/* Filter bar */
  .filter-bar {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 20px 22px;
    display: flex; flex-direction: column; gap: 14px;
  }
  .filter-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
  .filter-label {
    font-size: 12px; font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    width: 76px; flex-shrink: 0;
  }
  .chip {
    padding: 7px 14px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface);
    font-size: 13px; font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s;
    font-family: inherit;
  }
  .chip:hover { color: var(--fs-red); border-color: var(--fs-red); }
  .chip.active {
    background: var(--gradient-brand); color: #fff;
    border-color: transparent;
  }
  .filter-search {
    flex: 1; min-width: 240px;
    display: flex; gap: 0;
    background: var(--surface-2);
    border-radius: 999px;
    padding: 4px 4px 4px 16px;
    align-items: center;
  }
  .filter-search input {
    border: none; outline: none; background: transparent;
    flex: 1; padding: 8px 0; font-family: inherit; font-size: 13.5px;
    color: var(--text);
  }
  .filter-search button {
    background: var(--gradient-brand); color: #fff;
    border: none; padding: 8px 16px; border-radius: 999px;
    cursor: pointer; font-family: inherit; font-size: 12.5px; font-weight: 600;
  }

  /* Featured */
  .featured-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
  .feat-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
    display: grid; grid-template-columns: 0.8fr 1fr;
    transition: all 0.2s;
  }
  .feat-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
  .feat-cover {
    background: var(--surface-2);
    display: flex; align-items: center; justify-content: center;
    padding: 24px;
    color: var(--text-faint);
    position: relative;
    min-height: 220px;
  }
  .feat-cover::before {
    content: ''; position: absolute; inset: 0;
    background-image: repeating-linear-gradient(135deg, transparent 0 14px, rgba(207,200,191,0.3) 14px 15px);
  }
  .feat-cover .badge-label {
    font-family: ui-monospace, "SF Mono", Menlo, monospace;
    font-size: 11px; letter-spacing: 0.06em; text-transform: uppercase;
    background: #fff; padding: 5px 11px; border-radius: 6px;
    color: var(--text-faint); border: 1px solid var(--border);
    position: relative; z-index: 1;
    text-align: center;
  }
  .feat-body { padding: 22px 24px; display: flex; flex-direction: column; }
  .feat-tag {
    align-self: flex-start;
    font-size: 11px; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.1em;
    color: var(--fs-red);
    margin-bottom: 8px;
  }
  .feat-title { font-size: 18px; font-weight: 600; margin: 0 0 8px; line-height: 1.35; letter-spacing: -0.01em; }
  .feat-desc { font-size: 13.5px; color: var(--text-muted); line-height: 1.65; margin: 0 0 14px; flex: 1; }
  .feat-meta { font-size: 12px; color: var(--text-faint); margin-bottom: 14px; }
  .feat-btn {
    background: var(--fs-red-light); color: var(--fs-red);
    padding: 9px 16px; border-radius: 8px;
    font-size: 13px; font-weight: 600;
    display: inline-flex; align-items: center; gap: 8px;
    align-self: flex-start; cursor: pointer; border: none;
    font-family: inherit; text-decoration: none;
    transition: all 0.15s;
  }
  .feat-btn:hover { background: var(--fs-red); color: #fff; }

  /* Doc cards */
  .doc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
  .doc-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 22px;
    transition: all 0.2s;
    display: flex; flex-direction: column;
  }
  .doc-card:hover { border-color: var(--fs-red); }
  .doc-icon {
    width: 46px; height: 56px;
    background: var(--fs-red-light);
    border: 1px solid var(--fs-red-light);
    border-radius: 6px;
    display: flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 700; color: var(--fs-red);
    letter-spacing: 0.04em;
    margin-bottom: 14px;
    position: relative;
  }
  .doc-icon::after {
    content: ''; position: absolute;
    top: 0; right: 0; width: 14px; height: 14px;
    background: #fff;
    clip-path: polygon(0 0, 100% 100%, 0 100%);
  }
  .doc-type {
    font-size: 11px; text-transform: uppercase;
    color: var(--text-faint); letter-spacing: 0.08em;
    margin-bottom: 6px; font-weight: 600;
  }
  .doc-title {
    font-size: 14.5px; font-weight: 500;
    line-height: 1.4; margin: 0 0 8px;
    color: var(--text);
    flex: 1;
  }
  .doc-meta {
    font-size: 12px; color: var(--text-muted);
    margin-bottom: 14px;
  }
  .doc-actions { display: flex; gap: 8px; }
  .doc-btn {
    padding: 7px 12px; border-radius: 7px;
    font-size: 12px; font-weight: 600;
    border: 1px solid var(--border);
    color: var(--text-muted);
    background: var(--surface);
    cursor: pointer; font-family: inherit;
    display: inline-flex; align-items: center; gap: 5px;
    transition: all 0.15s;
    text-decoration: none;
  }
  .doc-btn.primary {
    background: var(--gradient-brand); color: #fff;
    border-color: transparent;
  }
  .doc-btn.primary:hover { box-shadow: 0 4px 12px -4px rgba(230,51,34,0.4); }
  .doc-btn:not(.primary):hover { border-color: var(--fs-red); color: var(--fs-red); }

