/* =========================
   RESET
========================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  width: 100%;
  min-height: 100%;
  font-family: Arial, sans-serif;
  background: #f3f6fb;
  overflow-x: hidden;
}

/* =========================
   PAGE WRAPPER
========================= */
.tagihan-page {
  width: 100%;
  min-height: 100vh;
  background: #f3f6fb;
}

/* =========================
   HEADER
========================= */
.tagihan-header {
  width: 100%;
  height: 155px;
  background: url('../img/banner-pdam.jpg') center center / cover no-repeat;
  border-bottom-left-radius: 26px;
  border-bottom-right-radius: 26px;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 24px;
  overflow: hidden;
}

/* Overlay biru transparan di atas banner */
.header-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(22, 144, 255, 0.82),
    rgba(0, 114, 236, 0.78)
  );
  backdrop-filter: blur(1px);
  z-index: 1;
}

/* Judul harus di atas overlay */
.tagihan-header h1 {
  position: relative;
  z-index: 2;
  color: white;
  font-size: 20px;
  font-weight: 700;
}

/* =========================
   BACK BUTTON
========================= */
.back-btn {
  position: absolute;
  top: 18px;
  left: 16px;
  width: 38px;
  height: 38px;
  border: none;
  border-radius: 10px;
  background: white;
  color: #222;
  font-size: 24px;
  font-weight: bold;
  cursor: pointer;
  box-shadow: 0 6px 16px rgba(0,0,0,0.12);
  z-index: 2;
}

/* =========================
   CONTENT CARD
========================= */
.tagihan-content {
  width: calc(100% - 24px);
  max-width: 420px;
  margin: 14px auto 0 auto;
  background: white;
  border-radius: 24px;
  padding: 20px 16px 30px;
  min-height: 500px;
  box-shadow: 0 4px 18px rgba(0,0,0,0.05);
}

/* =========================
   TABS
========================= */
.tab-wrapper {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
}

.tab {
  flex: 1;
  border: none;
  background: #4da8ff;
  color: white;
  padding: 12px 10px;
  border-radius: 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.2s ease;
}

.tab:hover {
  transform: translateY(-1px);
}

.tab.active {
  background: #2d8cf0;
}

/* =========================
   INPUT
========================= */
.input-group {
  margin-bottom: 18px;
}

.input-group label {
  display: block;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 8px;
  color: #1f2937;
}

.input-group input {
  width: 100%;
  height: 48px;
  border: 1px solid #dddddd;
  border-radius: 14px;
  padding: 0 14px;
  font-size: 15px;
  outline: none;
  background: #fff;
}

.input-group input:focus {
  border-color: #2d8cf0;
  box-shadow: 0 0 0 3px rgba(45, 140, 240, 0.12);
}

/* =========================
   BUTTON
========================= */
.cek-btn {
  width: 100%;
  height: 52px;
  border: none;
  border-radius: 16px;
  background: #2d8cf0;
  color: white;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  margin-top: 10px;
  box-shadow: 0 8px 18px rgba(45, 140, 240, 0.22);
  transition: 0.2s ease;
}

.cek-btn:hover {
  transform: translateY(-1px);
}

.cek-btn:active {
  transform: scale(0.98);
}

/* =========================
   RESULT
========================= */
.invoice-result {
  margin-top: 24px;
}

.invoice-card {
  background: #f8fbff;
  border: 1px solid #dce9f9;
  border-radius: 18px;
  padding: 18px;
}

.invoice-card h3 {
  font-size: 18px;
  margin-bottom: 12px;
  color: #111827;
}

.invoice-card p {
  font-size: 14px;
  margin-bottom: 8px;
  line-height: 1.5;
  color: #374151;
}

/* =========================
   RIWAYAT
========================= */
.riwayat-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.riwayat-card {
  background: white;
  border: 1px solid #dce9f9;
  border-radius: 14px;
  padding: 14px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.02);
}

.riwayat-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  padding-bottom: 8px;
  border-bottom: 1px dashed #eee;
}

.riwayat-bulan {
  font-weight: 700;
  color: #1f2937;
  font-size: 14px;
}

.riwayat-status {
  font-size: 12px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: 6px;
}

.status-lunas {
  background: #e6fcf5;
  color: #0ca678;
}

.status-belum {
  background: #fff5f5;
  color: #e03131;
}

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

.riwayat-body p {
  font-size: 13px;
  color: #4b5563;
  margin: 0;
}

.riwayat-total {
  font-weight: 700;
  color: #2d8cf0 !important;
  font-size: 15px !important;
}

/* =========================
   MOBILE
========================= */
@media (max-width: 480px) {
  .tagihan-header {
    height: 145px;
    padding-top: 20px;
  }

  .tagihan-header h1 {
    font-size: 18px;
  }

  .tagihan-content {
    width: calc(100% - 14px);
    margin-top: 12px;
    padding: 18px 14px 28px;
  }

  .tab {
    font-size: 13px;
    padding: 11px 8px;
  }
}

/* =========================
   PRINT STYLES (58mm Thermal)
========================= */
@media print {
  @page {
    size: 58mm auto;
    margin: 0;
  }
  
  body {
    background: #fff;
    margin: 0;
    padding: 0;
  }

  /* Sembunyikan elemen yang tidak perlu */
  .tagihan-header,
  .tab-wrapper,
  .input-group,
  #btn-tagihan,
  #btn-riwayat,
  .btn-print,
  #kembalianText,
  #simpanSaldoCheck,
  label[for="simpanSaldoCheck"],
  .back-btn {
    display: none !important;
  }

  /* Container disesuaikan */
  .tagihan-page {
    background: #fff !important;
    min-height: auto !important;
  }

  .tagihan-content {
    box-shadow: none !important;
    margin: 0 !important;
    padding: 0 !important;
    width: 100% !important;
    max-width: 100% !important;
    min-height: auto !important;
  }

  #invoiceResult {
    margin: 0 !important;
    padding: 0 !important;
  }
  
  /* Sembunyikan div yang berisi tombol cetak dan pdf */
  #invoiceResult > div:nth-child(2) {
    display: none !important;
  }

  #printArea {
    position: relative !important;
    left: auto !important;
    top: auto !important;
    width: 100% !important;
    max-width: 58mm !important;
    margin: 0 auto !important;
    padding: 0 !important;
    background: white;
    box-shadow: none !important;
    border: none !important;
    visibility: visible !important;
  }

  #printArea * {
    visibility: visible !important;
  }

  /* Specific overrides */
  #printArea h3 {
    font-size: 14px;
    color: #000;
  }
  
  #printArea p, #printArea span, #printArea strong, #printArea div {
    color: #000 !important;
  }

  #printArea hr {
    border-top: 1px dashed #000 !important;
  }
}