/* ============================================================
   Ojoo Responsive Images Module - Isolated Styles
   All selectors strictly scoped under .responsive-images-page
   Follows svg-optimizer.css and image-optimization.css conventions
   ============================================================ */

.responsive-images-page {
    --res-primary:        #8b5cf6;
    --res-accent:         #7c3aed;
    --res-success:        #10b981;
    --res-warning:        #f59e0b;
    --res-danger:         #ef4444;
    --res-card-bg:        #ffffff;
    --res-card-border:    rgba(0,0,0,0.08);
    --res-hover-border:   #8b5cf6;
    --res-text-primary:   #1e293b;
    --res-text-muted:     #64748b;
    --res-badge-bg:       rgba(139,92,246,0.1);
    --res-dropzone-bg:    #f8fafc;
    --res-dropzone-border:#cbd5e1;
    --res-code-bg:        #0f172a;
    --res-code-color:     #c084fc;
    transition: background-color 0.3s ease, color 0.3s ease;
}

[data-bs-theme="dark"] .responsive-images-page,
body.dark-mode .responsive-images-page,
body.bg-dark .responsive-images-page {
    --res-card-bg:        #1e2430;
    --res-card-border:    rgba(255,255,255,0.1);
    --res-hover-border:   #c084fc;
    --res-text-primary:   #f8f9fa;
    --res-text-muted:     #94a3b8;
    --res-badge-bg:       rgba(139,92,246,0.25);
    --res-dropzone-bg:    #161b26;
    --res-dropzone-border:#334155;
}

/* ── Processing Overlay ────────────────────────────────────── */
.responsive-images-page .res-processing-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(4px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.responsive-images-page .res-processing-card {
    background: var(--res-card-bg);
    border: 1px solid var(--res-card-border);
    border-radius: 20px;
    padding: 2.5rem 3rem;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    max-width: 420px;
    width: 90%;
}

/* ── Page Header ────────────────────────────────────────── */
.responsive-images-page .res-header {
    background: linear-gradient(135deg, rgba(139,92,246,0.06) 0%, rgba(124,58,237,0.06) 100%);
    border-bottom: 1px solid var(--res-card-border);
    padding: 2.5rem 0 2rem 0;
}

.responsive-images-page .res-breadcrumb {
    font-size: 0.875rem;
    color: var(--res-text-muted);
    margin-bottom: 0.75rem;
}

.responsive-images-page .res-breadcrumb a {
    color: var(--res-primary);
    text-decoration: none;
    font-weight: 500;
}

.responsive-images-page .res-breadcrumb a:hover { text-decoration: underline; }

.responsive-images-page .res-title {
    font-size: 2.25rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--res-primary) 0%, var(--res-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.responsive-images-page .res-subtitle {
    font-size: 1.05rem;
    color: var(--res-text-muted);
    max-width: 800px;
    margin-bottom: 0.5rem;
}

/* ── Workflow Bar ────────────────────────────────────────── */
.responsive-images-page .res-workflow-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.responsive-images-page .res-workflow-step {
    background: var(--res-card-bg);
    border: 1px solid var(--res-card-border);
    border-radius: 50rem;
    padding: 0.35rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--res-text-muted);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    box-shadow: 0 2px 6px rgba(0,0,0,0.03);
    transition: all 0.2s ease;
}

.responsive-images-page .res-workflow-step.active {
    background: var(--res-primary);
    color: #ffffff;
    border-color: var(--res-primary);
}

.responsive-images-page .res-workflow-step.done {
    background: var(--res-success);
    color: #ffffff;
    border-color: var(--res-success);
}

.responsive-images-page .res-workflow-arrow {
    color: var(--res-text-muted);
    font-size: 0.7rem;
}

/* ── Upload Dropzone ─────────────────────────────────────── */
.responsive-images-page .res-dropzone {
    background: var(--res-dropzone-bg);
    border: 2.5px dashed var(--res-dropzone-border);
    border-radius: 20px;
    padding: 3rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.165,0.84,0.44,1);
    position: relative;
}

.responsive-images-page .res-dropzone:hover,
.responsive-images-page .res-dropzone.dragover {
    border-color: var(--res-primary);
    background: var(--res-badge-bg);
    transform: translateY(-1px);
}

.responsive-images-page .res-dropzone-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--res-badge-bg);
    color: var(--res-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.25rem;
    transition: transform 0.2s ease;
}

.responsive-images-page .res-dropzone:hover .res-dropzone-icon {
    transform: scale(1.08);
}

/* ── Panels & Cards ──────────────────────────────────────── */
.responsive-images-page .res-panel {
    background: var(--res-card-bg);
    border: 1px solid var(--res-card-border);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 4px 16px rgba(0,0,0,0.03);
    margin-bottom: 1.5rem;
}

