@charset "utf-8";
/* ============================================================
   HONG COMMUNICATIONS — REDESIGN DESIGN SYSTEM
   전역 토큰 + 공통 컴포넌트. 모든 페이지가 이 파일을 공유합니다.
   로드 순서: common.css / custom.css / default.css 이후 (가장 마지막) 에 로드해
   기존 레거시 스타일을 덮어씁니다. head.sub.php 에서 마지막에 add_stylesheet.
   클래스 prefix: rd-  (legacy 클래스와 충돌 방지)
============================================================ */

/* ---------- Fonts ----------
   Pretendard 는 head.sub.php 에서 비차단(async)으로 로드한다.
   (@import 는 렌더링 차단 체인이라 FCP/LCP 를 크게 지연 → 제거)
   폰트 도착 전에는 아래 body 의 시스템 폰트 폴백(Malgun Gothic 등)으로 즉시 렌더된다. */

/* ---------- Design Tokens ---------- */
:root {
  /* Brand */
  --rd-navy:       #0B1B3B;
  --rd-navy-2:     #12274F;
  --rd-navy-deep:  #081328;
  --rd-blue:       #1A4FD6;
  --rd-blue-hover: #1540B0;
  --rd-blue-bright:#2E63E8;
  --rd-blue-soft:  #EAF1FF;
  --rd-blue-light: #7FA6F0;
  --rd-gold:       #D8A82A;
  --rd-gold-2:     #E8BC45;
  --rd-gold-soft:  #FBF3DD;

  /* Neutrals */
  --rd-ink:    #0E1A2B;
  --rd-text:   #3A4759;
  --rd-text-2: #4A5870;
  --rd-muted:  #5B6B82;
  --rd-faint:  #8A98AC;
  --rd-surface:#F6F8FB;
  --rd-surface-2:#FAFBFD;
  --rd-border: #EAEEF4;
  --rd-border-2:#EEF2F7;
  --rd-white:  #ffffff;

  /* Footer text on dark */
  --rd-fttext: #9FB0CC;
  --rd-ftmuted:#7C8DAA;
  --rd-ftfaint:#5E7099;

  /* Layout */
  --rd-container: 1280px;
  --rd-container-narrow: 1180px;
  --rd-gutter: 40px;
  --rd-header-h: 76px;

  /* Radius */
  --rd-r-sm: 8px;
  --rd-r-md: 12px;
  --rd-r-lg: 16px;
  --rd-r-xl: 18px;

  /* Shadow */
  --rd-shadow-card: 0 18px 44px -20px rgba(11,27,59,.25);
  --rd-shadow-pop:  0 24px 60px -24px rgba(11,27,59,.25);
}

/* ---------- Global base (overrides legacy palette) ---------- */
.rd, .rd * { box-sizing: border-box; }
body {
  font-family: 'Pretendard', -apple-system, BlinkMacSystemFont, 'Malgun Gothic', sans-serif;
  color: var(--rd-ink);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.rd-page { background: var(--rd-white); }
.rd a { text-decoration: none; color: inherit; }
.rd img { max-width: 100%; }

/* ---------- Keyframes ---------- */
@keyframes rd-rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
@keyframes rd-fade { from { opacity: 0; } to { opacity: 1; } }

/* ---------- Container ---------- */
.rd-container { max-width: var(--rd-container); margin: 0 auto; padding: 0 var(--rd-gutter); }
.rd-container--narrow { max-width: var(--rd-container-narrow); }

/* ============================================================
   HEADER + GNB
============================================================ */
#hd { all: unset; }
.rd-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.86);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--rd-border-2);
}
.rd-header-inner {
  max-width: var(--rd-container); margin: 0 auto; padding: 0 var(--rd-gutter);
  height: var(--rd-header-h); display: flex; align-items: center;
  justify-content: space-between; gap: 24px;
}
.rd-logo { display: flex; align-items: baseline; gap: 9px; flex-shrink: 0; white-space: nowrap; }
.rd-logo img { height: 30px; width: auto; display: block; }
.rd-logo-mark { font-size: 21px; font-weight: 800; letter-spacing: -.03em; color: var(--rd-navy); }
.rd-logo-sub  { font-size: 11px; font-weight: 600; letter-spacing: .22em; color: var(--rd-blue); text-transform: uppercase; }

