
}
.badge__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-teal);
}