/* ================================================
   Tra Cứu Chứng Chỉ UDCNTT – Dark Theme
   ================================================ */
:root {
    --bg-dark:    #0d1117;
    --bg-card:    #161b22;
    --bg-input:   #1c2431;
    --border:     #30363d;
    --accent:     #2f81f7;
    --accent-glow:#388bfd33;
    --text-main:  #e6edf3;
    --text-muted: #8b949e;
    --text-sub:   #58a6ff;
    --success:    #3fb950;
    --gold:       #e3b341;
    --danger:     #f85149;
    --btn-bg:     #238636;
    --btn-hover:  #2ea043;
    --radius:     10px;
}

.ccpxu-wrap {
    background:var(--bg-dark); border:1px solid var(--border);
    border-radius:14px; overflow:hidden;
    font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
    color:var(--text-main); max-width:1060px; margin:0 auto;
}

/* ── HEADER ─────────────────────────────── */
.ccpxu-header {
    background:var(--bg-card); border-bottom:1px solid var(--border);
    padding:18px 28px; display:flex; align-items:center;
    justify-content:space-between; flex-wrap:wrap; gap:12px;
}
.ccpxu-logo { display:flex; align-items:center; gap:14px; }
.ccpxu-logo-icon {
    font-size:30px; background:var(--bg-input);
    width:52px; height:52px; border-radius:12px;
    border:1px solid var(--border);
    display:flex; align-items:center; justify-content:center;
}
.ccpxu-logo-sub   { font-size:10px; letter-spacing:2px; color:var(--text-sub); text-transform:uppercase; }
.ccpxu-logo-title { font-size:19px; font-weight:800; letter-spacing:.5px; color:#fff; text-shadow:0 0 1px rgba(255,255,255,.3); }
.ccpxu-status {
    font-size:13px; color:var(--text-muted);
    border:1px solid var(--border); border-radius:20px;
    padding:6px 16px; display:flex; align-items:center; gap:8px;
}
.ccpxu-dot { width:8px; height:8px; background:var(--success); border-radius:50%; box-shadow:0 0 6px var(--success); }

/* ── BODY ───────────────────────────────── */
.ccpxu-body { display:grid; grid-template-columns:1fr 272px; min-height:420px; }
.ccpxu-main { padding:28px; border-right:1px solid var(--border); }

.ccpxu-section-title { font-size:18px; font-weight:700; margin:0 0 4px; }
.ccpxu-section-sub   { font-size:12px; color:var(--text-muted); text-transform:uppercase; letter-spacing:1px; margin:0 0 22px; }

/* ── FORM TÌM KIẾM ──────────────────────── */
.ccpxu-search-form {
    display:grid;
    grid-template-columns: 1fr 1fr auto;
    gap:12px;
    align-items:flex-end;
    margin-bottom:10px;
}
.ccpxu-field { display:flex; flex-direction:column; gap:6px; }
.ccpxu-label {
    font-size:11px; font-weight:600; text-transform:uppercase;
    letter-spacing:.8px; color:var(--text-muted);
}
.ccpxu-field input {
    background:var(--bg-input); border:1px solid var(--border);
    border-radius:var(--radius); color:var(--text-main); font-size:14px;
    padding:12px 16px; outline:none;
    transition:border-color .2s, box-shadow .2s;
}
.ccpxu-field input:focus {
    border-color:var(--accent); box-shadow:0 0 0 3px var(--accent-glow);
}
.ccpxu-field input::placeholder { color:var(--text-muted); }
.ccpxu-field input.error { border-color:var(--danger); }

.ccpxu-btn-search {
    background:var(--btn-bg); color:#fff; border:none;
    border-radius:var(--radius); padding:12px 22px;
    font-size:14px; font-weight:600; cursor:pointer;
    transition:background .2s; white-space:nowrap;
    align-self:flex-end; height:46px;
}
.ccpxu-btn-search:hover { background:var(--btn-hover); }

.ccpxu-hint {
    font-size:12px; color:var(--text-muted);
    margin:6px 0 24px; line-height:1.6;
}

