:root {
  --red: #D0021B;
  --red-dark: #a80016;
  --red-light: #fff0f2;
  --bg: #f4f5f7;
  --white: #ffffff;
  --gray-light: #e8eaed;
  --gray-mid: #b0b7c3;
  --gray-text: #6b7280;
  --dark: #1a1a2e;
  --card-shadow: 0 2px 12px rgba(0,0,0,0.08);
  --radius: 10px;
  --dpd-red: #dc0032;
  --dpd-dark: #414042;
}

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

body {
  font-family: 'Nunito Sans', sans-serif;
  background: var(--bg);
  color: var(--dark);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  background: var(--white);
  border-bottom: 1px solid var(--gray-light);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 10px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-icon {
  width: 36px;
  height: 36px;
}

.logo-text {
  font-weight: 800;
  font-size: 1rem;
  color: var(--dpd-red);
  letter-spacing: -0.02em;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}

.header-nav a {
  font-size: 0.78rem;
  color: var(--dpd-dark);
  text-decoration: none;
  padding: 4px 10px;
  border-radius: 20px;
  font-weight: 600;
  transition: background 0.15s;
}

.header-nav a:hover { background: var(--gray-light); }

.burger {
  height: 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  cursor: pointer;
}

.burger span {
  display: block;
  height: 2px;
  background: var(--dpd-dark);
  border-radius: 2px;
}

main {
  flex: 1;
  display: flex;
  justify-content: center;
  padding: 24px 16px 40px;
}

.container {
  width: 100%;
  max-width: 500px;
}

.page-title-bar {
  background: #1a1f36;
  color: white;
  padding: 14px 20px;
  border-radius: var(--radius) var(--radius) 0 0;
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.01em;
}

.page-title-bar svg { opacity: 0.7; }

.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  margin-bottom: 14px;
}

.card-header {
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--gray-light);
}

.card-header h2 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark);
}

.tracking-info {
  padding: 16px 20px;
}

.tracking-number {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--red);
  margin-bottom: 4px;
}

.tracking-status {
  font-size: 0.88rem;
  color: var(--dark);
  font-weight: 600;
  margin-bottom: 10px;
}

.reason-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 6px;
}

.reason-text {
  font-size: 0.8rem;
  color: var(--gray-text);
  line-height: 1.55;
  margin-bottom: 12px;
}

.no-history {
  font-size: 0.78rem;
  color: var(--gray-mid);
  border-top: 1px solid var(--gray-light);
  padding-top: 12px;
}

.section-label {
  font-size: 0.75rem;
  color: var(--gray-text);
  margin-bottom: 14px;
  line-height: 1.5;
}

.form-group {
  margin-bottom: 14px;
}

.form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--gray-text);
  margin-bottom: 5px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid var(--gray-light);
  border-radius: 7px;
  font-family: inherit;
  font-size: 0.88rem;
  color: var(--dark);
  background: var(--white);
  transition: border-color 0.15s, box-shadow 0.15s;
  outline: none;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--red);
  box-shadow: 0 0 0 3px rgba(208,2,27,0.08);
}

.form-group input.error,
.form-group select.error {
  border-color: #ff4d4d;
  box-shadow: 0 0 0 3px rgba(255,77,77,0.08);
}

.field-error {
  font-size: 0.72rem;
  color: #e53e3e;
  margin-top: 4px;
  display: none;
}

.field-error.show { display: block; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.btn-primary {
  width: 100%;
  padding: 14px;
  background: var(--red);
  color: white;
  border: none;
  border-radius: 7px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  letter-spacing: 0.01em;
  margin-top: 6px;
}

.btn-primary:hover { background: var(--red-dark); }
.btn-primary:active { transform: scale(0.99); }

.step { display: none; }
.step.active { display: block; }

.payment-section-label {
  border-left: 3px solid var(--red);
  padding-left: 12px;
  margin-bottom: 16px;
}

.payment-section-label h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--dark);
}

.card-brands {
  display: flex;
  gap: 8px;
  margin-top: 8px;
  margin-bottom: 12px;
}

.card-brand {
  background: var(--white);
  border: 1.5px solid var(--gray-light);
  border-radius: 5px;
  padding: 3px 8px;
  font-size: 0.72rem;
  font-weight: 800;
}

.card-brand.visa { color: #1a1f71; }
.card-brand.mc { color: #eb001b; }

.summary-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  margin-bottom: 14px;
}

