/* =====================================================================
   ThingsOne — cinematic sections (ported from the samjin.com kit, retoned)
   hero-cine · stats counter · marquee · moment-hub · SVG connection network
   accent = smart-home cyan (--sky) over near-black
   ===================================================================== */
:root{
  --sky:#7fd7ee; --sky-2:#9fe7f6; --cine-dark:#0b0e14;
  --ease-c:cubic-bezier(.22,1,.36,1);
  --r:16px; --r-lg:24px; --r-pill:100px;
}
.hero-cine-eyebrow{display:inline-flex;align-items:center;gap:14px;color:var(--sky);
  font-family:var(--mono);font-size:12.5px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;margin-bottom:26px}
.hero-cine-eyebrow::before{content:"";width:34px;height:1.5px;background:currentColor;opacity:.9}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.moment .wrap{position:relative;z-index:1}
.moment-scene .wrap{position:relative;z-index:2}

/* ===== hero showcase: FIFA-style 3D product carousel ===== */
.showcase{position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(78% 55% at 50% 44%, rgba(14,124,255,.16), transparent 62%),
    linear-gradient(180deg, rgba(9,11,15,.86) 0%, rgba(9,11,15,.42) 20%, rgba(9,11,15,.1) 42%, transparent 60%, rgba(7,9,13,.44) 100%),
    url("../img/scene/concrete.jpg") center 44% / cover no-repeat,
    #0b0d11;
  padding:calc(var(--header-h) + clamp(26px,4vw,50px)) 0 clamp(28px,4vw,52px)}
/* studio floor: soft light pool + faint horizon */
.showcase::before{display:none}
.showcase-glow{position:absolute;left:50%;top:28%;width:min(860px,95vw);aspect-ratio:1.5/1;transform:translate(-50%,-50%);z-index:0;
  background:radial-gradient(ellipse, rgba(178,206,242,.4), rgba(14,124,255,.14) 42%, transparent 66%);filter:blur(28px);pointer-events:none}

/* ---- full-page scroll snap: each main section = one page ----
   ★하한이 961px 인 이유: 861~960px 구간에선 flagship.css 의 @media(max-width:960px) 가
   .experience-grid 를 1열로 세워 섹션이 뷰포트를 251~376px 초과한다. 그 상태로 mandatory 스냅이
   걸리면 섹션 하단(감지→연결→자동응답 카드)에 도달할 수 없다. 두 경계를 961 로 일치시킨다. */
html{scroll-behavior:smooth}
@media (min-width:961px) and (min-height:640px){
  html:has(body.is-home){scroll-snap-type:y mandatory}
  body.is-home .showcase,body.is-home .cats,body.is-home .ai-sol,body.is-home .brand-story{scroll-snap-align:start;min-height:100vh;min-height:100svh}
  body.is-home .cats,body.is-home .ai-sol,body.is-home .brand-story{display:flex;flex-direction:column;justify-content:center}
  body.is-home .site-footer{scroll-snap-align:start;min-height:100vh;min-height:100svh;display:flex;flex-direction:column;justify-content:center}
}
.showcase-head{position:relative;z-index:2;text-align:center}
.showcase-head .hero-cine-eyebrow{justify-content:center}
.showcase-head .hero-cine-eyebrow::before{display:none}
.showcase-title{font-size:clamp(30px,5vw,58px);line-height:1.05;margin-top:6px}

.fifa{position:relative;z-index:2;touch-action:pan-y;user-select:none;-webkit-user-select:none}
.fifa-viewport{position:relative;height:clamp(300px,40vh,430px);perspective:2600px;perspective-origin:50% 46%;margin:clamp(20px,3.4vh,50px) auto 0;transition:perspective-origin .25s ease-out}
.fifa-viewport::after{content:"";position:absolute;left:50%;bottom:3%;width:min(600px,78%);height:56px;transform:translateX(-50%);z-index:0;
  background:radial-gradient(ellipse,rgba(14,124,255,.3),transparent 70%);filter:blur(16px);pointer-events:none}
.fifa-stage{position:absolute;left:50%;top:50%;width:250px;height:358px;margin:-179px 0 0 -125px;transform-style:preserve-3d}
.fifa-card{position:absolute;left:0;top:0;width:250px;height:358px;transform-style:preserve-3d;backface-visibility:hidden;cursor:grab;padding:0;border:0;background:none}
.fifa:active .fifa-card{cursor:grabbing}
.fifa-card-inner{position:absolute;inset:0;border-radius:24px;overflow:hidden;
  border:1px solid rgba(127,215,238,.2);box-shadow:0 34px 66px -24px rgba(0,0,0,.78);
  transition:border-color .4s var(--ease-c),box-shadow .4s var(--ease-c),filter .4s var(--ease-c),transform .55s var(--ease-c)}
.fifa-card-inner::before{content:"";position:absolute;left:50%;top:38%;width:86%;aspect-ratio:1;transform:translate(-50%,-50%);z-index:0;}
.fifa-card-inner::after{content:"";position:absolute;inset:0;z-index:3;border-radius:inherit;pointer-events:none;mix-blend-mode:screen;opacity:.5;
  background:linear-gradient(122deg,transparent 33%,rgba(185,228,255,.18) 47%,rgba(255,255,255,.06) 53%,transparent 68%),
            radial-gradient(120% 66% at 26% 4%,rgba(205,232,255,.17),transparent 46%);
  background-size:300% 100%,100% 100%;background-position:130% 0,0 0;transition:opacity .4s}
.fifa-card.is-front .fifa-card-inner::after{opacity:.95;animation:cardsheen 5.2s ease-in-out infinite}
@keyframes cardsheen{0%,100%{background-position:130% 0,0 0}50%{background-position:-50% 0,0 0}}
.fifa-card-axis{position:absolute;z-index:2;top:16px;left:18px;font-size:10px;letter-spacing:.14em;opacity:.9}
.fifa-card-img{position:absolute;z-index:1;inset:13% 16% 30% 16%;display:flex;align-items:center;justify-content:center}
.fifa-card-img img{max-width:100%;max-height:100%;width:auto;height:auto;object-fit:contain;pointer-events:none;filter:drop-shadow(0 22px 30px rgba(0,0,0,.5))}
.fifa-card-foot{position:absolute;z-index:2;left:0;right:0;bottom:16px;text-align:center;padding:0 14px}
.fifa-card-name{font-size:15.5px;font-weight:700;letter-spacing:-.01em;}
.fifa-card.is-front .fifa-card-inner{transform:scale(1.05);
  -webkit-box-reflect:below 16px linear-gradient(rgba(0,0,0,.30), transparent 58%)}

.fifa-caption{position:relative;z-index:2;max-width:620px;margin:clamp(8px,1.4vw,18px) auto 0;text-align:center;min-height:84px;display:flex;flex-direction:column;align-items:center;gap:10px}
.fifa-cap-name{font-size:clamp(20px,2.4vw,30px);font-weight:800;letter-spacing:-.02em;color:#fff}
.fifa-cap-hook{font-size:clamp(14px,1.4vw,16.5px);color:rgba(255,255,255,.72);line-height:1.6;max-width:520px}
.fifa-hint{position:relative;z-index:2;text-align:center;margin-top:14px;font-size:11px;letter-spacing:.16em;color:rgba(255,255,255,.7);text-transform:uppercase}
.fifa-hint span{color:var(--sky);opacity:.8}
.js .fifa-hint{animation:fifahint 2.4s ease-in-out infinite}
@keyframes fifahint{0%,100%{opacity:.8}50%{opacity:1}}   /* floor 0.8 so text stays AA even at the pulse trough */
@media (max-width:680px){
  .fifa-viewport{perspective:1700px}
  .fifa-stage{width:218px;height:312px;margin:-156px 0 0 -109px}
  .fifa-card{width:218px;height:312px}
  .fifa-hint span{display:none}
}
@media (prefers-reduced-motion:reduce){ .js .fifa-hint{animation:none} .fifa-card.is-front .fifa-card-inner::after{animation:none} }
.moment-hub .hub-visual{position:relative;display:flex;align-items:stretch}
@keyframes hub-pulse{0%{width:46px;height:46px;opacity:0;border-width:2px}10%{opacity:.9}100%{width:440px;height:440px;opacity:0;border-width:.5px}}
@keyframes hn-hot{0%,55%{opacity:.22}68%{opacity:.65}88%{opacity:.55}97%,100%{opacity:.22}}
@keyframes hn-send{0%,56%{transform:scale(.4);opacity:0}60%{transform:scale(.7);opacity:.85}74%{transform:scale(2.6);opacity:0}100%{opacity:0}}
@keyframes hn-travel{from{stroke-dashoffset:11}to{stroke-dashoffset:-111}}
@keyframes hn-node{0%,80%{opacity:.35;transform:scale(.85)}90%{opacity:1;transform:scale(1.5)}100%{opacity:.35;transform:scale(.85)}}
@keyframes hn-pkt{0%,58%{opacity:0}64%{opacity:1}84%{opacity:1}89%,100%{opacity:0}}
@keyframes hn-ring{0%,84%{transform:scale(.3);opacity:0}90%{transform:scale(.7);opacity:.95}100%{transform:scale(4);opacity:0}}
@keyframes hn-core-breathe{0%,100%{transform:scale(1)}50%{transform:scale(1.28)}}