/* ── RESULT HEADER ──────────────────────── */
.ccpxu-result-header {
    display:flex; align-items:center; justify-content:space-between;
    margin:0 0 14px; font-size:13px; color:var(--text-muted);
}
.ccpxu-btn-clear {
    background:none; border:1px solid var(--border); color:var(--text-muted);
    border-radius:6px; padding:4px 12px; font-size:12px; cursor:pointer;
}
.ccpxu-btn-clear:hover { border-color:var(--danger); color:var(--danger); }

/* ── CERTIFICATE CARD ───────────────────── */
.ccpxu-cards-list { display:flex; flex-direction:column; gap:16px; }

.ccpxu-cert-card {
    background:var(--bg-card); border:1px solid var(--border);
    border-radius:12px; overflow:hidden;
    transition:border-color .25s, box-shadow .25s;
}
.ccpxu-cert-card:hover {
    border-color:var(--gold);
    box-shadow:0 0 0 1px var(--gold)22;
}

/* Card header */
.ccpxu-cert-header {
    background:linear-gradient(135deg, #1a2744 0%, #1e3a5f 100%);
    padding:16px 22px;
    display:flex; align-items:center; justify-content:space-between;
    flex-wrap:wrap; gap:10px;
    border-bottom:1px solid var(--border);
}
.ccpxu-cert-name  { font-size:18px; font-weight:700; color:#fff; }
.ccpxu-cert-meta  { font-size:12px; color:#a0b4cc; margin-top:3px; }

/* Badge chứng chỉ hợp lệ */
.ccpxu-badge-valid {
    background:rgba(227,179,65,.15); color:var(--gold);
    border:1px solid rgba(227,179,65,.4);
    font-size:12px; font-weight:600;
    padding:5px 14px; border-radius:20px;
    display:flex; align-items:center; gap:6px;
}

/* Card body */
.ccpxu-cert-body { padding:20px 22px; }

/* Grid thông tin cá nhân */
.ccpxu-info-grid {
    display:grid; grid-template-columns:repeat(auto-fit,minmax(160px,1fr));
    gap:14px; margin-bottom:20px;
}
.ccpxu-info-label {
    font-size:10px; text-transform:uppercase; letter-spacing:1px;
    color:var(--text-muted); margin-bottom:4px;
}
.ccpxu-info-value { font-size:14px; font-weight:500; color:var(--text-main); }

/* Divider */
.ccpxu-divider {
    border:none; border-top:1px solid var(--border); margin:0 0 18px;
}

/* Số hiệu chứng chỉ — nổi bật */
.ccpxu-cc-highlight {
    display:grid; grid-template-columns:1fr 1fr; gap:14px;
    margin-bottom:16px;
}
.ccpxu-cc-box {
    background:var(--bg-dark); border:1px solid var(--border);
    border-radius:10px; padding:14px 18px;
}
.ccpxu-cc-box.primary { border-color:rgba(227,179,65,.4); }
.ccpxu-cc-box .ccpxu-info-label { margin-bottom:6px; }
.ccpxu-cc-num {
    font-size:17px; font-weight:700; letter-spacing:1px;
    color:var(--gold); font-family:monospace;
}
.ccpxu-cc-num2 {
    font-size:15px; font-weight:600; letter-spacing:.5px;
    color:var(--text-sub); font-family:monospace;
}

/* Khóa & ghi chú */
.ccpxu-bottom-row {
    display:flex; align-items:center; gap:12px; flex-wrap:wrap;
}
.ccpxu-khoa-badge {
    background:var(--bg-input); border:1px solid var(--border);
    border-radius:6px; padding:5px 14px;
    font-size:13px; color:var(--text-muted);
}
.ccpxu-khoa-badge strong { color:var(--text-sub); }
.ccpxu-ghi-chu {
    font-size:12px; color:var(--warning);
    background:rgba(210,153,34,.08); border-left:3px solid var(--gold);
    padding:6px 12px; border-radius:4px; flex:1;
}

