/* Trang /noco-starter — quà tặng bộ kit Noco-Starter Free.
   Cùng ngôn ngữ thị giác với /appsheet-analyzer: xanh royal #1d4ed8, thẻ trắng viền mảnh, bo 16–24px.
   Mọi class có tiền tố nks- để không đụng style.css / theme-fluent-glass.css. Lưu ý: theme-fluent-glass.css có
   quy tắc [class*="tag"],[class*="badge"],[class*="pill"]{border-radius:999px} — tránh các chữ đó trong tên class. */
.nks {
  --nks-blue: #1d4ed8; --nks-blue-dark: #133c9f; --nks-blue-light: #e8eefc;
  --nks-green: #15803d; --nks-green-light: #e7f5ec; --nks-red: #b91c1c; --nks-red-light: #fdecec;
  --nks-bg: #f4f6fa; --nks-surface: #fff; --nks-border: #d9dfe7; --nks-border-soft: #e7ebf1;
  --nks-text: #0b1420; --nks-text2: #42505f; --nks-text3: #5c6a7a;
  --nks-shadow: 0 1px 2px rgba(11,20,32,.05), 0 18px 40px -26px rgba(29,78,216,.35);
  background: radial-gradient(ellipse 70% 520px at 25% 0%, rgba(29,78,216,.09), transparent 70%), var(--nks-bg);
  color: var(--nks-text2);
  padding-top: calc(var(--header-h) + var(--header-offset) + 24px);
  padding-bottom: 72px;
}
.nks .mi { font-family: 'Material Symbols Rounded'; font-weight: 400; font-style: normal; line-height: 1; vertical-align: middle;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24; letter-spacing: normal; text-transform: none; white-space: nowrap; direction: ltr; user-select: none; }
.nks-wrap { width: 100%; max-width: 1140px; margin: 0 auto; padding-inline: var(--gutter); }
.nks-sec { margin-top: 72px; }
.nks-eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 700; color: var(--nks-blue);
  text-transform: uppercase; letter-spacing: .14em; }
.nks-head { text-align: center; max-width: 720px; margin: 0 auto 32px; }
.nks-head h2 { font-size: clamp(1.6rem, 1.2rem + 1.4vw, 2.3rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.15; margin-top: 10px; }
.nks-head p { margin-top: 12px; font-size: 15.5px; line-height: 1.65; }

/* Hero */
.nks-hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 48px; align-items: center; }
.nks-gift { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px 6px 8px; border-radius: 999px; background: var(--nks-surface);
  border: 1px solid var(--nks-border-soft); font-size: 13px; font-weight: 700; color: var(--nks-text); box-shadow: 0 1px 2px rgba(11,20,32,.05); }
.nks-gift__ico { width: 26px; height: 26px; border-radius: 50%; background: linear-gradient(180deg, #1d4ed8, #133c9f); color: #fff;
  display: inline-flex; align-items: center; justify-content: center; }
.nks-gift__ico .mi { font-size: 16px; font-variation-settings: 'FILL' 1, 'wght' 500, 'GRAD' 0, 'opsz' 20; }
.nks-gift b { color: var(--nks-green); }
.nks-hero h1 { margin-top: 18px; font-size: clamp(2rem, 1.3rem + 2.6vw, 3.1rem); font-weight: 800; letter-spacing: -.035em; line-height: 1.08; }
.nks-hero h1 span { color: var(--nks-blue); }
.nks-lead { margin-top: 18px; font-size: 17px; line-height: 1.65; max-width: 58ch; }
.nks-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.nks-btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 50px; padding: 0 22px; border-radius: 13px;
  font-size: 15px; font-weight: 700; cursor: pointer; border: 1px solid var(--nks-border); background: var(--nks-surface); color: var(--nks-text);
  transition: transform .15s, box-shadow .15s, background .15s; text-decoration: none; }
.nks-btn:hover { transform: translateY(-1px); box-shadow: 0 10px 22px -12px rgba(11,20,32,.35); }
.nks-btn .mi { font-size: 20px; }
.nks-btn--primary { color: #fff; border-color: #133c9f; background: linear-gradient(180deg, #1d4ed8 0%, #133c9f 100%);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.3), 0 10px 24px -10px rgba(29,78,216,.55); }
.nks-btn--primary:hover { background: linear-gradient(180deg, #1a46c4 0%, #0f3286 100%); box-shadow: inset 0 1px 0 rgba(255,255,255,.3), 0 14px 30px -10px rgba(29,78,216,.6); }
.nks-btn small { font-weight: 500; opacity: .8; font-size: 12.5px; }
.nks-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 20px; font-size: 13px; font-weight: 600; color: var(--nks-text3); }
.nks-meta span { display: inline-flex; align-items: center; gap: 6px; }
.nks-meta .mi { font-size: 17px; color: var(--nks-green); }

