/* RX Prescription Upload v2.0 — Frontend */
.rxup-wrap {
    --blue:       #2563eb;
    --blue-dk:    #1d4ed8;
    --blue-lt:    #eff6ff;
    --green:      #15803d;
    --green-bg:   #f0fdf4;
    --green-bdr:  #86efac;
    --red:        #b91c1c;
    --red-bg:     #fef2f2;
    --border:     #e2e8f0;
    --bg:         #f8fafc;
    --white:      #fff;
    --text:       #0f172a;
    --muted:      #64748b;
    --radius:     12px;
    --shadow:     0 1px 3px rgba(0,0,0,.07), 0 4px 16px rgba(0,0,0,.05);
    --font:       -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;

    max-width: 620px;
    margin: 2rem auto;
    padding: 0 1rem 3rem;
    font-family: var(--font);
    color: var(--text);
    line-height: 1.6;
    box-sizing: border-box;
}
.rxup-wrap *, .rxup-wrap *::before, .rxup-wrap *::after { box-sizing: inherit; }

/* Header */
.rxup-header           { text-align: center; margin-bottom: 1.75rem; }
.rxup-header__icon     { font-size: 3.2rem; line-height: 1; margin-bottom: .4rem; }
.rxup-header__title    { font-size: 1.65rem; font-weight: 800; margin: 0 0 .3rem; letter-spacing: -.02em; }
.rxup-header__sub      { color: var(--muted); font-size: .93rem; margin: 0; }

/* Alert */
.rxup-alert {
    border-radius: 8px; padding: .85rem 1rem;
    margin-bottom: 1rem; font-size: .92rem; border-left: 4px solid;
}
.rxup-alert--error   { background: var(--red-bg);   border-color: var(--red);   color: var(--red); }
.rxup-alert--success { background: var(--green-bg); border-color: var(--green); color: var(--green); }

/* Card */
.rxup-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.6rem;
    box-shadow: var(--shadow); margin-bottom: 1.25rem;
}

/* Fields */
.rxup-fields       { display: grid; grid-template-columns: 1fr 1fr; gap: .9rem; margin-bottom: 1.1rem; }
.rxup-field        { display: flex; flex-direction: column; gap: .3rem; }
.rxup-field:only-child { grid-column: span 2; max-width: 280px; }
.rxup-field__label { font-size: .85rem; font-weight: 600; color: var(--text); }
.rxup-required     { color: var(--red); }
.rxup-field__input {
    border: 1.5px solid var(--border); border-radius: 7px;
    padding: .6rem .85rem; font-size: .93rem; font-family: var(--font);
    color: var(--text); background: var(--white); width: 100%;
    transition: border-color .18s, box-shadow .18s;
}
.rxup-field__input:focus {
    outline: none; border-color: var(--blue);
    box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
.rxup-field__input:invalid { border-color: var(--border); }
.rxup-field__hint  { font-size: .76rem; color: var(--muted); margin: 0; }
.rxup-field--full  { grid-column: span 2; }

/* Dropzone */
.rxup-dropzone {
    border: 2px dashed var(--border); border-radius: 10px;
    padding: 2.5rem 1.5rem; text-align: center; cursor: pointer;
    background: var(--bg); transition: border-color .2s, background .2s;
    outline: none; user-select: none;
}
.rxup-dropzone:hover, .rxup-dropzone:focus, .rxup-dropzone.is-over {
    border-color: var(--blue); background: var(--blue-lt);
}
.rxup-dropzone__icon  { font-size: 3rem; line-height: 1; }
.rxup-dropzone__title { font-size: .97rem; font-weight: 600; margin: .5rem 0 .2rem; }
.rxup-dropzone__or    { font-size: .8rem; color: var(--muted); margin: 0 0 .85rem; }
.rxup-dropzone__hint  { font-size: .78rem; color: var(--muted); margin: .9rem 0 0; }

