.pi-app {
    --pi-bg: #f8faf8;
    --pi-card: rgba(255,255,255,.92);
    --pi-text: #132016;
    --pi-muted: #5f6f64;
    --pi-border: rgba(22, 163, 74, .16);
    max-width: 1120px;
    margin: 40px auto;
    padding: 18px;
    color: var(--pi-text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.pi-hero {
    text-align: center;
    margin-bottom: 20px;
}

.pi-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--pi-accent);
    background: color-mix(in srgb, var(--pi-accent) 10%, white);
    border: 1px solid color-mix(in srgb, var(--pi-accent) 20%, transparent);
    padding: 7px 12px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 700;
}

.pi-hero h2 {
    font-size: clamp(34px, 7vw, 70px);
    letter-spacing: -.055em;
    line-height: .95;
    margin: 16px 0 12px;
}

.pi-hero p {
    max-width: 720px;
    margin: 0 auto;
    color: var(--pi-muted);
    font-size: clamp(16px, 2vw, 20px);
}

.pi-uploader, .pi-status, .pi-result-card, .pi-error {
    background: var(--pi-card);
    border: 1px solid var(--pi-border);
    box-shadow: 0 24px 80px rgba(15, 60, 30, .09);
    border-radius: 28px;
}

.pi-uploader {
    padding: 16px;
}

.pi-dropzone {
    display: grid;
    place-items: center;
    gap: 10px;
    min-height: 250px;
    border: 2px dashed color-mix(in srgb, var(--pi-accent) 35%, #d1d5db);
    border-radius: 24px;
    text-align: center;
    cursor: pointer;
    padding: 28px;
    transition: .2s ease;
}

.pi-dropzone:hover, .pi-dropzone.is-dragging {
    transform: translateY(-2px);
    background: color-mix(in srgb, var(--pi-accent) 8%, white);
}

.pi-dropzone input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.pi-drop-icon {
    width: 78px;
    height: 78px;
    display: grid;
    place-items: center;
    border-radius: 24px;
    background: color-mix(in srgb, var(--pi-accent) 12%, white);
    font-size: 38px;
}

.pi-dropzone strong {
    font-size: 20px;
}

.pi-dropzone small {
    color: var(--pi-muted);
}

.pi-preview {
    margin-top: 16px;
    display: grid;
    gap: 12px;
}

.pi-preview img {
    width: 100%;
    max-height: 460px;
    object-fit: cover;
    border-radius: 22px;
}

.pi-remove {
    background: #eef2f0;
    color: #172016;
    border: 0;
    padding: 12px 16px;
    border-radius: 14px;
    font-weight: 700;
    cursor: pointer;
}

.pi-submit {
    width: 100%;
    margin-top: 16px;
    padding: 18px 24px;
    border: 0;
    border-radius: 18px;
    background: var(--pi-accent);
    color: white;
    font-size: 18px;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 0 14px 30px color-mix(in srgb, var(--pi-accent) 34%, transparent);
}

.pi-status, .pi-error {
    margin-top: 18px;
    padding: 18px;
    text-align: center;
}

.pi-spinner {
    width: 34px;
    height: 34px;
    border: 4px solid #e5e7eb;
    border-top-color: var(--pi-accent);
    border-radius: 50%;
    margin: 0 auto 10px;
    animation: pi-spin .8s linear infinite;
}

@keyframes pi-spin { to { transform: rotate(360deg); } }

.pi-error {
    border-color: rgba(220, 38, 38, .25);
    color: #991b1b;
    background: #fff5f5;
}

.pi-results {
    margin-top: 22px;
}

.pi-report {
    display: grid;
    gap: 16px;
}

.pi-overview {
    display: grid;
    gap: 18px;
    align-items: center;
}

.pi-overview h3 {
    margin: 14px 0 4px;
    font-size: clamp(30px, 5vw, 54px);
    letter-spacing: -.04em;
    line-height: 1;
}

.pi-scientific {
    color: var(--pi-muted);
    font-size: 19px;
}

.pi-confidence {
    min-width: 150px;
    min-height: 150px;
    border-radius: 999px;
    display: grid;
    place-items: center;
    align-content: center;
    background: color-mix(in srgb, var(--pi-accent) 10%, white);
    border: 1px solid color-mix(in srgb, var(--pi-accent) 20%, transparent);
}