.responsive-images-page .res-panel-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--res-text-primary);
    margin-bottom: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* ── Preview Area ────────────────────────────────────────── */
.responsive-images-page .res-preview-area {
    background: repeating-conic-gradient(#e2e8f0 0% 25%, transparent 0% 50%) 0 0 / 16px 16px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 220px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--res-card-border);
}

[data-bs-theme="dark"] .responsive-images-page .res-preview-area,
body.dark-mode .responsive-images-page .res-preview-area {
    background: repeating-conic-gradient(#1e293b 0% 25%, #0f172a 0% 50%) 0 0 / 16px 16px;
}

.responsive-images-page .res-preview-area img {
    max-width: 100%;
    max-height: 240px;
    object-fit: contain;
}

/* ── Stats Row ──────────────────────────────────────────── */
.responsive-images-page .res-stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

@media (max-width: 767px) {
    .responsive-images-page .res-stats-row { grid-template-columns: repeat(2, 1fr); }
}

.responsive-images-page .res-stat-card {
    background: var(--res-card-bg);
    border: 1px solid var(--res-card-border);
    border-radius: 14px;
    padding: 1.1rem 1rem;
    text-align: center;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.responsive-images-page .res-stat-card:hover {
    border-color: var(--res-hover-border);
    box-shadow: 0 4px 12px rgba(139,92,246,0.08);
}

.responsive-images-page .res-stat-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--res-text-muted);
    margin-bottom: 0.35rem;
}

.responsive-images-page .res-stat-value {
    font-size: 1.6rem;
    font-weight: 800;
    color: var(--res-text-primary);
    line-height: 1.2;
}

/* ── Analysis Data Table ─────────────────────────────────── */
.responsive-images-page .res-analysis-table {
    width: 100%;
    font-size: 0.875rem;
    border-collapse: separate;
    border-spacing: 0 0.5rem;
}

.responsive-images-page .res-analysis-table td {
    padding: 0.625rem 0.875rem;
    background: var(--res-dropzone-bg);
}

.responsive-images-page .res-analysis-table tr td:first-child {
    border-radius: 0.5rem 0 0 0.5rem;
    font-weight: 600;
    color: var(--res-text-muted);
    width: 40%;
}

.responsive-images-page .res-analysis-table tr td:last-child {
    border-radius: 0 0.5rem 0.5rem 0;
    font-weight: 700;
    color: var(--res-text-primary);
}

/* ── Presets Grid ────────────────────────────────────────── */
.responsive-images-page .res-preset-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 0.75rem;
}

.responsive-images-page .res-preset-card {
    position: relative;
    border: 1.5px solid var(--res-card-border);
    border-radius: 0.75rem;
    padding: 0.75rem 0.875rem;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--res-card-bg);
}

.responsive-images-page .res-preset-card:hover {
    border-color: var(--res-hover-border);
    background: var(--res-dropzone-bg);
}

.responsive-images-page .res-preset-card.active {
    border-color: var(--res-primary);
    background: var(--res-badge-bg);
    box-shadow: 0 0 0 1px var(--res-primary);
}

.responsive-images-page .res-preset-name {
    font-weight: 700;
    font-size: 0.875rem;
    color: var(--res-text-primary);
    margin-bottom: 0.2rem;
}

.responsive-images-page .res-preset-desc {
    font-size: 0.7rem;
    color: var(--res-text-muted);
    line-height: 1.3;
}

/* ── Code Snippet Box ────────────────────────────────────── */
.responsive-images-page .res-code-box {
    background: var(--res-code-bg);
    color: var(--res-code-color);
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.8125rem;
    padding: 1.25rem;
    border-radius: 0.75rem;
    overflow-x: auto;
    white-space: pre;
    line-height: 1.5;
    position: relative;
}

.responsive-images-page .res-copy-btn {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 0.375rem;
    background: rgba(255, 255, 255, 0.1);
    color: #f8fafc;
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.2s ease;
}

.responsive-images-page .res-copy-btn:hover {
    background: var(--res-primary);
    border-color: var(--res-primary);
    color: #ffffff;
}

/* ── Asset Item ─────────────────────────────────────────── */
.responsive-images-page .res-asset-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.875rem 1rem;
    background: var(--res-card-bg);
    border: 1px solid var(--res-card-border);
    border-radius: 0.625rem;
    margin-bottom: 0.5rem;
}

.responsive-images-page .res-asset-name {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--res-text-primary);
}

.responsive-images-page .res-asset-meta {
    font-size: 0.75rem;
    color: var(--res-text-muted);
}