/* ═══════════════════════════════════════════════════════════════
   흐놀 HNOL — page.css
   블로그 글 · 서비스 페이지 등 "읽는 페이지" 전용 스타일시트.

   site.css 를 불러오지 않는다. 그쪽은 WebGL 배경과 오프닝 시퀀스를 전제로
   짜인 스타일이라, 읽기만 하면 되는 페이지에는 무게가 맞지 않는다.
   대신 디자인 토큰(색·서체·여백)은 site.css 와 같은 값을 그대로 복제한다 —
   두 스타일시트가 나란히 있어도 같은 사이트로 보이게 하기 위해서다.
   외부 CDN·폰트 로딩 0, 자바스크립트 의존 0.
   ═══════════════════════════════════════════════════════════════ */

:root{
  --bg:        #05060b;
  --bg-2:      #080a12;
  --ink:       #e9edf6;
  --ink-2:     #aab3c7;
  --dim:       #6f7893;
  --line:      rgba(150,170,220,.13);
  --line-2:    rgba(150,170,220,.07);

  --cyan:      #35e7e0;
  --indigo:    #6a4bff;
  --violet:    #a855f7;
  --blue:      #3b6bfd;

  --grad:      linear-gradient(96deg, var(--cyan), var(--blue) 46%, var(--violet));

  --sans: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont,
          "Apple SD Gothic Neo", "Segoe UI Variable Text", "Segoe UI",
          "Noto Sans KR", "Malgun Gothic", system-ui, sans-serif;
  --mono: "JetBrains Mono", "Cascadia Mono", "SF Mono", ui-monospace,
          Menlo, Consolas, "D2Coding", monospace;

  --pad: clamp(20px, 5vw, 72px);
  --wrap: 1240px;
  --read: 760px;                       /* 본문 한 줄 최대 폭 */

  --ease: cubic-bezier(.22,.68,.28,1);
  --ease-out: cubic-bezier(.16,1,.3,1);
}

*,*::before,*::after{ box-sizing:border-box; }

html{
  background:var(--bg);
  scroll-behavior:smooth;
  scroll-padding-top:96px;             /* 고정 내비에 제목이 가려지지 않게 */
  -webkit-text-size-adjust:100%;
}
@media (prefers-reduced-motion:reduce){ html{ scroll-behavior:auto; } }

body{
  margin:0;
  font-family:var(--sans);
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  letter-spacing:-.011em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  word-break:keep-all;
  overflow-wrap:anywhere;
}

/* 배경 오로라. body 에 background-attachment:fixed 를 쓰면 일부 브라우저에서
   스크롤 중 페인트가 튄다. 고정 레이어를 하나 깔아 두는 편이 안전하다. */
body::before{
  content:""; position:fixed; inset:0; z-index:-1; pointer-events:none;
  background:
    radial-gradient(1100px 620px at 80% -8%, rgba(106,75,255,.16), transparent 62%),
    radial-gradient(900px 520px at 8% 4%, rgba(53,231,224,.10), transparent 58%);
}

img,svg,video{ max-width:100%; height:auto; }
a{ color:inherit; text-decoration:none; }
:focus-visible{ outline:2px solid var(--cyan); outline-offset:3px; border-radius:3px; }

.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--pad);
}

.skiplink{
  position:absolute; left:-9999px; top:0;
  padding:12px 18px; border-radius:0 0 10px 0;
  background:var(--cyan); color:#06070d; font-weight:700; z-index:200;
}
.skiplink:focus{ left:0; }

