/*
Theme Name: IdeaPatentCost Premium
Theme URI: https://ideapatentcost.uassuk.com/
Author: 문호영
Description: 아이디어 특허 비용 정보 플랫폼 전용 커스텀 테마. 8pt 스케일 · 토큰 기반 디자인 시스템.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 7.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: ipc
*/

/* ============================================================
   1. DESIGN TOKENS
   ============================================================ */
:root {
  /* palette — ink navy + bronze accent + warm neutrals */
  --c-ink:        #0B1B2B;
  --c-ink-2:      #14293E;
  --c-ink-3:      #33475C;
  --c-body:       #3A4A5A;
  --c-muted:      #6B7B8B;
  --c-line:       #E3E6EA;
  --c-line-soft:  #EEF0F2;
  --c-bg:         #FFFFFF;
  --c-bg-soft:    #F7F7F4;
  --c-bg-tint:    #F2F5F8;
  --c-accent:     #8C5E2A;
  --c-accent-2:   #B8853F;
  --c-accent-ink: #6E4820;
  --c-accent-bg:  #FBF6EF;
  --c-ok:         #1F6B4A;
  --c-ok-bg:      #EDF6F1;
  --c-white:      #FFFFFF;

  /* 8pt spacing scale */
  --s-1:  4px;  --s-2:  8px;  --s-3: 16px; --s-4: 24px;
  --s-5: 32px;  --s-6: 40px;  --s-7: 56px; --s-8: 72px;
  --s-9: 96px;  --s-10:120px; --s-11:144px;

  /* radius */
  --r-xs: 6px; --r-sm: 10px; --r-md: 16px; --r-lg: 24px; --r-xl: 32px; --r-pill: 999px;

  /* elevation — restrained */
  --sh-1: 0 1px 2px rgba(11,27,43,.05), 0 1px 3px rgba(11,27,43,.04);
  --sh-2: 0 4px 12px rgba(11,27,43,.06), 0 2px 4px rgba(11,27,43,.04);
  --sh-3: 0 16px 40px rgba(11,27,43,.10), 0 4px 12px rgba(11,27,43,.05);
  --sh-4: 0 32px 80px rgba(11,27,43,.16);

  /* type */
  --f-sans: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, system-ui, "Apple SD Gothic Neo", "Malgun Gothic", sans-serif;
  --f-serif: "Noto Serif KR", "Nanum Myeongjo", Georgia, serif;

  /* motion */
  --e-out: cubic-bezier(.22,.61,.36,1);
  --t-fast: 160ms var(--e-out);
  --t-mid:  240ms var(--e-out);
  --t-slow: 320ms var(--e-out);

  /* layout */
  --w-page: 1180px;
  --w-prose: 760px;
  --nav-h: 72px;
}

/* ============================================================
   2. RESET & BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 24px); }
body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-body);
  font-family: var(--f-sans);
  font-size: 17px;
  line-height: 1.75;
  letter-spacing: -0.011em;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--c-accent-ink); text-decoration: none; transition: color var(--t-fast); }
a:hover { color: var(--c-accent); }
h1, h2, h3, h4 { color: var(--c-ink); font-weight: 700; letter-spacing: -0.03em; line-height: 1.32; margin: 0; }
p { margin: 0 0 var(--s-3); }
ul, ol { margin: 0 0 var(--s-3); padding-left: 1.35em; }
li { margin: 0 0 var(--s-2); }
hr { border: 0; border-top: 1px solid var(--c-line); margin: var(--s-7) 0; }
strong { color: var(--c-ink); font-weight: 700; }
:focus-visible {
  outline: 3px solid var(--c-accent-2);
  outline-offset: 3px;
  border-radius: var(--r-xs);
}
::selection { background: var(--c-accent-bg); color: var(--c-accent-ink); }

.ipc-skip {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--c-ink); color: #fff; padding: 12px 20px; border-radius: 0 0 var(--r-sm) 0;
}
.ipc-skip:focus { left: 0; color: #fff; }

/* ============================================================
   3. LAYOUT PRIMITIVES
   ============================================================ */
.ipc-wrap { width: 100%; max-width: var(--w-page); margin: 0 auto; padding: 0 var(--s-4); }
.ipc-narrow { max-width: 860px; margin-left: auto; margin-right: auto; }
.ipc-section { padding: var(--s-10) 0; }
.ipc-section--tight { padding: var(--s-8) 0; }
.ipc-section--soft { background: var(--c-bg-soft); }
.ipc-section--tint { background: var(--c-bg-tint); }
.ipc-section--ink { background: var(--c-ink); color: #C6D2DE; }
.ipc-section--ink h2, .ipc-section--ink h3 { color: #fff; }

.ipc-eyebrow {
  display: inline-flex; align-items: center; gap: var(--s-2);
  font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase;
  color: var(--c-accent); margin: 0 0 var(--s-3);
}
.ipc-eyebrow::before { content: ""; width: 28px; height: 1px; background: var(--c-accent-2); display: block; }
.ipc-section--ink .ipc-eyebrow { color: var(--c-accent-2); }

.ipc-h2 { font-family: var(--f-serif); font-size: clamp(28px, 3.6vw, 42px); line-height: 1.28; font-weight: 700; }
.ipc-lede { font-size: clamp(16px, 1.5vw, 18px); color: var(--c-ink-3); max-width: 62ch; margin-top: var(--s-3); }
.ipc-section--ink .ipc-lede { color: #A9BACB; }
.ipc-head { max-width: 720px; margin-bottom: var(--s-7); }
.ipc-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.ipc-head--center .ipc-eyebrow { justify-content: center; }
.ipc-head--center .ipc-lede { margin-left: auto; margin-right: auto; }

