:root {
    --dnl-primary: #4f46e5;
    --dnl-primary-light: #eef2ff;
    --dnl-secondary: #64748b;
    --dnl-bg: #f8fafc;
    --dnl-border: #e2e8f0;
    --dnl-text: #1e293b;
    --dnl-text-light: #64748b;
    --dnl-success: #16a34a;
    --dnl-warning: #ea580c;
}

.dnl-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    font-family: 'Noto Sans TC', system-ui, -apple-system, sans-serif;
    color: var(--dnl-text);
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
}

/* ── 頁首 ───────────────────────────────────────────── */
.dnl-page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--dnl-border);
}
.dnl-page-title {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dnl-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}
.dnl-header-actions {
    display: flex;
    gap: 10px;
}

/* ── 按鈕 ───────────────────────────────────────────── */
.dnl-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 8px;
    font-weight: 700;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.2s;
    cursor: pointer;
    border: 1.5px solid transparent;
}
.dnl-btn-primary {
    background: var(--dnl-primary);
    color: #fff;
}
.dnl-btn-primary:hover {
    background: #4338ca;
    color: #fff;
    text-decoration: none;
}
.dnl-btn-secondary {
    background: #fff;
    color: var(--dnl-secondary);
    border-color: var(--dnl-border);
}
.dnl-btn-secondary:hover {
    background: var(--dnl-bg);
    border-color: var(--dnl-secondary);
    text-decoration: none;
    color: var(--dnl-secondary);
}

/* ── 篩選面板 ────────────────────────────────────────── */
.dnl-filter-panel {
    background: var(--dnl-bg);
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.dnl-search-row {
    display: flex;
    gap: 10px;
}
.dnl-search-group {
    flex: 1;
    position: relative;
}
.dnl-search-group i {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--dnl-text-light);
}
.dnl-search-input {
    width: 100%;
    padding: 10px 12px 10px 36px;
    border: 1.5px solid var(--dnl-border);
    border-radius: 8px;
    font-size: 0.95rem;
}
.dnl-search-input:focus {
    outline: none;
    border-color: var(--dnl-primary);
    box-shadow: 0 0 0 3px var(--dnl-primary-light);
}

.dnl-filter-row {
    display: flex;
    align-items: center;
    gap: 16px;
}
.dnl-filter-label {
    font-weight: 800;
    font-size: 0.85rem;
    color: var(--dnl-text-light);
    width: 70px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 5px;
}
.dnl-filter-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.dnl-pill {
    padding: 6px 14px;
    border-radius: 999px;
    background: #fff;
    border: 1.5px solid var(--dnl-border);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--dnl-text-light);
    text-decoration: none;
    transition: all 0.2s;
}
.dnl-pill:hover {
    border-color: var(--dnl-primary);
    color: var(--dnl-primary);
    text-decoration: none;
}
.dnl-pill.active {
    background: var(--dnl-primary);
    border-color: var(--dnl-primary);
    color: #fff;
}

/* ── 列表樣式 ────────────────────────────────────────── */
.dnl-list-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}
.dnl-list-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: #fff;
    border: 1.5px solid var(--dnl-border);
    border-radius: 12px;
    transition: all 0.2s;
}
.dnl-list-item:hover {
    border-color: var(--dnl-primary);
    box-shadow: 0 4px 12px rgba(79,70,229,0.1);
}

.dnl-list-type-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}
.type-url { background: #dbeafe; color: #2563eb; }
.type-html { background: #fef9c3; color: #a16207; }
.type-react { background: #f0fdf4; color: #16a34a; }

.dnl-list-content {
    flex: 1;
    min-width: 0;
}
.dnl-list-title-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 4px;
}
.dnl-list-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.dnl-list-desc {
    font-size: 0.85rem;
    color: var(--dnl-text-light);
    margin-bottom: 6px;
}
.dnl-list-meta {
    display: flex;
    gap: 16px;
    font-size: 0.75rem;
    color: var(--dnl-secondary);
}
.dnl-list-meta span { display: flex; align-items: center; gap: 4px; }

.dnl-list-actions {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
}

.dnl-action-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.2s;
    border: 1.5px solid transparent;
}
.btn-open { background: var(--dnl-primary); color: #fff; }
.btn-open:hover { background: #4338ca; color: #fff; text-decoration: none; }
.btn-stu { background: #f0fdf4; color: var(--dnl-success); border-color: #bbf7d0; }
.btn-stu:hover { background: #dcfce7; text-decoration: none; }
.btn-tch { background: #fff7ed; color: var(--dnl-warning); border-color: #fed7aa; }
.btn-tch:hover { background: #ffedd5; text-decoration: none; }

/* ── Badges ────────────────────────────────────────── */
.dnl-list-badges {
    display: flex;
    gap: 4px;
}
.dnl-badge {
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 999px;
}
.dnl-badge-grade { background: #dcfce7; color: #15803d; }
.dnl-badge-subj { background: #ede9fe; color: #6d28d9; }

/* ── 分頁 ──────────────────────────────────────────── */
.dnl-pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 32px;
}
.dnl-page-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    border-radius: 8px;
    background: #fff;
    border: 1.5px solid var(--dnl-border);
    color: var(--dnl-primary);
    font-weight: 700;
    text-decoration: none;
}
.dnl-page-link:hover {
    border-color: var(--dnl-primary);
    background: var(--dnl-primary-light);
    text-decoration: none;
}
.dnl-page-link.active {
    background: var(--dnl-primary);
    color: #fff;
    border-color: var(--dnl-primary);
}

.dnl-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--dnl-text-light);
}
.dnl-empty-icon {
    font-size: 3rem;
    color: var(--dnl-border);
    margin-bottom: 16px;
}

@media (max-width: 768px) {
    .dnl-list-item { flex-direction: column; align-items: flex-start; }
    .dnl-list-actions { width: 100%; justify-content: flex-end; }
    .dnl-filter-row { flex-direction: column; align-items: flex-start; gap: 8px; }
}