/* ============================================================
   FarmField 정책/소개 페이지 — 시네마틱 다크 (메인 landing-01 컨셉 통일)
   - about / terms / privacy 공용
   - 글래스 sticky nav + 정사영상 히어로 + 다크 콘텐츠 카드
   - 토큰은 .pd-page 스코프에 격리 (common.css :root 오염 방지)
   - 정책 본문은 길 수 있으므로 이 페이지군만 세로 스크롤 허용
   ============================================================ */

/* sticky nav 높이만큼 앵커 점프 오프셋 — 목차 클릭 시 섹션이 nav 바로 아래 상단에 정렬됨 */
html { scroll-behavior:smooth; scroll-padding-top:84px; }
html, body { margin:0; padding:0; background:#0d1117; }

.pd-page{
  --bg:#0d1117; --bg2:#161b22; --bg3:#1c2128; --surface:#21262d; --suf2:#2d333b;
  --bd:rgba(240,246,252,.10); --bd2:rgba(240,246,252,.17);
  --t1:#e6edf3; --t2:#bcc4ce; --t3:#97a0ab;
  --green:#3fb950; --blue:#58a6ff; --cyan:#39c5cf;
  --gn2:rgba(63,185,80,.12);
  --bl2:rgba(88,166,255,.12);
  --r:8px; --r2:12px;
  --pd-font:'Inter','Noto Sans KR',system-ui,sans-serif;
  --pd-mono:'JetBrains Mono',ui-monospace,monospace;

  min-height:100vh; background:var(--bg); color:var(--t1);
  font-family:var(--pd-font); -webkit-font-smoothing:antialiased;
}
.pd-page *{box-sizing:border-box}

/* ── 글래스 sticky nav ─────────────────────────── */
.pd-nav{position:sticky; top:0; z-index:100;
  background:rgba(13,17,23,.72); backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%); border-bottom:1px solid var(--bd)}
.pd-nav-inner{max-width:960px; margin:0 auto; padding:14px 24px;
  display:flex; align-items:center; justify-content:space-between}
.pd-brand{display:flex; align-items:center; gap:10px; text-decoration:none}
.pd-mark{width:32px; height:32px; border-radius:8px; background:linear-gradient(135deg,var(--green),#2ea043);
  display:grid; place-items:center; box-shadow:0 2px 10px rgba(63,185,80,.35); flex-shrink:0}
.pd-mark svg{width:18px; height:18px}
.pd-brand-tx{font-size:17px; font-weight:700; color:var(--t1); letter-spacing:-.3px}
.pd-links{display:flex; align-items:center; gap:22px}
.pd-link{font-size:13.5px; color:var(--t2); text-decoration:none; transition:color .2s}
.pd-link:hover{color:var(--t1)}
.pd-link.active{color:var(--green); font-weight:600}
.pd-home{font-size:13px; color:var(--t1); text-decoration:none; padding:7px 15px;
  border:1px solid var(--bd2); border-radius:999px; background:rgba(255,255,255,.05);
  transition:background .2s,border-color .2s}
.pd-home:hover{background:rgba(255,255,255,.12); border-color:rgba(255,255,255,.3)}

/* ── 정사영상 히어로 ───────────────────────────── */
.pd-hero{position:relative; overflow:hidden; padding:64px 24px 56px; text-align:center}
.pd-hero-img{position:absolute; inset:0; width:100%; height:100%; object-fit:cover; z-index:0}
.pd-hero-img.ph{
  background:
    radial-gradient(120% 90% at 80% 0%, rgba(210,153,34,.22), transparent 55%),
    radial-gradient(100% 90% at 10% 100%, rgba(63,185,80,.2), transparent 60%),
    repeating-linear-gradient(115deg, #1d2a18 0 70px, #243218 70px 140px, #2e3a1c 140px 210px, #1a2615 210px 280px),
    linear-gradient(160deg,#11160f,#0d1117);
  background-blend-mode:screen,screen,normal,normal;}
.pd-hero-scrim{position:absolute; inset:0; z-index:1;
  background:linear-gradient(180deg, rgba(13,17,23,.6) 0%, rgba(13,17,23,.5) 50%, rgba(13,17,23,.92) 100%)}
.pd-hero-inner{position:relative; z-index:2; max-width:760px; margin:0 auto}
.pd-hero-eb{font-family:var(--pd-mono); font-size:12px; color:var(--cyan); letter-spacing:2px; margin-bottom:14px}
.pd-hero h1{font-size:38px; font-weight:800; letter-spacing:-1px; text-shadow:0 4px 24px rgba(0,0,0,.6)}
.pd-hero h1 em{font-style:normal; background:linear-gradient(120deg,var(--green),#7ee787);
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent}
.pd-hero p{margin-top:14px; font-size:15px; color:#c5ccd4; line-height:1.6; text-shadow:0 2px 10px rgba(0,0,0,.5)}

