html { scroll-behavior: smooth; }

/* Link navigasi aktif (diset oleh main.js lewat data-nav / data-page) */
.nav-link { position: relative; }
.nav-link.is-active { color: #1BAE70; }
.nav-link.is-active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 2px;
  border-radius: 2px;
  background: #1BAE70;
}
.mobile-link.is-active { color: #1BAE70; background: #F4F6F4; }

/* Tombol filter galeri yang dipilih */
.filter-btn.is-active { background: #1BAE70; border-color: #1BAE70; color: #fff; }

/* Garis pemisah pendek di bawah judul seksi */
.divider { display: block; width: 60px; height: 3px; border-radius: 3px; background: #1BAE70; }