/* === GLOBAL === */
body {
  font-family: 'Inter', sans-serif;
  background: linear-gradient(160deg, #eef2ff, #dbeafe, #f8fafc);
  margin: 0;
  padding: 0;
  color: #0f172a;
  line-height: 1.6;
}

/* === HEADER === */
header {
  text-align: center;
  background: linear-gradient(135deg, #0A47A9, #2563EB);
  color: #fff;
  padding: 50px 20px 80px;
  border-bottom-left-radius: 50% 10%;
  border-bottom-right-radius: 50% 10%;
  box-shadow: 0 8px 25px rgba(0,0,0,0.2);
}
header h1 {
  font-size: 2.2rem;
  margin-bottom: 6px;
  font-weight: 700;
}
header p {
  font-size: 1rem;
  color: #dbeafe;
  opacity: 0.95;
}

/* === CARD MAIN === */
main {
  max-width: 700px;
  margin: -70px auto 70px;
  background: #fff;
  padding: 48px 42px;
  border-radius: 22px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.08);
  position: relative;
  z-index: 5;
}

/* === INFO REKENING === */
.account-info {
  background: linear-gradient(135deg, #0A47A9, #2563EB);
  color: #fff;
  border-radius: 20px;
  padding: 26px 22px;
  text-align: center;
  box-shadow: 0 6px 20px rgba(10,71,169,0.25);
  margin-bottom: 32px;
}

/* Baris rekening + tombol salin */
.account-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  background: rgba(255,255,255,0.15);
  padding: 10px 16px;
  border-radius: 12px;
  width: fit-content;
  margin: 0 auto 8px;
}

.account-row span {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: 0.6px;
  color: #fff;
}

/* Tombol salin di samping */
.copy-btn {
  background: rgba(255,255,255,0.2);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-size: 14px;
  padding: 8px 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  backdrop-filter: blur(4px);
}
.copy-btn:hover {
  background: rgba(255,255,255,0.35);
}

/* Notifikasi kecil */
.copy-notif {
  font-size: 13px;
  color: #bbf7d0;
  margin-top: 6px;
  opacity: 0;
  transition: opacity 0.4s ease;
}
.copy-notif.show {
  opacity: 1;
}

/* === FORM === */
label {
  display: block;
  font-weight: 600;
  margin-top: 16px;
  font-size: 0.96rem;
  color: #1e293b;
}
input,
select,
textarea {
  width: 100%;
  padding: 14px 18px;
  margin-top: 8px;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  font-size: 15px;
  background: #f8fafc;
  transition: all 0.25s ease;
  box-sizing: border-box;
}
input:hover,
select:hover,
textarea:hover {
  background: #f1f5f9;
}
input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37,99,235,0.15);
  background: #fff;
}
textarea {
  min-height: 100px;
  resize: vertical;
}

/* === TOTAL === */
.total-box {
  background: #f1f5f9;
  padding: 14px 16px;
  border-radius: 12px;
  font-weight: 600;
  color: #0A47A9;
  text-align: right;
  margin-top: 8px;
  margin-bottom: 10px;
  box-shadow: inset 0 1px 4px rgba(0,0,0,0.05);
}

/* === BUTTON === */
button[type="submit"] {
  background: linear-gradient(135deg, #0A47A9, #2563EB);
  color: #fff;
  border: none;
  border-radius: 14px;
  padding: 14px 28px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 6px 18px rgba(10,71,169,0.25);
  transition: all 0.3s ease;
}
button[type="submit"]:hover {
  background: linear-gradient(135deg, #093b8f, #1d4ed8);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(10,71,169,0.35);
}

/* === FOOTER === */
footer {
  text-align: center;
  padding: 24px 10px;
  color: #475569;
  font-size: 0.9rem;
  background: none;
}

/* === RESPONSIVE === */
@media (max-width: 640px) {
  main {
    margin: -50px 16px 60px;
    padding: 30px 22px;
  }
  header h1 {
    font-size: 1.7rem;
  }
  button[type="submit"] {
    width: 100%;
  }
  .account-row {
    flex-direction: column;
    gap: 6px;
  }
}