.pi-confidence strong {
    font-size: 38px;
    color: var(--pi-accent);
    letter-spacing: -.04em;
}

.pi-confidence span {
    color: var(--pi-muted);
    font-weight: 700;
}

.pi-grid {
    display: grid;
    gap: 16px;
}

.pi-result-card {
    padding: 22px;
}

.pi-result-card h4 {
    margin: 0 0 12px;
    font-size: 20px;
}

.pi-result-card p {
    color: #26372a;
    line-height: 1.7;
}

.pi-result-card ul {
    padding-left: 20px;
    margin: 0;
}

.pi-result-card li {
    margin: 8px 0;
    line-height: 1.55;
}

@media (min-width: 760px) {
    .pi-app {
        padding: 28px;
    }

    .pi-uploader {
        padding: 22px;
    }

    .pi-overview {
        grid-template-columns: 1fr auto;
    }

    .pi-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1100px) {
    .pi-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .pi-result-card:nth-child(2),
    .pi-result-card:nth-child(3) {
        grid-column: span 2;
    }
}

@media (prefers-color-scheme: dark) {
    .pi-app {
        --pi-card: rgba(13, 24, 16, .92);
        --pi-text: #f1f8f2;
        --pi-muted: #b7c7bb;
        --pi-border: rgba(134, 239, 172, .18);
    }

    .pi-result-card p {
        color: #dcefe0;
    }

    .pi-remove {
        background: #1f3325;
        color: #f1f8f2;
    }
}


.pi-submit:disabled {
    opacity: .68;
    cursor: progress;
}

.pi-common {
    color: var(--pi-muted);
    font-weight: 700;
}

.pi-confidence.is-low {
    background: #fff7ed;
    border-color: rgba(249, 115, 22, .24);
}

.pi-confidence.is-low strong {
    color: #ea580c;
}

.pi-warning {
    background: #fff7ed;
    border-color: rgba(249, 115, 22, .24);
}

.pi-warning h4 {
    color: #9a3412;
}

.pi-actions {
    display: flex;
    justify-content: center;
    margin-top: 4px;
}

.pi-copy {
    border: 0;
    border-radius: 16px;
    padding: 14px 20px;
    font-weight: 800;
    cursor: pointer;
    background: #132016;
    color: #fff;
}

.pi-diagnostics td:first-child {
    font-weight: 700;
}

@media (max-width: 480px) {
    .pi-app {
        margin: 18px auto;
        padding: 12px;
    }

    .pi-uploader, .pi-status, .pi-result-card, .pi-error {
        border-radius: 22px;
    }

    .pi-dropzone {
        min-height: 220px;
        padding: 22px 16px;
    }

    .pi-submit {
        position: sticky;
        bottom: 12px;
        z-index: 4;
    }

    .pi-confidence {
        width: 136px;
        height: 136px;
        margin: 0 auto;
    }
}


.pi-skeleton-report {
    display: grid;
    gap: 16px;
}

.pi-skeleton-grid {
    display: grid;
    gap: 16px;
}

.pi-skeleton-card {
    min-height: 210px;
    border-radius: 28px;
    background: linear-gradient(90deg, rgba(148,163,184,.14), rgba(148,163,184,.28), rgba(148,163,184,.14));
    background-size: 220% 100%;
    animation: pi-shimmer 1.25s ease-in-out infinite;
    border: 1px solid var(--pi-border);
}

.pi-skeleton-hero {
    min-height: 260px;
}

@keyframes pi-shimmer {
    0% { background-position: 100% 0; }
    100% { background-position: -100% 0; }
}

.pi-actions {
    gap: 10px;
    flex-wrap: wrap;
}

.pi-copy-html {
    background: color-mix(in srgb, var(--pi-accent) 90%, black);
}

.pi-print {
    background: #334155;
}

@media (min-width: 760px) {
    .pi-skeleton-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (min-width: 1100px) {
    .pi-skeleton-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media print {
    body * {
        visibility: hidden !important;
    }