.rd-gnb { display: flex; align-items: center; gap: 30px; flex-shrink: 0; }
.rd-gnb a { font-size: 14.5px; font-weight: 600; letter-spacing: -.01em; color: var(--rd-text); padding: 6px 0; white-space: nowrap; transition: color .2s ease; }
.rd-gnb a:hover, .rd-gnb a.active { color: var(--rd-navy); }

.rd-cta-btn {
  font-size: 14px; font-weight: 700; color: #fff; background: var(--rd-blue);
  padding: 11px 20px; border-radius: var(--rd-r-sm); letter-spacing: -.01em;
  white-space: nowrap; flex-shrink: 0; transition: background .2s ease;
}
.rd-cta-btn:hover { background: var(--rd-blue-hover); color: #fff; }

.rd-burger {
  display: none; flex-shrink: 0; width: 44px; height: 44px;
  align-items: center; justify-content: center; background: transparent;
  border: 1px solid #E4E9F0; border-radius: 10px; cursor: pointer; padding: 0;
}
.rd-burger span { position: relative; display: block; width: 18px; height: 2px; background: var(--rd-navy); border-radius: 2px; box-shadow: 0 -6px 0 var(--rd-navy), 0 6px 0 var(--rd-navy); }

/* Mobile drawer */
.rd-overlay {
  position: fixed; inset: 0; z-index: 200; background: rgba(11,27,59,.4);
  -webkit-backdrop-filter: blur(2px); backdrop-filter: blur(2px);
  opacity: 0; visibility: hidden; transition: opacity .3s ease;
}
.rd-overlay.on { opacity: 1; visibility: visible; }
.rd-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 201;
  width: min(82vw, 320px); background: #fff;
  box-shadow: -12px 0 40px -16px rgba(11,27,59,.25);
  transform: translateX(100%); transition: transform .32s cubic-bezier(.4,0,.2,1);
  display: flex; flex-direction: column;
}
.rd-drawer.on { transform: translateX(0); }
.rd-drawer-head { display: flex; align-items: center; justify-content: space-between; padding: 22px 24px; border-bottom: 1px solid var(--rd-border-2); }
.rd-drawer-head .rd-logo-mark { font-size: 18px; }
.rd-drawer-close { width: 40px; height: 40px; display: flex; align-items: center; justify-content: center; background: transparent; border: none; cursor: pointer; font-size: 24px; color: var(--rd-muted); line-height: 1; }
.rd-drawer nav { display: flex; flex-direction: column; padding: 8px 0; }
.rd-drawer nav a { font-size: 16px; font-weight: 600; color: #1A2A44; padding: 15px 24px; border-bottom: 1px solid #F4F6FA; transition: all .2s ease; }
.rd-drawer nav a:hover { background: var(--rd-surface); color: var(--rd-blue); }
.rd-drawer .rd-cta-btn { margin: 18px 24px; text-align: center; padding: 14px; border-radius: 10px; }

@media (max-width: 1024px) {
  .rd-gnb { display: none; }
  .rd-burger { display: inline-flex; }
}

/* ============================================================
   BUTTONS
============================================================ */
.rd-btn { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; letter-spacing: -.01em; border-radius: 10px; cursor: pointer; transition: background .2s ease, transform .2s ease, box-shadow .2s ease; border: none; }
.rd-btn--lg { font-size: 15.5px; padding: 15px 28px; }
.rd-btn--md { font-size: 15px; padding: 13px 24px; }
.rd-btn-primary { background: var(--rd-blue); color: #fff; }
.rd-btn-primary:hover { background: var(--rd-blue-bright); color: #fff; }
.rd-btn-gold { background: var(--rd-gold); color: var(--rd-navy); }
.rd-btn-gold:hover { background: var(--rd-gold-2); color: var(--rd-navy); }
.rd-btn-ghost-light { background: rgba(255,255,255,.08); color: #fff; border: 1px solid rgba(255,255,255,.18); font-weight: 600; }
.rd-btn-ghost-light:hover { background: rgba(255,255,255,.14); color: #fff; }