/* ── 콘텐츠 컨테이너 ───────────────────────────── */
.pd-container{max-width:900px; margin:0 auto; padding:48px 24px 72px}

/* about — 인트로 */
.pd-intro{text-align:center; margin-bottom:48px}
.pd-intro h2{font-size:26px; font-weight:800; letter-spacing:-.6px; margin-bottom:14px}
.pd-intro h2 em{font-style:normal; color:var(--green)}
.pd-intro p{font-size:15px; color:var(--t2); line-height:1.8; max-width:680px; margin:0 auto}

/* about — 기능 카드 */
.pd-features{display:grid; grid-template-columns:repeat(3,1fr); gap:16px; margin-bottom:40px}
.pd-feature{background:var(--surface); border:1px solid var(--bd); border-radius:var(--r2);
  padding:28px 22px; text-align:center; transition:transform .2s, border-color .2s, box-shadow .2s}
.pd-feature:hover{transform:translateY(-3px); border-color:var(--bd2); box-shadow:0 10px 28px rgba(0,0,0,.35)}
.pd-feature-ic{width:52px; height:52px; margin:0 auto 16px; border-radius:13px; background:var(--gn2);
  display:grid; place-items:center; color:var(--green)}
.pd-feature-ic svg{width:26px; height:26px}
.pd-feature h3{font-size:16px; font-weight:700; margin-bottom:8px; color:var(--t1)}
.pd-feature p{font-size:13px; color:var(--t2); line-height:1.6}

/* about — 통계 4종 */
.pd-stats{display:grid; grid-template-columns:repeat(4,1fr); gap:16px; margin-bottom:40px}
.pd-stat{background:linear-gradient(135deg, var(--surface), var(--bg2)); border:1px solid var(--bd);
  border-radius:var(--r2); padding:26px 20px; text-align:center}
.pd-stat-value{font-family:var(--pd-mono); font-size:30px; font-weight:700; letter-spacing:-.5px;
  color:var(--green); margin-bottom:6px}
.pd-stat-label{font-size:13px; color:var(--t2)}

/* about — CTA */
.pd-cta{background:radial-gradient(ellipse 80% 120% at 50% 0%, rgba(63,185,80,.1), transparent 60%), var(--surface);
  border:1px solid var(--bd); border-radius:var(--r2); padding:40px; text-align:center}
.pd-cta-title{font-size:22px; font-weight:800; letter-spacing:-.5px; color:var(--t1); margin-bottom:8px}
.pd-cta-desc{font-size:14px; color:var(--t2); margin-bottom:24px}
.pd-cta-buttons{display:flex; justify-content:center; gap:12px}
.pd-cta-btn{display:inline-flex; align-items:center; justify-content:center; height:48px; padding:0 28px;
  font-size:14.5px; font-weight:600; border-radius:var(--r); text-decoration:none; transition:transform .18s,box-shadow .2s,background .2s}
.pd-cta-btn-primary{background:var(--green); color:#06210c; box-shadow:0 6px 18px rgba(63,185,80,.3)}
.pd-cta-btn-primary:hover{transform:translateY(-2px); background:#46c95a; box-shadow:0 10px 26px rgba(63,185,80,.42)}
.pd-cta-btn-ghost{background:rgba(255,255,255,.05); color:var(--t1); border:1px solid var(--bd2)}
.pd-cta-btn-ghost:hover{background:rgba(255,255,255,.12); transform:translateY(-2px)}