/* File bar */
.rxup-file-bar {
    display: flex; align-items: center; gap: .5rem;
    background: var(--bg); border: 1px solid var(--border);
    border-radius: 8px; padding: .6rem .95rem; margin-top: .85rem; font-size: .9rem;
}
.rxup-file-bar__icon   { font-size: 1.1rem; }
.rxup-file-bar__name   { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-weight: 500; }
.rxup-file-bar__size   { color: var(--muted); font-size: .8rem; flex-shrink: 0; }
.rxup-file-bar__remove {
    background: none; border: none; cursor: pointer;
    color: var(--muted); font-size: 1rem; padding: 2px 6px; border-radius: 4px;
    transition: color .15s, background .15s;
}
.rxup-file-bar__remove:hover { color: var(--red); background: var(--red-bg); }

/* Buttons */
.rxup-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
    padding: .72rem 1.5rem; border-radius: 8px; font-size: .93rem; font-weight: 600;
    cursor: pointer; text-decoration: none !important; border: 2px solid transparent;
    transition: all .18s; line-height: 1.3; white-space: nowrap;
}
.rxup-btn--primary { background: var(--blue); color: #fff !important; border-color: var(--blue); }
.rxup-btn--primary:hover:not(:disabled) {
    background: var(--blue-dk); border-color: var(--blue-dk);
    box-shadow: 0 4px 14px rgba(37,99,235,.28); transform: translateY(-1px);
}
.rxup-btn--primary:disabled { opacity: .45; cursor: not-allowed; transform: none !important; }
.rxup-btn--outline { background: var(--white); color: var(--blue) !important; border-color: var(--blue); }
.rxup-btn--outline:hover { background: var(--blue-lt); }
.rxup-btn--block { width: 100%; margin-top: 1rem; }

/* Spinner */
.rxup-spinner {
    width: 17px; height: 17px; border: 3px solid rgba(255,255,255,.35);
    border-top-color: #fff; border-radius: 50%;
    animation: rxup-spin .7s linear infinite; flex-shrink: 0;
}
@keyframes rxup-spin { to { transform: rotate(360deg); } }

/* Success box */
.rxup-success-box {
    background: var(--green-bg); border: 2px solid var(--green-bdr);
    border-radius: var(--radius); padding: 2rem; text-align: center;
    margin-bottom: 1.25rem;
    animation: rxup-fade-in .35s ease both;
}
@keyframes rxup-fade-in { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }
.rxup-success-box__icon  { font-size: 3rem; line-height: 1; margin-bottom: .5rem; }
.rxup-success-box__title { font-size: 1.25rem; font-weight: 800; color: var(--green); margin: 0 0 .75rem; }
.rxup-success-box__msg   { color: #166534; font-size: .97rem; margin: 0 0 1.25rem; line-height: 1.7; }
.rxup-support-link {
    display: inline-block; margin-top: .4rem;
    color: var(--green) !important; font-weight: 700; font-size: 1.1rem;
    text-decoration: none !important;
}
.rxup-support-link:hover { text-decoration: underline !important; }

/* How it works */
.rxup-howto {
    background: var(--bg); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 1.2rem 1.4rem;
    margin-top: 1rem; font-size: .87rem;
}
.rxup-howto__title   { font-size: .93rem; font-weight: 700; margin: 0 0 .9rem; }
.rxup-steps          { display: grid; grid-template-columns: 1fr 1fr; gap: .75rem; margin-bottom: .8rem; }
.rxup-step           { display: flex; gap: .55rem; align-items: flex-start; }
.rxup-step__num {
    background: var(--blue); color: #fff; font-size: .72rem; font-weight: 700;
    min-width: 21px; height: 21px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; margin-top: 1px;
}
.rxup-step p         { margin: 0; color: var(--muted); line-height: 1.4; }
.rxup-howto__contact { margin: .65rem 0 0; padding-top: .65rem; border-top: 1px solid var(--border); color: var(--muted); }
.rxup-howto__contact a { color: var(--blue) !important; text-decoration: none !important; }
.rxup-howto__contact a:hover { text-decoration: underline !important; }

/* Login notice */
.rxup-login-notice { display: flex; gap: 1rem; align-items: flex-start; }
.rxup-login-notice__icon { font-size: 2rem; line-height: 1; }
.rxup-login-notice p { margin: .25rem 0 0; color: var(--muted); }
.rxup-login-notice a { color: var(--blue) !important; }