/* ═══════════════════ 내비 ═══════════════════ */
.nav{
  position:sticky; top:0; z-index:100;
  display:flex; align-items:center; justify-content:space-between;
  gap:18px;
  padding:14px var(--pad);
  background:rgba(5,6,11,.78);
  backdrop-filter:blur(16px) saturate(150%);
  -webkit-backdrop-filter:blur(16px) saturate(150%);
  border-bottom:1px solid var(--line-2);
}
.nav__mark{ display:flex; align-items:center; gap:11px; flex:none; }
.nav__glyph{ width:26px; height:26px; color:var(--cyan); flex:none; }
.nav__name{
  font-size:17px; font-weight:800; letter-spacing:-.03em;
  display:flex; align-items:baseline; gap:8px;
}
.nav__name i{
  font-family:var(--mono); font-style:normal;
  font-size:10px; font-weight:500; letter-spacing:.16em; color:var(--dim);
}
.nav__links{ display:flex; align-items:center; gap:4px; }
.nav__links > a,
.nav__droptop{
  display:inline-block;
  padding:8px 13px; border-radius:999px;
  font-size:13.5px; font-weight:500; color:var(--ink-2);
  transition:.25s var(--ease);
  white-space:nowrap;
}
.nav__links > a:hover,
.nav__droptop:hover{ color:#fff; background:rgba(150,170,220,.08); }
.nav__cta{
  margin-left:6px;
  border:1px solid rgba(53,231,224,.32);
  color:var(--cyan) !important;
}
.nav__cta:hover{ background:rgba(53,231,224,.1) !important; border-color:rgba(53,231,224,.6); }

/* 서비스 드롭다운 — CSS 만으로 연다(hover + 키보드 focus-within) */
.nav__drop{ position:relative; }
.nav__droptop::after{ content:"▾"; margin-left:6px; font-size:10px; color:var(--dim); }
.nav__panel{
  position:absolute; top:calc(100% + 8px); left:0;
  display:grid; gap:2px; min-width:210px; padding:8px;
  border:1px solid var(--line); border-radius:14px;
  background:rgba(8,10,18,.97);
  backdrop-filter:blur(18px);
  box-shadow:0 24px 60px -22px rgba(0,0,0,.85);
  opacity:0; visibility:hidden; transform:translateY(-6px);
  transition:.22s var(--ease);
}
.nav__drop:hover .nav__panel,
.nav__drop:focus-within .nav__panel{ opacity:1; visibility:visible; transform:none; }
.nav__panel a{
  padding:9px 12px; border-radius:9px;
  font-size:13.5px; color:var(--ink-2); white-space:nowrap;
}
.nav__panel a:hover{ color:#fff; background:rgba(150,170,220,.09); }

.nav__toggle{
  display:none;
  width:40px; height:36px; padding:0;
  border:1px solid var(--line); border-radius:10px;
  background:rgba(150,170,220,.05); color:var(--ink);
  cursor:pointer;
}
.nav__toggle span{
  display:block; width:16px; height:1.6px; margin:3.5px auto;
  background:currentColor; border-radius:2px;
}

@media (max-width:900px){
  .nav{ flex-wrap:wrap; }
  .nav__toggle{ display:block; }
  .nav__links{
    display:none; order:3;
    width:100%; flex-direction:column; align-items:stretch;
    gap:2px; padding-top:10px; margin-top:10px;
    border-top:1px solid var(--line-2);
  }
  .nav__links.is-open{ display:flex; }
  .nav__links > a,
  .nav__droptop{ padding:11px 12px; border-radius:10px; font-size:15px; }
  .nav__cta{ margin:6px 0 0; text-align:center; }
  .nav__panel{
    position:static; opacity:1; visibility:visible; transform:none;
    background:transparent; border:0; box-shadow:none;
    padding:0 0 4px 14px; min-width:0;
  }
  .nav__panel a{ font-size:14px; }
}

/* ═══════════════════ 페이지 골격 ═══════════════════ */
.article{ padding-block:clamp(28px,5vw,56px) clamp(56px,8vw,96px); }

.crumb{ margin-bottom:22px; }
.crumb ol{
  display:flex; flex-wrap:wrap; align-items:center; gap:6px 8px;
  list-style:none; margin:0; padding:0;
  font-size:12px; color:var(--dim);
}
.crumb li + li::before{ content:"/"; margin-right:8px; color:var(--line); }
.crumb a{ color:var(--ink-2); }
.crumb a:hover{ color:var(--cyan); }
.crumb [aria-current]{ color:var(--dim); }