/* ============================ section lead helper ============================ */
.section-lead{margin-top:16px;font-size:clamp(15px,1.4vw,17.5px);line-height:1.7;color:var(--ink-muted);max-width:640px}

/* ============================ product categories ============================ */
.cats{position:relative;isolation:isolate;padding:clamp(48px,6vh,88px) 0;
  background:
    linear-gradient(180deg, rgba(247,246,243,.82) 0%, rgba(242,245,249,.52) 24%, rgba(233,239,245,.44) 60%, rgba(247,246,243,.60) 100%),
    url("../img/scene/gallery-white.jpg") center 66% / cover no-repeat,
    var(--canvas)}
.cats .wrap{width:100%}
/* feat-badges 행 제거(7/21 공식화 기준): 히어로 지표·인증 마퀴와 삼중 중복이라 마크업과 함께 삭제 */
.cats-head{max-width:760px;margin:0 auto clamp(24px,3.4vh,42px);text-align:center}
.cats-head .section-eyebrow{margin-inline:auto}
.cats-head .section-lead{margin-inline:auto}
.cats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(18px,2vw,26px);max-width:940px;margin:0 auto}
.cat-tile{display:flex;align-items:stretch;border:1px solid var(--hairline);border-radius:22px;overflow:hidden;background:#fff;}
.cat-tile:hover{border-color:color-mix(in srgb,var(--accent) 40%,transparent)}
.cat-tile-media{position:relative;flex:0 0 42%;aspect-ratio:1/1;overflow:hidden;display:flex;align-items:center;justify-content:center;}
.cat-tile-media::before{content:"";position:absolute;left:50%;top:47%;width:80%;aspect-ratio:1;transform:translate(-50%,-50%);}
.cat-tile-media img{position:relative;z-index:1;width:100%;height:100%;object-fit:contain;padding:14%;box-sizing:border-box;transition:transform .55s var(--ease-c)}
.cat-tile.is-soon .cat-tile-media::before{background:radial-gradient(circle,rgba(127,215,238,.24),transparent 62%);opacity:.6}
.cat-tile-ico{position:relative;z-index:1;}
.cat-tile-ico svg{width:52px;height:52px;filter:drop-shadow(0 8px 20px rgba(14,124,255,.35))}
.cat-tile-body{flex:1;display:flex;flex-direction:column;gap:7px;padding:clamp(18px,1.8vw,26px)}
.cat-name{font-size:clamp(1.12rem,1.6vw,1.35rem);font-weight:800;letter-spacing:-.02em}
.cat-tagline{font-size:13px;line-height:1.5;color:var(--ink-muted)}
.cat-tile:hover .cat-arrow{opacity:1}

/* ============================ AI solution (dark) ============================ */
.ai-sol{position:relative;color:var(--cream);padding:clamp(72px,9vh,116px) 0;overflow:hidden;
  background:
    radial-gradient(72% 58% at 50% 42%, rgba(8,10,14,.42), transparent 74%),
    linear-gradient(180deg, rgba(12,15,21,.66) 0%, rgba(10,13,18,.74) 60%, rgba(9,11,15,.84) 100%),
    url("../img/scene/showroom-dark.jpg") center / cover no-repeat,
    var(--night)}
.ai-sol-glow{position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(72% 60% at 50% -6%,rgba(14,124,255,.2),transparent 60%),
            radial-gradient(50% 50% at 84% 96%,rgba(127,215,238,.1),transparent 60%)}
.ai-sol .wrap{position:relative;z-index:1;width:100%}
.ai-sol .section-eyebrow,.brand-story .section-eyebrow{color:var(--cream-muted);border-color:var(--hairline-dark);background:color-mix(in srgb,#fff 5%,transparent)}
.ai-sol .section-title,.brand-story .section-title{color:var(--cream)}
.ai-sol .section-lead,.brand-story .section-lead{color:var(--cream-muted)}
.ai-head{max-width:740px;margin:0 auto clamp(34px,4.4vh,52px);text-align:center}
.ai-head .section-eyebrow,.ai-head .section-lead{margin-inline:auto}
.ai-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,24px);max-width:1010px;margin:0 auto}
.ai-card{padding:32px 28px;border:1px solid var(--hairline-dark);border-radius:20px;background:color-mix(in srgb,#fff 4%,transparent);
  transition:transform .4s var(--ease-micro),border-color .4s,background .4s}
.ai-card:hover{background:color-mix(in srgb,#fff 6%,transparent)}
.ai-card-ico{display:grid;place-items:center;width:52px;height:52px;border-radius:14px;background:rgba(127,215,238,.14);color:var(--sky);margin-bottom:20px}
.ai-card-ico svg{width:26px;height:26px}
.ai-card h3{font-size:1.18rem;font-weight:700;letter-spacing:-.01em;color:#fff;margin-bottom:10px}
.ai-card p{font-size:14px;line-height:1.65;color:var(--cream-muted)}
.ai-devices{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:14px 20px;margin-top:clamp(32px,4vh,48px)}
.ai-dev-label{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--cream-muted)}
.ai-dev-chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.ai-dev-chip{padding:8px 16px;border:1px solid var(--hairline-dark);border-radius:var(--radius-pill);font-size:13.5px;color:var(--cream);background:color-mix(in srgb,#fff 4%,transparent)}

/* ============================ brand story (dark) ============================ */
.brand-story{position:relative;color:var(--cream);padding:clamp(72px,9vh,116px) 0;overflow:hidden;
  background:
    radial-gradient(70% 58% at 50% 42%, rgba(10,8,7,.52), transparent 74%),
    linear-gradient(180deg, rgba(20,16,13,.60) 0%, rgba(14,11,9,.70) 58%, rgba(10,8,7,.82) 100%),
    url("../img/scene/store.jpg") 30% 34% / cover no-repeat,
    #0c0f16}
.brand-story .wrap{width:100%}
.brand-head{max-width:840px;margin:0 auto clamp(38px,5vh,56px);text-align:center}
.brand-head .section-eyebrow{margin-inline:auto}
.brand-title{font-size:clamp(1.9rem,4.4vw,3.2rem);line-height:1.12;color:#fff}
.brand-head .section-lead{margin:20px auto 0}
.brand-values{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(18px,2.4vw,28px);max-width:960px;margin:0 auto}
.brand-value{padding:30px 26px;border:1px solid var(--hairline-dark);border-radius:20px;background:color-mix(in srgb,#fff 3%,transparent);
  text-align:center;transition:transform .4s var(--ease-micro),border-color .4s}
.brand-value h3{font-size:1.3rem;font-weight:700;letter-spacing:.02em;color:var(--sky-2);margin-bottom:12px}
.brand-value p{font-size:14px;line-height:1.65;color:var(--cream-muted)}
.brand-note{max-width:780px;margin:clamp(32px,4vh,48px) auto 0;text-align:center;font-size:13.5px;line-height:1.7;color:var(--cream-muted);opacity:.85;text-wrap:balance}
.foot-addr{margin-top:14px;font-size:12.5px;color:var(--cream-muted);opacity:.88;line-height:1.6}

