/* 모두압축 · ModuZip 랜딩 — 포장대 위의 밀봉 명세표 (2026-10-25) */
:root{
  --bg:#F4F3F8;--surface:#FFFFFF;--surface-2:#ECEAF5;--ink:#1E1B33;--muted:#5B5876;
  --accent:#6754D8;--accent-ink:#4A3AB8;--accent-soft:#E9E5FA;--accent-line:#C9C0F2;
  --deep:#221C44;--deep-2:#2C2556;--deep-ink:#EFEBFF;--deep-muted:#BDB7DA;--deep-accent:#B8A9FF;
  --line:#D9D6E6;--line-strong:#B9B4CF;--ok:#296F51;--ok-soft:#E3F1EA;
  --body:'Pretendard Variable','Apple SD Gothic Neo','Malgun Gothic',sans-serif;
  --display:'Gowun Dodum','Apple SD Gothic Neo','Malgun Gothic',sans-serif;
  --mono:'Red Hat Mono',ui-monospace,monospace;
  --fs-xs:14px;--fs-s:15px;--fs-body:clamp(17px,.9vw + 14px,18px);--fs-lead:clamp(18px,1vw + 14px,21px);
  --fs-h3:clamp(20px,1vw + 15px,24px);--fs-h2:clamp(28px,2.2vw + 18px,42px);--fs-display:clamp(38px,3.6vw + 18px,66px);
  --space-section:clamp(64px,9vw,120px);--wrap:1200px;--gutter:clamp(20px,4vw,40px);
  --r-s:8px;--r-m:14px;--r-l:22px;
  --shadow-1:0 1px 2px rgba(30,27,51,.06),0 12px 32px -16px rgba(30,27,51,.18);
  --shadow-2:0 1px 2px rgba(30,27,51,.08),0 24px 48px -24px rgba(30,27,51,.28);
  --ease:cubic-bezier(.2,.7,.2,1);
}
*{box-sizing:border-box}
html{scroll-padding-top:88px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 var(--fs-body)/1.7 var(--body);word-break:keep-all;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}
h1,h2,h3,h4,p,figure,ul,ol,dl,dd{margin:0}
h1,h2,h3{text-wrap:balance;letter-spacing:-.02em}
h1,h2{font-family:var(--display);font-weight:400;line-height:1.22}
h1{font-size:var(--fs-display)}
h2{font-size:var(--fs-h2);line-height:1.28}
h3{font-size:var(--fs-h3);font-weight:700;line-height:1.4;letter-spacing:-.015em}
p{text-wrap:pretty}
a{color:var(--accent-ink);text-decoration-thickness:1px;text-underline-offset:4px}
a:hover{text-decoration-thickness:2px}
a:focus-visible,button:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}
img{max-width:100%;height:auto;display:block}
ul,ol{padding-left:22px}
kbd,code,.mono{font-family:var(--mono);font-size:.92em}
kbd{display:inline-block;padding:1px 8px;border:1px solid var(--line-strong);border-bottom-width:2px;border-radius:6px;background:var(--surface);color:var(--ink);font-weight:500;line-height:1.5;white-space:nowrap}
code{padding:1px 6px;border-radius:5px;background:var(--surface-2);color:var(--ink)}
.wrap{width:min(var(--wrap),100% - var(--gutter)*2);margin-inline:auto}
.skip{position:fixed;top:-100px;left:16px;z-index:50;padding:12px 18px;background:var(--accent);color:#fff;border-radius:var(--r-s);font-weight:600;text-decoration:none}
.skip:focus{top:12px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.caption,figcaption,small{font-size:var(--fs-xs);line-height:1.6;color:var(--muted)}
figcaption{margin-top:12px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:var(--fs-s);font-weight:600;color:var(--accent-ink);letter-spacing:.01em}
.eyebrow::before{content:'';width:22px;height:10px;background:
  repeating-linear-gradient(90deg,var(--accent) 0 3px,transparent 3px 6px) top/100% 4px no-repeat,
  repeating-linear-gradient(90deg,transparent 0 3px,var(--accent) 3px 6px) bottom/100% 4px no-repeat}
.lead{font-size:var(--fs-lead);color:var(--muted);line-height:1.6;max-width:36em}