.ipc-grid { display: grid; gap: var(--s-4); }
.ipc-grid--2 { grid-template-columns: repeat(2, minmax(0,1fr)); }
.ipc-grid--3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.ipc-grid--4 { grid-template-columns: repeat(4, minmax(0,1fr)); }

/* ============================================================
   4. BUTTONS
   ============================================================ */
.ipc-btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s-2);
  min-height: 52px; padding: 14px 28px;
  font-size: 16px; font-weight: 700; font-family: var(--f-sans); letter-spacing: -0.01em;
  border-radius: var(--r-pill); border: 1px solid transparent; cursor: pointer;
  transition: transform var(--t-fast), box-shadow var(--t-mid), background var(--t-fast), color var(--t-fast), border-color var(--t-fast);
}
.ipc-btn--primary { background: var(--c-ink); color: #fff; box-shadow: var(--sh-2); }
.ipc-btn--primary:hover { background: var(--c-ink-2); color: #fff; transform: translateY(-2px); box-shadow: var(--sh-3); }
.ipc-btn--accent { background: var(--c-accent); color: #fff; box-shadow: var(--sh-2); }
.ipc-btn--accent:hover { background: var(--c-accent-ink); color: #fff; transform: translateY(-2px); box-shadow: var(--sh-3); }
.ipc-btn--ghost { background: transparent; color: var(--c-ink); border-color: var(--c-line); }
.ipc-btn--ghost:hover { background: var(--c-bg-soft); color: var(--c-ink); border-color: #CDD4DB; transform: translateY(-2px); }
.ipc-btn--light { background: rgba(255,255,255,.10); color: #fff; border-color: rgba(255,255,255,.28); backdrop-filter: blur(6px); }
.ipc-btn--light:hover { background: rgba(255,255,255,.18); color: #fff; transform: translateY(-2px); }
.ipc-btn--sm { min-height: 44px; padding: 10px 20px; font-size: 15px; }
.ipc-btn__arrow { transition: transform var(--t-mid); }
.ipc-btn:hover .ipc-btn__arrow { transform: translateX(4px); }

/* ============================================================
   5. HEADER / NAV
   ============================================================ */
.ipc-header {
  position: sticky; top: 0; z-index: 200;
  background: rgba(255,255,255,.86);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--c-line-soft);
  transition: box-shadow var(--t-mid), background var(--t-mid);
}
.ipc-header.is-stuck { box-shadow: var(--sh-2); background: rgba(255,255,255,.95); }
.ipc-header__inner { display: flex; align-items: center; justify-content: space-between; gap: var(--s-4); min-height: var(--nav-h); }
.ipc-logo { display: inline-flex; align-items: center; gap: 10px; color: var(--c-ink); }
.ipc-logo:hover { color: var(--c-ink); }
.ipc-logo__mark { width: 36px; height: 36px; border-radius: 10px; flex: 0 0 36px; box-shadow: var(--sh-1); }
.ipc-logo__txt { display: flex; flex-direction: column; line-height: 1.15; }
.ipc-logo__name { font-family: var(--f-serif); font-size: 18px; font-weight: 700; letter-spacing: -0.02em; color: var(--c-ink); }
.ipc-logo__sub { font-size: 10.5px; font-weight: 600; letter-spacing: .16em; color: var(--c-muted); text-transform: uppercase; }

.ipc-nav { display: flex; align-items: center; gap: var(--s-1); }
.ipc-nav a {
  display: inline-flex; align-items: center; min-height: 44px; padding: 0 14px;
  font-size: 15px; font-weight: 600; color: var(--c-ink-3); border-radius: var(--r-sm);
  transition: color var(--t-fast), background var(--t-fast);
}
.ipc-nav a:hover, .ipc-nav .current-menu-item > a { color: var(--c-ink); background: var(--c-bg-soft); }
.ipc-header__cta { display: flex; align-items: center; gap: var(--s-2); }
.ipc-burger {
  display: none; width: 44px; height: 44px; border: 1px solid var(--c-line); background: #fff;
  border-radius: var(--r-sm); cursor: pointer; align-items: center; justify-content: center;
}
.ipc-burger span { display: block; width: 18px; height: 2px; background: var(--c-ink); position: relative; transition: background var(--t-fast); }
.ipc-burger span::before, .ipc-burger span::after {
  content: ""; position: absolute; left: 0; width: 18px; height: 2px; background: var(--c-ink); transition: transform var(--t-mid);
}
.ipc-burger span::before { top: -6px; } .ipc-burger span::after { top: 6px; }
.ipc-burger[aria-expanded="true"] span { background: transparent; }
.ipc-burger[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.ipc-burger[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

.ipc-drawer {
  display: none; border-top: 1px solid var(--c-line-soft); background: #fff; padding: var(--s-3) 0 var(--s-4);
}
.ipc-drawer.is-open { display: block; }
.ipc-drawer a {
  display: flex; align-items: center; min-height: 52px; padding: 0 var(--s-2);
  font-size: 16px; font-weight: 600; color: var(--c-ink); border-bottom: 1px solid var(--c-line-soft);
}
.ipc-drawer .ipc-btn { width: 100%; margin-top: var(--s-3); }