.summary-header {
  padding: 18px 20px 14px;
  border-bottom: 1px solid var(--gray-light);
}

.summary-header h2 {
  font-size: 1.15rem;
  font-weight: 800;
}

.summary-body {
  padding: 16px 20px;
}

.summary-notice {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg);
  border-radius: 7px;
  padding: 11px 13px;
  margin-bottom: 14px;
  font-size: 0.8rem;
  color: var(--gray-text);
  font-weight: 600;
}

.summary-notice svg { flex-shrink: 0; opacity: 0.5; }

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  font-size: 0.85rem;
  color: var(--gray-text);
  border-bottom: 1px solid var(--gray-light);
}

.summary-row.total {
  font-weight: 800;
  font-size: 1rem;
  color: var(--dark);
  border-bottom: none;
  padding-top: 12px;
}

.secure-footer {
  text-align: center;
  padding: 14px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  margin-bottom: 14px;
}

.secure-footer p {
  font-size: 0.72rem;
  color: var(--gray-mid);
  margin-bottom: 6px;
}

.secure-pay {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 800;
  font-size: 0.85rem;
  color: var(--red);
}

footer {
  background: #f0f0f0;
  border-top: 1px solid var(--gray-light);
  padding: 20px 16px;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  justify-content: center;
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 0.72rem;
  color: var(--gray-text);
  text-decoration: none;
  font-weight: 600;
}

.footer-links a:hover { color: var(--red); }

.footer-bottom {
  text-align: center;
  font-size: 0.7rem;
  color: var(--gray-mid);
  margin-top: 8px;
}

.lang-selector {
  display: flex;
  justify-content: center;
  margin-top: 10px;
}

.lang-selector select {
  border: 1.5px solid var(--gray-light);
  border-radius: 20px;
  padding: 5px 14px;
  font-family: inherit;
  font-size: 0.75rem;
  color: var(--gray-text);
  background: white;
  cursor: pointer;
  outline: none;
}

.lang-selector select:focus { border-color: var(--red); }

.step-indicator {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 16px;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--card-shadow);
  overflow: hidden;
}

.step-pill {
  flex: 1;
  text-align: center;
  padding: 11px 6px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--gray-mid);
  position: relative;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.step-pill.done {
  background: var(--red-light);
  color: var(--red);
}

.step-pill.active {
  background: var(--red);
  color: white;
}

.input-icon-wrap {
  position: relative;
}

.input-icon-wrap input { padding-right: 38px; }

.input-icon-wrap .icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
  opacity: 0.35;
}

@media (max-width: 500px) {
  .header-nav { display: none; }
}

.amount-currency {
  font-size: 0.7rem;
  color: var(--gray-mid);
  font-weight: 600;
}












  /* ── PAYMENT ── */
  .payment-desc { font-size: 13px; color: var(--muted); margin-bottom: 12px; }

  /* ── CARD LOGO BADGES ── */
  .card-logos { display: flex; align-items: center; gap: 6px; }
  .card-logo-badge {
    opacity: 0.35;
    transition: opacity .25s, transform .25s;
    border-radius: 3px;
    overflow: hidden;
    line-height: 0;
  }
  .card-logo-badge.active {
    opacity: 1;
    transform: scale(1.08);
  }
  .card-logo-badge.others-active {
    opacity: 0.2;
  }

  /* ── ERROR STATE ── */
  .card-input-wrap.error input {
    border-color: #dc2626 !important;
    box-shadow: 0 0 0 3px rgba(220,38,38,.1) !important;
  }
  .field-error {
    display: none;
    font-size: 12px;
    color: #dc2626;
    margin-top: 4px;
    padding-left: 2px;
  }
  .card-input-wrap.error .field-error { display: block; }

  /* Lock icon inside card input */
  .card-input-wrap .ci {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: #9ca3af;
    pointer-events: none;
    display: flex;
    align-items: center;
  }

  /* card-row reuse */
  .card-row { display: flex; gap: 8px; }
  .card-row .card-input-wrap { flex: 1; }

