/* ============================================================
   Ojoo PDF → Image Converter - Isolated CSS
   All selectors strictly scoped to .pdf-to-image-page
   ============================================================ */

.pdf-to-image-page {
    position: relative;
    z-index: 1;
    clear: both;
    padding-bottom: 5rem;
    margin-bottom: 2rem;
    --pdf-primary:      #e11d48;
    --pdf-accent:       #8b5cf6;
    --pdf-success:      #10b981;
    --pdf-warning:      #f59e0b;
    --pdf-card-bg:      #ffffff;
    --pdf-card-border:  rgba(0,0,0,0.08);
    --pdf-hover-border: #e11d48;
    --pdf-text-primary: #1e293b;
    --pdf-text-muted:   #64748b;
    --pdf-badge-bg:     rgba(225,29,72,0.08);
    --pdf-drop-bg:      #f8fafc;
    --pdf-drop-border:  #cbd5e1;
    transition: background-color 0.3s ease, color 0.3s ease;
}

[data-bs-theme="dark"] .pdf-to-image-page,
body.dark-mode .pdf-to-image-page,
body.bg-dark .pdf-to-image-page {
    --pdf-card-bg:      #1e2430;
    --pdf-card-border:  rgba(255,255,255,0.1);
    --pdf-hover-border: #f43f5e;
    --pdf-text-primary: #f8f9fa;
    --pdf-text-muted:   #94a3b8;
    --pdf-badge-bg:     rgba(225,29,72,0.2);
    --pdf-drop-bg:      #161b26;
    --pdf-drop-border:  #334155;
}

/* ── Page Header ────────────────────────────────────────── */
.pdf-to-image-page .pdf-header {
    background: linear-gradient(135deg, rgba(225,29,72,0.05) 0%, rgba(139,92,246,0.05) 100%);
    border-bottom: 1px solid var(--pdf-card-border);
    padding: 2.5rem 0 2rem 0;
}

.pdf-to-image-page .pdf-breadcrumb {
    font-size: 0.875rem;
    color: var(--pdf-text-muted);
    margin-bottom: 0.75rem;
}

.pdf-to-image-page .pdf-breadcrumb a {
    color: var(--pdf-primary);
    text-decoration: none;
    font-weight: 500;
}
.pdf-to-image-page .pdf-breadcrumb a:hover { text-decoration: underline; }

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

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

/* ── Panels & Cards ─────────────────────────────────────── */
.pdf-to-image-page .pdf-panel {
    background: var(--pdf-card-bg);
    border: 1px solid var(--pdf-card-border);
    border-radius: 18px;
    padding: 1.5rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.03);
    height: auto;
}

.pdf-to-image-page .pdf-panel-title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--pdf-text-primary);
    margin-bottom: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

/* ── Dropzone ────────────────────────────────────────────── */
.pdf-to-image-page .pdf-dropzone {
    background: var(--pdf-drop-bg);
    border: 2.5px dashed var(--pdf-drop-border);
    border-radius: 18px;
    padding: 2.5rem 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s ease;
}

.pdf-to-image-page .pdf-dropzone:hover,
.pdf-to-image-page .pdf-dropzone.dragover {
    border-color: var(--pdf-primary);
    background: var(--pdf-badge-bg);
}

.pdf-to-image-page .pdf-dropzone-icon {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: var(--pdf-badge-bg);
    color: var(--pdf-primary);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 1.2rem;
    transition: transform 0.2s ease;
}

.pdf-to-image-page .pdf-dropzone:hover .pdf-dropzone-icon {
    transform: scale(1.08);
}

/* ── Two-Stage Page Thumbnail Grid ────────────────────────── */
.pdf-to-image-page .pdf-page-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 0.85rem;
    max-height: 440px;
    overflow-y: auto;
    padding: 0.4rem;
}

.pdf-to-image-page .pdf-page-card {
    background: var(--pdf-drop-bg);
    border: 2px solid var(--pdf-card-border);
    border-radius: 12px;
    padding: 0.5rem;
    position: relative;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.pdf-to-image-page .pdf-page-card:hover {
    border-color: var(--pdf-primary);
    box-shadow: 0 4px 12px rgba(225,29,72,0.12);
}

.pdf-to-image-page .pdf-page-card.selected {
    border-color: var(--pdf-primary);
    background: var(--pdf-badge-bg);
}

.pdf-to-image-page .pdf-page-check {
    position: absolute;
    top: 8px;
    left: 8px;
    z-index: 3;
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.pdf-to-image-page .pdf-page-num {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--pdf-text-muted);
    margin-bottom: 0.3rem;
}

.pdf-to-image-page .pdf-page-canvas-wrap {
    background: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    height: 140px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding: 4px;
}

.pdf-to-image-page .pdf-page-canvas-wrap canvas {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

/* ── Format Switcher ─────────────────────────────────────── */
.pdf-to-image-page .pdf-format-bar {
    display: flex;
    background: var(--pdf-drop-bg);
    border: 1px solid var(--pdf-card-border);
    border-radius: 14px;
    padding: 0.25rem;
    gap: 0.25rem;
}

.pdf-to-image-page .pdf-format-btn {
    flex: 1;
    border: none;
    background: transparent;
    border-radius: 10px;
    padding: 0.55rem;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--pdf-text-muted);
    cursor: pointer;
    transition: all 0.2s ease;
}

.pdf-to-image-page .pdf-format-btn.active {
    background: var(--pdf-primary);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(225,29,72,0.25);
}

/* ── Overlay ─────────────────────────────────────────────── */
.pdf-to-image-page .pdf-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    backdrop-filter: blur(4px);
}

.pdf-to-image-page .pdf-overlay-card {
    background: var(--pdf-card-bg);
    border-radius: 20px;
    padding: 2.5rem 3rem;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0,0,0,0.25);
    min-width: 280px;
}

/* ── Action Buttons ──────────────────────────────────────── */
.pdf-to-image-page .pdf-btn-primary {
    background: linear-gradient(135deg, var(--pdf-primary) 0%, var(--pdf-accent) 100%);
    border: none;
    color: #ffffff;
    font-weight: 700;
    border-radius: 12px;
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    transition: opacity 0.2s ease, transform 0.1s ease;
}

.pdf-to-image-page .pdf-btn-primary:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

.pdf-to-image-page .pdf-btn-primary:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}