/* ============================================================
   6. CARDS
   ============================================================ */
.ipc-card {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-lg);
  overflow: hidden; display: flex; flex-direction: column; height: 100%;
  transition: transform var(--t-mid), box-shadow var(--t-mid), border-color var(--t-mid);
}
.ipc-card:hover { transform: translateY(-4px); box-shadow: var(--sh-3); border-color: #D7DDE3; }
.ipc-card__media { position: relative; aspect-ratio: 16/9; background: var(--c-bg-tint); overflow: hidden; }
.ipc-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--e-out); }
.ipc-card:hover .ipc-card__media img { transform: scale(1.05); }
.ipc-card__media::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,27,43,0) 45%, rgba(11,27,43,.42) 100%);
}
.ipc-card__cat {
  position: absolute; left: var(--s-3); top: var(--s-3); z-index: 2;
  background: rgba(255,255,255,.94); color: var(--c-accent-ink);
  font-size: 12px; font-weight: 700; padding: 6px 12px; border-radius: var(--r-pill); letter-spacing: -0.01em;
}
.ipc-card__body { padding: var(--s-4); display: flex; flex-direction: column; gap: var(--s-2); flex: 1; }
.ipc-card__title { font-size: 19px; line-height: 1.42; font-weight: 700; color: var(--c-ink); letter-spacing: -0.028em; }
.ipc-card:hover .ipc-card__title { color: var(--c-accent-ink); }
.ipc-card__excerpt { font-size: 15px; color: var(--c-muted); line-height: 1.65; margin: 0; }
.ipc-card__meta { margin-top: auto; padding-top: var(--s-3); font-size: 13px; color: var(--c-muted); display: flex; align-items: center; gap: var(--s-2); }
.ipc-card__link { position: absolute; inset: 0; z-index: 3; }
.ipc-card { position: relative; }

/* stat / feature cards */
.ipc-stat {
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-md);
  padding: var(--s-4); display: flex; flex-direction: column; gap: var(--s-1);
}
.ipc-stat__num { font-family: var(--f-serif); font-size: clamp(24px, 2.6vw, 32px); font-weight: 700; color: var(--c-ink); letter-spacing: -0.03em; }
.ipc-stat__num small { font-size: .55em; font-weight: 600; color: var(--c-muted); margin-left: 4px; letter-spacing: 0; }
.ipc-stat__label { font-size: 14px; color: var(--c-muted); font-weight: 600; }
.ipc-stat__note { font-size: 12.5px; color: var(--c-muted); line-height: 1.55; }

.ipc-step {
  position: relative; background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-md);
  padding: var(--s-5) var(--s-4) var(--s-4);
  transition: transform var(--t-mid), box-shadow var(--t-mid);
}
.ipc-step:hover { transform: translateY(-4px); box-shadow: var(--sh-2); }
.ipc-step__no {
  position: absolute; top: calc(-1 * var(--s-3)); left: var(--s-4);
  width: 40px; height: 40px; border-radius: var(--r-sm);
  background: var(--c-ink); color: #fff; display: flex; align-items: center; justify-content: center;
  font-family: var(--f-serif); font-size: 15px; font-weight: 700; box-shadow: var(--sh-2);
}
.ipc-step h3 { font-size: 18px; margin: var(--s-2) 0 var(--s-2); }
.ipc-step p { font-size: 15px; color: var(--c-muted); margin: 0 0 var(--s-2); line-height: 1.7; }
.ipc-step__cost { font-size: 14px; font-weight: 700; color: var(--c-accent-ink); background: var(--c-accent-bg); display: inline-block; padding: 6px 12px; border-radius: var(--r-xs); }

/* ============================================================
   7. HERO
   ============================================================ */
.ipc-hero { position: relative; background: var(--c-ink); overflow: hidden; isolation: isolate; }
.ipc-hero__bg { position: absolute; inset: 0; z-index: -2; }
.ipc-hero__bg img { width: 100%; height: 100%; object-fit: cover; opacity: .42; }
.ipc-hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(120% 90% at 12% 8%, rgba(11,27,43,.94) 0%, rgba(11,27,43,.72) 42%, rgba(11,27,43,.55) 100%),
    linear-gradient(180deg, rgba(11,27,43,.55) 0%, rgba(11,27,43,.88) 100%);
}
.ipc-hero__inner { padding: calc(var(--s-10) + 8px) 0 var(--s-10); position: relative; }
.ipc-hero__eyebrow {
  display: inline-flex; align-items: center; gap: var(--s-2);
  background: rgba(255,255,255,.10); border: 1px solid rgba(255,255,255,.20);
  color: #E6D8C4; font-size: 13px; font-weight: 600; letter-spacing: .02em;
  padding: 8px 16px; border-radius: var(--r-pill); margin-bottom: var(--s-4);
}
.ipc-hero h1 {
  font-family: var(--f-serif); color: #fff; font-weight: 700;
  font-size: clamp(38px, 6.4vw, 68px); line-height: 1.18; letter-spacing: -0.04em;
  margin: 0 0 var(--s-4); max-width: 15ch;
}
.ipc-hero__sub { font-size: clamp(16px, 1.7vw, 19px); color: #B9C7D5; line-height: 1.75; max-width: 56ch; margin: 0 0 var(--s-6); }
.ipc-hero__actions { display: flex; flex-wrap: wrap; gap: var(--s-3); margin-bottom: var(--s-8); }
.ipc-hero__facts {
  display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: var(--s-4);
  border-top: 1px solid rgba(255,255,255,.16); padding-top: var(--s-5);
}
.ipc-hero__fact strong {
  display: block; font-family: var(--f-serif); font-size: clamp(20px, 2.2vw, 26px);
  color: #fff; letter-spacing: -0.03em; margin-bottom: 4px;
}
.ipc-hero__fact span { font-size: 13.5px; color: #93A5B6; line-height: 1.5; display: block; }