/* terms / privacy — 메타 (시행일·버전) */
.pd-docmeta{display:flex; align-items:center; justify-content:center; gap:16px; margin-top:16px;
  font-size:12.5px; color:#aeb6c0}
.pd-docmeta-item{display:flex; align-items:center; gap:6px}
.pd-docmeta-item svg{width:14px; height:14px; stroke:currentColor; opacity:.8}

/* terms / privacy — 문서 본문 */
.pd-content{background:var(--surface); border:1px solid var(--bd); border-radius:var(--r2); padding:40px 38px}

/* 목차 (TOC) */
.pd-toc{background:var(--bg2); border:1px solid var(--bd); border-radius:var(--r); padding:20px 24px; margin-bottom:32px}
.pd-toc-title{font-size:12px; font-weight:700; color:var(--t2); text-transform:uppercase; letter-spacing:.6px; margin-bottom:12px}
.pd-toc-list{list-style:none; margin:0; padding:0; display:grid; grid-template-columns:repeat(2,1fr); gap:6px 24px}
.pd-toc-list a{display:block; padding:5px 0; font-size:13.5px; color:var(--blue); text-decoration:none; transition:color .15s}
.pd-toc-list a:hover{color:#79b8ff; text-decoration:underline}

.pd-section{padding:24px 0; border-bottom:1px solid var(--bd); scroll-margin-top:80px}
.pd-section:first-of-type{padding-top:0}
.pd-section:last-child{border-bottom:none; padding-bottom:0}
.pd-section h2{font-size:17px; font-weight:700; color:var(--t1); margin-bottom:14px;
  display:flex; align-items:center; gap:10px}
.pd-section-num{display:inline-flex; align-items:center; justify-content:center; width:26px; height:26px;
  background:var(--green); color:#06210c; border-radius:50%; font-size:12px; font-weight:700; flex-shrink:0}
.pd-section p{font-size:14px; color:var(--t2); line-height:1.8; margin-bottom:10px}
.pd-section p:last-child{margin-bottom:0}
.pd-section ul{margin:8px 0; list-style:none; padding:0}
.pd-section li{position:relative; padding-left:18px; font-size:14px; color:var(--t2); line-height:1.7; margin-bottom:7px}
.pd-section li::before{content:''; position:absolute; left:2px; top:9px; width:6px; height:6px;
  border-radius:50%; background:var(--green); opacity:.7}
.pd-section li strong{color:var(--t1); font-weight:600}
/* 서브 리스트 */
.pd-sublist{margin:6px 0 6px 16px !important}
.pd-sublist li{font-size:13px; color:var(--t3)}
.pd-sublist li::before{width:4px; height:4px; background:var(--t3); top:9px}

/* 하이라이트 박스 */
.pd-highlight{background:var(--bl2); border-left:3px solid var(--blue);
  border-radius:0 var(--r) var(--r) 0; padding:14px 18px; margin:14px 0;
  font-size:13px; color:#aeb6c0; line-height:1.7}
.pd-highlight a{color:var(--green); text-decoration:none; font-weight:600}
.pd-highlight a:hover{text-decoration:underline}

/* 표 */
.pd-table{width:100%; border-collapse:collapse; margin:12px 0; font-size:13px}
.pd-table th{background:var(--bg2); padding:10px 14px; text-align:left; font-weight:600;
  color:var(--t1); border:1px solid var(--bd); white-space:nowrap}
.pd-table td{padding:10px 14px; color:var(--t2); border:1px solid var(--bd); line-height:1.6}

/* ── 푸터 ──────────────────────────────────────── */
.pd-footer{border-top:1px solid var(--bd); background:var(--bg2)}
.pd-footer-inner{max-width:960px; margin:0 auto; padding:24px;
  display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:12px}
.pd-footer-copy{font-size:12px; color:var(--t3); font-family:var(--pd-mono)}
.pd-footer-links{display:flex; gap:18px}
.pd-footer-links a{font-size:12.5px; color:var(--t2); text-decoration:none}
.pd-footer-links a:hover{color:var(--green)}

/* ── 반응형 ────────────────────────────────────── */
@media (max-width:760px){
  .pd-features{grid-template-columns:1fr}
  .pd-hero h1{font-size:30px}
  .pd-links{gap:14px}
  .pd-content{padding:28px 22px}
}
@media (max-width:560px){
  .pd-links .pd-link{display:none}
  .pd-hero{padding:48px 20px 40px}
}