/* ============================================================
   DUISTATS — 음주운전 수치 정보 플랫폼 디자인 시스템
   8pt scale · navy/ivory/teal/amber · Pretendard + Noto Serif KR
   ============================================================ */
:root{
  --navy-900:#101B2E; --navy-800:#16273F; --navy-700:#1F3A5F; --navy-600:#2C4A73; --navy-500:#3E5D8C;
  --teal:#2E8B87; --teal-dark:#236B68; --teal-soft:#E4F0EF;
  --amber:#F0B429; --amber-soft:#FBF1D8;
  --brick:#7A2E2E; --brick-soft:#F6E9E7;
  --ivory:#F7F4EE; --bg:#FCFBF8; --surface:#FFFFFF;
  --ink:#1C2534; --ink-2:#46536A; --ink-3:#7A8598;
  --line:#E7E3DA; --line-2:#D8D3C8;
  --radius-lg:20px; --radius-md:14px; --radius-sm:10px;
  --shadow-1:0 1px 2px rgba(16,27,46,.06), 0 4px 14px rgba(16,27,46,.05);
  --shadow-2:0 10px 30px rgba(16,27,46,.10);
  --font-display:"Noto Serif KR", "Pretendard", serif;
  --font-body:"Pretendard", -apple-system, BlinkMacSystemFont, system-ui, Roboto, "Helvetica Neue", "Segoe UI", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --container:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion: reduce){ *{animation:none!important; transition:none!important} html{scroll-behavior:auto} }
body{margin:0; font-family:var(--font-body); color:var(--ink); background:var(--bg); font-size:16px; line-height:1.7; -webkit-font-smoothing:antialiased; overflow-x:hidden}
img{max-width:100%; height:auto}
a{color:var(--teal-dark); text-decoration:none; transition:color .2s ease}
a:hover{color:var(--navy-700)}
h1,h2,h3,h4{font-family:var(--font-display); color:var(--navy-900); line-height:1.35; letter-spacing:-.01em; margin:0}
::selection{background:rgba(46,139,135,.18)}
:focus-visible{outline:3px solid rgba(46,139,135,.55); outline-offset:2px; border-radius:4px}

.container{max-width:var(--container); margin:0 auto; padding:0 24px}
.section{padding:104px 0}
.section-tight{padding:72px 0}
@media (max-width:900px){ .section{padding:72px 0} .section-tight{padding:48px 0} }

/* ---------- buttons ---------- */
.btn{display:inline-flex; align-items:center; justify-content:center; gap:8px; min-height:48px; padding:0 26px; border-radius:999px; font-weight:600; font-size:15.5px; letter-spacing:-.01em; border:0; cursor:pointer; transition:transform .2s ease, box-shadow .2s ease, background .2s ease; font-family:var(--font-body)}
.btn-primary{background:var(--teal); color:#fff; box-shadow:0 6px 18px rgba(46,139,135,.30)}
.btn-primary:hover{background:var(--teal-dark); transform:translateY(-2px); box-shadow:0 10px 24px rgba(46,139,135,.36); color:#fff}
.btn-light{background:#fff; color:var(--navy-800); box-shadow:var(--shadow-1)}
.btn-light:hover{transform:translateY(-2px); box-shadow:var(--shadow-2); color:var(--navy-800)}
.btn-outline{background:transparent; color:#fff; border:1.5px solid rgba(255,255,255,.55)}
.btn-outline:hover{border-color:#fff; background:rgba(255,255,255,.08); color:#fff}
.btn-amber{background:var(--amber); color:var(--navy-900); box-shadow:0 6px 18px rgba(240,180,41,.30)}
.btn-amber:hover{transform:translateY(-2px); filter:brightness(1.04); color:var(--navy-900)}