/* ============================================================
   8. CAROUSEL
   ============================================================ */
.ipc-carousel { position: relative; }
.ipc-carousel__track {
  display: grid; grid-auto-flow: column; grid-auto-columns: minmax(300px, 1fr);
  gap: var(--s-4); overflow-x: auto; scroll-snap-type: x mandatory;
  padding: var(--s-1) var(--s-1) var(--s-4);
  scrollbar-width: thin; scrollbar-color: #CBD3DB transparent;
  -webkit-overflow-scrolling: touch;
}
.ipc-carousel__track > * { scroll-snap-align: start; }
.ipc-carousel__track::-webkit-scrollbar { height: 6px; }
.ipc-carousel__track::-webkit-scrollbar-thumb { background: #CBD3DB; border-radius: var(--r-pill); }
.ipc-carousel__track::-webkit-scrollbar-track { background: transparent; }
.ipc-carousel__nav { display: flex; gap: var(--s-2); }
.ipc-carousel__btn {
  width: 48px; height: 48px; border-radius: 50%; border: 1px solid var(--c-line);
  background: #fff; color: var(--c-ink); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
}
.ipc-carousel__btn:hover { background: var(--c-ink); color: #fff; border-color: var(--c-ink); transform: translateY(-2px); }
.ipc-carousel__head { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--s-4); margin-bottom: var(--s-6); }

/* ============================================================
   9. SPLIT / FEATURE ROWS
   ============================================================ */
.ipc-split { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: var(--s-8); align-items: center; }
.ipc-split__media { border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--sh-3); aspect-ratio: 16/11; background: var(--c-bg-tint); }
.ipc-split__media img { width: 100%; height: 100%; object-fit: cover; }
.ipc-split--rev .ipc-split__media { order: 2; }
.ipc-checklist { list-style: none; padding: 0; margin: var(--s-4) 0 0; }
.ipc-checklist li { position: relative; padding-left: 32px; margin-bottom: var(--s-3); font-size: 16px; color: var(--c-ink-3); line-height: 1.7; }
.ipc-checklist li::before {
  content: ""; position: absolute; left: 0; top: 9px; width: 18px; height: 18px; border-radius: 50%;
  background: var(--c-accent-bg); border: 1px solid #E4D3BC;
}
.ipc-checklist li::after {
  content: ""; position: absolute; left: 6px; top: 14px; width: 6px; height: 3px;
  border-left: 2px solid var(--c-accent); border-bottom: 2px solid var(--c-accent);
  transform: rotate(-45deg);
}

/* ============================================================
   10. TIMELINE
   ============================================================ */
.ipc-timeline { position: relative; display: grid; gap: var(--s-5); }
.ipc-timeline::before { content: ""; position: absolute; left: 19px; top: 12px; bottom: 12px; width: 2px; background: linear-gradient(180deg, var(--c-accent-2), var(--c-line)); }
.ipc-tl { position: relative; padding-left: 64px; }
.ipc-tl__dot {
  position: absolute; left: 0; top: 0; width: 40px; height: 40px; border-radius: 50%;
  background: #fff; border: 2px solid var(--c-accent-2); color: var(--c-accent-ink);
  display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 14px;
  font-family: var(--f-serif); z-index: 1;
}
.ipc-tl h3 { font-size: 19px; margin-bottom: var(--s-1); }
.ipc-tl__when { font-size: 13px; font-weight: 700; color: var(--c-accent); letter-spacing: .02em; margin-bottom: var(--s-2); display: block; }
.ipc-tl p { font-size: 15.5px; color: var(--c-muted); margin: 0; line-height: 1.75; }

/* ============================================================
   11. FAQ
   ============================================================ */
.ipc-faq { border-top: 1px solid var(--c-line); }
.ipc-faq__item { border-bottom: 1px solid var(--c-line); }
.ipc-faq__q {
  width: 100%; background: none; border: 0; cursor: pointer; text-align: left;
  display: flex; align-items: center; justify-content: space-between; gap: var(--s-4);
  padding: var(--s-4) var(--s-1); min-height: 64px;
  font-family: var(--f-sans); font-size: 17px; font-weight: 700; color: var(--c-ink); letter-spacing: -0.02em;
  transition: color var(--t-fast);
}
.ipc-faq__q:hover { color: var(--c-accent-ink); }
.ipc-faq__ico { flex: 0 0 24px; width: 24px; height: 24px; position: relative; }
.ipc-faq__ico::before, .ipc-faq__ico::after {
  content: ""; position: absolute; left: 50%; top: 50%; background: var(--c-accent);
  transform: translate(-50%,-50%); transition: transform var(--t-mid), opacity var(--t-mid);
}
.ipc-faq__ico::before { width: 14px; height: 2px; }
.ipc-faq__ico::after  { width: 2px; height: 14px; }
.ipc-faq__q[aria-expanded="true"] .ipc-faq__ico::after { transform: translate(-50%,-50%) rotate(90deg); opacity: 0; }
.ipc-faq__a { display: none; padding: 0 var(--s-1) var(--s-5); }
.ipc-faq__a.is-open { display: block; animation: ipcFade var(--t-mid) both; }
.ipc-faq__a p { font-size: 16px; color: var(--c-ink-3); margin: 0; line-height: 1.8; max-width: 72ch; }
@keyframes ipcFade { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: none; } }