/* ============================================================
   SUB VISUAL (서브페이지 공통 히어로 + breadcrumb)
============================================================ */
.rd-subvisual { position: relative; background: var(--rd-navy-2); color: #fff; overflow: hidden; }
.rd-subvisual::before {
  content: ''; position: absolute; inset: 0;
  background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 56px 56px;
  -webkit-mask-image: radial-gradient(ellipse 70% 100% at 80% 50%, #000, transparent 72%);
  mask-image: radial-gradient(ellipse 70% 100% at 80% 50%, #000, transparent 72%);
  pointer-events: none;
}
.rd-subvisual-inner { position: relative; max-width: var(--rd-container); margin: 0 auto; padding: 74px var(--rd-gutter) 66px; }
.rd-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: #9FB3D6; margin-bottom: 18px; flex-wrap: wrap; }
.rd-breadcrumb .sep { opacity: .5; }
.rd-breadcrumb .cur { color: #fff; font-weight: 600; }
.rd-subvisual h1 { margin: 0; font-size: clamp(30px, 3.8vw, 46px); font-weight: 800; letter-spacing: -.03em; line-height: 1.12; color: #fff; word-break: keep-all; }
.rd-subvisual p { margin: 16px 0 0; font-size: 17px; line-height: 1.6; color: #AEBED8; max-width: 640px; word-break: keep-all; }

/* ============================================================
   SECTIONS + HEADINGS
============================================================ */
.rd-section { padding: 104px 0; background: #fff; }
.rd-section--surface { background: var(--rd-surface); }
.rd-section--dark { background: var(--rd-navy); color: #fff; position: relative; overflow: hidden; }
.rd-section--tight { padding: 88px 0; }

.rd-eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .08em; color: var(--rd-blue); text-transform: uppercase; }
.rd-section--dark .rd-eyebrow { color: var(--rd-gold); }
.rd-h2 { margin: 14px 0 0; font-size: clamp(28px, 3.4vw, 42px); line-height: 1.18; font-weight: 800; letter-spacing: -.03em; color: var(--rd-navy); word-break: keep-all; text-wrap: balance; }
.rd-section--dark .rd-h2 { color: #fff; }
.rd-lead { margin: 18px 0 0; font-size: 17px; line-height: 1.65; color: var(--rd-muted); word-break: keep-all; }
.rd-section--dark .rd-lead { color: #AEBED8; }
.rd-head-center { text-align: center; max-width: 680px; margin: 0 auto 52px; }

/* ============================================================
   STATS BAND
============================================================ */
.rd-stats { background: #fff; border-bottom: 1px solid var(--rd-border-2); }
.rd-stats-inner { max-width: var(--rd-container); margin: 0 auto; padding: 36px var(--rd-gutter); display: flex; flex-wrap: wrap; align-items: center; gap: 28px 56px; }
.rd-stats-label { font-size: 13px; font-weight: 700; letter-spacing: .06em; color: var(--rd-faint); text-transform: uppercase; }
.rd-stats-list { display: flex; flex-wrap: wrap; gap: 28px 56px; flex: 1; }
.rd-stat { display: flex; flex-direction: column; gap: 2px; }
.rd-stat-num { font-size: 30px; font-weight: 800; letter-spacing: -.03em; color: var(--rd-navy); line-height: 1; }
.rd-stat-lbl { font-size: 13.5px; font-weight: 500; color: var(--rd-muted); }

/* ============================================================
   CARD GRID (services / generic)
============================================================ */
.rd-grid { display: grid; gap: 22px; }
.rd-grid-2 { grid-template-columns: repeat(2, 1fr); }
.rd-grid-3 { grid-template-columns: repeat(3, 1fr); }
.rd-grid-4 { grid-template-columns: repeat(4, 1fr); }

.rd-card { display: block; background: #fff; border: 1px solid var(--rd-border); border-radius: var(--rd-r-xl); padding: 36px 34px; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.rd-card:hover { transform: translateY(-4px); box-shadow: var(--rd-shadow-card); border-color: #D7E2F7; }
.rd-card--surface { background: var(--rd-surface); }
.rd-card-icon { width: 52px; height: 52px; border-radius: 13px; display: flex; align-items: center; justify-content: center; font-size: 22px; font-weight: 800; margin-bottom: 22px; }
.rd-card h3 { margin: 0; font-size: 22px; font-weight: 700; letter-spacing: -.02em; color: var(--rd-navy); }
.rd-card p { margin: 11px 0 0; font-size: 15px; line-height: 1.62; color: var(--rd-muted); word-break: keep-all; }
.rd-card-link { display: inline-flex; align-items: center; gap: 6px; margin-top: 20px; font-size: 14px; font-weight: 700; color: var(--rd-blue); }