/* ---------- header ---------- */
.site-header{position:sticky; top:0; z-index:50; background:rgba(252,251,248,.88); backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px); border-bottom:1px solid var(--line)}
.header-inner{max-width:var(--container); margin:0 auto; padding:0 24px; height:72px; display:flex; align-items:center; gap:32px}
.brand{display:flex; align-items:center; gap:12px; font-family:var(--font-display); font-weight:700; font-size:21px; color:var(--navy-900); letter-spacing:-.02em; white-space:nowrap}
.brand-mark{width:38px; height:38px; border-radius:12px; background:linear-gradient(135deg, var(--navy-700), var(--navy-900)); display:flex; align-items:center; justify-content:center; color:var(--amber); font-weight:800; font-size:16px; flex:none}
.brand em{font-style:normal; color:var(--teal)}
.main-nav{display:flex; gap:28px; margin-left:auto; align-items:center}
.main-nav a{font-size:15px; font-weight:600; color:var(--ink-2); position:relative; padding:6px 0}
.main-nav a:hover{color:var(--navy-900)}
.main-nav a::after{content:""; position:absolute; left:0; bottom:0; width:0; height:2px; border-radius:2px; background:var(--teal); transition:width .25s ease}
.main-nav a:hover::after{width:100%}
.nav-cta{min-height:42px; padding:0 20px; font-size:14.5px}
.nav-toggle{display:none; width:44px; height:44px; border:1px solid var(--line-2); border-radius:12px; background:#fff; cursor:pointer; align-items:center; justify-content:center; margin-left:auto}
.nav-toggle svg{width:20px; height:20px; stroke:var(--navy-800)}
@media (max-width:980px){
  .main-nav{position:fixed; inset:72px 0 auto 0; background:var(--surface); flex-direction:column; align-items:flex-start; gap:0; padding:12px 24px 20px; border-bottom:1px solid var(--line); box-shadow:var(--shadow-2); transform:translateY(-140%); transition:transform .28s ease; margin-left:0}
  .main-nav.open{transform:translateY(0)}
  .main-nav a{width:100%; padding:14px 0; border-bottom:1px solid var(--line); font-size:16px}
  .nav-cta{margin-top:16px; width:100%}
  .nav-toggle{display:flex}
}

/* ---------- hero ---------- */
.hero{position:relative; background:linear-gradient(150deg, var(--navy-900) 0%, var(--navy-800) 55%, #20345A 100%); color:#fff; overflow:hidden}
.hero::before{content:""; position:absolute; inset:0; background:radial-gradient(900px 480px at 82% -10%, rgba(46,139,135,.34), transparent 60%), radial-gradient(700px 420px at 8% 110%, rgba(240,180,41,.14), transparent 55%); pointer-events:none}
.hero-grid{max-width:var(--container); margin:0 auto; padding:112px 24px 0; display:grid; grid-template-columns:1.05fr .95fr; gap:56px; align-items:center; position:relative}
.hero-copy{padding-bottom:96px}
.hero-badge{display:inline-flex; align-items:center; gap:8px; background:rgba(255,255,255,.10); border:1px solid rgba(255,255,255,.18); color:#DDE6F2; font-size:13px; font-weight:600; padding:7px 14px; border-radius:999px; letter-spacing:.02em; margin-bottom:26px}
.hero-badge .dot{width:7px; height:7px; border-radius:50%; background:var(--amber)}
.hero h1{color:#fff; font-size:clamp(40px, 5.2vw, 62px); font-weight:700; line-height:1.18; letter-spacing:-.025em; margin-bottom:22px}
.hero h1 .accent{color:var(--amber); font-style:normal}
.hero-lead{font-size:clamp(16.5px, 1.6vw, 19px); line-height:1.75; color:#C7D0DC; max-width:520px; margin:0 0 34px}
.hero-actions{display:flex; gap:14px; flex-wrap:wrap}
.hero-stats{display:grid; grid-template-columns:repeat(3,1fr); gap:14px; margin-top:52px; max-width:560px}
.hero-stat{background:rgba(255,255,255,.07); border:1px solid rgba(255,255,255,.14); border-radius:var(--radius-md); padding:16px 18px; backdrop-filter:blur(6px)}
.hero-stat b{display:block; font-family:var(--font-display); font-size:26px; color:#fff; letter-spacing:-.01em}
.hero-stat span{font-size:12.5px; color:#9FB0C7; line-height:1.5; display:block; margin-top:2px}
.hero-visual{position:relative; padding-bottom:96px}
.hero-img{border-radius:24px; box-shadow:0 30px 70px rgba(0,0,0,.42); border:1px solid rgba(255,255,255,.16); aspect-ratio:16/9; object-fit:cover; width:100%; transform:translateY(0); transition:transform .4s ease}
.hero-visual:hover .hero-img{transform:translateY(-6px)}
.hero-float{position:absolute; background:rgba(255,255,255,.97); color:var(--ink); border-radius:16px; box-shadow:0 18px 44px rgba(0,0,0,.30); padding:16px 20px; display:flex; gap:14px; align-items:center}
.hero-float.b1{left:-26px; bottom:60px; animation:floaty 6s ease-in-out infinite}
.hero-float.b2{right:-12px; top:26px; animation:floaty 7s ease-in-out 1.2s infinite}
.hero-float .ic{width:40px; height:40px; border-radius:12px; display:flex; align-items:center; justify-content:center; font-weight:800; font-size:17px}
.hero-float .ic.teal{background:var(--teal-soft); color:var(--teal-dark)}
.hero-float .ic.amber{background:var(--amber-soft); color:#8a6410}
.hero-float b{display:block; font-size:15px; letter-spacing:-.01em}
.hero-float span{font-size:12px; color:var(--ink-3)}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-9px)}}
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr; padding-top:72px; gap:36px}
  .hero-copy{padding-bottom:0}
  .hero-visual{padding-bottom:0}
  .hero-float.b1{left:8px; bottom:-22px}
  .hero-float.b2{display:none}
  .hero-stats{max-width:100%}
}