/* Utility */
.rxup-hidden { display: none !important; }
.rxup-sr-only {
    position: absolute; width: 1px; height: 1px;
    padding: 0; margin: -1px; overflow: hidden;
    clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* Responsive */
@media (max-width: 500px) {
    .rxup-fields { grid-template-columns: 1fr; }
    .rxup-field:only-child { max-width: 100%; grid-column: span 1; }
    .rxup-steps  { grid-template-columns: 1fr; }
    .rxup-dropzone { padding: 1.75rem 1rem; }
    .rxup-header__title { font-size: 1.35rem; }
    .rxup-card { padding: 1.1rem; }
}

/* ── Checkout Prescription Panel ──────────────────────────────────────── */
.rxup-checkout-panel {
    background: #fffbeb;
    border: 2px solid #fbbf24;
    border-radius: 10px;
    padding: 1.25rem 1.4rem;
    margin-bottom: 1.5rem;
}
.rxup-checkout-panel__title {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-size: 1rem;
    font-weight: 700;
    color: #92400e;
    margin: 0 0 .5rem;
}
.rxup-checkout-panel__icon { font-size: 1.2rem; }
.rxup-checkout-required-star {
    color: #dc2626;
    font-size: 1.1rem;
    line-height: 1;
}
.rxup-checkout-panel__desc {
    font-size: .87rem;
    color: #78350f;
    margin: 0 0 1rem;
    line-height: 1.5;
}

/* Prescription date field (checkout variant) */
.rxup-checkout-field { margin-bottom: 1rem; }
.rxup-checkout-field__label {
    display: block;
    font-size: .87rem;
    font-weight: 600;
    color: #92400e;
    margin-bottom: .35rem;
}
.rxup-checkout-field__input {
    border: 1.5px solid #fbbf24;
    border-radius: 7px;
    padding: .55rem .8rem;
    font-size: .9rem;
    font-family: inherit;
    color: #0f172a;
    background: #fff;
    width: 100%;
    max-width: 220px;
    transition: border-color .18s, box-shadow .18s;
}
.rxup-checkout-field__input:focus {
    outline: none;
    border-color: #f59e0b;
    box-shadow: 0 0 0 3px rgba(245,158,11,.15);
}

/* Upload dropzone (compact, checkout variant) */
.rxup-checkout-dropzone {
    border: 2px dashed #fbbf24;
    border-radius: 8px;
    background: #fff;
    padding: 1.2rem 1rem;
    text-align: center;
    cursor: pointer;
    transition: border-color .2s, background .2s;
}
.rxup-checkout-dropzone:hover,
.rxup-checkout-dropzone.rxup-drag-over {
    border-color: #f59e0b;
    background: #fefce8;
}
.rxup-checkout-dropzone__icon { font-size: 1.8rem; margin-bottom: .35rem; }
.rxup-checkout-dropzone__text {
    font-size: .88rem;
    color: #78350f;
    margin: 0 0 .6rem;
}
.rxup-checkout-dropzone__hint {
    font-size: .76rem;
    color: #a16207;
    margin: .5rem 0 0;
}

/* Uploaded bar */
.rxup-checkout-uploaded {
    display: flex;
    align-items: center;
    gap: .65rem;
    background: #f0fdf4;
    border: 1px solid #86efac;
    border-radius: 8px;
    padding: .65rem 1rem;
    font-size: .87rem;
}
.rxup-checkout-uploaded__icon { font-size: 1.1rem; flex-shrink: 0; }
.rxup-checkout-uploaded__name {
    flex: 1;
    font-weight: 600;
    color: #15803d;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.rxup-checkout-remove {
    background: none;
    border: 1px solid #fca5a5;
    color: #dc2626;
    border-radius: 5px;
    font-size: .75rem;
    padding: 3px 8px;
    cursor: pointer;
    white-space: nowrap;
    transition: background .15s;
}
.rxup-checkout-remove:hover { background: #fee2e2; }

