* { box-sizing: border-box; margin: 0; padding: 0; }
    body {
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
      line-height: 1.6;
      color: #ffffff;
      background: #C38786;
      min-height: 100vh;
    }
    .tracking-hero {
      background: #C38786;
      min-height: 100vh;
      padding: 20px 20px;
      display: flex;
      align-items: flex-start;
      justify-content: center;
    }
    .tracking-container {
      max-width: 1200px;
      width: 100%;
      margin: 0 auto;
    }
    .tracking-header {
      text-align: center;
      margin-bottom: 40px;
    }
    .tracking-title {
      font-size: 3rem;
      font-weight: bold;
      color: #ffffff;
      margin-bottom: 20px;
      letter-spacing: 2px;
    }
    .tracking-subtitle {
      color: #ffffff;
      font-size: 1.4rem;
      margin-bottom: 30px;
    }
    .dual-tracking-container {
      display: flex;
      justify-content: center;
      gap: 40px;
      margin: 10px 0;
      flex-wrap: wrap;
    }
    .tracking-method-card {
      background: #C38786;
      border: 1px solid #fffafa;
      border-radius: 16px;
      padding: 30px;
      flex: 1;
      min-width: 320px;
      max-width: 400px;
      backdrop-filter: blur(10px);
      transition: all 0.3s ease;
    }
    .tracking-method-card:hover {
      background: rgba(255,255,255,0.08);
      border-color: rgba(255,255,255,0.25);
      transform: translateY(-2px);
    }
    .method-header {
      text-align: center;
      margin-bottom: 25px;
    }
    .method-title {
      font-size: 1.6rem;
      font-weight: 600;
      color: #ffffff;
      margin-bottom: 8px;
    }
    .method-subtitle {
      color: #ffffff;
      font-size: 1.1rem;
    }
    .or-divider {
      display: flex;
      align-items: center;
      justify-content: center;
      margin: 0 20px;
      position: relative;
    }
    .or-text {
      background: rgba(255,255,255,0.1);
      border: 1px solid rgba(255,255,255,0.2);
      color: #ffffff;
      padding: 10px 15px;
      border-radius: 50px;
      font-weight: 600;
      font-size: 0.9rem;
      backdrop-filter: blur(10px);
    }
    .form-group {
      margin-bottom: 20px;
    }
    .form-label {
      display: block;
      margin-bottom: 8px;
      color: #ffffff;
      font-weight: 500;
      text-align: left;
    }
    .tracking-input {
      padding: 15px 20px;
      font-size: 16px;
      border: 1px solid #fffafa;
      border-radius: 8px;
      width: 100%;
      background-color: rgba(255,255,255,0.05);
      color: #ffffff;
      transition: all 0.3s ease;
    }
    .tracking-input::placeholder {
      color: #ffffff;
    }
    .tracking-input:focus {
      outline: none;
      border-color: #fffafa;
      box-shadow: 0 0 0 2px rgba(255, 250, 250, 0.18);
    }
    .track-button {
      position: relative;
      padding: 15px 30px;
      background: rgba(255,255,255,0.1);
      border: 1px solid rgba(255,255,255,0.3);
      color: #ffffff;
      border-radius: 8px;
      cursor: pointer;
      font-size: 16px;
      font-weight: 600;
      transition: all 0.3s ease;
      backdrop-filter: blur(10px);
      width: 100%;
      margin-top: 10px;
    }
    .track-button:hover {
      background: rgba(255,255,255,0.2);
      border-color: rgba(255,255,255,0.5);
      transform: translateY(-1px);
    }
    .track-button.primary {
      background: rgba(64, 150, 255, 0.2);
      border-color: rgba(64, 150, 255, 0.4);
    }
    .track-button.primary:hover {
      background: rgba(64, 150, 255, 0.3);
      border-color: rgba(64, 150, 255, 0.6);
    }
    .track-button.secondary {
      background: rgba(100, 200, 100, 0.2);
      border-color: rgba(100, 200, 100, 0.4);
    }
    .track-button.secondary:hover {
      background: rgba(100, 200, 100, 0.3);
      border-color: rgba(100, 200, 100, 0.6);
    }
    .track-button:disabled {
      background: rgba(128, 128, 128, 0.2);
      border-color: rgba(128, 128, 128, 0.3);
      cursor: not-allowed;
      opacity: 0.6;
    }
    .track-button:disabled:hover {
      background: rgba(128, 128, 128, 0.2);
      border-color: rgba(128, 128, 128, 0.3);
      transform: none;
    }
    .form-error {
      color: #ff5252;
      font-size: 0.875rem;
      margin-top: 5px;
      display: none;
    }