/* ---------- section headers ---------- */
.sec-head{max-width:720px; margin-bottom:48px}
.sec-eyebrow{display:inline-flex; align-items:center; gap:8px; font-size:13px; font-weight:700; color:var(--teal-dark); letter-spacing:.14em; text-transform:uppercase; margin-bottom:14px}
.sec-eyebrow::before{content:""; width:26px; height:2px; background:var(--teal); border-radius:2px}
.sec-head h2{font-size:clamp(27px, 3.4vw, 38px); letter-spacing:-.02em; margin-bottom:14px}
.sec-head p{color:var(--ink-2); font-size:16.5px; margin:0}
.sec-head.center{margin-left:auto; margin-right:auto; text-align:center}
.sec-head.center .sec-eyebrow{justify-content:center}
.sec-head.center .sec-eyebrow::after{content:""; width:26px; height:2px; background:var(--teal); border-radius:2px}

/* ---------- bac band ---------- */
.band{background:linear-gradient(135deg, var(--ivory), #F1EDE3); border-radius:28px; padding:56px; display:grid; grid-template-columns:1.02fr .98fr; gap:48px; align-items:center}
.band-img{border-radius:18px; box-shadow:var(--shadow-2); width:100%}
.band h3{font-size:26px; letter-spacing:-.02em; margin-bottom:14px}
.band p{color:var(--ink-2); margin:0 0 24px}
.band-list{list-style:none; margin:0 0 28px; padding:0; display:grid; gap:10px}
.band-list li{display:flex; gap:12px; align-items:flex-start; font-size:15px; color:var(--ink)}
.band-list li .n{flex:none; width:26px; height:26px; border-radius:50%; background:var(--navy-800); color:#fff; font-size:12.5px; font-weight:700; display:flex; align-items:center; justify-content:center; margin-top:1px}
@media (max-width:900px){ .band{grid-template-columns:1fr; padding:32px 24px} }

/* ---------- procedure timeline ---------- */
.timeline{position:relative; display:grid; grid-template-columns:repeat(5,1fr); gap:18px}
.timeline::before{content:""; position:absolute; top:25px; left:4%; right:4%; height:2px; background:var(--line-2)}
.tl-step{position:relative; background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-md); padding:20px 16px 18px; text-align:center; box-shadow:var(--shadow-1)}
.tl-step .tl-n{position:relative; z-index:2; width:50px; height:50px; margin:0 auto 12px; border-radius:50%; background:var(--navy-800); color:#fff; font-weight:700; font-size:16px; display:flex; align-items:center; justify-content:center; box-shadow:0 0 0 6px var(--bg)}
.tl-step:nth-child(2) .tl-n{background:var(--teal)}
.tl-step:nth-child(3) .tl-n{background:var(--amber); color:var(--navy-900)}
.tl-step:nth-child(4) .tl-n{background:var(--navy-600)}
.tl-step:nth-child(5) .tl-n{background:var(--brick)}
.tl-step b{display:block; font-size:14.5px; margin-bottom:6px}
.tl-step span{font-size:12.5px; color:var(--ink-3); line-height:1.55; display:block}
@media (max-width:900px){
  .timeline{grid-template-columns:1fr; gap:12px}
  .timeline::before{display:none}
  .tl-step{display:flex; gap:14px; text-align:left; align-items:center; padding:14px 16px}
  .tl-step .tl-n{margin:0; flex:none; width:44px; height:44px; font-size:14px}
}