/* ============================================================
   12. CTA BAND
   ============================================================ */
.ipc-cta {
  background: linear-gradient(135deg, var(--c-ink) 0%, #17324B 100%);
  border-radius: var(--r-xl); padding: var(--s-9) var(--s-7); text-align: center; position: relative; overflow: hidden;
}
.ipc-cta::before {
  content: ""; position: absolute; width: 460px; height: 460px; right: -140px; top: -180px; border-radius: 50%;
  background: radial-gradient(circle, rgba(184,133,63,.26) 0%, rgba(184,133,63,0) 70%);
}
.ipc-cta h2 { font-family: var(--f-serif); color: #fff; font-size: clamp(26px, 3.2vw, 38px); margin-bottom: var(--s-3); position: relative; }
.ipc-cta p { color: #A9BACB; max-width: 56ch; margin: 0 auto var(--s-6); font-size: 17px; position: relative; }
.ipc-cta__actions { display: flex; flex-wrap: wrap; gap: var(--s-3); justify-content: center; position: relative; }

/* ============================================================
   13. FOOTER
   ============================================================ */
.ipc-footer { background: var(--c-ink); color: #90A2B4; padding: var(--s-9) 0 var(--s-6); font-size: 15px; }
.ipc-footer a { color: #B9C7D5; }
.ipc-footer a:hover { color: #fff; }
.ipc-footer__top { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: var(--s-7); padding-bottom: var(--s-7); border-bottom: 1px solid rgba(255,255,255,.12); }
.ipc-footer__brand .ipc-logo__name { color: #fff; }
.ipc-footer__brand .ipc-logo__sub { color: #7D90A3; }
.ipc-footer__desc { margin-top: var(--s-3); max-width: 42ch; line-height: 1.8; font-size: 14.5px; color: #8FA1B3; }
.ipc-footer h3 { color: #fff; font-size: 14px; letter-spacing: .06em; margin-bottom: var(--s-3); text-transform: uppercase; }
.ipc-footer ul { list-style: none; margin: 0; padding: 0; }
.ipc-footer li { margin-bottom: var(--s-2); }
.ipc-footer li a { display: inline-flex; align-items: center; min-height: 32px; font-size: 15px; }
.ipc-footer__legal { padding-top: var(--s-5); }
.legal-notice {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--r-sm); padding: var(--s-3) var(--s-4); font-size: 13.5px; line-height: 1.8; color: #8FA1B3;
  margin-bottom: var(--s-4);
}
.ipc-footer__meta { display: flex; flex-wrap: wrap; gap: var(--s-2) var(--s-4); justify-content: space-between; font-size: 13.5px; color: #7D90A3; }

/* ============================================================
   14. ARTICLE / PROSE  (single, page, 본문 공통)
   ============================================================ */
.ipc-post-hero { background: var(--c-bg-soft); border-bottom: 1px solid var(--c-line); padding: var(--s-8) 0 var(--s-7); }
.ipc-breadcrumb { font-size: 13.5px; color: var(--c-muted); margin-bottom: var(--s-4); }
.ipc-breadcrumb a { color: var(--c-muted); }
.ipc-breadcrumb a:hover { color: var(--c-accent); }
.ipc-breadcrumb span { margin: 0 6px; opacity: .5; }
.ipc-post-hero h1 {
  font-family: var(--f-serif); font-size: clamp(30px, 4.4vw, 46px); line-height: 1.3;
  letter-spacing: -0.035em; max-width: 22ch; margin-bottom: var(--s-4);
}
.ipc-post-meta { display: flex; flex-wrap: wrap; align-items: center; gap: var(--s-2) var(--s-4); font-size: 14px; color: var(--c-muted); }
.ipc-chip {
  display: inline-flex; align-items: center; min-height: 32px; padding: 4px 14px;
  background: var(--c-accent-bg); color: var(--c-accent-ink); border-radius: var(--r-pill);
  font-size: 13px; font-weight: 700;
}
.ipc-post-figure { margin: 0; }
.ipc-post-figure img { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: var(--r-lg); box-shadow: var(--sh-3); }

.ipc-article { padding: var(--s-8) 0 var(--s-9); }
.ipc-prose { max-width: var(--w-prose); margin: 0 auto; font-size: 17px; line-height: 1.85; color: var(--c-body); }
.ipc-prose > h2 {
  font-family: var(--f-serif); font-size: clamp(24px, 2.8vw, 31px); line-height: 1.38;
  margin: var(--s-8) 0 var(--s-4); padding-top: var(--s-2); position: relative;
}
.ipc-prose > h2::before {
  content: ""; display: block; width: 44px; height: 3px; border-radius: 2px;
  background: var(--c-accent-2); margin-bottom: var(--s-3);
}
.ipc-prose > h3 { font-size: clamp(19px, 2vw, 22px); margin: var(--s-6) 0 var(--s-3); color: var(--c-ink-2); }
.ipc-prose > h4 { font-size: 17.5px; margin: var(--s-5) 0 var(--s-2); color: var(--c-ink-2); }
.ipc-prose p { margin: 0 0 var(--s-4); }
.ipc-prose > ul, .ipc-prose > ol { margin: 0 0 var(--s-4); padding-left: 1.4em; }
.ipc-prose li { margin-bottom: var(--s-2); }
.ipc-prose li::marker { color: var(--c-accent); font-weight: 700; }
.ipc-prose a { color: var(--c-accent-ink); text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; text-decoration-color: #D9C4A6; }
.ipc-prose a:hover { color: var(--c-accent); text-decoration-color: var(--c-accent); }
.ipc-prose img { border-radius: var(--r-md); }