/* 지퍼 괘선 */
.zip-rule{position:relative;height:12px;margin:0;border:0;overflow:hidden}
.zip-rule::before,.zip-rule::after{content:'';position:absolute;left:0;right:0;height:4px;transform-origin:left center;background:repeating-linear-gradient(90deg,var(--line-strong) 0 4px,transparent 4px 10px)}
.zip-rule::before{top:1px}
.zip-rule::after{bottom:1px;background-position:5px 0}
.zip-rule.accent::before,.zip-rule.accent::after{background-image:repeating-linear-gradient(90deg,var(--accent) 0 4px,transparent 4px 10px)}
html.js .zip-rule.reveal::before,html.js .zip-rule.reveal::after{transform:scaleX(0);transition:transform .7s var(--ease)}
html.js .zip-rule.reveal.in::before,html.js .zip-rule.reveal.in::after{transform:scaleX(1)}
html.js .zip-rule.reveal.in::after{transition-delay:.12s}

/* 헤더 */
.site-header{position:sticky;top:0;z-index:40;background:rgba(244,243,248,.96);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid transparent;transition:border-color .2s var(--ease)}
.site-header.is-scrolled{border-bottom-color:var(--line)}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);min-height:44px}
.brand img{width:36px;height:36px;border-radius:9px}
.brand b{font-size:19px;font-weight:700;letter-spacing:-.02em}
.brand span{font-family:var(--mono);font-size:12px;color:var(--muted);letter-spacing:.08em;margin-left:8px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{display:inline-flex;align-items:center;min-height:44px;padding:0 12px;border-radius:var(--r-s);font-size:var(--fs-s);font-weight:600;color:var(--ink);text-decoration:none}
.nav a:hover{background:var(--surface-2)}
.nav a[aria-current=page]{color:var(--accent-ink);box-shadow:inset 0 -2px 0 var(--accent)}
.nav .button{margin-left:10px}

/* 버튼 */
.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 22px;border-radius:12px;background:var(--accent);color:#fff;font-weight:700;font-size:16px;text-decoration:none;border:1px solid var(--accent);box-shadow:0 1px 2px rgba(30,27,51,.08),0 8px 20px -12px rgba(103,84,216,.6);transition:background .16s var(--ease),box-shadow .16s var(--ease),transform .12s var(--ease)}
.button:hover{background:#5A47CC;box-shadow:0 1px 2px rgba(30,27,51,.1),0 12px 24px -12px rgba(103,84,216,.75)}
.button:active{transform:scale(.98)}
.button.small{min-height:44px;padding:0 16px;font-size:15px}
.button.ghost{background:var(--surface);color:var(--accent-ink);border-color:var(--accent-line);box-shadow:none}
.button.ghost:hover{background:var(--accent-soft)}
.button.on-dark{background:var(--deep-accent);color:var(--deep);border-color:var(--deep-accent)}
.button.on-dark:hover{background:#CBC0FF}
.text-link{display:inline-flex;align-items:center;gap:8px;min-height:44px;font-weight:600;font-size:16px}
.cta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px 24px;margin-top:28px}
.status-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin-top:20px;font-size:var(--fs-xs);color:var(--muted)}
.status-line .tag{display:inline-flex;align-items:center;gap:6px;padding:3px 10px;border-radius:999px;background:var(--ok-soft);color:var(--ok);font-weight:600}
.status-line .tag::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--ok)}
.status-line .tag.pending{background:var(--surface-2);color:var(--muted)}
.status-line .tag.pending::before{background:var(--line-strong)}

/* 섹션 공통 */
.section{padding-top:var(--space-section)}
.section-head{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:24px 64px;align-items:end;margin-bottom:clamp(32px,4vw,56px)}
.section-head h2{margin-top:14px}
.section-head p{color:var(--muted);font-size:var(--fs-lead);line-height:1.6}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);box-shadow:var(--shadow-1)}

/* 히어로 */
.hero{padding-top:clamp(40px,6vw,80px);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:40px 64px;align-items:center}
.hero h1{margin-top:18px}
.hero .lead{margin-top:22px}
.hero-icon{width:64px;height:64px;border-radius:16px;box-shadow:var(--shadow-1)}