/* ---------- cards ---------- */
.cards{display:grid; grid-template-columns:repeat(3,1fr); gap:24px}
@media (max-width:900px){ .cards{grid-template-columns:repeat(2,1fr); gap:16px} }
@media (max-width:620px){ .cards{grid-template-columns:1fr} }
.card{display:flex; flex-direction:column; background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-1); transition:transform .25s ease, box-shadow .25s ease}
.card:hover{transform:translateY(-6px); box-shadow:var(--shadow-2)}
.card-thumb{position:relative; aspect-ratio:16/9; overflow:hidden; background:var(--navy-800)}
.card-thumb img{width:100%; height:100%; object-fit:cover; transition:transform .5s ease}
.card:hover .card-thumb img{transform:scale(1.05)}
.card-thumb .tag{position:absolute; top:14px; left:14px; background:rgba(16,27,46,.82); color:#fff; font-size:11.5px; font-weight:600; padding:5px 11px; border-radius:999px; backdrop-filter:blur(4px); letter-spacing:.02em}
.card-body{padding:22px 22px 20px; display:flex; flex-direction:column; gap:10px; flex:1}
.card-body h3{font-size:18.5px; line-height:1.45; letter-spacing:-.015em}
.card-body h3 a{color:var(--navy-900)}
.card-body h3 a:hover{color:var(--teal-dark)}
.card-body p{font-size:14px; color:var(--ink-2); line-height:1.65; margin:0; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden}
.card-meta{display:flex; align-items:center; gap:8px; margin-top:auto; font-size:12.5px; color:var(--ink-3)}
.card-meta .go{margin-left:auto; color:var(--teal-dark); font-weight:700; font-size:13px; display:inline-flex; align-items:center; gap:4px}

/* carousel */
.carousel{display:grid; grid-auto-flow:column; grid-auto-columns:minmax(300px, 1fr); gap:20px; overflow-x:auto; padding:6px 4px 20px; scroll-snap-type:x mandatory; scrollbar-width:thin; scrollbar-color:var(--line-2) transparent}
.carousel .card{scroll-snap-align:start; min-width:0}
@media (max-width:700px){ .carousel{grid-auto-columns:minmax(250px, 1fr)} }

/* ---------- info strip / faq ---------- */
.info-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:24px}
@media (max-width:900px){ .info-grid{grid-template-columns:1fr} }
.info-item{background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-lg); padding:30px 28px; box-shadow:var(--shadow-1); transition:transform .25s ease, box-shadow .25s ease}
.info-item:hover{transform:translateY(-4px); box-shadow:var(--shadow-2)}
.info-item .ic{width:48px; height:48px; border-radius:14px; display:flex; align-items:center; justify-content:center; font-size:21px; font-weight:800; margin-bottom:18px}
.info-item:nth-child(3n+1) .ic{background:var(--teal-soft); color:var(--teal-dark)}
.info-item:nth-child(3n+2) .ic{background:var(--amber-soft); color:#8a6410}
.info-item:nth-child(3n) .ic{background:var(--brick-soft); color:var(--brick)}
.info-item h3{font-size:18px; margin-bottom:10px}
.info-item p{font-size:14.5px; color:var(--ink-2); margin:0; line-height:1.7}

.faq{max-width:820px; margin:0 auto}
.faq details{background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-md); margin-bottom:12px; padding:0; overflow:hidden}
.faq summary{cursor:pointer; list-style:none; display:flex; align-items:center; gap:14px; padding:20px 22px; font-weight:700; font-size:16px; color:var(--navy-900); transition:background .2s ease}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{background:var(--ivory)}
.faq summary .plus{flex:none; width:26px; height:26px; border-radius:50%; background:var(--teal-soft); color:var(--teal-dark); display:flex; align-items:center; justify-content:center; font-size:15px; transition:transform .25s ease}
.faq details[open] summary .plus{transform:rotate(45deg)}
.faq details .faq-a{padding:0 22px 22px; color:var(--ink-2); font-size:15px; line-height:1.75; border-top:1px dashed var(--line); padding-top:16px; margin:0 0 0; }