    .pi-report, .pi-report * {
        visibility: visible !important;
    }

    .pi-report {
        position: absolute;
        inset: 0 auto auto 0;
        width: 100%;
        color: #111 !important;
        background: #fff !important;
    }

    .pi-result-card {
        break-inside: avoid;
        box-shadow: none !important;
        border: 1px solid #ddd !important;
        background: #fff !important;
    }

    .pi-actions {
        display: none !important;
    }
}


/* v2.0.1 UI hotfix and premium polish */
.pi-app {
    max-width: 1080px;
    margin: 24px auto;
    padding: 14px 18px 28px;
}

.pi-hero {
    margin-bottom: 14px;
}

.pi-hero h2 {
    margin: 12px 0 10px;
    font-size: clamp(42px, 6vw, 76px);
}

.pi-hero p {
    max-width: 780px;
    line-height: 1.55;
}

.pi-uploader {
    padding: 18px;
    border-radius: 24px;
}

.pi-dropzone {
    min-height: 210px;
    padding: 24px;
    background:
        radial-gradient(circle at 50% 0%, color-mix(in srgb, var(--pi-accent) 12%, transparent), transparent 50%),
        rgba(255,255,255,.02);
}

.pi-drop-icon {
    width: 64px;
    height: 64px;
    border-radius: 22px;
    font-size: 32px;
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--pi-accent) 18%, transparent);
}

.pi-preview {
    margin-top: 14px;
    gap: 10px;
}

.pi-preview-frame {
    position: relative;
    overflow: hidden;
    border-radius: 22px;
    background: color-mix(in srgb, var(--pi-accent) 7%, #f8fafc);
    min-height: 180px;
    border: 1px solid color-mix(in srgb, var(--pi-accent) 16%, transparent);
}

.pi-preview-frame::before {
    content: "Loading preview...";
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    color: var(--pi-muted);
    font-weight: 700;
    opacity: 0;
    transition: opacity .18s ease;
}

.pi-preview.is-loading .pi-preview-frame::before {
    opacity: 1;
}

.pi-preview img {
    display: block !important;
    width: 100% !important;
    height: auto !important;
    max-height: 360px !important;
    min-height: 180px;
    object-fit: contain !important;
    border-radius: 22px;
    background: #fff;
}

.pi-preview img[src=""] {
    visibility: hidden;
}

.pi-preview-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.pi-preview-meta span {
    color: var(--pi-muted);
    font-size: 14px;
    font-weight: 700;
    overflow-wrap: anywhere;
}

.pi-remove {
    width: auto !important;
    min-width: 140px;
    margin-top: 0 !important;
    padding: 11px 16px;
}

.pi-submit {
    margin-top: 14px;
    border-radius: 20px;
    background:
        linear-gradient(135deg, color-mix(in srgb, var(--pi-accent) 92%, white), color-mix(in srgb, var(--pi-accent) 82%, black));
    transform: translateY(0);
    transition: transform .18s ease, box-shadow .18s ease, filter .18s ease;
}

.pi-submit:hover {
    transform: translateY(-1px);
    filter: saturate(1.08);
    box-shadow: 0 18px 36px color-mix(in srgb, var(--pi-accent) 38%, transparent);
}

.pi-submit:active {
    transform: translateY(0);
}

.pi-confidence {
    position: relative;
    background:
        radial-gradient(circle at center, var(--pi-card) 57%, transparent 58%),
        conic-gradient(var(--pi-accent) calc(var(--pi-score) * 1%), color-mix(in srgb, var(--pi-accent) 10%, #e5e7eb) 0);
    animation: pi-pop .45s ease both;
}

.pi-confidence::after {
    content: "";
    position: absolute;
    inset: 10px;
    border-radius: inherit;
    border: 1px solid color-mix(in srgb, var(--pi-accent) 16%, transparent);
    pointer-events: none;
}

@keyframes pi-pop {
    from { transform: scale(.96); opacity: .3; }
    to { transform: scale(1); opacity: 1; }
}