@media (max-width:860px){
  .cats-grid{grid-template-columns:1fr;max-width:460px}
  .cat-tile{flex-direction:column}
  .cat-tile-media{flex-basis:auto;width:100%;aspect-ratio:16/9}
  .ai-cards{grid-template-columns:1fr;max-width:460px}
  .brand-values{grid-template-columns:1fr;max-width:460px}
}

/* ===================== home §3/§4 CTA row + glass button ===================== */
.sub-more{margin-top:clamp(28px,4vh,46px);display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn-glassd{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.28)}
.btn-glassd:hover{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.5)}

/* ===================== gray-pastel product backdrops (pages 1 & 2) ===================== */
.fifa-card-inner{background:linear-gradient(162deg,#e3e8f0 0%,#ccd3df 54%,#bcc6d4 100%)}
.fifa-card-inner::before{background:radial-gradient(circle,rgba(120,150,200,.30),transparent 62%);opacity:.55}
.fifa-card-axis{color:#33405e}   /* AA: 밝은 카드 그라디언트 위 4.5:1+ (기존 #54648a=3.96:1 미달) */
.fifa-card-name{color:#1b2230}
.fifa-card.is-front .fifa-card-inner{border-color:rgba(120,150,200,.62);
  box-shadow:0 52px 104px -28px rgba(70,100,150,.55),0 0 0 1px rgba(150,175,215,.45),inset 0 1px 0 rgba(255,255,255,.75)}
.fifa-card:not(.is-front) .fifa-card-inner{filter:brightness(.95) saturate(.92) blur(.6px)}
.cat-tile.is-soon .cat-tile-media{background:linear-gradient(155deg,#e9edf3,#dde3ec)}
.cat-tile-ico{color:#5c6e93}

/* footer now family-led: two columns */
.foot-main{grid-template-columns:1.6fr 1.2fr}

/* ===================== brand lockup (icon + wordmark) ===================== */
.brand{display:inline-flex;align-items:center;gap:9px}
.brand-ico{display:block;width:32px;height:32px;flex:0 0 auto;filter:drop-shadow(0 2px 6px rgba(14,124,255,.28))}
.brand-word{font-weight:800;font-size:19px;letter-spacing:-.028em;color:currentColor}
.foot-brand-lock{margin-bottom:16px}
.foot-brand-lock .brand-ico{width:34px;height:34px}
.foot-brand-lock .brand-word{font-size:22px;color:#fff}

/* ===================== family-site chips (with logos) ===================== */
.fam-grid{gap:12px}
.fam-chip{display:inline-flex;align-items:center;gap:10px;padding:11px 18px}
.fam-logo{height:17px;width:auto;display:block}
.fam-ico{display:inline-flex;align-items:center}
.fam-ico svg{width:19px;height:19px;display:block}
.fam-label{font-size:14.5px;font-weight:600}
.fam-arrow{width:14px;height:14px;opacity:.5;margin-left:1px;transition:transform .3s var(--ease-micro),opacity .3s}
.fam-chip:hover .fam-arrow{opacity:1}
.cat-tile-media .cat-count{display:none}

/* category tile -> category landing page (drill-in) */
.cat-more{margin-top:auto;display:inline-flex;align-items:center;gap:7px;align-self:flex-start;font-size:14px;font-weight:700;color:var(--accent-ink);transition:color .3s var(--ease-micro)}
.cat-more-arrow{width:15px;height:15px}

/* hero caption -> product detail link */
.fifa-cap-more{display:inline-flex;align-items:center;gap:8px;margin-top:4px;padding:9px 20px;border-radius:var(--radius-pill);
  font-size:14px;font-weight:600;color:#fff;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.3);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);}
.fifa-cap-more:hover{background:rgba(255,255,255,.2);border-color:rgba(255,255,255,.55)}
.fifa-cap-more svg{width:16px;height:16px}
.fifa-cap-more .naver-mark{width:18px;height:18px;border-radius:5px;flex:0 0 auto}

/* =====================================================================
   Design upgrade (MengTo/Skills techniques)
   ===================================================================== */
/* ③ gradient-ring frame — dark cards (masked ::before, keeps translucent bg) */
.ai-card,.brand-value{position:relative;border-color:transparent}
.ai-card::before,.brand-value::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:linear-gradient(150deg,rgba(255,255,255,.42),rgba(14,124,255,.36) 42%,rgba(13,148,136,.32) 72%,rgba(255,255,255,.06));
  -webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;
  mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);mask-composite:exclude;
  opacity:.6;transition:opacity .4s;pointer-events:none}
.ai-card:hover::before,.brand-value:hover::before{opacity:1}

/* ④ layered neutral shadow — light category tiles */
:root{
  --shadow-md:0 1px 2px rgba(20,22,26,.04),0 4px 8px rgba(20,22,26,.05),0 10px 18px rgba(20,22,26,.05),0 22px 34px rgba(20,22,26,.06);
  --shadow-lg:0 4px 8px rgba(20,22,26,.05),0 12px 22px rgba(20,22,26,.07),0 28px 44px rgba(20,22,26,.09),0 54px 74px rgba(20,22,26,.10);
}
.cat-tile{box-shadow:var(--shadow-md)}
.cat-tile:hover{box-shadow:var(--shadow-lg)}

/* ⑤ catalog number index — 01–04 on tiles (pure CSS counter) */
.cats-grid{counter-reset:tile}
.cat-tile{position:relative}
.cat-tile::after{counter-increment:tile;content:counter(tile,decimal-leading-zero);
  position:absolute;top:15px;right:18px;z-index:3;font:600 12px/1 var(--mono);letter-spacing:.12em;pointer-events:none}

/* ① headline mask reveal — SplitText line/word wrappers */
.headln{overflow:hidden}
.headwd{display:inline-block;will-change:transform,opacity}

/* =====================================================================
   Premium QA fixes (audit punch-list)
   ===================================================================== */
/* accent system: teal = deliberate secondary (trust/cert only); tiles use brand blue */
:root{--accent-2:#0d9488;--accent-2-ink:#0C7A6E}
.cat-tile::after{color:color-mix(in srgb,var(--accent) 62%,transparent)}

/* mobile drawer sub-nav — was ink-muted (invisible dark-on-dark on the dark drawer) */
.drawer-sub{border-left-color:var(--hairline-dark)}
.drawer-sub a{color:var(--cream-muted)}
.drawer-sub a:hover{color:var(--cream)}

/* closed drawer must not be tab-focusable (WCAG) — hide it from the a11y tree */
.drawer{transition:transform .45s var(--ease-entrance),visibility 0s linear .45s}
.drawer:not(.open){visibility:hidden;pointer-events:none}
.drawer.open{visibility:visible;transition:transform .45s var(--ease-entrance)}

/* hamburger morphs to an X when the drawer is open */
.nav-toggle[aria-expanded="true"] span:first-child{transform:translateY(3.4px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:last-child{transform:translateY(-3.4px) rotate(-45deg)}

/* footer collapses to one column on mobile (source-order win over foot-main) */
@media (max-width:560px){.foot-main{grid-template-columns:1fr}}

/* single/low-count category grid — center + size up so it never looks sparse
   (auto-fit collapses empty tracks so justify-content can actually center) */
.cat-products .is-sparse{grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),360px));justify-content:center}

/* product thumbnails — ground the subject + define white/light devices on the
   light plate (drop-shadow gives edges). */
.product-thumb img{filter:drop-shadow(0 10px 22px rgba(20,28,40,.20))}
.pd-media img{filter:drop-shadow(0 12px 28px rgba(20,28,40,.17))}
/* white studio product shot fills the rounded card (its own bright bg + baked soft shadow) */
.pd-media-studio{background:#fff}
.pd-media-studio img{width:100%;height:100%;object-fit:cover;filter:none}

/* related-rail thumbnails — uniform height (matches the detail image) */
.pd-rel-thumb img{width:auto;height:60%;max-width:86%;object-fit:contain}

/* feature cards — no empty trailing column when <3 features */
.pd-features{grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr))}

/* gradient-ring owns the hover edge — drop the now-hidden border color change */
.ai-card:hover,.brand-value:hover{border-color:transparent}

/* progressive-blur strip only on the transparent home hero header */
body:not(.is-home) .to-topblur{display:none}