/* 요약 박스 */
.ipc-summary {
  background: var(--c-bg-tint); border: 1px solid #DCE4EC; border-left: 4px solid var(--c-ink);
  border-radius: var(--r-md); padding: var(--s-4) var(--s-5); margin: 0 0 var(--s-6);
}
.ipc-summary__label { font-size: 12.5px; font-weight: 800; letter-spacing: .12em; color: var(--c-ink); margin: 0 0 var(--s-2); text-transform: uppercase; }
.ipc-summary ul { margin: 0; padding-left: 1.2em; }
.ipc-summary li { font-size: 15.5px; color: var(--c-ink-3); line-height: 1.7; margin-bottom: 6px; }

/* 목차 */
.ipc-toc { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-md); padding: var(--s-4) var(--s-5); margin: 0 0 var(--s-7); box-shadow: var(--sh-1); }
.ipc-toc__label { font-size: 12.5px; font-weight: 800; letter-spacing: .12em; color: var(--c-accent); margin: 0 0 var(--s-2); text-transform: uppercase; }
.ipc-toc ol { margin: 0; padding-left: 1.3em; }
.ipc-toc li { font-size: 15.5px; margin-bottom: 6px; }
.ipc-toc a { color: var(--c-ink-3); text-decoration: none; }
.ipc-toc a:hover { color: var(--c-accent-ink); text-decoration: underline; }

/* 콜아웃 */
.ipc-callout {
  margin: var(--s-6) 0; padding: var(--s-4) var(--s-5);
  background: var(--c-accent-bg); border: 1px solid #EADCC6; border-left: 4px solid var(--c-accent-2);
  border-radius: var(--r-md); color: var(--c-ink-2);
}
.ipc-callout p { margin: 0 0 var(--s-2); font-size: 16px; line-height: 1.8; }
.ipc-callout p:last-child { margin-bottom: 0; }
.ipc-callout strong { color: var(--c-accent-ink); }
.ipc-note {
  margin: var(--s-6) 0; padding: var(--s-4) var(--s-5); background: var(--c-ok-bg);
  border: 1px solid #CFE4D9; border-left: 4px solid var(--c-ok); border-radius: var(--r-md);
}
.ipc-note p { margin: 0 0 var(--s-2); font-size: 15.5px; color: #245240; line-height: 1.8; }
.ipc-note p:last-child { margin-bottom: 0; }

/* 표 */
.ipc-tablewrap { margin: var(--s-6) 0; overflow-x: auto; border: 1px solid var(--c-line); border-radius: var(--r-md); background: #fff; -webkit-overflow-scrolling: touch; }
.ipc-table { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 520px; }
.ipc-table caption { caption-side: top; text-align: left; padding: var(--s-3) var(--s-4) 0; font-size: 13.5px; font-weight: 700; color: var(--c-muted); }
.ipc-table th, .ipc-table td { padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--c-line-soft); vertical-align: top; line-height: 1.6; }
.ipc-table thead th { background: var(--c-ink); color: #fff; font-weight: 700; font-size: 14px; letter-spacing: -0.01em; border-bottom: 0; white-space: nowrap; }
.ipc-table thead th:first-child { border-top-left-radius: 0; }
.ipc-table tbody tr:last-child td { border-bottom: 0; }
.ipc-table tbody tr:nth-child(even) { background: #FAFBFC; }
.ipc-table tbody th { font-weight: 700; color: var(--c-ink); background: #F4F6F8; white-space: nowrap; }
.ipc-table td strong { color: var(--c-accent-ink); }

/* 인라인 차트 (CSS only) */
.ipc-chart { margin: var(--s-6) 0; padding: var(--s-5); background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-md); }
.ipc-chart__title { font-size: 15px; font-weight: 800; color: var(--c-ink); margin: 0 0 var(--s-1); }
.ipc-chart__sub { font-size: 13px; color: var(--c-muted); margin: 0 0 var(--s-4); }
.ipc-bar { margin-bottom: var(--s-3); }
.ipc-bar:last-child { margin-bottom: 0; }
.ipc-bar__top { display: flex; justify-content: space-between; align-items: baseline; gap: var(--s-3); margin-bottom: 6px; font-size: 14px; }
.ipc-bar__label { font-weight: 700; color: var(--c-ink-2); }
.ipc-bar__val { font-weight: 700; color: var(--c-accent-ink); font-variant-numeric: tabular-nums; white-space: nowrap; }
.ipc-bar__track { height: 12px; background: var(--c-bg-tint); border-radius: var(--r-pill); overflow: hidden; }
.ipc-bar__fill { height: 100%; border-radius: var(--r-pill); background: linear-gradient(90deg, var(--c-ink) 0%, #2E4A66 100%); }
.ipc-bar--accent .ipc-bar__fill { background: linear-gradient(90deg, var(--c-accent) 0%, var(--c-accent-2) 100%); }
.ipc-chart__foot { font-size: 12.5px; color: var(--c-muted); margin: var(--s-4) 0 0; line-height: 1.6; }