.pi-result-card {
    animation: pi-card-in .32s ease both;
}

.pi-result-card:nth-child(2) { animation-delay: .03s; }
.pi-result-card:nth-child(3) { animation-delay: .06s; }
.pi-result-card:nth-child(4) { animation-delay: .09s; }

@keyframes pi-card-in {
    from { transform: translateY(8px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@media (min-width: 900px) {
    .pi-uploader {
        max-width: 960px;
        margin-left: auto;
        margin-right: auto;
    }
}

@media (max-width: 640px) {
    .pi-app {
        margin: 10px auto;
        padding: 10px 12px 22px;
    }

    .pi-hero h2 {
        font-size: clamp(38px, 13vw, 58px);
    }

    .pi-hero p {
        font-size: 16px;
    }

    .pi-dropzone {
        min-height: 190px;
        padding: 20px 14px;
    }

    .pi-preview img {
        max-height: 310px !important;
    }

    .pi-preview-meta {
        align-items: stretch;
    }

    .pi-remove {
        width: 100% !important;
    }
}


/* v2.0.2 Professional typography + color polish */
.pi-app {
    --pi-page-heading: #111827;
    --pi-heading: #f8fafc;
    --pi-body: #e5e7eb;
    --pi-body-strong: #f9fafb;
    --pi-muted-pro: #cbd5e1;
    --pi-subtle: #94a3b8;
    --pi-dark-card: #17261d;
    --pi-dark-card-2: #1b2d22;
    --pi-dark-border: rgba(148, 163, 184, .18);
    color: #111827;
    letter-spacing: -0.01em;
}

.pi-hero h2 {
    color: var(--pi-page-heading) !important;
    font-weight: 850;
    letter-spacing: -0.065em;
}

.pi-hero p {
    color: #4b5563 !important;
    font-weight: 500;
}

.pi-pill {
    color: #15803d !important;
    background: #ecfdf3 !important;
    border-color: #bbf7d0 !important;
    font-weight: 800;
}

.pi-uploader,
.pi-status,
.pi-error {
    color: #f8fafc;
}

.pi-dropzone strong {
    color: #f8fafc !important;
    font-size: clamp(18px, 2.2vw, 24px);
    font-weight: 850;
    letter-spacing: -0.025em;
}

.pi-dropzone small {
    color: #d1d5db !important;
    font-size: 15px;
    font-weight: 600;
}

.pi-preview-meta span {
    color: #d1d5db !important;
}

.pi-submit {
    color: #ffffff !important;
    font-weight: 900;
    letter-spacing: -0.02em;
    text-shadow: 0 1px 1px rgba(0,0,0,.18);
}

.pi-report {
    color: var(--pi-body);
}

.pi-result-card {
    background:
        linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.01)),
        var(--pi-dark-card) !important;
    border: 1px solid var(--pi-dark-border) !important;
    color: var(--pi-body) !important;
}

.pi-overview {
    background:
        radial-gradient(circle at 94% 22%, rgba(34,197,94,.18), transparent 28%),
        linear-gradient(135deg, #17261d, #102018) !important;
}

.pi-overview h3 {
    color: var(--pi-body-strong) !important;
    font-weight: 900;
    letter-spacing: -0.055em;
}

.pi-scientific,
.pi-common {
    color: var(--pi-muted-pro) !important;
}

.pi-result-card h4 {
    color: var(--pi-heading) !important;
    font-weight: 850;
    letter-spacing: -0.03em;
    font-size: clamp(18px, 2vw, 23px);
    line-height: 1.2;
}

.pi-result-card p {
    color: var(--pi-body) !important;
    font-size: 16px;
    line-height: 1.75;
    font-weight: 450;
}

.pi-result-card ul {
    color: var(--pi-body) !important;
}

.pi-result-card li {
    color: var(--pi-body) !important;
    font-size: 15.5px;
    line-height: 1.65;
}

.pi-result-card strong,
.pi-result-card li strong {
    color: var(--pi-body-strong) !important;
    font-weight: 800;
}

.pi-result-card em {
    color: var(--pi-muted-pro) !important;
}

.pi-confidence {
    color: #f8fafc !important;
    box-shadow:
        0 0 0 1px rgba(255,255,255,.08),
        0 16px 40px rgba(22,163,74,.24);
}