/* 시그니처: 담기 / 열기 */
.pack{padding:22px 22px 18px;position:relative}
.pack-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.pack-head b{font-size:17px}
.pack-head .mono{font-size:13px;color:var(--muted)}
.pack-stage{position:relative;padding:18px 0 0}
.pack-files{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.chip{display:flex;flex-direction:column;gap:6px;padding:12px 12px 10px;border:1px solid var(--line);border-radius:12px;background:var(--surface);transform-origin:center;will-change:transform,opacity}
.chip i{width:26px;height:26px;border-radius:7px;display:block;background:var(--accent-soft);position:relative}
.chip i::after{content:'';position:absolute;inset:7px 6px 6px 6px;border:1.5px solid var(--accent);border-radius:3px}
.chip i.img::after{border-radius:3px;background:linear-gradient(135deg,transparent 55%,var(--accent) 56%)}
.chip i.txt::after{border-top-width:4px}
.chip i.csv::after{border-left-width:4px}
.chip b{font-size:13px;font-weight:600;letter-spacing:-.01em;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.chip .mono{font-size:12px;color:var(--muted)}
html.js .chip{transition:transform .5s var(--ease),opacity .4s var(--ease)}
.pack[data-state=packed] .chip{opacity:0;pointer-events:none}
.pack-box{margin-top:16px;position:relative;border:1.5px dashed var(--line-strong);border-radius:14px;padding:16px 18px;min-height:84px;display:flex;align-items:center;justify-content:space-between;gap:16px;background:var(--bg);transition:background .4s var(--ease),border-color .4s var(--ease)}
.pack[data-state=packed] .pack-box{background:var(--accent-soft);border-style:solid;border-color:var(--accent)}
.pack-box-label{display:flex;flex-direction:column;gap:2px}
.pack-box-label b{font-size:16px}
.pack-box-label .mono{font-size:12px;color:var(--muted)}
.pack-box-label .when-open,.pack-box-label .when-packed{transition:opacity .3s var(--ease)}
.pack-box-label .when-packed{display:none}
.pack[data-state=packed] .when-open{display:none}
.pack[data-state=packed] .when-packed{display:inline}
.zipper{position:absolute;left:18px;top:-7px;width:calc(100% - 36px);height:12px;overflow:visible;display:block}
.zipper .teeth{stroke:var(--accent);stroke-width:4;stroke-dasharray:4 6;stroke-linecap:butt;fill:none;opacity:0;transition:opacity .2s var(--ease)}
.zipper .slider{fill:var(--accent);opacity:0;transition:opacity .2s var(--ease),transform .6s var(--ease)}
.pack[data-state=packed] .zipper .teeth{opacity:1;stroke-dashoffset:0}
.pack[data-state=packed] .zipper .slider{opacity:1;transform:translateX(0)}
html.js .zipper .teeth{stroke-dasharray:4 6;}
html.js .pack .zipper .pull{stroke:var(--accent);stroke-width:2;fill:none;stroke-dasharray:240;stroke-dashoffset:240;transition:stroke-dashoffset .6s var(--ease) .25s}
html.js .pack[data-state=packed] .zipper .pull{stroke-dashoffset:0}
html:not(.js) .zipper{display:none}
.pack-controls{display:flex;gap:8px;margin-top:16px}
.pack-controls button{flex:1;min-height:46px;border-radius:10px;border:1px solid var(--accent-line);background:var(--surface);color:var(--accent-ink);font:600 15px/1 var(--body);cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:background .16s var(--ease),color .16s var(--ease),transform .12s var(--ease)}
.pack-controls button:hover{background:var(--accent-soft)}
.pack-controls button:active{transform:scale(.98)}
.pack-controls button[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:#fff}
.pack-status{margin-top:12px;font-size:var(--fs-s);color:var(--ink);min-height:1.6em}
.pack figcaption{margin-top:8px;font-size:13px}
.pack-nojs{display:none;margin-top:14px;padding:14px 16px;border-radius:12px;background:var(--accent-soft);border:1px solid var(--accent-line);font-size:var(--fs-s)}
html:not(.js) .pack-controls,html:not(.js) .pack-status{display:none}
html:not(.js) .pack-nojs{display:block}

/* 실제 화면 띠 */
.screen-band{padding-top:clamp(56px,7vw,96px)}
.browser{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-l);box-shadow:var(--shadow-2);overflow:hidden}
.browser-bar{display:flex;align-items:center;gap:12px;height:44px;padding:0 16px;border-bottom:1px solid var(--line);background:var(--surface-2)}
.browser-bar i{width:10px;height:10px;border-radius:50%;background:var(--line-strong)}
.browser-bar .url{margin-left:8px;flex:1;max-width:360px;height:26px;border-radius:7px;background:var(--surface);display:flex;align-items:center;padding:0 12px;font:500 12px var(--mono);color:var(--muted)}
.browser img{width:100%;height:auto}
.screen-band figcaption{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 20px}

