:root {
    --primary-color: #0d9488;
    --primary-hover: #0f766e;
    --upload-border: #cbd5e1;
    --upload-bg: #f8fafc;
    --upload-hover: #ecfdf5;
}

body {
    background: #fff;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

body.toolistfy-embed {
    overflow: hidden;
    background: #fff;
}

body.toolistfy-embed .tool-header {
    display: none;
}

.tool-header {
    background: #fff;
    border-bottom: 1px solid #e2e8f0;
}

.toolistify-brand {
    display: inline-flex;
    align-items: center;
    line-height: 1;
}

.toolistify-brand-logo {
    width: 156px;
    height: auto;
    display: block;
}

body.toolistfy-embed .hero-section {
    display: none !important;
}

body.toolistfy-embed .hero-section h1 {
    font-size: clamp(2.3rem, 4vw, 3.35rem);
    line-height: 1.1;
}

body.toolistfy-embed > .container,
body.toolistfy-embed main > .container {
    max-width: 1120px;
    padding-top: 2.25rem !important;
    padding-bottom: 1.75rem !important;
}

body.toolistfy-embed .upload-area {
    padding: 2.4rem 2rem;
}

body.toolistfy-embed #faqSection {
    display: none !important;
}

.hero-section {
    background: linear-gradient(135deg, #ecfdf5 0%, #f8fafc 100%);
}

.upload-area {
    border: 2px dashed var(--upload-border);
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
    background: var(--upload-bg);
    transition: all 0.25s ease;
    cursor: pointer;
}

.upload-area:hover,
.upload-area.drag-over {
    border-color: var(--primary-color);
    background: var(--upload-hover);
    transform: translateY(-2px);
}

.upload-icon img {
    width: 56px;
    height: 56px;
    object-fit: contain;
}

.file-list .list-group-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    margin-bottom: 0.5rem;
    border-radius: 8px !important;
}

.image-thumb {
    width: 56px;
    height: 56px;
    object-fit: cover;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    flex-shrink: 0;
}

.drag-handle {
    cursor: grab;
    color: #94a3b8;
    font-size: 1.25rem;
    user-select: none;
}

.file-info { flex: 1; min-width: 0; }
.file-info .file-name {
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-info .file-meta { font-size: 0.875rem; color: #64748b; }

.page-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 0.75rem;
}

.page-list .page-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.875rem;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    background: #fff;
}

.page-list .page-item.sortable-ghost { opacity: 0.4; background: #ecfdf5; }

.page-number-badge {
    min-width: 2.5rem;
    height: 2.5rem;
    background: var(--primary-color);
    color: #fff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover,
.btn-primary:focus {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
}

.btn-outline-primary {
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

@media (max-width: 576px) {
    .hero-section h1 { font-size: 1.75rem; }
    .upload-area { padding: 2rem 1rem; }
}