.pi-confidence strong {
    color: #f8fafc !important;
    font-size: clamp(34px, 4vw, 48px);
    font-weight: 950;
    text-shadow: 0 1px 8px rgba(0,0,0,.35);
}

.pi-confidence span {
    color: #d1fae5 !important;
    font-size: 13px;
    font-weight: 850;
    text-transform: uppercase;
    letter-spacing: .06em;
}

.pi-warning {
    background: #fff7ed !important;
    color: #7c2d12 !important;
    border-color: rgba(249, 115, 22, .32) !important;
}

.pi-warning h4,
.pi-warning p {
    color: #7c2d12 !important;
}

.pi-copy {
    font-weight: 850;
    letter-spacing: -0.015em;
}

.pi-skeleton-card {
    background: linear-gradient(90deg, rgba(203,213,225,.14), rgba(203,213,225,.28), rgba(203,213,225,.14));
}

.pi-error {
    color: #991b1b !important;
    font-weight: 700;
}

/* Improve long text readability */
.pi-result-card:nth-child(2) p,
.pi-result-card:nth-child(3) p {
    font-size: 16.5px;
    line-height: 1.82;
}

/* Clean content below plugin from plugin bleed */
.pi-app + h2,
.pi-app ~ h2 {
    color: #111827;
}

/* Better contrast in dark mode and Avada theme environments */
@media (prefers-color-scheme: dark) {
    .pi-hero h2 {
        color: #f8fafc !important;
    }

    .pi-hero p {
        color: #d1d5db !important;
    }

    .pi-result-card {
        background:
            linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.01)),
            #14241a !important;
    }
}

@media (max-width: 640px) {
    .pi-result-card p {
        font-size: 15.8px;
        line-height: 1.72;
    }

    .pi-result-card li {
        font-size: 15.2px;
    }

    .pi-result-card h4 {
        font-size: 19px;
    }
}


/* v2.0.3 Theme compatibility hotfix: force readable hero text on light pages */
.pi-app {
    color-scheme: light;
}

.pi-app .pi-hero,
.pi-app .pi-hero * {
    text-shadow: none;
}

.pi-app .pi-hero h2,
body .pi-app .pi-hero h2,
.entry-content .pi-app .pi-hero h2,
.fusion-text .pi-app .pi-hero h2,
.fusion-builder-row .pi-app .pi-hero h2 {
    color: #111827 !important;
    opacity: 1 !important;
    visibility: visible !important;
    font-weight: 850 !important;
    text-shadow: none !important;
}

.pi-app .pi-hero p,
body .pi-app .pi-hero p,
.entry-content .pi-app .pi-hero p,
.fusion-text .pi-app .pi-hero p,
.fusion-builder-row .pi-app .pi-hero p {
    color: #4b5563 !important;
    opacity: 1 !important;
    visibility: visible !important;
    font-weight: 500 !important;
    text-shadow: none !important;
}

.pi-app .pi-pill,
body .pi-app .pi-pill {
    color: #15803d !important;
    background: #ecfdf3 !important;
    border-color: #bbf7d0 !important;
}

/* Optional adaptive mode: if a theme places the shortcode inside a dark section, add class "pi-on-dark" to the shortcode wrapper manually. */
.pi-app.pi-on-dark .pi-hero h2 {
    color: #f8fafc !important;
}

.pi-app.pi-on-dark .pi-hero p {
    color: #d1d5db !important;
}

/* Dark preference should not override hero on white pages anymore. */
@media (prefers-color-scheme: dark) {
    .pi-app:not(.pi-on-dark) .pi-hero h2 {
        color: #111827 !important;
    }

    .pi-app:not(.pi-on-dark) .pi-hero p {
        color: #4b5563 !important;
    }
}

/* Keep inner scanner/report dark and readable. */
.pi-app .pi-uploader,
.pi-app .pi-result-card,
.pi-app .pi-status {
    color: #e5e7eb !important;
}

.pi-app .pi-dropzone strong {
    color: #f8fafc !important;
}

.pi-app .pi-dropzone small {
    color: #d1d5db !important;
}