/* ============================================================
   Download Area - Frontend Stylesheet
   Style: Clean, professional (Anker-inspired)
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; }

.da-page {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    color: #333;
    background: #f5f7fa;
    min-height: 100vh;
}

/* ── Hero ──────────────────────────────────────────────────── */
.da-hero {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    padding: 56px 24px 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.da-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.da-hero-inner {
    position: relative;
    max-width: 680px;
    margin: 0 auto;
}

.da-hero h1 {
    color: #fff;
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    font-weight: 700;
    margin: 0 0 12px;
    letter-spacing: -0.02em;
}

.da-hero-sub {
    color: rgba(255,255,255,0.7);
    font-size: 1rem;
    margin: 0 0 28px;
}

.da-search-wrap {
    display: flex;
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.25);
    max-width: 600px;
    margin: 0 auto;
}

.da-search-input {
    flex: 1;
    border: none;
    padding: 14px 18px;
    font-size: 0.95rem;
    outline: none;
    color: #333;
}

.da-search-btn {
    background: #0077b6;
    color: #fff;
    border: none;
    padding: 14px 24px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: background 0.2s;
}

.da-search-btn:hover { background: #005f92; }

/* ── Body Layout ───────────────────────────────────────────── */
.da-body {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 0;
    max-width: 1200px;
    margin: 0 auto;
    padding: 32px 24px;
    align-items: start;
}

@media (max-width: 768px) {
    .da-body { grid-template-columns: 1fr; }
    .da-sidebar { display: none; }
}

/* ── Sidebar ───────────────────────────────────────────────── */
.da-sidebar {
    position: sticky;
    top: 80px;
    padding-right: 24px;
}

.da-cat-nav { background: #fff; border-radius: 8px; padding: 16px; border: 1px solid #e2e8f0; }

.da-nav-label {
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    color: #a0aec0;
    margin: 0 0 10px;
    font-weight: 600;
}

.da-cat-nav ul { list-style: none; margin: 0; padding: 0; }
.da-cat-nav li { margin: 0; }

.da-nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    border-radius: 6px;
    text-decoration: none;
    color: #4a5568;
    font-size: 0.875rem;
    transition: all 0.15s;
}

.da-nav-link:hover { background: #ebf8ff; color: #0077b6; }
.da-nav-link svg { flex-shrink: 0; opacity: 0.6; }
.da-badge-lock { margin-left: auto; color: #a0aec0; }

/* ── Category Section ──────────────────────────────────────── */
.da-main { display: flex; flex-direction: column; gap: 28px; }

.da-category-section {
    background: #fff;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    overflow: hidden;
}

.da-category-header {
    padding: 18px 20px 14px;
    border-bottom: 1px solid #f0f4f8;
}

.da-category-header h2 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    font-weight: 700;
    color: #1a202c;
    margin: 0 0 4px;
}

.da-category-header h2 svg { color: #0077b6; }
.da-cat-desc { color: #718096; font-size: 0.85rem; margin: 4px 0 0; }

.da-customer-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: #fff3cd;
    color: #856404;
    font-size: 0.72rem;
    padding: 2px 8px;
    border-radius: 4px;
    border: 1px solid #ffc107;
    margin-top: 6px;
}

/* ── Quick Search ──────────────────────────────────────────── */
.da-quick-search-wrap {
    padding: 10px 20px;
    border-bottom: 1px solid #f0f4f8;
    background: #fafbfc;
}

.da-quick-search {
    width: 200px;
    border: 1px solid #cbd5e0;
    border-radius: 20px;
    padding: 5px 14px;
    font-size: 0.8rem;
    outline: none;
    transition: border 0.2s, width 0.2s;
    background: #fff;
}

.da-quick-search:focus { border-color: #0077b6; width: 260px; }

/* ── Document List ─────────────────────────────────────────── */
.da-doc-list { list-style: none; margin: 0; padding: 0; }

.da-doc-item { border-bottom: 1px solid #f0f4f8; }
.da-doc-item:last-child { border-bottom: none; }
.da-doc-item.hidden { display: none; }

.da-doc-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    text-decoration: none;
    color: #2d3748;
    font-size: 0.9rem;
    transition: background 0.15s;
}

.da-doc-link:hover { background: #f0f9ff; color: #0077b6; }
.da-doc-link:hover .da-download-icon { opacity: 1; color: #0077b6; }

.da-doc-icon { flex-shrink: 0; display: flex; align-items: center; }

.da-doc-title { flex: 1; }

.da-doc-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.75rem;
    color: #a0aec0;
}

.da-ext {
    background: #edf2f7;
    color: #718096;
    border-radius: 3px;
    padding: 1px 6px;
    font-weight: 600;
    font-size: 0.7rem;
    letter-spacing: 0.03em;
}

.da-download-icon {
    opacity: 0;
    transition: opacity 0.15s;
    color: #a0aec0;
    display: flex;
    align-items: center;
}

.da-doc-empty {
    padding: 24px 20px;
    color: #a0aec0;
    font-size: 0.875rem;
    text-align: center;
}

/* ── Artikel Detail Widget ─────────────────────────────────── */
.da-artikel-box {
    margin-top: 28px;
    border: 1px solid #bee3f8;
    border-radius: 8px;
    overflow: hidden;
}

.da-artikel-box-header {
    background: #ebf8ff;
    padding: 12px 16px;
    font-weight: 600;
    font-size: 0.9rem;
    color: #2b6cb0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.da-artikel-box .da-doc-link { font-size: 0.875rem; }


/* ── Search Mode Layout ────────────────────────────────────── */
.da-body--search {
    grid-template-columns: 1fr;
}

.da-body--search .da-main {
    width: 100%;
    max-width: 100%;
}

.da-body--search .da-category-section {
    width: 100%;
}

.da-body--search .da-doc-link {
    align-items: flex-start;
}

.da-body--search .da-doc-meta {
    flex-wrap: wrap;
    justify-content: flex-start;
    text-align: left;
}

.da-body--search .da-category-header h3 {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 700;
    color: #1a202c;
}


.da-search-articlehits {
    margin-top: 14px;
    padding-top: 12px;
    border-top: 1px solid #f0f4f8;
}

.da-search-articlehits-label {
    font-size: 0.82rem;
    font-weight: 600;
    color: #4a5568;
    margin-bottom: 8px;
}

.da-search-articlehits-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.da-search-articlehit {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid #dbe7f3;
    background: #f8fbff;
    color: #0f3460;
    text-decoration: none;
    font-size: 0.82rem;
}

.da-search-articlehit span {
    color: #718096;
}

.da-search-articlehit:hover {
    background: #eef6ff;
    border-color: #bfd8f0;
}


.da-doc-description {
    font-size: 0.82rem;
    color: #718096;
    margin-top: 2px;
    line-height: 1.35;
}


.da-doc-text{
    display:flex;
    flex-direction:column;
    flex:1;
}

.da-doc-title{
    font-weight:600;
}

.da-doc-description{
    margin-top:3px;
    font-size:0.82rem;
    color:#718096;
}