     
    .tracking-progress-container {
      background: #C38786 !important;
      border: 1px solid #fffafa !important;
      border-radius: 12px !important;
      padding: 20px !important;
      margin: 15px 0 !important;
      min-height: 120px !important;
      overflow: visible !important;
      box-sizing: border-box !important;
    }
    .tracking-progress-bar {
      display: flex !important;
      flex-direction: row !important;
      align-items: flex-start !important;
      justify-content: space-around !important;
      position: relative !important;
      margin: 0 !important;
      padding: 0 !important;
      min-height: 90px !important;
      width: 100% !important;
      box-sizing: border-box !important;
    }
    .tracking-progress-bar::before,
    .tracking-progress-bar::after {
      display: none !important;
      content: none !important;
    }
    .tracking-progress-step {
      display: flex !important;
      flex-direction: column !important;
      align-items: center !important;
      justify-content: flex-start !important;
      position: relative !important;
      z-index: 2 !important;
      box-sizing: border-box !important;
      flex: 1 !important;
    }
    .tracking-progress-circle {
      width: 44px !important;
      height: 44px !important;
      min-width: 44px !important;
      min-height: 44px !important;
      border-radius: 50% !important;
      display: flex !important;
      align-items: center !important;
      justify-content: center !important;
      font-weight: bold !important;
      color: white !important;
      margin-bottom: 10px !important;
      font-size: 12px !important;
      flex-shrink: 0 !important;
      box-shadow: 0 2px 8px rgba(0,0,0,0.15) !important;
      position: relative !important;
      z-index: 2 !important;
    }
    .tracking-progress-line {
      position: absolute !important;
      top: 22px !important;
      left: 0 !important;
      right: 0 !important;
      height: 3px !important;
      background: rgba(255,255,255,0.2) !important;
      z-index: 1 !important;
      pointer-events: none !important;
    }
    .tracking-progress-line-fill {
      height: 100% !important;
      transition: width 0.5s ease !important;
    }
    .tracking-progress-text {
      font-size: 11px !important;
      text-align: center !important;
      color: #ffffff !important;
      line-height: 1.3 !important;
      word-break: break-word !important;
      width: 100% !important;
      padding: 0 4px !important;
      box-sizing: border-box !important;
    }

     
    .results-layout {
      display: flex;
      gap: 24px;
      margin-top: 40px;
    }
    .results-left {
      flex: 2;
      min-width: 0;
    }
    .results-right {
      flex: 1;
      min-width: 0;
      display: flex;
      flex-direction: column;
      gap: 20px;
    }
    .info-card {
      background: #C38786;
      border: 1px solid #fffafa;
      border-radius: 12px;
      padding: 20px;
      min-width: 0;
    }
    .info-card h3 {
      color: #ffffff;
      font-size: 1.1rem;
      font-weight: 600;
      margin-bottom: 12px;
    }
    .info-card p {
      color: #ffffff;
      margin: 0;
      line-height: 1.5;
    }
    #tracking-app .info-card,
    #tracking-app .info-card * {
      max-width: 100%;
      min-width: 0;
    }
    #tracking-app .info-card p,
    #tracking-app .info-card div,
    #tracking-app .info-card span,
    #tracking-app .info-card strong,
    #tracking-app .info-card a,
    #order-navigation button {
      white-space: normal !important;
      overflow-wrap: anywhere !important;
      word-break: break-word !important;
    }
    .info-grid {
      display: grid;
      gap: 8px;
      min-width: 0;
      max-width: 100%;
    }
    .info-row {
      display: flex;
      align-items: flex-start;
      flex-wrap: wrap;
      gap: 4px 8px;
      min-width: 0;
      max-width: 100%;
    }
    .info-row strong {
      flex: 0 1 auto;
    }
    .info-value,
    .info-link,
    .info-copy-group {
      flex: 1 1 160px;
      min-width: 0;
      max-width: 100%;
    }
    .info-link {
      display: inline-block;
      word-break: break-all !important;
    }
    .info-copy-group {
      display: inline-flex;
      align-items: flex-start;
      gap: 8px;
    }
    .info-copy-group .info-value {
      flex: 1 1 auto;
    }
    .info-copy-button {
      flex: 0 0 auto;
    }
    .additional-note-grid {
      gap: 12px;
    }
    .additional-note-row {
      display: grid;
      grid-template-columns: minmax(0, 1fr);
      gap: 4px;
      min-width: 0;
      max-width: 100%;
    }
    .additional-note-label {
      display: block;
      min-width: 0;
      max-width: 100%;
      line-height: 1.35;
    }
    .additional-note-value,
    .additional-note-link {
      display: block;
      min-width: 0;
      max-width: 100%;
      line-height: 1.45;
      overflow-wrap: anywhere !important;
      word-break: break-word !important;
    }
    .additional-note-link {
      text-decoration: underline;
      text-underline-offset: 2px;
    }
    .additional-note-copy-row {
      display: flex;
      align-items: flex-start;
      gap: 8px;
      min-width: 0;
      max-width: 100%;
    }
    .additional-note-copy-row .additional-note-value {
      flex: 1 1 auto;
    }
    .tracking-mobile-carousel-hint {
      display: none;
    }
    .tracking-mobile-indicators {
      display: none;
    }

