.tracking-page { max-width: 660px; margin: auto; padding: 48px 24px 56px; color: #18253b; }
.tracking-page h1 { margin: 0 0 28px; font-size: 32px; line-height: 1.2; letter-spacing: -.8px; }
#tracking-form label { display: block; margin-bottom: 10px; color: #536580; font-size: 13px; }
.tracking-input-row { display: flex; gap: 12px; }
.tracking-input-row input { flex: 1; min-width: 0; height: 50px; border: 1px solid #dce3ee; border-radius: 9px; padding: 0 15px; background: #fff; color: #18253b; font: inherit; font-size: 16px; }
.tracking-input-row input:focus { border-color: var(--blue); outline: 3px solid #0647ef18; }
.tracking-input-row input[aria-invalid=true] { border-color: #ce3444; }
.tracking-input-row button { min-width: 132px; border-radius: 9px; font-size: 14px; font-weight: 600; }
.tracking-input-row button:disabled { opacity: .65; cursor: wait; }
#tracking-message { margin: 12px 0 0; color: #63718a; font-size: 13px; line-height: 1.7; }
#tracking-message:empty { display: none; }
#tracking-message.error { color: #bd3041; }
.tracking-card { margin-top: 24px; padding: 24px; border: 1px solid #e5eaf2; border-radius: 14px; }
.tracking-card header { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.tracking-code { font-size: 13px; color: #6d7d94; overflow-wrap: anywhere; }
.tracking-status { flex-shrink: 0; padding: 6px 10px; border-radius: 6px; background: #f0f3f8; color: #63718a; font-size: 12px; }
.tracking-status-preparing,.tracking-status-shipped { color: #0647ef; background: #edf2ff; }
.tracking-status-delivered { color: #138356; background: #eaf7f1; }
.tracking-status-cancelled { color: #bd3041; background: #fff0f1; }
.tracking-card h2 { font-size: 18px; line-height: 1.5; margin: 20px 0 14px; }
.tracking-carrier,.tracking-updated { margin: 10px 0 0; color: #63718a; font-size: 12px; line-height: 1.7; overflow-wrap: anywhere; }
.tracking-carrier strong { margin-left: 8px; color: #384c68; font-weight: 500; }
.tracking-history { margin-top: 20px; border-top: 1px solid #edf0f5; padding-top: 16px; font-size: 12px; }
.tracking-history summary { color: #536580; cursor: pointer; }
.tracking-history ol { margin: 18px 0 0 8px; padding: 0 0 0 16px; border-left: 1px solid #dce3ee; list-style: none; }
.tracking-history li { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 5px 12px; padding: 8px 0; line-height: 1.6; }
.tracking-history time { color: #6d7d94; }
@media(max-width:600px) { .tracking-page { padding: 32px 20px 40px; }.tracking-page h1 { font-size: 28px; }.tracking-input-row { gap: 8px; }.tracking-input-row button { min-width: 105px; padding: 10px; font-size: 13px; }.tracking-input-row button .icon { display: none; }.tracking-card { padding: 20px; } }