  /* TCVN list */
  .tcvn-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .tcvn-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 18px 20px;
    display: flex; gap: 14px; align-items: flex-start;
    transition: all 0.15s;
  }
  .tcvn-item:hover { border-color: var(--fs-red); }
  .tcvn-num {
    font-size: 11px; font-weight: 700;
    padding: 4px 10px;
    background: var(--fs-red); color: #fff;
    border-radius: 6px;
    flex-shrink: 0; letter-spacing: 0.04em;
  }
  .tcvn-num.vbpl { background: var(--text); }
  .tcvn-text { font-size: 13.5px; line-height: 1.6; color: var(--text-muted); }
  .tcvn-text strong { display: block; margin-bottom: 4px; color: var(--text); font-weight: 600; font-size: 14.5px; }

  /* Email capture */
  .capture-block {
    background: linear-gradient(120deg, #1B222C 0%, #2A211D 60%, #3A1F18 100%);
    border-radius: 20px;
    padding: 48px 56px;
    color: #fff;
    display: grid; grid-template-columns: 1.4fr 1fr; gap: 40px;
    align-items: center;
    position: relative; overflow: hidden;
  }
  .capture-block::before {
    content: '';
    position: absolute; right: -120px; top: -120px;
    width: 360px; height: 360px;
    background: radial-gradient(circle at center, rgba(230,51,34,0.35) 0%, transparent 70%);
    border-radius: 50%;
  }
  .capture-block .eyebrow { color: #F26B1F; margin-bottom: 10px; position: relative; }
  .capture-block .eyebrow::before { background: linear-gradient(90deg, #F26B1F, #E63322); }
  .capture-title {
    font-size: 26px; font-weight: 600;
    letter-spacing: -0.01em; line-height: 1.25;
    margin: 0 0 8px;
    position: relative;
  }
  .capture-desc {
    color: #B6BDC6; font-size: 14.5px;
    line-height: 1.7; margin: 0;
    position: relative;
  }
  .capture-form {
    display: flex; gap: 8px;
    background: rgba(255,255,255,0.08);
    padding: 6px; border-radius: 12px;
    position: relative;
  }
  .capture-form input {
    flex: 1; background: transparent;
    border: none; outline: none;
    padding: 10px 14px; font-size: 14px;
    color: #fff;
    font-family: inherit;
  }
  .capture-form input::placeholder { color: #8A8278; }
  .capture-form button {
    background: var(--gradient-brand);
    color: #fff;
    padding: 10px 20px; border: none;
    border-radius: 8px;
    font-size: 13.5px; font-weight: 600;
    cursor: pointer; font-family: inherit;
    white-space: nowrap;
  }
  .capture-form button:hover { box-shadow: 0 4px 14px -4px rgba(230,51,34,0.5); }

  @media (max-width: 980px) {
    .featured-grid { grid-template-columns: 1fr; }
    .doc-grid { grid-template-columns: repeat(2, 1fr); }
    .tcvn-grid { grid-template-columns: 1fr; }
    .capture-block { grid-template-columns: 1fr; padding: 36px 32px; }
    .filter-label { width: 100%; margin-bottom: -4px; }
  }
  @media (max-width: 640px) {
    .feat-card { grid-template-columns: 1fr; }
    .feat-cover { min-height: 160px; }
    .doc-grid { grid-template-columns: 1fr; }
    .capture-block { padding: 28px 24px; }
    .capture-title { font-size: 22px; }
    .capture-form { flex-direction: column; }
  }