/* 단계 다이어그램 */
.ipc-flow { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: var(--s-2); margin: var(--s-6) 0; }
.ipc-flow__i { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-sm); padding: var(--s-3); text-align: center; position: relative; }
.ipc-flow__i strong { display: block; font-size: 14px; color: var(--c-ink); margin-bottom: 4px; }
.ipc-flow__i span { display: block; font-size: 12.5px; color: var(--c-muted); line-height: 1.5; }
.ipc-flow__i::after {
  content: "›"; position: absolute; right: -12px; top: 50%; transform: translateY(-50%);
  color: var(--c-accent-2); font-size: 22px; font-weight: 700; z-index: 2;
}
.ipc-flow__i:last-child::after { display: none; }

/* 출처 */
.ipc-sources { margin: var(--s-7) 0 var(--s-5); padding: var(--s-4) var(--s-5); background: var(--c-bg-soft); border: 1px solid var(--c-line); border-radius: var(--r-md); }
.ipc-sources p { font-size: 12.5px; font-weight: 800; letter-spacing: .1em; color: var(--c-muted); margin: 0 0 var(--s-2); text-transform: uppercase; }
.ipc-sources ul { margin: 0; padding-left: 1.2em; }
.ipc-sources li { font-size: 14.5px; margin-bottom: 6px; color: var(--c-ink-3); }

/* 고지 */
.ai-notice { font-size: 13.5px !important; color: #8A96A3 !important; margin-top: var(--s-6) !important; padding-top: var(--s-3); border-top: 1px dashed var(--c-line); }
.ipc-prose .legal-notice {
  background: var(--c-bg-soft); border: 1px solid var(--c-line); border-left: 4px solid var(--c-muted);
  color: var(--c-muted); font-size: 13.5px; line-height: 1.8; border-radius: var(--r-sm);
  padding: var(--s-3) var(--s-4); margin: var(--s-4) 0 0;
}
.ipc-prose .legal-notice p { margin: 0 0 8px; font-size: 13.5px; }
.ipc-prose .legal-notice p:last-child { margin-bottom: 0; }

/* 공유 / 관련글 */
.ipc-related { background: var(--c-bg-soft); border-top: 1px solid var(--c-line); padding: var(--s-9) 0; }
.ipc-pager { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: var(--s-4); margin-top: var(--s-7); }
.ipc-pager a { display: block; padding: var(--s-4); border: 1px solid var(--c-line); border-radius: var(--r-md); background: #fff; transition: box-shadow var(--t-mid), transform var(--t-mid); }
.ipc-pager a:hover { box-shadow: var(--sh-2); transform: translateY(-2px); }
.ipc-pager small { display: block; font-size: 12.5px; font-weight: 700; letter-spacing: .1em; color: var(--c-accent); margin-bottom: 6px; text-transform: uppercase; }
.ipc-pager strong { display: block; font-size: 16px; color: var(--c-ink); line-height: 1.5; font-weight: 700; }
.ipc-pager .is-next { text-align: right; }

/* 아카이브 */
.ipc-archive-hero { background: var(--c-ink); color: #B9C7D5; padding: var(--s-9) 0 var(--s-8); }
.ipc-archive-hero h1 { font-family: var(--f-serif); color: #fff; font-size: clamp(30px, 4.2vw, 46px); margin-bottom: var(--s-3); letter-spacing: -0.035em; }
.ipc-archive-hero p { max-width: 60ch; color: #A9BACB; margin: 0; }
.ipc-pagination { display: flex; flex-wrap: wrap; gap: var(--s-2); justify-content: center; margin-top: var(--s-8); }
.ipc-pagination .page-numbers {
  display: inline-flex; align-items: center; justify-content: center; min-width: 44px; min-height: 44px;
  padding: 0 12px; border: 1px solid var(--c-line); border-radius: var(--r-sm); background: #fff;
  color: var(--c-ink-3); font-weight: 700; font-size: 15px;
}
.ipc-pagination .page-numbers:hover { border-color: var(--c-accent-2); color: var(--c-accent-ink); }
.ipc-pagination .page-numbers.current { background: var(--c-ink); border-color: var(--c-ink); color: #fff; }

/* 고정 페이지 */
.ipc-page-body { padding: var(--s-8) 0 var(--s-9); }
.ipc-legal-doc { max-width: 860px; margin: 0 auto; }
.ipc-legal-doc h2 { font-family: var(--f-serif); font-size: clamp(21px, 2.2vw, 26px); margin: var(--s-7) 0 var(--s-3); padding-top: var(--s-4); border-top: 1px solid var(--c-line); }
.ipc-legal-doc h2:first-of-type { border-top: 0; padding-top: 0; margin-top: 0; }
.ipc-legal-doc h3 { font-size: 18px; margin: var(--s-4) 0 var(--s-2); }
.ipc-legal-doc p, .ipc-legal-doc li { font-size: 16px; line-height: 1.85; }