.phead{
  max-width:var(--read);
  padding-bottom:clamp(24px,4vw,38px);
  margin-bottom:clamp(28px,4vw,44px);
  border-bottom:1px solid var(--line-2);
}
.phead--wide{ max-width:none; }
.phead__eyebrow{
  margin:0 0 14px;
  font-family:var(--mono); font-size:11px; letter-spacing:.2em;
  text-transform:uppercase; color:var(--cyan);
}
.phead__eyebrow a{ color:inherit; }
.phead__title{
  margin:0;
  font-size:clamp(1.75rem, 1.15rem + 2.4vw, 3rem);
  font-weight:800; line-height:1.24; letter-spacing:-.035em;
}
.phead__desc{
  margin:16px 0 0;
  font-size:clamp(1rem,.95rem + .25vw,1.13rem);
  line-height:1.75; color:var(--ink-2);
}
.phead__meta{
  margin:18px 0 0;
  font-family:var(--mono); font-size:11.5px; letter-spacing:.02em; color:var(--dim);
  display:flex; flex-wrap:wrap; gap:8px;
}
.phead__cta{ display:flex; flex-wrap:wrap; gap:12px; margin:26px 0 0; }

.layout{
  display:grid;
  grid-template-columns:minmax(0,var(--read)) minmax(0,268px);
  gap:clamp(28px,5vw,64px);
  align-items:start;
}
@media (max-width:1040px){
  .layout{ grid-template-columns:minmax(0,1fr); }
  .layout__side{ order:-1; }
}
.layout__side{ position:sticky; top:96px; display:grid; gap:18px; }
@media (max-width:1040px){ .layout__side{ position:static; } }

/* ═══════════════════ 본문 ═══════════════════ */
.prose{
  max-width:var(--read);
  font-size:17.5px;
  line-height:1.85;
  color:#dfe5f2;
  word-break:keep-all;
}
@media (max-width:520px){ .prose{ font-size:17px; line-height:1.8; } }

.prose > * + *{ margin-top:1.15em; }
.prose p{ margin:0; }
.prose .lede{ font-size:1.08em; color:var(--ink); }

.prose h2{
  margin:2.2em 0 .1em;
  padding-top:.7em;
  border-top:1px solid var(--line-2);
  font-size:1.42em; font-weight:800; line-height:1.4; letter-spacing:-.028em;
  color:#fff;
}
.prose h2:first-child{ margin-top:0; padding-top:0; border-top:0; }
.prose h3{
  margin:1.9em 0 .1em;
  font-size:1.14em; font-weight:700; line-height:1.5; letter-spacing:-.02em;
  color:#fff;
}
.prose h4{ margin:1.6em 0 .1em; font-size:1em; font-weight:700; color:var(--ink); }

.prose a{
  color:var(--cyan);
  border-bottom:1px solid rgba(53,231,224,.32);
  transition:.2s var(--ease);
}
.prose a:hover{ color:#8ff6f1; border-bottom-color:var(--cyan); }

.prose strong{ color:#fff; font-weight:700; }
.prose em{ font-style:normal; color:var(--cyan); }

.prose ul,.prose ol{ margin:0; padding-left:1.35em; }
.prose li + li{ margin-top:.5em; }
.prose li::marker{ color:var(--dim); }

.prose blockquote{
  margin:0; padding:14px 20px;
  border-left:2px solid var(--cyan);
  border-radius:0 12px 12px 0;
  background:rgba(53,231,224,.05);
  color:var(--ink-2);
}
.prose blockquote p + p{ margin-top:.8em; }

.prose hr{
  border:0; height:1px; margin:2.4em 0;
  background:var(--line);
}

.prose code{
  font-family:var(--mono); font-size:.86em;
  padding:.14em .42em; border-radius:6px;
  background:rgba(150,170,220,.1); color:#cfe0ff;
}
.prose pre{
  margin:0; padding:18px 20px;
  border:1px solid var(--line); border-radius:14px;
  background:rgba(8,10,18,.85);
  overflow-x:auto;
}
.prose pre code{ padding:0; background:none; font-size:13px; line-height:1.7; color:#dfe5f2; }

