.dl-intro { margin: 24px 0 28px; }
.dl-intro h2 { font-size: clamp(2rem, 3.4vw, 2.8rem); margin: 8px 0 12px; letter-spacing: -0.03em; color: #0f172a; }
.dl-lead { color: #475569; max-width: 620px; line-height: 1.8; margin: 0; }

.dl-filters {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 26px;
}
.dl-filters .tabs { display: inline-flex; background: rgba(16, 24, 40, 0.05); border-radius: 999px; padding: 4px; }
.dl-filters .tab {
    border: none; background: transparent; padding: 9px 20px; border-radius: 999px;
    font-weight: 600; font-size: 1.02rem; color: #475569; cursor: pointer;
}
.dl-filters .tab.active { background: #fff; color: #0f172a; box-shadow: 0 4px 12px rgba(15, 23, 42, 0.08); }
.filter-selects { display: flex; gap: 10px; flex-wrap: wrap; }
.filter-selects select, .filter-selects input {
    padding: 10px 14px; border: 1px solid rgba(15, 23, 42, 0.1); border-radius: 12px;
    font-size: 1.02rem; background: #fff; outline: none;
}
.filter-selects select:focus, .filter-selects input:focus { border-color: #6a6dff; }

.dl-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 30px; }
.dl-card {
    background: #fff;
    border-radius: 26px;
    padding: 32px;
    box-shadow: 0 20px 50px rgba(12, 24, 56, 0.06);
    display: flex;
    flex-direction: column;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.dl-card:hover { transform: translateY(-6px); box-shadow: 0 32px 80px rgba(22, 36, 75, 0.12); }
.dl-card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 22px; }
.badge { display: inline-flex; padding: 6px 14px; border-radius: 999px; font-size: 1rem; font-weight: 700; }
.badge-manual { background: rgba(99, 102, 241, 0.12); color: #4338ca; }
.badge-driver { background: rgba(6, 182, 212, 0.14); color: #0e7490; }
.dl-lang { margin-left: auto; font-size: 0.95rem; color: #64748b; font-weight: 600; }
.dl-product { margin: 0; font-size: 1rem; color: #7c8189; letter-spacing: 0.02em; text-transform: uppercase; font-weight: 600; }
.dl-title { margin: 0 0 22px; font-size: 1.35rem; color: #111827; line-height: 1.5; }
.dl-meta { display: flex; gap: 16px; align-items: center; margin-bottom: 24px; }
.dl-version { font-weight: 700; color: #4f46e5; background: rgba(99, 102, 241, 0.08); padding: 4px 12px; border-radius: 8px; font-size: 1rem; }
.dl-size { color: #64748b; font-size: 1rem; }
.dl-notes { color: #475569; font-size: 1.06rem; line-height: 1.85; margin: 0 0 20px; }
.dl-foot { margin-top: auto; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-top: 22px; border-top: 1px solid rgba(15, 23, 42, 0.06); }
.dl-foot .btn { flex-shrink: 0; white-space: nowrap; }
.dl-updated { color: #94a3b8; font-size: 1rem; }

.dl-empty, .dl-noresult { color: #64748b; text-align: center; padding: 40px 0; grid-column: 1 / -1; }

/* 這個連結在頁尾，落在全站漸層最深的那一段——原本的淺灰在深藍上看不見 */
.admin-entry { color: #dbe9fb; text-decoration: none; }
.admin-entry:hover { color: #ffffff; }

/* ---------- language selection page ---------- */
.lang-main { margin: 24px 0 40px; }
.lang-lead { color: #475569; font-size: 1.15rem; line-height: 1.85; margin: 0 0 32px; }
.lang-region { margin-bottom: 34px; }
.lang-region-title {
    font-size: 0.95rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: #7c8189;
    margin: 0 0 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}
.lang-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}
.lang-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 18px 20px;
    border-radius: 16px;
    background: #fff;
    border: 1px solid rgba(15, 23, 42, 0.08);
    text-decoration: none;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.lang-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 40px rgba(22, 36, 75, 0.1);
    border-color: rgba(106, 109, 255, 0.35);
}
.lang-item.active {
    border-color: #6a6dff;
    box-shadow: 0 0 0 2px rgba(106, 109, 255, 0.2);
}
.lang-country { font-size: 1.02rem; font-weight: 600; color: #94a3b8; }
.lang-name { font-size: 1.05rem; font-weight: 700; color: #111827; }
.lang-item.active .lang-name { color: #4f46e5; }

@media (max-width: 960px) {
    .lang-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .lang-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
    .lang-item { padding: 14px 14px; }
    .lang-country { font-size: 0.95rem; }
}

@media (max-width: 960px) {
    .dl-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    .dl-grid { grid-template-columns: 1fr; }
    .dl-filters { flex-direction: column; align-items: stretch; }
}

/* ---------- language selection page: white background, darker text ---------- */
.lang-page-body .lang-lead { color: #334155; }
.lang-page-body .lang-region-title { color: #475569; }
.lang-page-body .lang-country { color: #475569; }
.lang-page-body .lang-name { color: #0f172a; }

/* QVL intro: make the label and heading match the lead paragraph */
.qvl-intro .section-label,
.qvl-intro h2 {
    margin: 0 0 12px;
    font-size: 1.12rem;
    font-weight: 400;
    line-height: 1.8;
    letter-spacing: normal;
    text-transform: none;
    color: #475569;
}

/* ---------- QVL (Qualified Vendor List) table ---------- */
.qvl-wrap {
    background: #fff;
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(12, 24, 56, 0.06);
    padding: 8px;
    overflow-x: auto;
}
.qvl-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 1.06rem;
    min-width: 760px;
}
.qvl-table thead th {
    text-align: left;
    padding: 16px 18px;
    font-size: 0.92rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #64748b;
    border-bottom: 2px solid rgba(15, 23, 42, 0.08);
    white-space: nowrap;
}
.qvl-table tbody td {
    padding: 15px 18px;
    color: #334155;
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
    white-space: nowrap;
}
.qvl-table tbody tr:last-child td { border-bottom: none; }
.qvl-table tbody tr:hover td { background: rgba(106, 109, 255, 0.05); }
.qvl-vendor { font-weight: 600; color: #1e293b; }
.qvl-model { font-weight: 700; color: #0f172a; }
.qvl-remark { color: #64748b; }

.qvl-tag {
    display: inline-flex;
    align-items: center;
    padding: 9px 20px;
    border-radius: 999px;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.02em;
}
.qvl-tag-nvme { background: rgba(99, 102, 241, 0.12); color: #4338ca; }
.qvl-tag-m2   { background: rgba(6, 182, 212, 0.14);  color: #0e7490; }
.qvl-tag-sata { background: rgba(16, 185, 129, 0.14); color: #047857; }