/* ---------- notice / legal ---------- */
.legal-banner{background:var(--navy-900); color:#C7D0DC; padding:44px 0}
.legal-banner .container{display:flex; gap:28px; align-items:flex-start; justify-content:space-between}
.legal-banner .lb-t{font-family:var(--font-display); color:#fff; font-size:17px; margin-bottom:8px; display:flex; align-items:center; gap:10px}
.legal-banner p{margin:0; font-size:13.5px; line-height:1.75; color:#9FB0C7; max-width:860px}
@media (max-width:700px){ .legal-banner .container{flex-direction:column; gap:14px} }

/* ---------- footer ---------- */
.site-footer{background:var(--navy-900); color:#9FB0C7; padding:72px 0 36px}
.footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; padding-bottom:48px; border-bottom:1px solid rgba(255,255,255,.10)}
.footer-brand{font-family:var(--font-display); font-size:22px; color:#fff; font-weight:700; display:flex; align-items:center; gap:12px; margin-bottom:14px}
.footer-brand .brand-mark{background:rgba(255,255,255,.10); color:var(--amber); border:1px solid rgba(255,255,255,.16)}
.footer-grid p{font-size:13.5px; line-height:1.75; margin:0; max-width:320px}
.footer-grid h4{color:#fff; font-family:var(--font-body); font-size:14px; letter-spacing:.06em; margin:0 0 16px; text-transform:uppercase}
.footer-grid ul{list-style:none; margin:0; padding:0; display:grid; gap:11px}
.footer-grid a{color:#9FB0C7; font-size:14px; transition:color .2s ease}
.footer-grid a:hover{color:#fff}
.footer-bottom{display:flex; align-items:center; justify-content:space-between; gap:16px; padding-top:26px; font-size:12.5px; color:#71809A; flex-wrap:wrap}
@media (max-width:900px){ .footer-grid{grid-template-columns:1fr 1fr; gap:32px} }
@media (max-width:560px){ .footer-grid{grid-template-columns:1fr} }

/* ============================================================
   콘텐츠(글/페이지) — 본문 타이포와 컴포넌트
   ============================================================ */
.page-shell{max-width:820px; margin:0 auto; padding:64px 24px 104px}
.post-hero{position:relative; background:linear-gradient(150deg, var(--navy-900), var(--navy-800)); color:#fff; padding:88px 24px 64px; text-align:center}
.post-hero .container{max-width:860px}
.post-hero .ph-tag{display:inline-block; background:rgba(255,255,255,.12); border:1px solid rgba(255,255,255,.2); color:#DDE6F2; font-size:12.5px; font-weight:600; padding:6px 14px; border-radius:999px; letter-spacing:.04em; margin-bottom:20px}
.post-hero h1{color:#fff; font-size:clamp(28px, 4vw, 42px); letter-spacing:-.02em; margin-bottom:14px; line-height:1.3}
.post-hero .ph-meta{color:#9FB0C7; font-size:13.5px; display:flex; gap:16px; justify-content:center; flex-wrap:wrap}
.post-hero .ph-meta a{color:#C7D0DC}
.post-hero .ph-meta a:hover{color:#fff}

.entry{font-size:17px; line-height:1.82; color:var(--ink)}
.entry > *{margin-bottom:26px}
.entry p{margin:0 0 26px}
.entry h2{font-size:clamp(23px, 3vw, 28px); margin:56px 0 20px; padding-top:8px; letter-spacing:-.02em}
.entry h2::before{content:""; display:block; width:34px; height:4px; border-radius:4px; background:var(--teal); margin-bottom:18px}
.entry h3{font-size:20px; margin:44px 0 14px}
.entry strong{color:var(--navy-900)}
.entry a{text-decoration:underline; text-underline-offset:3px; text-decoration-color:rgba(46,139,135,.4)}
.entry ul,.entry ol{padding-left:6px; margin:0 0 26px}
.entry ul li,.entry ol li{margin-bottom:9px; padding-left:14px}
.entry ul{list-style:none}
.entry ul li::before{content:""; position:relative; display:inline-block; width:6px; height:6px; border-radius:50%; background:var(--teal); margin-right:12px; vertical-align:middle}
.entry ol{counter-reset:step; list-style:none}
.entry ol li{counter-increment:step; position:relative; padding-left:40px}
.entry ol li::before{content:counter(step); position:absolute; left:0; top:3px; width:26px; height:26px; border-radius:50%; background:var(--navy-800); color:#fff; font-size:12.5px; font-weight:700; display:flex; align-items:center; justify-content:center}
.entry blockquote{margin:34px 0; padding:22px 26px; border-left:4px solid var(--teal); background:var(--teal-soft); border-radius:0 var(--radius-md) var(--radius-md) 0; color:var(--ink); font-size:16px}
.entry blockquote p{margin:0}