/* Cửa sổ cây thư mục */
.nks-win { background: var(--nks-surface); border: 1px solid var(--nks-border-soft); border-radius: 18px; box-shadow: var(--nks-shadow); overflow: hidden; transform: rotate(1.2deg); }
.nks-win__bar { display: flex; align-items: center; gap: 6px; padding: 11px 14px; border-bottom: 1px solid var(--nks-border-soft); background: var(--nks-bg); }
.nks-dot { width: 10px; height: 10px; border-radius: 50%; }
.nks-dot.r { background: #ff5f57; } .nks-dot.y { background: #febc2e; } .nks-dot.g { background: #28c840; }
.nks-win__title { margin-left: 10px; font-family: var(--font-mono); font-size: 12px; color: var(--nks-text3); }
.nks-tree { padding: 14px 16px 16px; font-family: var(--font-mono); font-size: 12.5px; line-height: 1.9; color: var(--nks-text); }
.nks-tree div { display: flex; align-items: center; gap: 8px; white-space: nowrap; }
.nks-tree .mi { font-size: 16px; color: var(--nks-text3); }
.nks-tree .d .mi { color: #e6a100; font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 20; }
.nks-tree .in1 { padding-left: 22px; } .nks-tree .in2 { padding-left: 44px; }
.nks-tree em { margin-left: auto; font-style: normal; font-family: var(--font-body); font-size: 11.5px; color: var(--nks-text3); padding-left: 14px; }
.nks-tree .hl { color: var(--nks-blue); font-weight: 500; }

/* Lưới thẻ */
.nks-grid { display: grid; gap: 16px; }
.nks-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.nks-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.nks-card { background: var(--nks-surface); border: 1px solid var(--nks-border-soft); border-radius: 18px; padding: 22px; display: flex; flex-direction: column; gap: 10px;
  transition: border-color .15s, box-shadow .15s, transform .15s; }
.nks-card:hover { border-color: rgba(29,78,216,.3); box-shadow: var(--nks-shadow); transform: translateY(-2px); }
.nks-card__ico { width: 44px; height: 44px; border-radius: 12px; background: var(--nks-blue-light); color: var(--nks-blue); display: flex; align-items: center; justify-content: center; }
.nks-card__ico .mi { font-size: 24px; font-variation-settings: 'FILL' 1, 'wght' 500, 'GRAD' 0, 'opsz' 24; }
.nks-card__ico--red { background: var(--nks-red-light); color: var(--nks-red); }
.nks-card h3 { font-size: 16px; font-weight: 700; color: var(--nks-text); line-height: 1.3; letter-spacing: -.01em; }
.nks-card p { font-size: 14px; line-height: 1.6; margin: 0; }
.nks-card code { font-family: var(--font-mono); font-size: 12.5px; color: var(--nks-blue-dark); background: var(--nks-blue-light); padding: 1px 6px; border-radius: 5px; }

/* Các bước */
.nks-steps { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 14px; counter-reset: nks; }
.nks-step { position: relative; background: var(--nks-surface); border: 1px solid var(--nks-border-soft); border-radius: 18px; padding: 20px 18px; }
.nks-step__n { width: 32px; height: 32px; border-radius: 50%; background: var(--nks-blue); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 800; font-size: 14px; }
.nks-step h3 { margin-top: 12px; font-size: 15px; font-weight: 700; color: var(--nks-text); }
.nks-step p { margin-top: 6px; font-size: 13.5px; line-height: 1.55; }
.nks-step code { font-family: var(--font-mono); font-size: 12px; background: var(--nks-bg); border: 1px solid var(--nks-border-soft); padding: 0 5px; border-radius: 4px; color: var(--nks-text); }

