.hn-page { padding: 56px 0 100px; }
.hn-intro { text-align: center; max-width: 54ch; margin: 0 auto 30px; }
.hn-intro .hero__eyebrow { margin-bottom: 18px; }
.hn-intro h1 { font-family: var(--font-display); font-size: clamp(1.8rem, 4vw, 2.4rem); letter-spacing: -0.02em; margin: 0 0 10px; }
.hn-intro p { color: var(--ink-soft); margin: 0; line-height: 1.6; }

.hn-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 34px; }
.hn-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 24px; }
.hn-card__head { display: flex; align-items: center; gap: 10px; margin-bottom: 8px; }
.hn-icon { font-size: 1.3rem; }
.hn-card__head h2 { font-family: var(--font-display); font-size: 1.15rem; margin: 0; }
.hn-hint { font-size: 0.8rem; color: var(--ink-soft); margin: 0 0 14px; }

.hn-fields { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 12px; }
.hn-card:nth-child(2) .hn-fields { grid-template-columns: 1fr 1fr; }
.hn-field { display: flex; flex-direction: column; gap: 6px; }
.hn-field label { font-size: 0.78rem; font-weight: 600; color: var(--ink-soft); }
.hn-field input { border: 2px solid var(--line); border-radius: 12px; padding: 11px 13px; font-family: var(--font-mono); font-size: 1rem; font-weight: 600; background: var(--bg); color: var(--ink); transition: border-color var(--dur-fast) var(--ease); }
.hn-field input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(var(--accent-rgb, 11, 122, 85),0.12); }

.hn-output { margin-top: 16px; background: rgba(var(--accent-rgb, 11, 122, 85),0.06); border: 1px solid rgba(var(--accent-rgb, 11, 122, 85),0.2); border-radius: var(--radius-md); padding: 14px 16px; font-family: var(--font-mono); font-size: 1.15rem; font-weight: 700; color: var(--accent-ink); text-align: center; min-height: 23px; }

.hn-hukum { max-width: 900px; margin: 0 auto; }
.hn-hukum > h2 { font-family: var(--font-display); font-size: 1.4rem; text-align: center; margin: 0 0 20px; }
.hn-hukum-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.hn-hukum-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 24px; position: relative; }
.hn-hukum__num { position: absolute; top: 18px; right: 20px; font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; color: rgba(var(--accent-rgb, 11, 122, 85),0.12); }
.hn-hukum-card h3 { font-family: var(--font-display); font-size: 1.05rem; margin: 0 0 10px; }
.hn-hukum-card p { font-size: 0.88rem; color: var(--ink-soft); line-height: 1.7; margin: 0 0 10px; }
.hn-hukum-card p:last-child { margin-bottom: 0; }
.hn-contoh { font-size: 0.8rem !important; background: rgba(15,157,148,0.08); border-radius: var(--radius-sm); padding: 10px 12px !important; }

@media (max-width: 880px) {
  .hn-layout { grid-template-columns: 1fr; }
  .hn-hukum-grid { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .hn-fields, .hn-card:nth-child(2) .hn-fields { grid-template-columns: 1fr; }
}