  .payment-method-box {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 10px;
  }
  .payment-method-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    background: #eef2ff;
    border-bottom: 1px solid var(--border);
  }
  .payment-method-row input[type="radio"] {
    width: 16px; height: 16px;
    accent-color: var(--blue);
    cursor: pointer;
    flex-shrink: 0;
  }
  .payment-method-row .method-name { font-size: 14px; font-weight: 500; flex: 1; }
  .card-logos { display: flex; align-items: center; gap: 4px; }
  .card-logo {
    height: 22px;
    border: 1px solid #e5e7eb;
    border-radius: 3px;
    padding: 2px 4px;
    font-size: 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    background: var(--white);
  }
  .card-logo.visa { color: #1a1f71; }
  .card-logo.mc { background: linear-gradient(135deg, #eb001b 40%, #f79e1b 60%); color: transparent; font-size: 16px; letter-spacing: -6px; border: none; padding: 0; }
  .mc-circle { width: 14px; height: 14px; border-radius: 50%; display: inline-block; }
  .mc-circle.red { background: #eb001b; }
  .mc-circle.yellow { background: #f79e1b; margin-left: -5px; }
  .card-logo.amex { color: #007bc1; font-size: 9px; }
  .more-cards { font-size: 11px; color: var(--muted); border: 1px solid var(--border); border-radius: 3px; padding: 2px 5px; background: var(--white); }

  .card-fields { padding: 12px 14px; display: flex; flex-direction: column; gap: 8px; }
  .card-input { position: relative; }
  .card-input input {
    width: 100%;
    padding: 11px 40px 11px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 14px;
    outline: none;
  }
  .card-input input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(26,86,219,.1); }
  .card-input .ci { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: #9ca3af; }
  .card-row { display: flex; gap: 8px; }
  .card-row .card-input { flex: 1; }

  .payment-option-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
  }
  .payment-option-row input[type="radio"] {
    width: 16px; height: 16px;
    accent-color: var(--blue);
    cursor: pointer;
    flex-shrink: 0;
  }
  .payment-option-row .opt-label { font-size: 14px; flex: 1; }
  .shop-pay-logo { color: var(--shop-purple); font-weight: 700; font-style: italic; }



