.scan-shell {
    display: grid;
    gap: 22px;
    width: 100%;
    max-width: 760px;
    margin: 0 auto;
    padding: clamp(26px, 5vw, 48px) 22px 48px;
}

.scan-intro {
    display: grid;
    gap: 8px;
    text-align: center;
}

.scan-intro h1 {
    margin: 0;
    font-size: clamp(24px, 4vw, 30px);
    font-weight: 750;
    letter-spacing: -.02em;
}

.scan-intro p {
    margin: 0 auto;
    max-width: 520px;
    color: var(--muted);
    font-size: 15px;
}

/* ───────── Dropzone ───────── */

.scan-drop {
    display: grid;
    gap: 6px;
    place-items: center;
    min-height: 230px;
    padding: 32px 24px;
    border: 2px dashed #aebbd6;
    border-radius: var(--radius-panel);
    background:
        radial-gradient(80% 80% at 50% 0%, rgba(13, 92, 255, .04), transparent 70%),
        linear-gradient(180deg, #fbfdff, #f4f8ff);
    color: var(--text);
    text-align: center;
    cursor: pointer;
    transition: border-color var(--transition), background var(--transition), box-shadow var(--transition), transform var(--transition);
}

.scan-drop:hover,
.scan-drop.is-dragging {
    border-color: var(--accent);
    background: linear-gradient(180deg, #f4f8ff, #e9f1ff);
}

.scan-drop.is-dragging {
    box-shadow: var(--focus-ring);
    transform: translateY(-2px);
}

.scan-drop:focus-visible {
    outline: none;
    border-color: var(--accent);
    box-shadow: var(--focus-ring);
}

.scan-drop__icon {
    display: grid;
    place-items: center;
    width: 76px;
    height: 76px;
    margin-bottom: 6px;
    border-radius: 20px;
    color: var(--accent);
    background: rgba(13, 92, 255, .09);
}

.scan-drop__icon svg {
    width: 42px;
    height: 42px;
}

.scan-drop strong {
    font-size: 17px;
    font-weight: 700;
}

.scan-drop__hint {
    color: var(--muted);
    font-size: 14px;
}

.scan-drop small {
    margin-top: 6px;
    color: var(--muted);
    font-size: 12px;
}

/* ───────── Result ───────── */

.scan-result {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 22px;
    align-items: start;
    padding: 22px;
    border: 1px solid var(--border);
    border-radius: var(--radius-panel);
    background: linear-gradient(180deg, #fff, #fdfeff);
    box-shadow: var(--shadow-panel);
}

.scan-result[hidden] {
    display: none;
}

.scan-preview {
    display: grid;
    place-items: center;
    aspect-ratio: 1;
    padding: 14px;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: var(--radius-control);
    background-color: var(--canvas);
    background-image:
        linear-gradient(45deg, #e7eefb 25%, transparent 25%),
        linear-gradient(-45deg, #e7eefb 25%, transparent 25%),
        linear-gradient(45deg, transparent 75%, #e7eefb 75%),
        linear-gradient(-45deg, transparent 75%, #e7eefb 75%);
    background-size: 18px 18px;
    background-position: 0 0, 0 9px, 9px -9px, -9px 0;
}

.scan-preview img {
    max-width: 100%;
    max-height: 100%;
    border-radius: 8px;
    box-shadow: 0 8px 20px rgba(17, 38, 82, .12);
}

.scan-preview img:not([src]),
.scan-preview img[src=""] {
    display: none;
}

.scan-output {
    display: grid;
    gap: 14px;
    align-content: start;
    min-width: 0;
}

.scan-status {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-size: 15px;
    font-weight: 650;
    color: var(--muted);
}

.scan-status::before {
    content: "";
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: currentColor;
    flex: 0 0 auto;
}

.scan-status.is-loading {
    color: var(--accent);
}

.scan-status.is-loading::before {
    border-radius: 50%;
    background: none;
    border: 2px solid rgba(13, 92, 255, .25);
    border-top-color: var(--accent);
    animation: spin .8s linear infinite;
}

.scan-status.is-success {
    color: var(--success);
}

.scan-status.is-success::before {
    box-shadow: 0 0 0 3px rgba(22, 163, 74, .16);
}

.scan-status.is-error {
    color: var(--danger);
}

.scan-value-wrap[hidden] {
    display: none;
}

.scan-value-wrap textarea {
    display: block;
    width: 100%;
    min-height: 76px;
    padding: 13px 14px;
    resize: vertical;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-control);
    background: var(--bg-soft);
    color: var(--text);
    font-family: "Segoe UI", Arial, sans-serif;
    font-size: 15px;
    line-height: 1.5;
    word-break: break-all;
}

.scan-value-wrap textarea:focus-visible {
    outline: none;
    border-color: var(--accent);
    box-shadow: var(--focus-ring);
    background: #fff;
}

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

.scan-actions[hidden] {
    display: none;
}

.scan-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 16px;
    border: 1.5px solid transparent;
    border-radius: var(--radius-control);
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: border-color var(--transition), background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.scan-btn svg {
    width: 18px;
    height: 18px;
}

.scan-btn[hidden] {
    display: none;
}

.scan-btn--primary {
    background: linear-gradient(135deg, var(--accent-2), var(--accent));
    box-shadow: var(--shadow-action);
    color: #fff;
}

.scan-btn--primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px rgba(13, 92, 255, .32);
}

.scan-btn--ghost {
    border-color: var(--border-strong);
    background: #fff;
    color: var(--text);
}

.scan-btn--ghost:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.scan-btn:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

@media (max-width: 639px) {
    .scan-result {
        grid-template-columns: 1fr;
    }

    .scan-preview {
        aspect-ratio: auto;
        max-height: 260px;
    }

    .scan-btn {
        flex: 1 1 auto;
    }
}