/* designed keyboard focus ring everywhere (was bare UA outline / none) */
a:focus-visible,button:focus-visible,.fifa-card:focus-visible,.product-card:focus-visible,.cat-tile:focus-visible,.pd-pager-btn:focus-visible,.backtop:focus-visible,.cat-tab:focus-visible{
  outline:2px solid var(--accent);outline-offset:3px}
/* Korean headings: no letter-tracking (uppercase/tracking is a Latin-only device) */
:lang(ko) .foot-col h3,:lang(ko) .section-eyebrow,:lang(ko) .ai-dev-label{letter-spacing:0}

/* category tile — hover-reveal directional cue (no label, per brief) */
.cat-tile-body{position:relative}
.cat-tile-go{position:absolute;right:0;bottom:1px;width:24px;height:24px;color:var(--accent);
  opacity:0;transform:translateX(-6px);transition:opacity .3s var(--ease-entrance),transform .3s var(--ease-entrance)}
.cat-tile-go svg{width:22px;height:22px;display:block}
.cat-tile:hover .cat-tile-go,.cat-tile:focus-visible .cat-tile-go{opacity:1;transform:none}

/* hero carousel hint — centered under the carousel (was inline-flex → stuck to the left edge) */
.fifa-hint{display:flex;justify-content:center;align-items:center;gap:7px;width:100%}
.fifa-hint .hint-chev{width:13px;height:13px;opacity:.7}

/* meshDrift 글로우 드리프트 제거(7/21 공식화 기준): 22~26s 주기 — 인지 불가 장식, GPU 상시 점유만 발생. 정적 글로우는 유지 */

/* ② progressive-blur header — soft frameless top fade (behind the crisp nav) */
.to-topblur{position:fixed;top:0;left:0;right:0;height:104px;z-index:59;pointer-events:none;
  -webkit-backdrop-filter:blur(5px) saturate(1.15);backdrop-filter:blur(5px) saturate(1.15);-webkit-backdrop-filter:blur(5px) saturate(1.15);
  -webkit-mask:linear-gradient(180deg,#000 0%,#000 38%,rgba(0,0,0,.55) 66%,transparent 100%);
  mask:linear-gradient(180deg,#000 0%,#000 38%,rgba(0,0,0,.55) 66%,transparent 100%)}
body.is-home .site-header.scrolled{box-shadow:none}
body.is-home .site-header.scrolled .wrap{position:relative}

/* ============================================================================
   Mobile refinement — folded Fold (280px) → phone → tablet.
   Appended last so equal-specificity rules win on source order within range.
   ============================================================================ */
/* drawer: let a tall nav scroll rather than clip unreachable items */
.drawer{overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}

/* comfortable tap targets for the mobile chrome (nav-toggle only shows <=960) */
.nav-toggle{width:44px;height:44px}
.drawer-close{width:44px;height:44px;display:flex;align-items:center;justify-content:center}

/* tablet: keep two columns from 561–860 instead of dropping straight to one */
@media (min-width:561px) and (max-width:860px){
  .cats-grid{grid-template-columns:repeat(2,1fr);max-width:720px}
  .ai-cards,.brand-values{grid-template-columns:repeat(2,1fr);max-width:640px}
}

/* phones: wrap / enlarge tight detail-page controls */
@media (max-width:600px){
  .pd-pager-btn{width:44px;height:44px}
}
/* ★터치 기기는 폭과 무관하게 44px 를 준다 — 601~960px 태블릿에서 38px 로 남아 있었다.
   (WCAG 2.5.5 목표 크기. 마우스 환경은 38px 유지해 헤더 밀도를 지킨다) */
@media (pointer:coarse){
  .pd-pager-btn{width:44px;height:44px}
  .lang-toggle{height:44px}
  .lang-opt{min-height:44px;display:flex;align-items:center}
  .pd-related-head{flex-wrap:wrap;gap:8px}
}
@media (max-width:440px){
  .pd-spec-row{grid-template-columns:1fr;gap:2px;padding:12px 4px}
  /* overflow-wrap:anywhere 제거 — 한글을 음절 단위로 쪼갰다.
     body의 keep-all + overflow-wrap:break-word 로 어절 단위 줄바꿈을 지키고,
     끊을 수 없는 초장문 토큰만 예외적으로 분리된다. */
}

/* ============================================================================
   Sitemap build — brand/AI subpages (dark) + support pages (light)
   ============================================================================ */
/* ── skills pack: cursor spotlight layer (--mx/--my set by JS) */
.has-spot{transition:transform .35s var(--ease-micro);will-change:transform}

/* magnetic CTAs — smooth drift toward the cursor (transform set inline by JS) */
.magnetic{transition:transform .38s cubic-bezier(.22,1,.36,1);will-change:transform}

/* ============================================================================
   Editorial layout — magazine bands for brand/AI pages (no card boxes)
   ============================================================================ */
/* alternating feature rows: ghost numeral + display type | large product media */
.ed-rows{max-width:1060px;margin:0 auto}
.ed-row{display:grid;grid-template-columns:1fr 1fr;gap:clamp(26px,4.5vw,64px);align-items:center;
  padding:clamp(28px,4.5vh,52px) 0;border-top:1px solid var(--hairline)}
.ed-row:first-child{border-top:0;padding-top:clamp(10px,2vh,24px)}
/* 이미지가 아직 없는 포인트 행은 오른쪽 절반이 비어 보이므로 텍스트가 전폭을 쓰게 한다
   (예: TV 연동 포인트 — 전용 이미지 준비 전까지) */
.ed-row:not(:has(.ed-media)){grid-template-columns:1fr}
.ed-row:not(:has(.ed-media)) .ed-txt{max-width:760px}
.ed-row.flip .ed-txt{order:2}
.ed-row.flip .ed-media{order:1}
.ed-num{font-size:clamp(32px,3.6vw,46px);line-height:1;
  color:transparent;}
.ed-txt h2{margin:10px 0 12px;font-size:clamp(1.22rem,1.9vw,1.55rem);font-weight:800;line-height:1.22}
.ed-txt p{font-size:14.5px;line-height:1.8;color:var(--ink-muted);max-width:46ch}
.ed-media{position:relative;display:flex;align-items:center;justify-content:center;aspect-ratio:4/3;overflow:hidden;}
.ed-media::after{content:"";position:absolute;inset:0;border-radius:inherit;border:1px solid rgba(20,22,26,.06);pointer-events:none}
.ed-media img{width:68%;max-height:76%;object-fit:contain;
  transition:transform .6s var(--ease-c)}
@media (max-width:860px){
  .ed-row{grid-template-columns:1fr;gap:18px;padding:clamp(26px,4.5vh,44px) 0}
  .ed-row.flip .ed-txt{order:1}
  .ed-row.flip .ed-media{order:2}
  .ed-media{aspect-ratio:16/10}
  .ed-media img{width:56%}
}

/* photo variant: real photography with a dark editorial overlay */
.break-band.has-photo{background:
  linear-gradient(180deg,rgba(9,12,17,.72),rgba(9,12,17,.52) 50%,rgba(9,12,17,.74)),
  var(--bimg) var(--bpos,center) / cover no-repeat,#0c0e14}
.break-band.has-photo::before{display:none}

/* full-bleed break band — dark technical surface (same language as the hero band) */
.break-band{position:relative;overflow:hidden;color:#fff;text-align:center;
  background:
    radial-gradient(80% 90% at 80% 0%, rgba(14,124,255,.32), transparent 58%),
    radial-gradient(55% 70% at 8% 100%, rgba(13,148,136,.18), transparent 60%),
    linear-gradient(180deg,#12151c,#0c0e14)}
.break-band::before{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(90% 90% at 75% 6%,#000,transparent 74%);
  mask-image:radial-gradient(90% 90% at 75% 6%,#000,transparent 74%)}
.break-inner{position:relative;z-index:1;max-width:880px;margin:0 auto}
.break-kicker{display:inline-block;margin-bottom:14px;padding:5px 13px;border:1px solid rgba(255,255,255,.28);border-radius:var(--radius-pill);
  font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:#cfe9f4;background:rgba(255,255,255,.06)}
.break-band h2{line-height:1.3}
.break-chips{display:flex;flex-wrap:wrap;gap:9px;justify-content:center;margin-top:22px}
.break-chips span{padding:8px 17px;border:1px solid rgba(255,255,255,.3);border-radius:var(--radius-pill);font-size:13.5px;font-weight:600;
  color:#fff;background:rgba(255,255,255,.08);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}