/* icon tints */
.rd-tint-blue { background: var(--rd-blue-soft); color: var(--rd-blue); }
.rd-tint-gold { background: var(--rd-gold-soft); color: #A67C12; }
.rd-tint-green{ background: #E9F7F1; color: #1B8A5B; }
.rd-tint-purple{ background: #F1ECFB; color: #6B45C9; }

/* ============================================================
   MICE / DARK FEATURE CARDS
============================================================ */
.rd-darkcard { position: relative; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); border-radius: var(--rd-r-lg); padding: 34px 26px; overflow: hidden; transition: background .3s ease, border-color .3s ease, transform .3s ease; }
.rd-darkcard:hover { background: rgba(26,79,214,.08); border-color: rgba(26,79,214,.3); transform: translateY(-6px); }
.rd-darkcard .rd-bigletter { position: absolute; top: 8px; right: 18px; font-size: 88px; font-weight: 900; line-height: 1; color: rgba(255,255,255,.05); letter-spacing: -.05em; }
.rd-darkcard .rd-en { position: relative; font-size: 12px; font-weight: 700; letter-spacing: .06em; color: var(--rd-gold); text-transform: uppercase; margin-bottom: 14px; }
.rd-darkcard h3 { position: relative; margin: 0; font-size: 21px; font-weight: 700; letter-spacing: -.02em; color: #fff; }
.rd-darkcard p { position: relative; margin: 12px 0 0; font-size: 14px; line-height: 1.65; color: var(--rd-fttext); word-break: keep-all; }

/* ============================================================
   CTA BAND
============================================================ */
.rd-cta { background: var(--rd-navy); color: #fff; position: relative; overflow: hidden; }
.rd-cta::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: 64px 64px; -webkit-mask-image: radial-gradient(ellipse 80% 100% at 100% 50%, #000, transparent 70%); mask-image: radial-gradient(ellipse 80% 100% at 100% 50%, #000, transparent 70%); pointer-events: none; }
.rd-cta-inner { position: relative; max-width: var(--rd-container); margin: 0 auto; padding: 88px var(--rd-gutter); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 32px; }
.rd-cta h2 { margin: 0; font-size: clamp(28px, 3.6vw, 44px); line-height: 1.16; font-weight: 800; letter-spacing: -.03em; word-break: keep-all; text-wrap: balance; }
.rd-cta p { margin: 18px 0 0; font-size: 17px; line-height: 1.6; color: #AEBED8; }
.rd-cta-actions { display: flex; flex-direction: column; gap: 14px; min-width: 240px; }
.rd-cta-actions .rd-btn { justify-content: center; padding: 17px 32px; border-radius: 11px; font-size: 16px; }

/* ============================================================
   FOOTER
============================================================ */
.rd-footer { background: var(--rd-navy-deep); color: var(--rd-fttext); padding: 64px 0 36px; }
.rd-footer-top { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 40px; padding-bottom: 44px; border-bottom: 1px solid rgba(255,255,255,.08); }
.rd-footer-brand { max-width: 360px; }
.rd-footer-logo { display: flex; align-items: baseline; gap: 9px; margin-bottom: 16px; }
.rd-footer-logo .rd-logo-mark { color: #fff; font-size: 20px; }
.rd-footer-logo .rd-logo-sub { color: var(--rd-blue-light); font-size: 10.5px; }
.rd-footer-desc { margin: 0 0 18px; font-size: 14px; line-height: 1.7; color: var(--rd-ftmuted); word-break: keep-all; }
.rd-footer-info { font-size: 12.5px; line-height: 1.85; color: var(--rd-ftfaint); }
.rd-footer-info strong { color: var(--rd-fttext); font-weight: 700; }
.rd-footer-cols { display: flex; gap: 64px; flex-wrap: wrap; }
.rd-footer-col h4 { margin: 0 0 16px; font-size: 12px; font-weight: 700; letter-spacing: .08em; color: var(--rd-ftfaint); text-transform: uppercase; }
.rd-footer-col .links { display: flex; flex-direction: column; gap: 11px; }
.rd-footer-col a { font-size: 14.5px; color: #A9B9D4; transition: color .2s ease; }
.rd-footer-col a:hover { color: #fff; }
.rd-footer-bottom { padding-top: 28px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; font-size: 13px; color: var(--rd-ftfaint); }

