header {
  background: rgba(252,252,252,0.98);
  border-bottom: 1px solid rgba(0,0,0,0.07);
  padding: 18px 0;
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  backdrop-filter: blur(10px);
  transition: transform 0.3s ease-in-out;
}
header.hide { transform: translateY(-100%); }

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}
.logo-img {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
  animation: floatLogo 3s ease-in-out infinite;
}
@keyframes floatLogo {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}
.logo-text {
  font-size: 23px;
  font-weight: 700;
  letter-spacing: -0.4px;
  color: var(--hitam);
  position: relative;
}
.logo-text::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 22px; height: 3px;
  background: var(--hitam);
  transition: width 0.3s ease;
}
.logo-container:hover .logo-text::after { width: 100%; }

.desktop-nav-container { position: relative; display: block; }

.desktop-nav-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--abu);
  padding: 11px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 14px;
  color: var(--hitam);
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  border: none;
  font-family: inherit;
}
.desktop-nav-trigger:hover {
  background: rgba(0,0,0,0.09);
  transform: translateY(-2px);
}
.desktop-nav-trigger i { transition: transform 0.3s ease; }
.desktop-nav-trigger.active i { transform: rotate(180deg); }

.desktop-nav-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 280px;
  background: var(--putih);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
  z-index: 1001;
  border: 1px solid rgba(0,0,0,0.07);
}
.desktop-nav-dropdown.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.desktop-nav-dropdown .nav-button {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 13px 16px;
  background: transparent;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 14px;
  color: var(--teks);
  cursor: pointer;
  transition: all 0.25s ease;
  text-decoration: none;
  text-align: left;
  border-bottom: 1px solid rgba(0,0,0,0.05);
  font-family: inherit;
}
.desktop-nav-dropdown .nav-button:last-child { border-bottom: none; }
.desktop-nav-dropdown .nav-button:hover {
  color: var(--hitam);
  background: var(--abu);
  transform: translateX(4px);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--hitam);
  cursor: pointer;
  padding: 8px;
  border-radius: 8px;
  transition: background 0.2s ease;
}
.mobile-menu-btn:hover { background: rgba(0,0,0,0.05); }

.mobile-menu {
  position: fixed;
  top: 0;
  right: -300px;
  width: 280px;
  height: 100vh;
  background: var(--putih);
  box-shadow: -4px 0 24px rgba(0,0,0,0.1);
  padding: 80px 24px 24px;
  transition: right 0.3s cubic-bezier(0.4,0,0.2,1);
  z-index: 999;
  overflow-y: auto;
}
.mobile-menu.active { right: 0; }

.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 998;
}
.mobile-menu-overlay.active { opacity: 1; visibility: visible; }

.mobile-menu-close {
  position: absolute;
  top: 22px; right: 22px;
  background: none;
  border: none;
  font-size: 24px;
  color: var(--hitam);
  cursor: pointer;
}

.mobile-menu-list { list-style: none; }
.mobile-menu-item { margin-bottom: 14px; }
.mobile-menu-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px;
  background: var(--abu);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--hitam);
  font-weight: 600;
  transition: all 0.25s ease;
}
.mobile-menu-link:hover {
  background: rgba(0,0,0,0.09);
  transform: translateX(4px);
}

footer {
  background: #0b0b0b;
  color: #fcfcfc;
  padding: 60px 0 30px;
}
.footer-content {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-bottom: 40px;
}
.footer-section h3 {
  font-size: 19px;
  font-weight: 700;
  margin-bottom: 16px;
  position: relative;
  display: inline-block;
}
.footer-section h3::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 26px;
  height: 2px;
  background: #fcfcfc;
}
.footer-section p {
  font-size: 14px;
  color: rgba(255,255,255,0.68);
  line-height: 1.55;
}
.footer-links { list-style: none; }
.footer-links li {
  font-size: 14px;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-links a {
  color: rgba(255,255,255,0.68);
  text-decoration: none;
  font-size: 14px;
  transition: all 0.2s ease;
}
.footer-links a:hover {
  color: #fcfcfc;
  transform: translateX(4px);
}
.social-links {
  display: flex;
  gap: 12px;
  margin-top: 12px;
}
.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.1);
  border-radius: 50%;
  color: #fcfcfc;
  text-decoration: none;
  transition: all 0.2s ease;
  font-size: 14px;
}
.social-link:hover {
  background: #fcfcfc;
  color: #0b0b0b;
  transform: translateY(-3px);
}
.x-logo { font-weight: 700; font-size: 14px; }
.footer-links i {
  color: rgba(255,255,255,0.55);
  width: 16px;
  font-size: 14px;
}
.copyright {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.4);
  font-size: 12px;
}

@media (max-width: 992px) {
  .footer-content {
    grid-template-columns: repeat(2, 1fr);
    gap: 30px 40px;
  }
}

@media (max-width: 820px) {
  header { padding: 14px 0; }
  .desktop-nav-container { display: none; }
  .mobile-menu-btn { display: block; }
}

@media (max-width: 560px) {
  .footer-content {
    grid-template-columns: 1fr 1fr;
    gap: 24px 18px;
  }
  .footer-section h3 { font-size: 13px; margin-bottom: 12px; }
  .footer-section h3::after { width: 18px; bottom: -4px; }
  .footer-links li { font-size: 12px; margin-bottom: 6px; gap: 6px; }
  .footer-links a { font-size: 12px; }
  .footer-links i { font-size: 12px; width: 14px; }
  .footer-section p { font-size: 12px; }
  .social-link { width: 30px; height: 30px; font-size: 12px; }
  .social-links { gap: 8px; margin-top: 10px; }
  .copyright { font-size: 11px; padding-top: 20px; }
  footer { padding: 40px 0 20px; }
  .footer-content { margin-bottom: 24px; }
}