/* full-bleed stats over photo (brand about) */
.break-band .break-stats{display:flex;justify-content:center;gap:clamp(36px,8vw,110px);flex-wrap:wrap;margin-top:8px}

/* brand story — manifesto + bare value columns (no boxes) */
.manifesto{max-width:860px;margin:0 auto clamp(32px,5vh,54px);text-align:center;
  font-size:clamp(1.35rem,2.5vw,1.95rem);line-height:1.34}
.manifesto em{font-style:normal;color:var(--accent-ink)}
.value-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(26px,4.5vw,60px);max-width:1010px;margin:0 auto}
.value-col{padding-top:20px;border-top:2px solid var(--ink)}
.value-word{display:block;font-family:var(--mono);font-size:1.2rem;font-weight:700;letter-spacing:.02em;color:var(--accent-ink);margin-bottom:10px}
.value-col p{font-size:14.5px;line-height:1.8;color:var(--ink-muted)}
@media (min-width:561px) and (max-width:860px){.value-cols{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.value-cols{grid-template-columns:1fr;gap:22px}}
/* 가치 3열 아래 붙는 생태계 확장 한 문장 — 폭은 .value-cols 와 맞춰 한 덩어리로 읽히게 한다 */
.brand-reach{max-width:1010px;margin:clamp(30px,4vw,46px) auto 0;font-size:15.5px;line-height:1.85;
  color:var(--ink-muted);word-break:keep-all;text-wrap:pretty}

/* footer support quick links */
.foot-links{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:10px 0 12px;font-size:13.5px}
.foot-links a{color:var(--cream);font-weight:600;transition:color .2s}
.foot-links a:hover{color:var(--sky)}
/* 연락 행(Tel·Email·Fax·상호·주소) — 데스크톱 기본형. 기존 3줄 mono 블록과 같은 리듬을 유지한다.
   모바일에서는 responsive.css 가 탭 가능한 카드 행으로 승격한다. */
.foot-ct{display:block}
.foot-ct-row{display:flex;gap:10px;align-items:baseline;line-height:1.9}
.foot-ct-k{flex:0 0 42px;opacity:.6}
/* 상호·주소 행은 데스크톱에서는 아래 .foot-addr 문단이 이미 같은 내용을 담고 있어 중복이다 */
.foot-ct-org,.foot-ct-addr{display:none}

/* orbit spin + halo breathe on the hero product visual */
@media (prefers-reduced-motion:no-preference){
  @keyframes orbitSpin{to{transform:rotate(360deg)}}
  @keyframes haloBreathe{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.07);opacity:.85}}
}

/* scroll progress hairline (subpages) */
.scroll-progress{position:fixed;top:0;left:0;width:100%;z-index:210;pointer-events:none;
  transform-origin:0 50%;transform:scaleX(0);}

/* FAQ answer slide-in on open */
@media (prefers-reduced-motion:no-preference){
  .faq-item[open] .faq-a{animation:faqIn .38s var(--ease-micro)}
  @keyframes faqIn{from{opacity:0;transform:translateY(-7px)}to{opacity:1;transform:none}}
}

/* category/support tab underline also slides in on hover */
.cat-tab:hover::after{right:0}

/* ── SmartThings ecosystem diagram (light editorial body) ── */
.st-diagram{max-width:980px;margin:0 auto;display:grid;row-gap:clamp(26px,3.6vw,42px)}
.st-tier{display:flex;justify-content:center;gap:clamp(12px,2vw,20px);flex-wrap:wrap}
.st-node{position:relative;display:flex;flex-direction:column;align-items:center;text-align:center;gap:5px;
  padding:20px 18px 16px;border:1px solid var(--hairline);border-radius:16px;
  background:#fff;min-width:170px}
.st-node strong{font-size:14.5px;color:var(--ink);letter-spacing:-.01em}
.st-node-sub{font-size:12px;color:var(--ink-muted)}
.st-node-ico{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;
  background:color-mix(in srgb,var(--accent) 9%,#fff);color:var(--accent);margin-bottom:4px}
.st-node-ico svg{width:22px;height:22px}
.st-node-cloud{min-width:210px}
.st-node-hub{min-width:260px;border-color:color-mix(in srgb,var(--accent) 38%,transparent);}
.st-node-hub img{width:120px;height:88px;object-fit:contain;filter:drop-shadow(0 12px 20px rgba(20,22,26,.22))}
.st-node-dev img{width:74px;height:58px;object-fit:contain;filter:drop-shadow(0 8px 14px rgba(20,22,26,.2))}
.st-wwst{margin-top:2px;padding:3px 10px;border-radius:var(--radius-pill);font-size:11px;border:1px solid var(--hairline);color:var(--ink-muted);background:#fff}
.st-node-etc{border-style:dashed;box-shadow:none;background:color-mix(in srgb,#fff 55%,transparent)}
.st-tier-devices{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(150px,100%),1fr));gap:12px}
.st-tier-devices .st-node{min-width:0;padding:16px 10px 14px}
.st-note{max-width:760px;margin:22px auto 0;text-align:center;font-size:13px;line-height:1.7;color:var(--ink-muted)}

/* ── unified subpage shell: dark technical hero + light editorial body ── */
.hero-kicker{display:inline-block;margin-bottom:12px;padding:5px 12px;border:1px solid rgba(255,255,255,.22);border-radius:var(--radius-pill);
  /* ★uppercase 를 걸지 않는다(운영자 지시 8/11). 값은 site.json 에 이미 표기 그대로 들어 있고,
     강제 대문자는 브랜드 표기를 망가뜨린다 — "ABOUT ThingsOne"→"ABOUT THINGSONE",
     "AIoT SCENARIO"→"AIOT SCENARIO". 대문자가 필요하면 데이터에 대문자로 적을 것. */
  font-size:11px;font-weight:600;letter-spacing:.14em;}
/* (제거됨) .cat-hero-title br / .cat-hero .cat-hero-tag br 의 display:inline 재선언.
   br의 display 기본값이 inline 이므로 두 규칙은 아무것도 바꾸지 않는 no-op 이었고,
   유일한 실효는 v2.css [5] `br.br-lg{display:none}` 와의 특이도 경합이었다.
   특히 `.cat-hero .cat-hero-tag br`(0,2,1)은 br.br-lg(0,1,1)를 이겨,
   리드 문단에 br-lg 가 생기는 순간 모바일에서 강제 줄바꿈이 풀리지 않는 함정이었다.
   줄바꿈 정책의 단일 소스는 v2.css [5] 하나로 둔다. */
@media (prefers-reduced-motion:no-preference){
  @keyframes solFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
}

/* numbered point cards (light) */
.pt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (min-width:561px) and (max-width:860px){.pt-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.pt-grid{grid-template-columns:1fr}}
.pt-card{position:relative;display:flex;flex-direction:column;gap:8px;padding:26px 24px;border-radius:18px;color:inherit;
  background:radial-gradient(240px circle at var(--mx,50%) var(--my,170%), rgba(14,124,255,.07), transparent 65%),#fff;transition:transform .35s var(--ease-micro),box-shadow .35s,border-color .3s}
.pt-card:hover{border-color:color-mix(in srgb,var(--accent) 32%,transparent)}
.pt-ico{display:grid;place-items:center;width:48px;height:48px;border-radius:13px;margin-bottom:6px;
  background:linear-gradient(140deg,color-mix(in srgb,var(--accent) 14%,#fff),color-mix(in srgb,#0d9488 10%,#fff));
  color:var(--accent);border:1px solid color-mix(in srgb,var(--accent) 18%,transparent);transition:transform .35s var(--ease-micro)}
.pt-ico svg{width:23px;height:23px}
.pt-card h3{font-size:1.06rem;}
.pt-card p{font-size:14px;line-height:1.7;color:var(--ink-muted)}
.pt-card-link .pt-go{margin-top:auto;padding-top:10px;display:inline-flex;align-items:center;gap:7px;
  font-size:13.5px;font-weight:600;color:var(--accent-ink)}
.pt-go svg{width:15px;height:15px;transition:transform .3s var(--ease-micro)}