/* ============================================================
   14b. FORM (문의 페이지)
   ============================================================ */
.ipc-form { background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-lg); padding: var(--s-5); box-shadow: var(--sh-1); margin: var(--s-5) 0 var(--s-7); }
.ipc-field { display: flex; flex-direction: column; gap: 6px; margin: 0 0 var(--s-4); }
.ipc-field label { font-size: 14.5px; font-weight: 700; color: var(--c-ink); }
.ipc-field label span { color: var(--c-accent); }
.ipc-field input, .ipc-field select, .ipc-field textarea {
  width: 100%; min-height: 52px; padding: 13px 16px;
  font: inherit; font-size: 16px; color: var(--c-ink);
  background: #fff; border: 1px solid var(--c-line); border-radius: var(--r-sm);
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
}
.ipc-field textarea { min-height: 140px; resize: vertical; line-height: 1.7; }
.ipc-field input:focus, .ipc-field select:focus, .ipc-field textarea:focus {
  border-color: var(--c-accent-2); box-shadow: 0 0 0 3px rgba(184,133,63,.16); outline: none;
}
.ipc-field--hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.ipc-consent { background: var(--c-bg-soft); border: 1px solid var(--c-line); border-radius: var(--r-sm); padding: var(--s-3) var(--s-4); margin-bottom: var(--s-4); }
.ipc-consent__title { font-size: 14px; font-weight: 800; color: var(--c-ink); margin: 0 0 var(--s-2); }
.ipc-consent__body { font-size: 13.5px; line-height: 1.75; color: var(--c-muted); margin: 0 0 var(--s-3); }
.ipc-check { margin: 0; }
.ipc-check label { display: flex; align-items: center; gap: 10px; min-height: 44px; font-size: 15px; font-weight: 600; color: var(--c-ink); cursor: pointer; }
.ipc-check input { width: 20px; height: 20px; min-height: 20px; accent-color: var(--c-accent); flex: 0 0 20px; }
.ipc-form__actions { margin: 0 0 var(--s-2); }
.ipc-form__actions .ipc-btn { width: 100%; }
.ipc-form__note { font-size: 13.5px; color: var(--c-muted); margin: 0; }
.ipc-alert { border-radius: var(--r-md); padding: var(--s-3) var(--s-4); margin: 0 0 var(--s-5); font-size: 15.5px; line-height: 1.7; border: 1px solid; }
.ipc-alert--ok { background: var(--c-ok-bg); border-color: #CFE4D9; color: #1F5540; }
.ipc-alert--err { background: #FDF2F2; border-color: #F3D3D3; color: #8C2F2F; }
.ipc-alert p { margin: 0; }

/* ============================================================
   15. MOTION
   ============================================================ */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 620ms var(--e-out), transform 620ms var(--e-out); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: 90ms; }
.reveal[data-d="2"] { transition-delay: 180ms; }
.reveal[data-d="3"] { transition-delay: 270ms; }
.reveal[data-d="4"] { transition-delay: 360ms; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important; animation-iteration-count: 1 !important;
    transition-duration: .001ms !important; scroll-behavior: auto !important;
  }
  .reveal { opacity: 1 !important; transform: none !important; }
}

/* ============================================================
   16. RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  :root { --s-9: 72px; --s-10: 88px; }
  .ipc-grid--4 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .ipc-split { gap: var(--s-6); }
  .ipc-footer__top { grid-template-columns: 1fr 1fr; gap: var(--s-6); }
  .ipc-footer__brand { grid-column: 1 / -1; }
}
@media (max-width: 860px) {
  .ipc-nav { display: none; }
  .ipc-burger { display: flex; }
  .ipc-header__cta .ipc-btn { display: none; }
  .ipc-grid--3 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .ipc-split { grid-template-columns: 1fr; }
  .ipc-split--rev .ipc-split__media { order: 0; }
  .ipc-hero__facts { grid-template-columns: repeat(2, minmax(0,1fr)); gap: var(--s-4) var(--s-3); }
  .ipc-flow { grid-template-columns: repeat(2, minmax(0,1fr)); gap: var(--s-3); }
  .ipc-flow__i::after { display: none; }
  .ipc-pager { grid-template-columns: 1fr; }
  .ipc-cta { padding: var(--s-8) var(--s-4); border-radius: var(--r-lg); }
}
@media (max-width: 600px) {
  :root { --s-8: 56px; --s-9: 64px; --s-10: 72px; --nav-h: 64px; }
  body { font-size: 16.5px; }
  .ipc-wrap { padding: 0 20px; }
  .ipc-grid--2, .ipc-grid--3, .ipc-grid--4 { grid-template-columns: 1fr; }
  .ipc-hero__inner { padding: var(--s-9) 0 var(--s-8); }
  .ipc-hero h1 { max-width: none; }
  .ipc-hero__actions { flex-direction: column; align-items: stretch; }
  .ipc-hero__actions .ipc-btn { width: 100%; }
  .ipc-carousel__head { flex-direction: column; align-items: flex-start; }
  .ipc-carousel__track { grid-auto-columns: 84%; }
  .ipc-prose { font-size: 16.5px; }
  .ipc-summary, .ipc-toc, .ipc-callout, .ipc-note, .ipc-sources, .ipc-chart { padding: var(--s-3) var(--s-4); }
  .ipc-cta__actions { flex-direction: column; }
  .ipc-cta__actions .ipc-btn { width: 100%; }
  .ipc-footer__top { grid-template-columns: 1fr; }
}

/* ============================================================
   17. WP CORE OVERRIDES — 기본 테마 티 제거
   ============================================================ */
.wp-block-image, figure { margin: var(--s-6) 0; }
figcaption, .wp-element-caption { font-size: 13.5px; color: var(--c-muted); text-align: center; margin-top: var(--s-2); line-height: 1.6; }
.screen-reader-text {
  border: 0; clip: rect(1px,1px,1px,1px); clip-path: inset(50%); height: 1px; width: 1px;
  overflow: hidden; position: absolute !important; word-wrap: normal !important;
}
.ez-toc-container, #ez-toc-container { display: none !important; }
.wp-block-post-comments, .comments-area, #comments { display: none !important; }
blockquote { margin: var(--s-6) 0; }
.alignwide, .alignfull { max-width: 100% !important; margin-left: auto; margin-right: auto; }