/* Progress bar */
.rxup-checkout-progress {
    margin-top: .6rem;
    background: #fef9c3;
    border-radius: 6px;
    overflow: hidden;
    height: 22px;
    position: relative;
}
.rxup-checkout-progress__bar {
    height: 100%;
    background: #f59e0b;
    width: 0%;
    transition: width .25s;
    border-radius: 6px;
}
.rxup-checkout-progress__label {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .75rem;
    font-weight: 600;
    color: #78350f;
}

/* Alert inside checkout panel */
#rxup-checkout-alerts .rxup-alert {
    margin-top: .6rem;
    margin-bottom: 0;
}

/* ── File Preview Panel ────────────────────────────────────────────────── */
.rxup-file-preview {
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    overflow: hidden;
    background: #f8fafc;
    margin-bottom: 1rem;
}

/* Viewer — thumbnail or PDF icon */
.rxup-file-preview__viewer {
    background: #f1f5f9;
    border-bottom: 1px solid #e2e8f0;
    min-height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    position: relative;
}
.rxup-preview-img {
    max-height: 220px;
    max-width: 100%;
    border-radius: 6px;
    object-fit: contain;
    display: block;
    cursor: zoom-in;
    box-shadow: 0 2px 8px rgba(0,0,0,.1);
}
.rxup-preview-pdf {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 24px 0;
}
.rxup-preview-pdf__icon { font-size: 3rem; line-height: 1; }
.rxup-preview-pdf__name {
    font-size: .82rem;
    color: #475569;
    text-align: center;
    word-break: break-all;
    max-width: 260px;
}

/* Meta row */
.rxup-file-preview__meta {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-bottom: 1px solid #e2e8f0;
    background: #fff;
}
.rxup-file-preview__name {
    flex: 1;
    font-size: .87rem;
    font-weight: 600;
    color: #1e293b;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.rxup-file-preview__size {
    font-size: .78rem;
    color: #94a3b8;
    white-space: nowrap;
}

/* Action buttons row */
.rxup-file-preview__actions {
    display: flex;
    gap: 0;
    background: #fff;
}
.rxup-preview-btn {
    flex: 1;
    padding: .65rem .5rem;
    font-size: .83rem;
    font-weight: 600;
    border: none;
    border-right: 1px solid #e2e8f0;
    background: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    transition: background .15s, color .15s;
    text-decoration: none;
    color: inherit;
}
.rxup-preview-btn:last-child { border-right: none; }
.rxup-preview-btn--view   { color: #2563eb; }
.rxup-preview-btn--view:hover { background: #eff6ff; }
.rxup-preview-btn--reupload { color: #7c3aed; cursor: pointer; }
.rxup-preview-btn--reupload:hover { background: #f5f3ff; }
.rxup-preview-btn--delete { color: #dc2626; }
.rxup-preview-btn--delete:hover { background: #fef2f2; }

/* ── Lightbox ─────────────────────────────────────────────────────────── */
.rxup-lightbox {
    position: fixed;
    inset: 0;
    z-index: 999999;
    display: flex;
    align-items: center;
    justify-content: center;
}
.rxup-lightbox__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,.75);
    cursor: pointer;
}
.rxup-lightbox__box {
    position: relative;
    z-index: 1;
    background: #1e293b;
    border-radius: 12px;
    overflow: hidden;
    max-width: 92vw;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 24px 60px rgba(0,0,0,.5);
}
.rxup-lightbox__close {
    position: absolute;
    top: 10px; right: 12px;
    background: rgba(255,255,255,.15);
    border: none;
    color: #fff;
    font-size: 1.1rem;
    width: 32px; height: 32px;
    border-radius: 50%;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    z-index: 2;
    transition: background .15s;
}
.rxup-lightbox__close:hover { background: rgba(255,255,255,.3); }
.rxup-lightbox__img {
    max-width: 88vw;
    max-height: 85vh;
    object-fit: contain;
    display: block;
}
.rxup-lightbox__pdf {
    width: 80vw;
    height: 82vh;
    border: none;
    display: block;
    background: #fff;
}