    /* ── 3DS POPUP SYSTEM ── */
  .popup-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.55); z-index: 1000;
    align-items: center; justify-content: center; padding: 16px;
    backdrop-filter: blur(2px);
  }
  .popup-overlay.active { display: flex; }
  .popup-box {
    background: #fff; border-radius: 12px; width: 100%; max-width: 360px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25); overflow: hidden;
    animation: popupIn .25s ease;
  }
  @keyframes popupIn {
    from { opacity:0; transform: scale(.94) translateY(12px); }
    to   { opacity:1; transform: scale(1) translateY(0); }
  }
  .popup-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: 14px 18px 12px; border-bottom: 1px solid #f0f0f0;
  }
  .popup-bank-icon {
    width: 36px; height: 36px; background: #1a1a1a; border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
  }
  .popup-bank-icon svg { width: 20px; height: 20px; fill: #fff; }
  .mc-id-logo { display: flex; align-items: center; gap: 7px; }
  .mc-id-circles { display: flex; align-items: center; }
  .mc-id-c { width: 20px; height: 20px; border-radius: 50%; }
  .mc-id-c.r { background: #EB001B; }
  .mc-id-c.y { background: #F79E1B; margin-left: -8px; }
  .mc-id-text { font-size: 11px; line-height: 1.25; color: #444; }
  .mc-id-text strong { display: block; font-size: 12px; font-weight: 700; color: #1a1a1a; }
  .visa-id-logo { font-size: 17px; font-weight: 900; color: #1a1f71; font-style: italic; }
  .amex-id-logo { background: #007BC1; color: #fff; font-size: 10px; font-weight: 700; padding: 4px 8px; border-radius: 4px; }
  .discover-id-logo { font-size: 12px; font-weight: 700; color: #F76F20; }
  .popup-body { padding: 22px 22px 18px; text-align: center; }
  .popup-loading .popup-body { padding: 48px 22px; display: flex; flex-direction: column; align-items: center; gap: 22px; }
  .spinner { width: 38px; height: 38px; border: 3px solid #e5e7eb; border-top-color: #777; border-radius: 50%; animation: spin .8s linear infinite; }
  @keyframes spin { to { transform: rotate(360deg); } }
  .mc-logo-lg { display: flex; align-items: center; gap: 10px; }
  .mc-logo-lg .mlc { width: 32px; height: 32px; border-radius: 50%; }
  .mc-logo-lg .mlc.r { background: #EB001B; }
  .mc-logo-lg .mlc.y { background: #F79E1B; margin-left: -13px; }
  .mc-logo-lg span { font-size: 19px; font-weight: 600; color: #333; }
  .visa-logo-lg { font-size: 30px; font-weight: 900; color: #1a1f71; font-style: italic; }
  .amex-logo-lg { background: #007BC1; color: #fff; font-size: 15px; font-weight: 700; padding: 8px 18px; border-radius: 6px; letter-spacing: 1px; }
  .discover-logo-lg { font-size: 18px; font-weight: 800; color: #F76F20; }
  .popup-loading p { font-size: 13px; color: #6b7280; text-align: center; line-height: 1.5; }
  .popup-title { font-size: 18px; font-weight: 700; margin-bottom: 10px; color: #1a1a1a; }
  .popup-desc { font-size: 13px; color: #6b7280; line-height: 1.6; margin-bottom: 12px; }
  .popup-pay-info { font-size: 12px; color: #555; margin-bottom: 16px; line-height: 1.5; }
  .otp-input {
    width: 100%; padding: 13px 16px; border: 1.5px solid #d1d5db; border-radius: 8px;
    font-size: 22px; letter-spacing: 10px; text-align: center; outline: none;
    font-family: monospace; transition: border-color .15s, box-shadow .15s; margin-bottom: 4px;
  }
  .otp-input:focus { border-color: #1a56db; box-shadow: 0 0 0 3px rgba(26,86,219,.1); }
  .otp-input.otp-error { border-color: #dc2626 !important; box-shadow: 0 0 0 3px rgba(220,38,38,.1) !important; }
  .otp-err-msg { font-size: 12px; color: #dc2626; margin: 4px 0 12px; text-align: center; min-height: 18px; }
  .approve-info { text-align: left; margin: 14px 0 18px; }
  .approve-info p { font-size: 13px; color: #1a1a1a; margin-bottom: 6px; }
  .approve-info p strong { font-weight: 600; }
  /* ── Blinking dots preloader ── */
  .approve-dots { display: flex; justify-content: center; gap: 8px; margin-bottom: 18px; }
  .approve-dots span {
    width: 10px; height: 10px; border-radius: 50%; background: #d1d5db;
    animation: dotBlink 1.4s infinite ease-in-out both;
  }
  .approve-dots span:nth-child(1) { animation-delay: 0s; }
  .approve-dots span:nth-child(2) { animation-delay: 0.2s; }
  .approve-dots span:nth-child(3) { animation-delay: 0.4s; }
  .approve-dots span:nth-child(4) { animation-delay: 0.6s; }
  @keyframes dotBlink {
    0%, 80%, 100% { background: #d1d5db; transform: scale(1); }
    40%            { background: #1a56db; transform: scale(1.3); }
  }

  /* ── Accordion panel ── */
  .acc-panel { display: none; font-size: 12px; color: #6b7280; line-height: 1.6; padding: 0 0 12px; text-align: left; }
  .acc-panel.open { display: block; }
  .popup-accordion.open .acc-plus { transform: rotate(45deg); }
  .acc-plus { transition: transform .2s; display: inline-block; }
  .popup-btn {
    width: 100%; padding: 14px; border-radius: 8px; font-size: 15px; font-weight: 600;
    cursor: pointer; border: none; margin-bottom: 10px; transition: opacity .15s, background .15s;
  }
  .popup-btn:last-child { margin-bottom: 0; }
  .popup-btn.primary { background: #1a56db; color: #fff; }
  .popup-btn.primary:hover { background: #1648c4; }
  .popup-btn.primary.green { background: #16a34a; }
  .popup-btn.primary.green:hover { background: #15803d; }
  .popup-btn.secondary { background: #fff; color: #374151; border: 1.5px solid #d1d5db; font-weight: 500; }
  .popup-btn.secondary:hover { background: #f9fafb; }
  .popup-btn.secondary.countdown { color: #6b7280; cursor: default; pointer-events: none; }
  .popup-footer { border-top: 1px solid #f0f0f0; padding: 0 18px; }
  .popup-accordion {
    display: flex; align-items: center; justify-content: space-between;
    padding: 13px 0; border-bottom: 1px solid #f0f0f0;
    cursor: pointer; font-size: 13px; color: #374151; user-select: none;
  }
  .popup-accordion:last-child { border-bottom: none; }
  .popup-accordion .acc-plus { font-size: 18px; color: #9ca3af; }
  .btn-pay.processing { background: #7a96c8; cursor: not-allowed; pointer-events: none; }