/* 장면 명세표 */
.scenes{display:grid;gap:0}
.scene{display:grid;grid-template-columns:72px minmax(0,1.05fr) minmax(0,.95fr);gap:16px 40px;padding:30px 0;border-top:1px solid var(--line);align-items:start}
.scene:last-child{border-bottom:1px solid var(--line)}
.scene .n{font-family:var(--mono);font-size:14px;font-weight:500;color:var(--accent-ink);padding-top:6px}
.scene h3{font-size:var(--fs-h3)}
.scene .how{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);padding:16px 18px;font-size:var(--fs-s);line-height:1.6;color:var(--muted)}
.scene .how b{display:block;color:var(--ink);font-weight:600;margin-bottom:4px}

/* 기능 심층 */
.feature{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:32px 64px;align-items:center;padding:clamp(40px,5vw,72px) 0}
.feature+.feature{border-top:1px solid var(--line)}
.feature:nth-child(even) .feature-copy{order:2}
.feature-copy .n{font-family:var(--mono);font-size:14px;color:var(--accent-ink);font-weight:500}
.feature-copy h3{font-size:clamp(24px,1.6vw + 14px,32px);margin-top:10px;font-family:var(--display);font-weight:400;letter-spacing:-.02em;line-height:1.3}
.feature-copy p{margin-top:16px;color:var(--muted)}
.feature-copy ul{margin-top:16px;padding-left:0;list-style:none;display:grid;gap:8px}
.feature-copy li{display:flex;gap:10px;align-items:baseline;font-size:var(--fs-s);line-height:1.6}
.feature-copy li::before{content:'';flex:none;width:8px;height:8px;border-radius:2px;background:var(--accent);transform:translateY(-1px)}
.feature-copy .outcome{margin-top:18px;padding:12px 14px;border-radius:10px;background:var(--accent-soft);color:var(--ink);font-size:var(--fs-s);line-height:1.55}
.feature-copy .outcome b{color:var(--accent-ink)}
.shot{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden;box-shadow:var(--shadow-1)}
.shot img{width:100%}
.shot-pair{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:16px;align-items:start}
.checklist{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.checklist li{display:grid;grid-template-columns:28px minmax(0,1fr);gap:12px;padding:14px 16px;border:1px solid var(--line);border-radius:12px;background:var(--surface);font-size:var(--fs-s);line-height:1.55}
.checklist li b{display:block;color:var(--ink)}
.checklist li span{color:var(--muted)}
.checklist .mark{width:24px;height:24px;border-radius:7px;background:var(--ok-soft);position:relative}
.checklist .mark::after{content:'';position:absolute;left:8px;top:4px;width:6px;height:11px;border:solid var(--ok);border-width:0 2px 2px 0;transform:rotate(45deg)}
.checklist .mark.stop{background:#F6E6E6}
.checklist .mark.stop::after{border:0;left:6px;top:11px;width:12px;height:2px;background:#A33A3A;transform:none}

/* 사용 방법 요약 */
.steps{list-style:none;padding:0;margin:0;counter-reset:step;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px}
.steps li{counter-increment:step}
.steps a{display:flex;flex-direction:column;gap:8px;height:100%;padding:18px 18px 16px;border-radius:var(--r-m);background:var(--surface);border:1px solid var(--line);text-decoration:none;color:var(--ink);min-height:44px;transition:border-color .16s var(--ease),box-shadow .16s var(--ease),transform .16s var(--ease)}
.steps a:hover{border-color:var(--accent-line);box-shadow:var(--shadow-1);transform:translateY(-2px)}
.steps a::before{content:counter(step,decimal-leading-zero);font-family:var(--mono);font-size:14px;color:var(--accent-ink);font-weight:500}
.steps strong{font-size:17px;line-height:1.35;letter-spacing:-.01em}
.steps .menu{font-size:13px;color:var(--muted);line-height:1.5}
.steps .menu kbd{font-size:12px}
.steps-foot{display:flex;flex-wrap:wrap;align-items:center;gap:14px 24px;margin-top:28px}