/* ============================================================
   HERO (main index)
============================================================ */
.rd-hero { position: relative; background: var(--rd-navy); color: #fff; overflow: hidden; }
.rd-hero::before { content: ''; position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px); background-size: 64px 64px; -webkit-mask-image: radial-gradient(ellipse 90% 80% at 70% 0%, #000 30%, transparent 75%); mask-image: radial-gradient(ellipse 90% 80% at 70% 0%, #000 30%, transparent 75%); pointer-events: none; }
.rd-hero-glow { position: absolute; top: -120px; right: -80px; width: 520px; height: 520px; border-radius: 50%; background: radial-gradient(circle, rgba(26,79,214,.3) 0%, transparent 70%); filter: blur(20px); pointer-events: none; }
.rd-hero-inner { position: relative; max-width: var(--rd-container); margin: 0 auto; padding: 120px var(--rd-gutter) 128px; }
.rd-hero-body { max-width: 760px; animation: rd-rise .7s ease both; }
.rd-badge { display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px; border: 1px solid rgba(255,255,255,.15); border-radius: 100px; font-size: 13px; font-weight: 600; color: #BFD0F0; margin-bottom: 28px; }
.rd-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--rd-gold); }
.rd-hero h1 { margin: 0; font-size: clamp(38px, 5.4vw, 66px); line-height: 1.08; font-weight: 800; letter-spacing: -.035em; word-break: keep-all; text-wrap: balance; }
.rd-hero h1 .accent { color: var(--rd-blue-light); }
.rd-hero-lead { margin: 26px 0 0; font-size: clamp(16px, 1.6vw, 19px); line-height: 1.65; color: #AEBED8; max-width: 580px; font-weight: 400; word-break: keep-all; }
.rd-hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 38px; }

/* ============================================================
   PORTFOLIO + CLIENTS
============================================================ */
.rd-pf { display: block; border-radius: var(--rd-r-lg); overflow: hidden; border: 1px solid var(--rd-border); transition: transform .25s ease, box-shadow .25s ease; }
.rd-pf:hover { transform: translateY(-4px); box-shadow: var(--rd-shadow-card); }
.rd-pf-img { aspect-ratio: 4/3; display: flex; align-items: flex-end; padding: 20px; background: linear-gradient(135deg, #13315E, #1A4FD6); }
.rd-pf-tag { font-size: 12px; font-weight: 700; letter-spacing: .04em; color: #fff; background: rgba(11,27,59,.5); padding: 6px 12px; border-radius: 100px; -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.rd-pf-body { padding: 20px 22px 24px; }
.rd-pf-body h3 { margin: 0; font-size: 17px; font-weight: 700; letter-spacing: -.02em; color: var(--rd-navy); }
.rd-pf-meta { margin-top: 10px; display: flex; gap: 14px; font-size: 13px; color: var(--rd-faint); }

.rd-clients { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.rd-client-chip { display: flex; align-items: center; justify-content: center; height: 56px; padding: 0 26px; border: 1px solid var(--rd-border-2); border-radius: var(--rd-r-md); background: var(--rd-surface-2); font-size: 15px; font-weight: 700; letter-spacing: -.01em; color: #7B889B; }

/* ============================================================
   RESPONSIVE
============================================================ */
@media (max-width: 1024px) {
  .rd-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .rd-cta-inner { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 768px) {
  :root { --rd-gutter: 20px; }
  .rd-section, .rd-section--tight { padding: 64px 0; }
  .rd-hero-inner { padding: 88px 20px 92px; }
  .rd-grid-2, .rd-grid-3, .rd-grid-4 { grid-template-columns: 1fr; }
  .rd-cta-actions { width: 100%; min-width: 0; }
  .rd-footer-cols { gap: 36px; }
}