.table-wrap{ overflow-x:auto; border:1px solid var(--line); border-radius:14px; }
.prose table{
  width:100%; border-collapse:collapse;
  font-size:.92em; line-height:1.6;
}
.prose th,.prose td{
  padding:12px 16px; text-align:left; vertical-align:top;
  border-bottom:1px solid var(--line-2);
}
.prose th{
  background:rgba(150,170,220,.06);
  font-weight:700; color:#fff; white-space:nowrap;
}
.prose tbody tr:last-child td{ border-bottom:0; }

.prose img{ border-radius:14px; border:1px solid var(--line); }

.callout{
  padding:18px 22px;
  border:1px solid var(--line); border-radius:16px;
  background:rgba(150,170,220,.04);
}
.callout > :first-child{ margin-top:0; }

/* ═══════════════════ 목차 · 사이드 ═══════════════════ */
.toc{
  padding:18px 20px;
  border:1px solid var(--line); border-radius:16px;
  background:rgba(8,10,18,.6);
}
.toc__title{
  margin:0 0 10px;
  font-family:var(--mono); font-size:10.5px; letter-spacing:.2em;
  text-transform:uppercase; color:var(--dim);
}
.toc__list{ list-style:none; margin:0; padding:0; counter-reset:toc; }
.toc__item{ font-size:13px; line-height:1.55; }
.toc__item + .toc__item{ margin-top:9px; }
.toc__item a{ color:var(--ink-2); transition:.2s; }
.toc__item a:hover{ color:var(--cyan); }
.toc__item--h3{ padding-left:14px; font-size:12.5px; color:var(--dim); }

.sidecard{
  padding:18px 20px;
  border:1px solid var(--line); border-radius:16px;
  background:linear-gradient(160deg, rgba(53,231,224,.07), rgba(106,75,255,.06));
}
.sidecard__title{ margin:0 0 8px; font-size:14px; font-weight:700; color:#fff; }
.sidecard__text{ margin:0 0 14px; font-size:13px; line-height:1.7; color:var(--ink-2); }
.sidecard__list{ list-style:none; margin:0; padding:0; display:grid; gap:8px; }
.sidecard__list a{ font-size:13px; color:var(--ink-2); }
.sidecard__list a:hover{ color:var(--cyan); }

/* ═══════════════════ 버튼 ═══════════════════ */
.btn{
  display:inline-flex; align-items:center; gap:9px;
  padding:13px 24px;
  border-radius:999px;
  font-size:14.5px; font-weight:600;
  border:1px solid transparent;
  transition:.3s var(--ease);
  white-space:nowrap;
}
.btn--sm{ padding:10px 18px; font-size:13px; }
.btn--solid{
  background:linear-gradient(96deg, #d9fffd, #cfe0ff);
  color:#06070d;
  box-shadow:0 12px 40px -14px rgba(53,231,224,.5);
}
.btn--solid:hover{ box-shadow:0 16px 50px -12px rgba(53,231,224,.68); transform:translateY(-2px); }
.btn--ghost{
  border-color:var(--line);
  color:var(--ink-2);
  background:rgba(150,170,220,.03);
}
.btn--ghost:hover{ color:#fff; border-color:rgba(150,170,220,.32); background:rgba(150,170,220,.08); }

