/* Animasi pembuka logo (lihat intro.js). Tidak menghalangi klik; hilang sendiri ±1,9 detik. */
.intro { position: fixed; inset: 0; z-index: 9999; display: grid; place-items: center; background: #ffffff;
  pointer-events: none; animation: intro-out .45s ease 1.45s forwards; }
html.no-intro .intro { display: none; }
html.intro-on body { overflow: hidden; }
.intro-inner { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.intro-mark { width: 96px; height: 96px; overflow: visible; animation: intro-spin .7s cubic-bezier(.6,0,.2,1) .6s both; }
.intro-leaf { transform-box: view-box; transform-origin: 50px 50px; opacity: 0;
  animation: intro-leaf .55s cubic-bezier(.3,1.5,.5,1) both; }
.intro-leaf path { fill: #2A4BF2; }
.intro-leaf.green path { fill: #16A34A; }
.intro-leaf:nth-child(1) { animation-delay: .05s; }
.intro-leaf:nth-child(2) { animation-delay: .13s; }
.intro-leaf:nth-child(3) { animation-delay: .21s; }
.intro-leaf:nth-child(4) { animation-delay: .29s; }
.intro-word { font: 800 30px/1 "Plus Jakarta Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: -.02em; color: #0E1430; opacity: 0; animation: intro-word .5s cubic-bezier(.2,.7,.2,1) .7s both; }
.intro-word b { color: #2A4BF2; font-weight: 800; }
@keyframes intro-leaf { from { opacity: 0; transform: scale(.2) rotate(-90deg); } to { opacity: 1; transform: none; } }
@keyframes intro-spin { from { transform: rotate(0); } to { transform: rotate(90deg); } }
@keyframes intro-word { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes intro-out { to { opacity: 0; visibility: hidden; } }
@media (prefers-reduced-motion: reduce) { .intro { display: none; } }
/* sentuhan kecil: logo di header berputar seperempat saat disorot */
.brand-mark svg { transition: transform .45s cubic-bezier(.3,1.4,.5,1); }
.brand:hover .brand-mark svg, .brand:focus-visible .brand-mark svg { transform: rotate(90deg); }
@media (prefers-reduced-motion: reduce) { .brand-mark svg { transition: none; } }
:root[data-theme="dark"] .intro { background: #171b21; }
:root[data-theme="dark"] .intro-leaf path { fill: #4a7cfa; }
:root[data-theme="dark"] .intro-leaf.green path { fill: #4ADE80; }
:root[data-theme="dark"] .intro-word { color: #e6ebf5; }
:root[data-theme="dark"] .intro-word b { color: #6f97ff; }