/* ICHIBAN HEADER SECTION */
.ichiban-header {
  margin: 1%;
  margin-top: 2%;
  padding: 20px 20px 20px;
  position: relative;
  text-align: center;
  color: white;
  background: #3272C7;
  background-size: 200% 200%;
  animation: ichiban-gradient 6s ease infinite;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 6px 18px rgba(0,0,0,0.2);
}

/* Animasi gradien biru */
@keyframes ichiban-gradient {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ✨ Efek kilap (shine reflection) */
.ichiban-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: -75%;
  width: 50%;
  height: 100%;
  background: linear-gradient(
    120deg,
    rgba(255,255,255,0) 0%,
    rgba(255,255,255,0.35) 50%,
    rgba(255,255,255,0) 100%
  );
  transform: skewX(-25deg);
  animation: ichiban-shine 5s infinite ease-in-out;
}

/* Cahaya bergerak dari kiri ke kanan */
@keyframes ichiban-shine {
  0% { left: -75%; }
  50% { left: 125%; }
  100% { left: 125%; }
}

/* ✨ Lapisan refleksi lembut di atas */
.ichiban-header::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(to bottom, rgba(255,255,255,0.15), rgba(255,255,255,0));
  border-top-left-radius: 14px;
  border-top-right-radius: 14px;
  pointer-events: none;
}

/* UNDERLINE di bawah judul */
.ichiban-header .underline {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 80px;
  height: 4px;
  background: #ffc107;
  border-radius: 2px;
  transform: translateX(-50%);
  animation: ichiban-underline 1.2s ease forwards;
}

@keyframes ichiban-underline {
  from { width: 0; opacity: 0; }
  to { width: 80px; opacity: 1; }
}

/* TEXT STYLE */
.ichiban-title {
  font-size: 48px;
  font-weight: 700;
  letter-spacing: 1px;
  background: linear-gradient(90deg, #ffffff, #ffe082);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: ichiban-fadeInUp 1s ease forwards;
  text-shadow: 0 0 10px rgba(255,255,255,0.3);
}

.ichiban-subtitle {
  font-size: 18px;
  color: rgba(255,255,255,0.9);
  margin-top: 10px;
  font-weight: 300;
  animation: ichiban-fadeInUp 1.5s ease forwards;
}

@keyframes ichiban-fadeInUp {
  from {
    opacity: 0;
    transform: translateY(25px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}