/* ==== Hub tiles ==== */

.tool-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.tool-tile {
    display: block;
    background: var(--bg-input);
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 18px 16px;
    color: var(--text);
    text-decoration: none;
    transition: var(--transition);
}

.tool-tile:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent);
}

.tool-tile h2 {
    margin: 0 0 4px;
    font-size: 1rem;
    font-weight: 700;
}

.tool-tile p {
    margin: 0;
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* ==== Dropzone ==== */

.dropzone {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-height: 170px;
    padding: 24px 16px;
    background: var(--bg-input);
    border: 2px dashed var(--border-light);
    border-radius: var(--radius-sm);
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.dropzone:hover,
.dropzone.dragging {
    border-color: var(--accent);
    background: var(--bg-card-hover);
}

.dropzone strong {
    font-size: 0.98rem;
}

.dropzone span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.dropzone input[type="file"] {
    display: none;
}

/* ==== Progress / result ==== */

.state {
    display: none;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 28px 16px;
    text-align: center;
}

.state.visible {
    display: flex;
}

.spinner {
    width: 44px;
    height: 44px;
    border: 4px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.9s linear infinite;
}

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

.state-title {
    font-size: 1rem;
    font-weight: 700;
}

.state-detail {
    font-size: 0.84rem;
    color: var(--text-muted);
    min-height: 1.2em;
}

.progress-track {
    width: 100%;
    max-width: 320px;
    height: 8px;
    background: var(--bg-input);
    border-radius: 999px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    width: 0;
    background: var(--accent);
    transition: width 0.2s ease;
}

.check {
    font-size: 2.4rem;
    line-height: 1;
    color: var(--success);
}

.cross {
    font-size: 2.4rem;
    line-height: 1;
    color: var(--accent);
}

.btn {
    appearance: none;
    border: none;
    border-radius: var(--radius-sm);
    padding: 10px 20px;
    font-size: 0.92rem;
    font-weight: 700;
    color: #fff;
    background: var(--accent);
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
}

.btn:hover {
    background: var(--accent-dark);
}

.btn.secondary {
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text);
}

.btn.secondary:hover {
    background: var(--bg-card-hover);
}

.hint {
    margin: 12px 2px 0;
    font-size: 0.78rem;
    color: var(--text-dim);
}

@media (max-width: 600px) {
    .tool-grid {
        grid-template-columns: 1fr;
    }
}