/* Bảng so sánh */
.nks-table-wrap { background: var(--nks-surface); border: 1px solid var(--nks-border-soft); border-radius: 20px; overflow-x: auto; box-shadow: 0 1px 2px rgba(11,20,32,.04); }
.nks-table { width: 100%; border-collapse: collapse; font-size: 14px; min-width: 640px; }
.nks-table th, .nks-table td { padding: 12px 16px; border-bottom: 1px solid var(--nks-border-soft); text-align: center; }
.nks-table th:first-child, .nks-table td:first-child { text-align: left; color: var(--nks-text); }
.nks-table thead th { font-size: 13px; font-weight: 800; color: var(--nks-text); background: var(--nks-bg); text-transform: uppercase; letter-spacing: .06em; }
.nks-table thead th.is-free { color: #fff; background: var(--nks-blue); }
.nks-table td.is-free { background: rgba(29,78,216,.05); font-weight: 700; color: var(--nks-blue); }
.nks-table tbody tr:last-child td { border-bottom: 0; }
.nks-table .yes { color: var(--nks-green); font-weight: 800; }
.nks-table .no { color: #b6bfcb; }
.nks-table-foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px; margin-top: 16px; font-size: 14px; }

/* Giấy phép */
.nks-lic { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.nks-lic__col { border-radius: 18px; padding: 22px 24px; border: 1px solid var(--nks-border-soft); background: var(--nks-surface); }
.nks-lic__col h3 { display: flex; align-items: center; gap: 8px; font-size: 16px; font-weight: 800; color: var(--nks-text); margin-bottom: 10px; }
.nks-lic__col.ok h3 .mi { color: var(--nks-green); } .nks-lic__col.ng h3 .mi { color: var(--nks-red); }
.nks-lic__col ul { display: flex; flex-direction: column; gap: 8px; }
.nks-lic__col li { position: relative; padding-left: 18px; font-size: 14px; line-height: 1.55; }
.nks-lic__col li::before { content: ''; position: absolute; left: 2px; top: .62em; width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: .45; }
.nks-lic__note { margin-top: 12px; font-size: 13px; color: var(--nks-text3); text-align: center; }

/* Dải kêu gọi */
.nks-cta { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; padding: 32px 36px; border-radius: 24px; color: #fff;
  background: linear-gradient(135deg, #1d4ed8 0%, #133c9f 60%, #0a1a5c 100%); box-shadow: 0 28px 56px -28px rgba(29,78,216,.6); }
.nks-cta__txt { flex: 1; min-width: 260px; }
.nks-cta h2 { color: #fff; font-size: clamp(1.4rem, 1.1rem + 1vw, 1.9rem); font-weight: 800; letter-spacing: -.025em; }
.nks-cta p { margin-top: 8px; color: rgba(255,255,255,.82); font-size: 15px; line-height: 1.6; }
.nks-cta__act { display: flex; flex-wrap: wrap; gap: 10px; }
.nks-cta .nks-btn { height: 46px; background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.35); }
.nks-cta .nks-btn.white { background: #fff; color: #133c9f; border-color: #fff; }

@media (max-width: 1000px) {
  .nks-hero { grid-template-columns: 1fr; gap: 32px; }
  .nks-win { transform: none; max-width: 520px; }
  .nks-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nks-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .nks-steps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .nks { padding-top: calc(var(--header-h) + var(--header-offset) + 16px); }
  .nks-sec { margin-top: 56px; }
  .nks-grid--4, .nks-grid--3, .nks-steps, .nks-lic { grid-template-columns: 1fr; }
  .nks-btn { width: 100%; }
  .nks-lead { font-size: 15.5px; }
  .nks-cta { padding: 26px 22px; }
  .nks-tree { font-size: 11.5px; }
  .nks-tree em { display: none; }
}