/* 지원 환경 */
.env{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:40px 64px;align-items:start}
.env-list{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.env-list li{display:grid;grid-template-columns:minmax(120px,.5fr) minmax(0,1.5fr);gap:6px 20px;padding:18px 20px;border-radius:var(--r-m);background:var(--surface);border:1px solid var(--line);font-size:var(--fs-s);line-height:1.6}
.env-list li.primary{border-color:var(--accent-line);background:var(--accent-soft)}
.env-list b{font-size:16px;color:var(--ink)}
.env-list .state{display:inline-block;margin-top:6px;font-size:13px;font-weight:600;color:var(--ok)}
.env-list .state.pending{color:var(--muted)}
.env-list span{color:var(--muted)}
.phone{width:min(300px,100%);margin-inline:auto;border-radius:44px;background:#17142A;padding:12px;box-shadow:var(--shadow-2);aspect-ratio:9/19.5;position:relative}
.phone::before{content:'';position:absolute;top:12px;left:50%;transform:translateX(-50%);width:94px;height:28px;background:#17142A;border-radius:0 0 16px 16px;z-index:2}
.phone .phone-screen{width:100%;height:100%;border-radius:34px;overflow:hidden;background:#fff}
.phone img{width:100%;height:100%;object-fit:cover;object-position:top}

/* 짙은 보관함 띠: 형식·한계 */
.deep{background:var(--deep);color:var(--deep-ink);margin-top:var(--space-section);padding:var(--space-section) 0}
.deep .eyebrow{color:var(--deep-accent)}
.deep .eyebrow::before{background:repeating-linear-gradient(90deg,var(--deep-accent) 0 3px,transparent 3px 6px) top/100% 4px no-repeat,repeating-linear-gradient(90deg,transparent 0 3px,var(--deep-accent) 3px 6px) bottom/100% 4px no-repeat}
.deep .section-head p{color:var(--deep-muted)}
.deep a{color:var(--deep-accent)}
.spec{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.spec > div{padding:22px 24px;border-radius:var(--r-m);background:var(--deep-2);border:1px solid rgba(255,255,255,.08)}
.spec dt{font-size:14px;font-weight:600;color:var(--deep-accent);letter-spacing:.02em;display:flex;align-items:center;gap:10px}
.spec dt::after{content:'';flex:1;height:1px;background:rgba(255,255,255,.12)}
.spec dd{margin-top:12px;font-size:var(--fs-s);line-height:1.65;color:var(--deep-ink)}
.spec dd .formats{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
.spec dd .formats span{font-family:var(--mono);font-size:13px;padding:4px 10px;border-radius:7px;border:1px solid rgba(255,255,255,.2)}
.spec dd .formats span.no{text-decoration:line-through;color:var(--deep-muted);border-style:dashed}
.spec dd .limits{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.spec dd .limits li{display:flex;justify-content:space-between;gap:16px;padding-bottom:8px;border-bottom:1px solid rgba(255,255,255,.08)}
.spec dd .limits li:last-child{border:0;padding:0}
.spec dd .limits b{font-family:var(--mono);font-weight:500;color:#fff}
.deep .note{margin-top:20px;font-size:var(--fs-xs);color:var(--deep-muted);max-width:68em}

/* 데이터 */
.data{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:32px 64px}
.data-flow{list-style:none;padding:0;margin:0;display:grid;gap:0;border:1px solid var(--line);border-radius:var(--r-l);background:var(--surface);overflow:hidden}
.data-flow li{display:grid;grid-template-columns:56px minmax(0,1fr);gap:16px;padding:20px 22px;border-top:1px solid var(--line);font-size:var(--fs-s);line-height:1.6}
.data-flow li:first-child{border-top:0}
.data-flow .k{font-family:var(--mono);font-size:13px;color:var(--accent-ink);font-weight:500;padding-top:4px}
.data-flow b{display:block;font-size:16px;color:var(--ink);margin-bottom:4px}
.data-flow span{color:var(--muted)}
.data-note{margin-top:18px;font-size:var(--fs-xs);color:var(--muted)}