/* keyword strip (light) */
.kw-strip{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;
  margin-top:clamp(24px,3.4vh,38px);padding:14px 22px;border:1px solid var(--hairline);border-radius:var(--radius-pill);max-width:fit-content;margin-inline:auto}
.kw-lab{font-size:11px;letter-spacing:.14em;color:var(--ink-muted);margin-right:6px}
.kw-chip{padding:7px 15px;border:1px solid var(--hairline);border-radius:var(--radius-pill);font-size:13px;font-weight:600;
  color:var(--ink);}
@media (max-width:560px){.kw-strip{border-radius:22px}}
.cta-band .btn-dark{background:#fff;color:var(--ink)}
.cta-band .btn-dark:hover{background:#eef2f6}

/* ── support pages (light) ── */
.sup-body{padding:clamp(34px,5vh,60px) 0 clamp(64px,9vh,110px);background:var(--canvas)}
.sup-wrap{max-width:980px}
.sup-h2{font-size:1.25rem;font-weight:800;letter-spacing:-.02em;margin-bottom:16px}
.sup-empty{padding:60px 0;text-align:center;color:var(--ink-muted)}
.sup-note{margin-top:26px;padding:16px 20px;border:1px solid var(--hairline);border-radius:14px;background:#fff;font-size:14px;color:var(--ink-muted)}
.sup-note a{color:var(--accent-ink);font-weight:600;text-decoration:underline;text-underline-offset:3px}
.sup-empty-card{margin-top:26px;padding:clamp(36px,6vh,64px) 24px;border:1px dashed var(--hairline);border-radius:20px;background:#fff;
  display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px}
.sup-empty-card svg{width:34px;height:34px;color:var(--accent);opacity:.75}
.sup-empty-card h2{font-size:1.15rem;font-weight:800;letter-spacing:-.01em}
.sup-empty-card p{font-size:14px;line-height:1.7;color:var(--ink-muted)}
.sup-empty-card a{color:var(--accent-ink);font-weight:600;text-decoration:underline;text-underline-offset:3px}

/* FAQ accordion */
.faq-list{border-top:2px solid var(--ink)}
.faq-item{border-bottom:1px solid var(--hairline);background:transparent}
.faq-item summary{display:flex;align-items:center;gap:14px;padding:18px 6px;cursor:pointer;list-style:none;font-weight:600}
.faq-item summary::-webkit-details-marker{display:none}
.faq-q-mark{flex:0 0 auto;color:var(--accent-ink);font-weight:700;font-size:13px}
.faq-q{flex:1;font-size:15.5px;letter-spacing:-.01em}
.faq-chev{width:18px;height:18px;color:var(--ink-muted);transition:transform .3s var(--ease-micro)}
.faq-item[open] .faq-chev{transform:rotate(180deg)}
.faq-a{padding:2px 6px 20px 43px}
.faq-a p{font-size:14.5px;line-height:1.75;color:var(--ink-muted)}
@media (max-width:560px){.faq-a{padding-left:6px}}

/* 1:1 inquiry */
.inq-banner{margin-bottom:22px;padding:14px 18px;border-radius:12px;font-size:14px}
.inq-banner.is-ok{background:color-mix(in srgb,#0d9488 10%,#fff);border:1px solid color-mix(in srgb,#0d9488 35%,transparent);color:#0b5f56}
.inq-banner.is-err{background:color-mix(in srgb,#d43b2f 8%,#fff);border:1px solid color-mix(in srgb,#d43b2f 30%,transparent);color:#a1281e}
/* 접수 전용 단일 컬럼(공개 문의 목록 제거 후). 폼이 지나치게 넓어지지 않도록 가운데 정렬 */
.inq-single{max-width:720px;margin:0 auto;min-width:0}
.inq-note{margin:6px 0 20px;font-size:14px;line-height:1.7;color:var(--ink-muted)}
.inq-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,3.5vw,44px);align-items:start}
/* 그리드 아이템의 기본 min-width:auto 는 내부 고정폭(예: reCAPTCHA 위젯 304px — transform 축소는
   시각효과일 뿐 레이아웃 폭은 그대로)만큼 트랙을 강제로 넓혀, 좁은 화면에서 열이 컨테이너 밖으로
   삐져나가 잘리게 만든다. 0 으로 풀어 트랙이 컨테이너 폭까지 줄어들 수 있게 한다. */
.inq-grid > *{min-width:0}
@media (max-width:860px){.inq-grid{grid-template-columns:1fr}}
.inq-form{display:flex;flex-direction:column;gap:14px;padding:22px;border:1px solid var(--hairline);border-radius:18px;background:#fff}
.inq-row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:480px){.inq-row2{grid-template-columns:1fr}}
.inq-field{flex-direction:column;gap:6px;font-size:13.5px;font-weight:600}
.inq-field .req{color:#d43b2f}
.inq-field .opt{color:var(--ink-muted);font-weight:500}
.inq-field input,.inq-field textarea{padding:11px 13px;border:1px solid var(--hairline);border-radius:10px;font:inherit;font-weight:400;transition:border-color .25s,box-shadow .25s}
.inq-field input:focus,.inq-field textarea:focus{outline:2px solid transparent;outline-offset:2px;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 32%,transparent)}
.inq-field small{font-weight:400;color:var(--ink-muted)}
.inq-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
/* ★캡차 자리 미리 확보(2026-08-14). reCAPTCHA 체크박스는 구글 스크립트(348KB)를 받아
     iframe 을 그린 뒤에야 나타나므로, 그 전까지 높이가 0 이라 위젯이 뜨는 순간 아래 내용이
     밀려 내려간다. 78px 은 v2 체크박스 실제 높이. 모바일은 responsive.css 가 축소 배율에
     맞춰 height 를 따로 고정하므로 여기서는 최소 높이만 잡는다. */
.inq-captcha{min-height:78px}
.inq-submit{margin-top:4px;padding:13px 20px;border:0;border-radius:var(--radius-pill);background:var(--ink);color:#fff;font-weight:700;font-size:15px;cursor:pointer;}
.inq-submit:hover{box-shadow:0 12px 26px -10px rgba(20,22,26,.45)}
.inq-count{color:var(--ink-muted);font-weight:600;}
.inq-list{border-top:2px solid var(--ink)}
.inq-item{border-bottom:1px solid var(--hairline)}
.inq-item summary{display:flex;align-items:center;gap:10px;padding:14px 6px;cursor:pointer;list-style:none}
.inq-item summary::-webkit-details-marker{display:none}
.inq-lock{width:15px;height:15px;color:var(--ink-muted);flex:0 0 auto}
.inq-title{flex:1;font-size:14.5px;font-weight:600;letter-spacing:-.01em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.inq-meta{font-size:12px;color:var(--ink-muted);flex:0 0 auto}
.inq-status{flex:0 0 auto;padding:3px 10px;border-radius:var(--radius-pill);font-size:11px;border:1px solid var(--hairline);color:var(--ink-muted);background:#fff}
.inq-status.is-done{color:#0b5f56;border-color:color-mix(in srgb,#0d9488 35%,transparent);background:color-mix(in srgb,#0d9488 8%,#fff)}
.inq-unlock{display:flex;gap:8px;padding:4px 6px 16px 31px}
.inq-unlock input[type=password]{flex:1;max-width:220px;padding:9px 12px;border:1px solid var(--hairline);border-radius:9px;font:inherit;}
.inq-unlock button{padding:9px 18px;border:0;border-radius:9px;background:var(--ink);color:#fff;font-weight:600;font-size:13.5px;cursor:pointer}
.inq-view{margin-bottom:30px;padding:24px;border:1px solid var(--hairline);border-radius:18px;background:#fff}
.inq-view-head h2{font-size:1.2rem;font-weight:800;letter-spacing:-.01em;margin:8px 0 4px}
.inq-view-meta{font-size:13px;color:var(--ink-muted)}
.inq-view-body{margin-top:14px;padding-top:14px;border-top:1px solid var(--hairline)}
.inq-view-body p{font-size:14.5px;line-height:1.8}
.inq-reply{margin-top:16px;padding:16px 18px;border-radius:12px;background:color-mix(in srgb,var(--accent) 6%,#fff);border:1px solid color-mix(in srgb,var(--accent) 22%,transparent)}
.inq-reply-lab{display:block;font-size:12px;font-weight:700;color:var(--accent-ink);margin-bottom:6px}
.inq-reply p{font-size:14.5px;line-height:1.75}
@media (max-width:560px){.inq-meta{display:none}}