/* Empty / Loading */
.ccpxu-empty, .ccpxu-loading { text-align:center; padding:52px 20px; color:var(--text-muted); }
.ccpxu-empty span { font-size:44px; display:block; margin-bottom:14px; }
.ccpxu-empty p    { line-height:1.8; font-size:14px; }
.ccpxu-spinner {
    display:inline-block; width:18px; height:18px;
    border:2px solid var(--border); border-top-color:var(--accent);
    border-radius:50%; animation:ccpxu-spin .7s linear infinite;
    margin-right:8px; vertical-align:middle;
}
@keyframes ccpxu-spin { to { transform:rotate(360deg); } }

/* ── SIDEBAR ────────────────────────────── */
.ccpxu-sidebar { padding:22px 18px; background:var(--bg-card); display:flex; flex-direction:column; gap:14px; }
.ccpxu-sidebar-card { border:1px solid var(--border); border-radius:var(--radius); padding:16px; background:var(--bg-dark); }
.ccpxu-sidebar-card.ccpxu-note      { border-color:#3d2b00; }
.ccpxu-sidebar-card.ccpxu-info-card { border-color:#1f3a5f; }
.ccpxu-sidebar-icon { font-size:20px; margin-bottom:8px; }
.ccpxu-sidebar-card h3  { font-size:13px; font-weight:700; color:var(--text-main); margin:0 0 10px; }
.ccpxu-sidebar-card ul  { margin:0; padding:0 0 0 16px; color:var(--text-muted); font-size:13px; line-height:2; }
.ccpxu-sidebar-card p   { color:var(--text-muted); font-size:13px; margin:0; line-height:1.7; }
.ccpxu-sidebar-card code{ background:var(--bg-input); padding:1px 6px; border-radius:4px; font-size:12px; }
.ccpxu-sidebar-card kbd { background:var(--bg-input); border:1px solid var(--border); border-radius:4px; padding:1px 6px; font-size:11px; font-family:monospace; }

/* ── RESPONSIVE ─────────────────────────── */
@media(max-width:860px){
    .ccpxu-body          { grid-template-columns:1fr; }
    .ccpxu-main          { border-right:none; border-bottom:1px solid var(--border); }
    .ccpxu-search-form   { grid-template-columns:1fr; }
    .ccpxu-btn-search    { width:100%; }
    .ccpxu-cc-highlight  { grid-template-columns:1fr; }
    .ccpxu-logo-title    { font-size:15px; }
}

/* ═══════════════════════════════════════════════════
   MOBILE RESPONSIVE – Chứng Chỉ
   ═══════════════════════════════════════════════════ */
@media (max-width: 768px) {
    .ccpxu-wrap   { border-radius: 10px; }
    .ccpxu-header { padding: 14px 16px; }
    .ccpxu-body   { grid-template-columns: 1fr; }
    .ccpxu-main   { padding: 16px; border-right: none; border-bottom: 1px solid var(--border); }
    .ccpxu-sidebar{ padding: 16px; }
    .ccpxu-logo-title { font-size: 14px; }

    /* Search form → stack dọc */
    .ccpxu-search-form          { grid-template-columns: 1fr; gap: 10px; }
    .ccpxu-field input          { font-size: 16px; } /* tránh zoom iOS */
    .ccpxu-btn-search           { width: 100%; height: 48px; }

    /* Card kết quả */
    .ccpxu-cert-header  { padding: 12px 14px; }
    .ccpxu-cert-name    { font-size: 16px; }
    .ccpxu-cert-body    { padding: 14px; }

    /* Info grid → 2 cột */
    .ccpxu-info-grid    { grid-template-columns: 1fr 1fr; gap: 10px; }

    /* Số hiệu CC → stack dọc */
    .ccpxu-cc-highlight { grid-template-columns: 1fr; gap: 10px; }
    .ccpxu-cc-num  { font-size: 15px; }
    .ccpxu-cc-num2 { font-size: 13px; }

    /* Bottom row */
    .ccpxu-bottom-row { flex-direction: column; align-items: flex-start; gap: 8px; }
    .ccpxu-ghi-chu    { width: 100%; box-sizing: border-box; }
}