.entry table{width:100%; border-collapse:collapse; margin:34px 0; font-size:14.5px; box-shadow:var(--shadow-1); border-radius:var(--radius-md); overflow:hidden}
.entry thead th{background:var(--navy-800); color:#fff; text-align:left; padding:14px 16px; font-size:14px; letter-spacing:.01em; font-weight:600}
.entry tbody td{padding:13px 16px; border-bottom:1px solid var(--line); background:var(--surface); vertical-align:top; line-height:1.6}
.entry tbody tr:last-child td{border-bottom:0}
.entry tbody tr:nth-child(even) td{background:var(--ivory)}
.entry td:first-child{font-weight:600; color:var(--navy-900)}
@media (max-width:640px){ .entry table{display:block; overflow-x:auto; -webkit-overflow-scrolling:touch} }

.key-box{background:linear-gradient(135deg, var(--ivory), #F0ECE2); border:1px solid var(--line); border-left:4px solid var(--amber); border-radius:var(--radius-md); padding:22px 24px; font-size:15.5px; line-height:1.75; color:var(--ink)}
.key-box strong{color:var(--navy-900)}

.content-fig{margin:36px 0}
.content-fig img{width:100%; border-radius:var(--radius-md); box-shadow:var(--shadow-2); display:block}
.content-fig figcaption{font-size:13px; color:var(--ink-3); text-align:center; margin-top:12px; line-height:1.6}

.chart{display:grid; gap:10px; margin:34px 0; padding:24px; background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-md); box-shadow:var(--shadow-1)}
.chart-bar{position:relative; background:linear-gradient(90deg, var(--navy-600), var(--teal)); color:#fff; border-radius:8px; padding:10px 14px; min-height:46px; display:flex; align-items:center; gap:10px; font-size:13.5px; min-width:150px}
.chart-bar span{font-weight:700; white-space:nowrap}
.chart-bar em{font-style:normal; opacity:.85; font-size:12.5px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
.chart-bar:nth-child(2){background:linear-gradient(90deg, var(--navy-500), #5E7FAF)}
.chart-bar:nth-child(3){background:linear-gradient(90deg, var(--amber), #D99A1B); color:var(--navy-900)}
.chart-bar:nth-child(4){background:linear-gradient(90deg, var(--brick), #9C4440)}
@media (max-width:640px){ .chart-bar{flex-wrap:wrap; padding:10px 12px} }

.legal-notice p{margin:4px 0}
.ai-notice{font-size:.85em; color:#888; margin-top:2em}

/* related posts */
.related{max-width:820px; margin:0 auto 104px; padding:0 24px}
.related h2{font-family:var(--font-display); font-size:24px; margin-bottom:22px}
.related-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:18px}
@media (max-width:800px){ .related-grid{grid-template-columns:1fr 1fr} }
@media (max-width:520px){ .related-grid{grid-template-columns:1fr} }
.related-card{background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-md); overflow:hidden; box-shadow:var(--shadow-1); transition:transform .22s ease, box-shadow .22s ease; display:block}
.related-card:hover{transform:translateY(-4px); box-shadow:var(--shadow-2)}
.related-card img{width:100%; aspect-ratio:16/9; object-fit:cover}
.related-card .rc-body{padding:14px 16px; font-size:14px; font-weight:600; color:var(--navy-900); line-height:1.5}

/* archive / page head */
.archive-head{background:linear-gradient(150deg, var(--navy-900), var(--navy-800)); color:#fff; padding:72px 24px; text-align:center}
.archive-head h1{color:#fff; font-size:clamp(28px,4vw,40px)}
.archive-head p{color:#C7D0DC; margin:12px 0 0; font-size:15.5px}
.breadcrumb{font-size:13px; color:var(--ink-3); margin-bottom:24px}
.breadcrumb a{color:var(--teal-dark)}

/* reveal animation */
.reveal{opacity:0; transform:translateY(22px); transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1; transform:none}
@media (prefers-reduced-motion: reduce){ .reveal{opacity:1; transform:none} }

/* utilities */
.text-center{text-align:center}
.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mt-4{margin-top:32px}.mt-5{margin-top:48px}