/* downloads */
/* 매뉴얼·펌웨어 — 게시판과 같은 행 목록. 5열 표는 걷어냈다(운영자 지시 8/13):
   매뉴얼은 QR·안내를 본문에 담아 상세로 보여주고, 펌웨어는 외부 링크로 바로 내려받는다. */
.dl-list{list-style:none;margin:0;padding:0;border-top:2px solid var(--ink)}
.dl-row{border-bottom:1px solid var(--hairline)}
.dl-row-main{display:grid;grid-template-columns:auto minmax(0,1fr) auto 20px;
  align-items:center;gap:0 14px;padding:16px 4px;color:inherit;
  transition:color .2s ease,background-color .2s ease}
.dl-row-main:hover{color:var(--accent-ink);background:color-mix(in srgb,var(--accent) 4%,transparent)}
.dl-row-meta{font-size:12.5px;color:var(--ink-muted);white-space:nowrap}
.dl-row-go{justify-self:end;font-size:18px;line-height:1;color:var(--ink-muted)}
.dl-kind{display:inline-flex;align-items:center;padding:3px 10px;border-radius:var(--radius-pill);
  font-size:11px;border:1px solid var(--hairline);color:var(--ink-muted);white-space:nowrap}
.dl-name{font-weight:600;word-break:keep-all}

/* 자료 상세 */
.dl-detail{max-width:760px}
.dl-detail-head{padding-bottom:18px;border-bottom:1px solid var(--hairline)}
.dl-detail-head h2{margin:10px 0 6px;font-size:clamp(20px,2.2vw,26px);line-height:1.35;word-break:keep-all}
.dl-detail-meta{margin:0;font-size:12.5px;color:var(--ink-muted)}
.dl-qr{margin:24px 0;text-align:center}
.dl-qr img{width:min(220px,60%);height:auto;border:1px solid var(--hairline);border-radius:12px;background:#fff;padding:10px}
.dl-qr figcaption{margin-top:10px;font-size:12.5px;color:var(--ink-muted)}
.dl-detail-body{margin-top:22px}
.dl-detail-cta{margin-top:26px}
.dl-back{margin-top:30px;padding-top:20px;border-top:1px solid var(--hairline);font-size:14px}
.dl-back a{color:var(--ink-muted)}
.dl-back a:hover{color:var(--accent-ink)}
/* 자료명 아래 보조 정보 — 파일 크기와 무결성 해시.
   펌웨어를 외부 저장소에 두는 경우 사용자가 받은 파일을 검증할 수단이 필요하다. */
.dl-size{display:inline-block;margin-left:8px;padding:1px 7px;border:1px solid var(--hairline);
  border-radius:999px;font-size:11px;font-weight:600;color:var(--ink-muted)}
.dl-sum{display:block;margin-top:4px;font-size:10.5px;color:var(--ink-muted);
  word-break:break-all;opacity:.75}
.dl-btn{padding:7px 16px;border-radius:var(--radius-pill);background:var(--ink);color:#fff;font-size:12.5px;font-weight:600}

/* A/S */
.as-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media (max-width:860px){.as-cards{grid-template-columns:1fr;max-width:460px;margin-inline:auto}}
@media (min-width:561px) and (max-width:860px){.as-cards{grid-template-columns:repeat(2,1fr);max-width:640px}}
.as-card{display:flex;flex-direction:column;gap:4px;padding:24px 22px;border:1px solid var(--hairline);border-radius:18px;background:#fff;}
.as-card:hover{box-shadow:0 20px 44px -18px rgba(20,22,26,.18);border-color:color-mix(in srgb,var(--accent) 35%,transparent)}
.as-ico{display:grid;place-items:center;width:44px;height:44px;border-radius:12px;background:color-mix(in srgb,var(--accent) 9%,#fff);color:var(--accent);margin-bottom:8px}
.as-ico svg{width:21px;height:21px}
.as-lab{font-size:12.5px;font-weight:700;color:var(--ink-muted);letter-spacing:.02em}
.as-val{font-size:1.15rem;font-weight:800;letter-spacing:-.01em;color:var(--ink)}
.as-sub{font-size:12.5px;color:var(--ink-muted);line-height:1.5}
.as-flow{margin-top:clamp(34px,5vh,54px)}
.as-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;counter-reset:asstep;list-style:none;padding:0}
@media (max-width:860px){.as-steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){.as-steps{grid-template-columns:1fr}}
.as-steps li{padding:18px;border:1px solid var(--hairline);border-radius:14px;background:#fff}
.as-step-no{display:block;font-size:12px;font-weight:700;color:var(--accent-ink);margin-bottom:8px}
.as-steps strong{display:block;font-size:15px;letter-spacing:-.01em;margin-bottom:6px}
.as-steps p{font-size:13px;line-height:1.65;color:var(--ink-muted)}
.as-warranty{margin-top:clamp(34px,5vh,54px)}
.as-warranty-list{list-style:none;padding:0;border-top:2px solid var(--ink)}
.as-warranty-list li{padding:14px 6px;border-bottom:1px solid var(--hairline);font-size:14px;line-height:1.7;color:var(--ink-muted)}
.as-warranty-list strong{color:var(--ink);margin-right:8px}

/* board */
.board-list{list-style:none;padding:0;}
.board-row{display:flex;align-items:center;border-bottom:1px solid var(--hairline);transition:background .2s}
.board-row:hover{background:color-mix(in srgb,var(--ink) 3%,transparent)}
/* ※뱃지 폭은 내용에 맞춘다(pill 이라 고정폭이 어색하다). 지금은 라벨이
   support-board.php:5 의 ['notice'=>'공지','news'=>'소식'] 2종뿐이고 폴백도 '공지' 라
   전부 2자 = 폭이 같아 뒤따르는 .board-main 시작선이 저절로 맞는다.
   ★글자 수가 다른 라벨(예: '이벤트')을 추가하면 그 순간 제목 시작선이 행마다 어긋난다.
     그때는 이 규칙에 고정폭(min-width 아님)을 주거나 .board-row 를 grid 로 바꿀 것. */
.board-kind{flex:0 0 auto;padding:3px 11px;border-radius:var(--radius-pill);font-size:11px;font-weight:700;color:var(--accent-ink);
  border:1px solid color-mix(in srgb,var(--accent) 30%,transparent);background:color-mix(in srgb,var(--accent) 7%,#fff)}
/* type tint: 공지=accent(파랑, 기본) · 소식=accent-2(틸)로 구분 */
.board-kind-news{color:var(--accent-2-ink,#0C7A6E);
  border-color:color-mix(in srgb,var(--accent-2,#0d9488) 30%,transparent);background:color-mix(in srgb,var(--accent-2,#0d9488) 8%,#fff)}
/* 잘라내기 선언 제거 — .board-title 은 마크업상 항상 .board-main 안에 있고(support-board.php:38-39),
   v2.css [board] `.board-main .board-title{white-space:normal}` 가 항상 이겨 nowrap 이 죽는다.
   white-space 가 normal 이면 text-overflow:ellipsis 도 동작하지 않으므로 셋 다 잔해였다.
   제목은 자르지 않고 2줄까지 자연스럽게 흐르게 두는 것이 현재 정책이다. */
.board-title{font-size:15px;font-weight:600;letter-spacing:-.01em}
.board-date{font-size:12.5px;color:var(--ink-muted)}
.board-detail{background:#fff;border:1px solid var(--hairline);border-radius:18px;padding:clamp(24px,3.5vw,40px)}
.board-detail-head h2{font-size:clamp(1.25rem,2.4vw,1.6rem);font-weight:800;letter-spacing:-.02em;margin:10px 0 6px}
.board-detail-meta{font-size:13px;color:var(--ink-muted)}
.board-detail-body{margin-top:18px;padding-top:18px;border-top:1px solid var(--hairline)}
.board-detail-body p{font-size:15px;line-height:1.85}
.board-detail-foot{margin-top:26px}
/* 패딩+음수 마진: 보이는 위치는 그대로 두고 터치 영역만 44px 급으로 키운다(실측 23px → 부족) */
.board-back{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;color:var(--accent-ink);
  padding:11px 12px;margin:-11px -12px}
.board-back svg{width:16px;height:16px}
/* 첨부파일 — 목록에는 클립 아이콘, 상세에는 내려받기 칩.
   ※호버에서 요소를 움직이지 않는다(운영자 지시 8/6): 색과 테두리로만 반응한다. */
.board-clip{display:inline-flex;vertical-align:middle;margin-left:6px;color:var(--ink-muted)}
.board-row:hover .board-clip{color:var(--accent-ink)}
.board-attach{margin-top:22px;padding-top:18px;border-top:1px dashed var(--hairline)}
.board-attach-lab{display:block;font-size:11.5px;font-weight:700;letter-spacing:.04em;color:var(--ink-muted);margin-bottom:9px}
.board-attach-file{display:inline-flex;align-items:center;gap:10px;max-width:100%;padding:11px 16px;
  border:1px solid var(--hairline);border-radius:12px;background:#fff;font-size:14px;font-weight:600;
  color:var(--ink);transition:border-color .25s,background .25s,color .25s}
.board-attach-file:hover{border-color:color-mix(in srgb,var(--accent) 45%,transparent);
  background:color-mix(in srgb,var(--accent) 5%,#fff);color:var(--accent-ink)}
.board-attach-ico{display:inline-flex;flex:none;color:var(--accent-ink)}
.board-attach-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.board-attach-size{flex:none;font-size:12.5px;color:var(--ink-muted)}