/* ═══════════════════ FAQ (AEO — 화면에도 보이고 스키마와 문구가 같다) ═══════ */
.faq{ max-width:var(--read); margin-top:clamp(44px,6vw,72px); }
.faq__title{
  margin:0 0 20px;
  font-size:1.42em; font-weight:800; letter-spacing:-.028em; color:#fff;
}
.faq__list{ display:grid; gap:10px; }
.faq__item{
  border:1px solid var(--line); border-radius:14px;
  background:rgba(8,10,18,.5);
  overflow:hidden;
}
.faq__q{
  padding:16px 20px;
  font-size:15.5px; font-weight:600; color:#fff;
  cursor:pointer; list-style:none;
  display:flex; gap:12px; align-items:flex-start;
}
.faq__q::-webkit-details-marker{ display:none; }
.faq__q::before{ content:"Q"; font-family:var(--mono); font-size:12px; color:var(--cyan); margin-top:3px; }
.faq__item[open] .faq__q{ border-bottom:1px solid var(--line-2); }
.faq__a{ padding:14px 20px 18px 20px; }
.faq__a p{ margin:0; font-size:15px; line-height:1.8; color:var(--ink-2); }

/* ═══════════════════ CTA 밴드 ═══════════════════ */
.cta-band{
  max-width:var(--read);
  margin-top:clamp(40px,6vw,64px);
  padding:clamp(24px,4vw,34px);
  border:1px solid var(--line); border-radius:20px;
  background:linear-gradient(140deg, rgba(53,231,224,.09), rgba(106,75,255,.09));
}
.cta-band__eyebrow{
  margin:0 0 10px;
  font-family:var(--mono); font-size:10.5px; letter-spacing:.2em;
  text-transform:uppercase; color:var(--cyan);
}
.cta-band__title{ margin:0; font-size:1.28rem; font-weight:800; letter-spacing:-.03em; color:#fff; }
.cta-band__text{ margin:12px 0 0; font-size:15px; line-height:1.75; color:var(--ink-2); }
.cta-band__actions{ display:flex; flex-wrap:wrap; gap:12px; margin-top:20px; }

/* ═══════════════════ 카드 · 목록 ═══════════════════ */
.sec-title{
  margin:clamp(44px,6vw,72px) 0 20px;
  font-size:1.42em; font-weight:800; letter-spacing:-.028em; color:#fff;
}
.related{ max-width:var(--read); }

.cards{
  display:grid; gap:14px;
  grid-template-columns:repeat(auto-fill, minmax(280px, 1fr));
}
.cards--list{ grid-template-columns:repeat(auto-fill, minmax(320px, 1fr)); }
.card{
  border:1px solid var(--line); border-radius:18px;
  background:rgba(8,10,18,.55);
  transition:.28s var(--ease);
}
.card:hover{ border-color:rgba(53,231,224,.35); transform:translateY(-2px); }
.card__link{ display:block; padding:22px 24px; height:100%; }
.card__meta{
  margin:0 0 12px; display:flex; flex-wrap:wrap; gap:10px; align-items:center;
  font-family:var(--mono); font-size:10.5px; letter-spacing:.05em; color:var(--dim);
}
.card__tag{
  padding:4px 9px; border-radius:999px;
  border:1px solid rgba(53,231,224,.28); color:var(--cyan);
}
.card__title{
  margin:0; font-size:1.06rem; font-weight:700; line-height:1.5; letter-spacing:-.025em;
  color:#fff;
}
.card__desc{ margin:10px 0 0; font-size:13.5px; line-height:1.7; color:var(--ink-2); }
.card__more{
  display:inline-block; margin-top:14px;
  font-family:var(--mono); font-size:11px; letter-spacing:.1em; color:var(--cyan);
}
.card__more::after{ content:" →"; }

.tagbar{
  display:flex; flex-wrap:wrap; gap:8px;
  margin-bottom:clamp(24px,4vw,36px);
}
.tag{
  padding:8px 14px; border-radius:999px;
  border:1px solid var(--line); background:rgba(150,170,220,.04);
  font-size:13px; color:var(--ink-2); transition:.25s var(--ease);
}
.tag i{ font-family:var(--mono); font-style:normal; font-size:10.5px; color:var(--dim); margin-left:5px; }
.tag:hover{ color:#fff; border-color:rgba(150,170,220,.32); }
.tag.is-on{ border-color:rgba(53,231,224,.45); color:var(--cyan); background:rgba(53,231,224,.08); }
.tag.is-on i{ color:var(--cyan); }