/* ============================================================
   MOTION SYSTEM — "Kinetic Accent" (2026-06-24)
   시그니처: 골드 스크롤 레일 + 섹션 노드 / 전역 스크롤 리빌 / 마이크로인터랙션
   게이트: html.js-motion (JS 미동작·reduced-motion 시 전부 정상 노출)
   GPU only: transform + opacity. 레이아웃 속성 애니메이트 안 함.
============================================================ */
:root {
  --rd-ease-quart: cubic-bezier(.25, 1, .5, 1);
  --rd-ease-quint: cubic-bezier(.22, 1, .36, 1);
  --rd-ease-expo:  cubic-bezier(.16, 1, .3, 1);
}

/* ---- 전역 스크롤 리빌 ---- */
.js-motion .rd-reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s var(--rd-ease-quint), transform .7s var(--rd-ease-quint);
  transition-delay: calc(var(--rd-i, 0) * 70ms);
  will-change: opacity, transform;
}
.js-motion .rd-reveal.is-in { opacity: 1; transform: none; }
.js-motion .rd-reveal.rd-rv-left  { transform: translateX(-30px); }
.js-motion .rd-reveal.rd-rv-right { transform: translateX(30px); }
.js-motion .rd-reveal.is-in.rd-rv-left,
.js-motion .rd-reveal.is-in.rd-rv-right { transform: none; }


/* ---- 헤더 스크롤 폴리시 ---- */
.rd-header { transition: box-shadow .3s var(--rd-ease-quart), background .3s ease; }
.rd-header.is-scrolled { box-shadow: 0 8px 28px -16px rgba(11,27,59,.30); }
#hd.rd-header.is-scrolled { background: rgba(255,255,255,0.94); }

/* ---- 마이크로 인터랙션 ---- */
.rd-btn:active, .rd-cta-btn:active { transform: translateY(1px) scale(.985); }
.rd-card { transition: transform .3s var(--rd-ease-quart), box-shadow .3s var(--rd-ease-quart), border-color .3s ease; }
.rd-card:hover { transform: translateY(-6px); box-shadow: var(--rd-shadow-card); border-color: var(--rd-blue-light); }
.rd-card-link { display: inline-flex; align-items: center; gap: 6px; transition: gap .25s var(--rd-ease-quart), color .2s ease; }
.rd-card-link:hover { gap: 12px; }
.rd-pf { transition: transform .3s var(--rd-ease-quart), box-shadow .3s var(--rd-ease-quart); }
.rd-pf-img { transition: transform .6s var(--rd-ease-quart); }
.rd-pf:hover { transform: translateY(-6px); box-shadow: var(--rd-shadow-card); }
.rd-pf:hover .rd-pf-img { transform: scale(1.06); }
/* GNB 골드 언더라인 draw — CTA 버튼(.rd-cta-btn)은 제외(채워진 버튼에 밑줄 안 그림) */
.rd-gnb a:not(.rd-cta-btn) { position: relative; }
.rd-gnb a:not(.rd-cta-btn)::after {
  content: ''; position: absolute; left: 0; bottom: -2px; height: 2px; width: 100%;
  background: var(--rd-gold); transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--rd-ease-quart);
}
.rd-gnb a:not(.rd-cta-btn):hover::after,
.rd-gnb a:not(.rd-cta-btn).active::after { transform: scaleX(1); }

/* CTA 버튼 — 키네틱 모션 언어에 맞춰 의도적으로 보이게(호버 리프트 + 골드 시그니처 일관) */
.rd-cta-btn { transition: background .25s var(--rd-ease-quart), transform .25s var(--rd-ease-quart), box-shadow .25s var(--rd-ease-quart); }
.rd-cta-btn:hover { transform: translateY(-2px); box-shadow: 0 10px 22px -10px rgba(26,79,214,.55); }

/* ---- 고객사 로고 마퀴 ---- */
.js-motion .rd-clients.rd-marquee {
  display: flex; flex-wrap: nowrap; overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.js-motion .rd-clients.rd-marquee .rd-marquee-track {
  display: flex; flex-wrap: nowrap; gap: 12px; flex-shrink: 0;
  animation: rd-marquee 38s linear infinite; will-change: transform;
}
.js-motion .rd-clients.rd-marquee:hover .rd-marquee-track { animation-play-state: paused; }
@keyframes rd-marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ============================================================
   REDUCED MOTION (접근성 belt-and-suspenders)
============================================================ */
@media (prefers-reduced-motion: reduce) {
  .js-motion .rd-reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
  .js-motion .rd-clients.rd-marquee .rd-marquee-track { animation: none !important; }
}