     
    @media (max-width: 1024px) {
      .tracking-container {
        padding: 0 15px;
      }
      .results-layout {
        gap: 20px;
      }
    }

     
    @media (max-width: 768px) {
      .tracking-hero {
        padding: 15px 0;
      }

      .tracking-title {
        font-size: 2rem;
        letter-spacing: 1px;
        margin-bottom: 15px;
      }

      .tracking-subtitle {
        font-size: 1.1rem;
        margin-bottom: 25px;
      }

      .tracking-header {
        padding: 0 16px;
      }

      .tracking-container {
        padding: 0;
        overflow: hidden;
      }

      .tracking-carousel-shell {
        padding: 0;
      }

      .dual-tracking-container {
        display: flex;
        flex-direction: row;
        flex-wrap: nowrap;
        justify-content: flex-start;
        align-items: stretch;
        gap: 14px;
        margin: 10px 0 8px;
        overflow-x: auto;
        overflow-y: hidden;
        padding: 0 14px 6px;
        scroll-snap-type: x mandatory;
        scroll-behavior: smooth;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
      }

      .dual-tracking-container::-webkit-scrollbar {
        display: none;
      }

      .tracking-method-card {
        flex: 0 0 calc(100vw - 64px);
        min-width: calc(100vw - 64px);
        max-width: calc(100vw - 64px);
        padding: 24px;
        scroll-snap-align: start;
        scroll-snap-stop: always;
      }

      .or-divider {
        display: none;
      }

      .or-text {
        padding: 8px 20px;
      }

      .tracking-mobile-carousel-hint {
        display: flex;
        align-items: center;
        justify-content: center;
        margin: 10px 0 0;
      }

      .tracking-mobile-indicators {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
      }

      .tracking-mobile-indicator {
        width: 8px;
        height: 8px;
        border-radius: 999px;
        border: 0;
        padding: 0;
        background: rgba(255,255,255,0.28);
        transition: width 0.2s ease, background 0.2s ease, transform 0.2s ease;
      }

      .tracking-mobile-indicator.is-active {
        width: 22px;
        background: #9be3fd;
      }

       
      .results-layout {
        flex-direction: column;
        gap: 16px;
        margin-top: 30px;
      }

      #progress-bar,
      #tracking-result-container {
        padding: 0 10px;
      }

      #order-navigation {
        margin-left: 10px !important;
        margin-right: 10px !important;
      }

       
      .tracking-progress-container {
        padding: 15px 10px;
        min-height: 100px;
      }

      .tracking-progress-bar {
        padding: 0;
        min-height: 80px;
      }

      .tracking-progress-circle {
        width: 36px;
        height: 36px;
        min-width: 36px;
        min-height: 36px;
        margin-bottom: 8px;
      }

      .tracking-progress-circle svg {
        width: 16px;
        height: 16px;
      }

      .tracking-progress-line {
        top: 18px;
      }

      .tracking-progress-text {
        font-size: 9px;
        line-height: 1.2;
      }

       
      #order-navigation {
        flex-direction: column !important;
        gap: 12px !important;
        text-align: center !important;
        padding: 16px !important;
      }

      #order-navigation > div:first-child {
        margin-right: 0 !important;
        min-width: unset !important;
      }

      #order-navigation button {
        min-width: 100px !important;
        font-size: 13px !important;
        padding: 8px 14px !important;
      }

       
      .tracking-input {
        padding: 14px 18px;
        font-size: 16px;  
      }

      .track-button {
        padding: 14px 28px;
        font-size: 15px;
      }

      .info-card {
        padding: 16px;
      }
    }

     
    @media (max-width: 480px) {
      .tracking-title {
        font-size: 1.6rem;
        margin-bottom: 12px;
      }

      .tracking-subtitle {
        font-size: 1rem;
      }

      .tracking-method-card {
        flex-basis: calc(100vw - 56px);
        min-width: calc(100vw - 56px);
        max-width: calc(100vw - 56px);
        padding: 20px;
      }

      .method-title {
        font-size: 1.4rem;
      }

      .method-subtitle {
        font-size: 1rem;
      }

       
      .tracking-progress-container {
        padding: 12px 5px;
        min-height: 90px;
      }

      .tracking-progress-bar {
        padding: 0;
        min-height: 70px;
      }

      .tracking-progress-circle {
        width: 32px;
        height: 32px;
        min-width: 32px;
        min-height: 32px;
        margin-bottom: 6px;
      }

      .tracking-progress-circle svg {
        width: 14px;
        height: 14px;
      }

      .tracking-progress-line {
        top: 16px;
        height: 2px;
      }

      .tracking-progress-text {
        font-size: 8px;
      }

      .info-card h3 {
        font-size: 1rem;
      }
    }