/**
 * Kompresor zdjęć — structural layout.
 * Colors via CSS custom properties from the active portal theme.
 */

/* ── Form ── */

.kompresor-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-m, 1.25rem);
}

/* ── Upload drop-zone ── */

.kompresor-upload {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    border: 2px dashed var(--border-color, #ccc);
    border-radius: var(--radius-lg, 12px);
    cursor: pointer;
    transition: border-color 0.2s, background-color 0.2s;
    background: var(--surface-alt, #fafafa);
}

.kompresor-upload:hover,
.kompresor-upload:focus-visible {
    border-color: var(--primary, #3b82f6);
    background: var(--surface-hover, #f0f6ff);
    outline: none;
}

.kompresor-upload--dragover {
    border-color: var(--primary, #3b82f6);
    background: var(--surface-hover, #f0f6ff);
}

.kompresor-upload-inner {
    text-align: center;
    padding: var(--space-l, 2rem);
    pointer-events: none;
}

.kompresor-upload-icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: var(--space-s, 0.5rem);
}

.kompresor-upload-text {
    font-size: var(--font-size-lg, 1.125rem);
    font-weight: 600;
    color: var(--heading-color, #1a1a1a);
    margin: 0 0 var(--space-xs, 0.25rem);
}

.kompresor-upload-sub {
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-secondary, #666);
    margin: 0;
}

.kompresor-file-input {
    position: absolute;
    width: 0;
    height: 0;
    opacity: 0;
    overflow: hidden;
}

/* ── File info row ── */

.kompresor-file-info {
    display: flex;
    align-items: center;
    gap: var(--space-s, 0.5rem);
    padding: var(--space-s, 0.5rem) var(--space-m, 1rem);
    background: var(--surface-alt, #f5f5f5);
    border-radius: var(--radius-md, 8px);
    font-size: var(--font-size-sm, 0.875rem);
}

.kompresor-file-name {
    font-weight: 600;
    color: var(--heading-color, #1a1a1a);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

.kompresor-file-size {
    color: var(--text-secondary, #666);
    white-space: nowrap;
}

.kompresor-file-clear {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.25rem;
    line-height: 1;
    color: var(--text-secondary, #999);
    padding: 0 0.25rem;
}

.kompresor-file-clear:hover {
    color: var(--danger, #dc2626);
}

/* ── Controls ── */

.kompresor-controls {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-m, 1.25rem);
    align-items: flex-end;
}

.kompresor-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-xs, 0.25rem);
    min-width: 180px;
    flex: 1;
}

.kompresor-field label {
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: 600;
    color: var(--heading-color, #1a1a1a);
}

.kompresor-field select {
    padding: var(--space-xs, 0.4rem) var(--space-s, 0.6rem);
    border: 1px solid var(--border-color, #ccc);
    border-radius: var(--radius-md, 8px);
    font-size: var(--font-size-base, 1rem);
    background: var(--surface, #fff);
    color: var(--text-primary, #1a1a1a);
}

.kompresor-quality-field input[type="range"] {
    width: 100%;
    accent-color: var(--primary, #3b82f6);
}

.kompresor-hint {
    font-size: var(--font-size-xs, 0.75rem);
    color: var(--text-secondary, #999);
}

/* ── Actions ── */

.kompresor-actions {
    display: flex;
    gap: var(--space-s, 0.5rem);
}

.kompresor-btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-s, 0.65rem) var(--space-l, 1.5rem);
    font-size: var(--font-size-base, 1rem);
    font-weight: 600;
    color: #fff;
    background: var(--primary, #3b82f6);
    border: none;
    border-radius: var(--radius-md, 8px);
    cursor: pointer;
    text-decoration: none;
    transition: background-color 0.2s, opacity 0.2s;
}

.kompresor-btn-primary:hover {
    background: var(--primary-hover, #2563eb);
}

.kompresor-btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ── Status / error ── */

.kompresor-status {
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-secondary, #666);
    min-height: 1.5em;
}

.kompresor-status-error {
    color: var(--danger, #dc2626);
    font-weight: 600;
}

/* ── Results ── */

.kompresor-results {
    margin-top: var(--space-l, 2rem);
    padding: var(--space-l, 2rem);
    background: var(--surface-alt, #f9fafb);
    border-radius: var(--radius-lg, 12px);
    border: 1px solid var(--border-color, #e5e7eb);
}

.kompresor-results-title {
    font-size: var(--font-size-xl, 1.25rem);
    margin: 0 0 var(--space-m, 1.25rem);
    color: var(--heading-color, #1a1a1a);
}

/* ── Stats grid ── */

.kompresor-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-m, 1rem);
    margin-bottom: var(--space-l, 2rem);
}

.kompresor-stat {
    text-align: center;
    padding: var(--space-m, 1rem);
    background: var(--surface, #fff);
    border-radius: var(--radius-md, 8px);
    border: 1px solid var(--border-color, #e5e7eb);
}

.kompresor-stat-label {
    display: block;
    font-size: var(--font-size-xs, 0.75rem);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary, #666);
    margin-bottom: var(--space-xs, 0.25rem);
}

.kompresor-stat-value {
    display: block;
    font-size: var(--font-size-2xl, 1.5rem);
    font-weight: 700;
    color: var(--heading-color, #1a1a1a);
}

.kompresor-stat-saved .kompresor-stat-value {
    color: var(--success, #16a34a);
}

/* ── Preview ── */

.kompresor-preview {
    margin-bottom: var(--space-m, 1.25rem);
    text-align: center;
}

.kompresor-preview-img {
    max-width: 100%;
    max-height: 320px;
    border-radius: var(--radius-md, 8px);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

/* ── Download ── */

.kompresor-download {
    text-align: center;
}

/* ── Responsive ── */

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

    .kompresor-controls {
        flex-direction: column;
    }

    .kompresor-upload {
        min-height: 140px;
    }
}