/* reviews */
.rev-naver{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding:clamp(22px,3.5vw,34px);border:1px solid var(--hairline);border-radius:20px;background:#fff}
.rev-naver-txt h2{font-size:1.2rem;font-weight:800;letter-spacing:-.01em;margin-bottom:6px}
.rev-naver-txt p{font-size:14px;color:var(--ink-muted)}

/* narrow phones (<=380, incl. folded Fold 280) — deliberate small-screen design */
@media (max-width:380px){
  /* headline floors that fit a ~248px content box instead of pinning ~30px */
.showcase-title{font-size:clamp(24px,7.5vw,58px)}
  .cats .section-title,.section-title{font-size:1.5rem}
  .brand-title{font-size:1.55rem}
  /* 3D carousel: shrink the cylinder so the front card gets real breathing room */
.fifa-stage,.fifa-card{width:188px;height:270px}
  .fifa-stage{margin:-135px 0 0 -94px}
  .fifa-caption{padding-left:18px;padding-right:18px}
  .fifa-cap-more{padding-top:11px;padding-bottom:11px}
  /* SmartThings diagram nodes: min-widths (210/260px) exceed the 248px content box — release the floor */
.st-node,.st-node-cloud,.st-node-hub{min-width:0;width:100%}
  /* dark-section card padding trims */
.ai-card{padding:24px 20px}
  .brand-value{padding:24px 20px}
}

/* ── board viewer 고도화: 분류 탭 · 발췌 · 이전/다음 내비 ── */
.board-tabs{display:flex;gap:8px;margin:0 0 20px;flex-wrap:wrap}
.board-tabs a{padding:7px 15px;border-radius:var(--radius-pill);font-size:13.5px;font-weight:600;color:var(--ink-muted);border:1px solid var(--hairline);transition:color .18s,border-color .18s,background .18s}
.board-tabs a:hover{color:var(--ink);border-color:color-mix(in srgb,var(--accent) 40%,transparent)}
.board-tabs a.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.board-excerpt{font-size:13px;color:var(--ink-muted);line-height:1.5;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:100%}
.board-nav{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:30px}
.board-nav-item{display:flex;flex-direction:column;gap:4px;padding:14px 16px;border:1px solid var(--hairline);border-radius:14px;min-width:0;transition:border-color .18s,background .18s}
a.board-nav-item:hover{border-color:color-mix(in srgb,var(--accent) 45%,transparent);background:color-mix(in srgb,var(--accent) 4%,#fff)}
.board-nav-item.is-off{opacity:.4}
.board-nav-prev{text-align:right}
.board-nav-lab{font-size:11px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--accent-ink,#0A5FCC)}
.board-nav-title{font-size:14px;font-weight:600;color:var(--ink);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media(max-width:560px){.board-nav{grid-template-columns:1fr}.board-nav-prev{text-align:left}}
/* board detail rich content */
.board-rich p{font-size:15px;line-height:1.85;margin:0 0 14px}
.board-rich h3{font-size:1.25rem;font-weight:800;letter-spacing:-.02em;margin:22px 0 10px;color:var(--ink)}
/* ★style.css 의 전역 `ul{list-style:none}` 이 여기까지 내려온다 — 본문 목록은 글머리표를 되살린다.
     되살리지 않으면 편집기 '목록' 버튼으로 만든 항목이 그냥 들여쓴 문단으로만 보인다. */
.board-rich ul,.board-rich ol{margin:0 0 14px;padding-left:22px}
.board-rich ul{list-style:disc}
.board-rich ol{list-style:decimal}
.board-rich li::marker{color:var(--ink-muted)}
.board-rich li{margin:5px 0;line-height:1.7}
.board-rich img{max-width:100%;height:auto;border-radius:12px;margin:10px 0}
/* 편집기 이미지 크기 프리셋(관리자 .rte-area 와 동일 클래스) - 좁은 화면에서는 읽히도록 전폭 복귀 */
.board-rich img.w25{width:25%}
.board-rich img.w50{width:50%}
.board-rich img.w75{width:75%}
@media(max-width:640px){.board-rich img.w25,.board-rich img.w50{width:60%}}
.board-rich a{color:var(--accent-ink,#0A5FCC);text-decoration:underline;text-underline-offset:2px}
/* ── 편집기(CKEditor 5)가 만드는 서식의 공개 렌더 ─────────────────────────
   관리자에서 넣은 표·정렬·색·캡션·미디어가 게시판에서 같은 모습으로 나와야 한다.
   클래스 이름은 서버 정화기(inc/bootstrap.php)가 통과시키는 목록과 짝이다. */
.board-rich h2{font-size:1.5rem;font-weight:800;letter-spacing:-.02em;margin:26px 0 12px;color:var(--ink)}
.board-rich h2:first-child,.board-rich h3:first-child{margin-top:0}
.board-rich figure{margin:16px 0}
.board-rich figure.image{display:table}
.board-rich figure.image img{display:block;margin:0}
.board-rich figcaption{margin-top:8px;font-size:13px;color:var(--ink-muted);text-align:center}
.board-rich figure.image-style-align-left,.board-rich figure.image-style-block-align-left{margin-right:auto;margin-left:0}
.board-rich figure.image-style-align-right,.board-rich figure.image-style-block-align-right{margin-left:auto;margin-right:0}
.board-rich figure.image-style-block-align-center{margin-left:auto;margin-right:auto}
.board-rich img.image-inline{display:inline;margin:0 2px;vertical-align:baseline}

/* 표 — 가로가 넘치면 표만 스크롤한다(페이지 전체가 밀리지 않게) */
.board-rich figure.table{overflow-x:auto;-webkit-overflow-scrolling:touch}
.board-rich table{border-collapse:collapse;width:100%;font-size:14.5px;line-height:1.6}
.board-rich th,.board-rich td{border:1px solid var(--hairline);padding:9px 12px;text-align:left;vertical-align:top}
.board-rich th{background:color-mix(in srgb,var(--ink) 4%,#fff);font-weight:700}

/* 미디어(유튜브 등) — 16:9 반응형 */
.board-rich figure.media{position:relative;padding-top:56.25%;height:0;overflow:hidden;border-radius:12px}
.board-rich figure.media iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

.board-rich pre{background:color-mix(in srgb,var(--ink) 4%,#fff);border:1px solid var(--hairline);border-radius:10px;padding:12px 14px;overflow-x:auto;font-size:13.5px}
.board-rich code{font-family:Consolas,Menlo,monospace;font-size:.92em}
.board-rich mark{background:#fff3a3;padding:0 2px}

.board-rich blockquote{margin:14px 0;padding:8px 18px;border-left:3px solid color-mix(in srgb,var(--accent) 45%,var(--hairline));color:var(--ink-muted)}
.board-rich hr{border:0;border-top:1px solid var(--hairline);margin:20px 0}
.board-rich strong,.board-rich b{font-weight:700}