.empty{ color:var(--dim); font-size:15px; }

.pager{ display:flex; flex-wrap:wrap; gap:8px; margin-top:32px; }
.pager__item{
  min-width:40px; padding:9px 13px; border-radius:10px;
  border:1px solid var(--line); background:rgba(150,170,220,.04);
  font-family:var(--mono); font-size:12.5px; text-align:center; color:var(--ink-2);
}
.pager__item:hover{ color:#fff; border-color:rgba(150,170,220,.32); }
.pager__current{ border-color:rgba(53,231,224,.45); color:var(--cyan); background:rgba(53,231,224,.08); }

.adjacent{
  display:grid; gap:12px; grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
  max-width:var(--read);
  margin-top:clamp(40px,6vw,64px);
  padding-top:clamp(24px,4vw,32px);
  border-top:1px solid var(--line-2);
}
.adjacent__item{
  display:block; padding:18px 20px;
  border:1px solid var(--line); border-radius:16px;
  background:rgba(8,10,18,.45);
  transition:.28s var(--ease);
}
.adjacent__item:hover{ border-color:rgba(53,231,224,.35); }
.adjacent__next{ text-align:right; }
.adjacent__label{
  display:block; margin-bottom:8px;
  font-family:var(--mono); font-size:10.5px; letter-spacing:.16em; color:var(--dim);
}
.adjacent__title{ font-size:14.5px; font-weight:600; line-height:1.6; color:var(--ink); }

/* ═══════════════════ 푸터 ═══════════════════ */
.foot{
  padding:clamp(48px,7vw,72px) 0 34px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg, rgba(6,7,14,.5), rgba(3,4,9,.9));
}
.foot__top{
  display:grid; grid-template-columns:minmax(200px,.8fr) 1.6fr;
  gap:clamp(28px,5vw,64px);
  padding-bottom:34px;
  border-bottom:1px solid var(--line-2);
}
@media (max-width:820px){ .foot__top{ grid-template-columns:1fr; } }
.foot__name{
  display:flex; align-items:baseline; gap:9px;
  font-size:1.28rem; font-weight:800; letter-spacing:-.035em;
}
.foot__name i{
  font-family:var(--mono); font-style:normal; font-size:10px;
  font-weight:500; letter-spacing:.17em; color:var(--dim);
}
.foot__mark p{ margin-top:9px; font-size:.85rem; color:var(--dim); }
.foot__biz{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(230px,1fr));
  gap:16px 32px; align-content:start; margin:0;
}
.foot__biz > div{ display:flex; flex-direction:column; gap:4px; }
.foot__biz dt{
  font-size:10.5px; font-weight:500; letter-spacing:.02em; color:var(--dim);
}
.foot__biz dd{ margin:0; font-size:.86rem; color:var(--ink-2); line-height:1.6; }
.foot__biz a{ color:var(--ink-2); border-bottom:1px solid var(--line); transition:.25s; }
.foot__biz a:hover{ color:var(--cyan); border-color:var(--cyan); }
.foot__nav{
  display:flex; flex-wrap:wrap; gap:10px 22px;
  padding:22px 0;
  border-bottom:1px solid var(--line-2);
  font-size:13px;
}
.foot__nav a{ color:var(--ink-2); transition:.25s; }
.foot__nav a:hover{ color:var(--cyan); }
.foot__bottom{
  display:flex; flex-wrap:wrap; gap:12px 24px; justify-content:space-between;
  margin-top:26px;
  font-family:var(--mono); font-size:10.5px; letter-spacing:.04em; color:var(--dim);
}
.foot__built{ color:rgba(53,231,224,.5); }

@media print{
  .nav,.layout__side,.cta-band,.adjacent,.tagbar,.pager,.foot__nav,.skiplink{ display:none; }
  body{ background:#fff; color:#111; }
  .prose,.phead__title,.prose h2,.prose h3{ color:#111; }
}