/* FAQ */
.faq{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:32px 64px}
.faq-list{display:grid;gap:10px}
.faq-list details{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);padding:0 20px}
.faq-list summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:60px;padding:14px 0;font-weight:600;font-size:17px;line-height:1.45}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:'';flex:none;width:12px;height:12px;border-right:2px solid var(--accent-ink);border-bottom:2px solid var(--accent-ink);transform:rotate(45deg) translate(-2px,-2px);transition:transform .2s var(--ease)}
.faq-list details[open] summary::after{transform:rotate(-135deg) translate(-2px,-2px)}
.faq-list details p{padding:0 0 18px;color:var(--muted);font-size:var(--fs-s);line-height:1.65}

/* 마무리 */
.closing{margin-top:var(--space-section);background:var(--deep);color:var(--deep-ink);padding:clamp(56px,7vw,96px) 0}
.closing .wrap{display:grid;grid-template-columns:minmax(0,1.2fr) auto;gap:24px 48px;align-items:center}
.closing p{color:var(--deep-muted);margin-top:14px;font-size:var(--fs-lead)}
.closing .cta-row{margin-top:0}
.closing .text-link{color:var(--deep-accent)}

/* 푸터 */
.footer{background:var(--deep);color:var(--deep-muted);border-top:1px solid rgba(255,255,255,.1);padding:36px 0 40px;font-size:var(--fs-xs)}
.footer a{color:var(--deep-ink);text-decoration:none}
.footer a:hover{text-decoration:underline}
.footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:24px 40px}
.footer-brand b{display:block;color:var(--deep-ink);font-size:17px;margin-bottom:8px}
.footer-links{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:6px}
.footer-links a{min-height:44px;display:inline-flex;align-items:center}
.family{display:flex;flex-direction:column;gap:2px}
.family-label{color:var(--deep-accent);font-weight:600;margin-bottom:4px}
.family a{min-height:40px;display:inline-flex;align-items:center}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:8px 24px;margin-top:28px;padding-top:18px;border-top:1px solid rgba(255,255,255,.1)}.footer-bottom a{min-height:44px;display:inline-flex;align-items:center}

/* 등장 */
html.js .reveal{opacity:0;transform:translateY(14px)}
html.js .reveal.in{opacity:1;transform:none;transition:opacity .45s var(--ease),transform .45s var(--ease)}
html.js .zip-rule.reveal{opacity:1;transform:none}

/* 가이드 */
.guide-hero{padding-top:clamp(40px,6vw,72px)}
.guide-hero h1{margin-top:14px;font-size:clamp(34px,3vw + 14px,56px)}
.guide-hero .lead{margin-top:18px}
.guide-layout{display:grid;grid-template-columns:260px minmax(0,1fr);gap:40px 64px;margin-top:clamp(40px,5vw,64px);align-items:start}
.toc-col{align-self:stretch;min-width:0}.toc{position:sticky;top:88px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);padding:6px 8px}
.toc summary{list-style:none;cursor:pointer;font-weight:700;font-size:15px;padding:12px 12px;min-height:44px;display:flex;align-items:center;justify-content:space-between}
.toc summary::-webkit-details-marker{display:none}
.toc summary::after{content:'';width:10px;height:10px;border-right:2px solid var(--accent-ink);border-bottom:2px solid var(--accent-ink);transform:rotate(45deg);transition:transform .2s var(--ease)}
.toc[open] summary::after{transform:rotate(-135deg)}
.toc ol{list-style:none;padding:0 0 8px;margin:0;display:grid;gap:2px}
.toc a{display:flex;gap:10px;align-items:baseline;min-height:40px;padding:8px 12px;border-radius:8px;text-decoration:none;color:var(--ink);font-size:14px;line-height:1.45}
.toc a .k{font-family:var(--mono);font-size:12px;color:var(--muted);flex:none;width:22px}
.toc a:hover{background:var(--surface-2)}
.toc a[aria-current=true]{background:var(--accent-soft);color:var(--accent-ink);font-weight:600}
.toc a[aria-current=true] .k{color:var(--accent-ink)}
.guide-main{min-width:0}
.step{padding:clamp(40px,5vw,64px) 0;border-top:1px solid var(--line)}
.step:first-child{border-top:0;padding-top:0}
.step-head{display:flex;gap:18px;align-items:flex-start}
.step-head .k{flex:none;width:52px;height:52px;border-radius:14px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:16px;font-weight:500}
.step-head h2{font-size:clamp(26px,1.8vw + 14px,36px);line-height:1.3}
.step-head .where{font-size:var(--fs-s);color:var(--muted);margin-top:6px}
.step-body{margin-top:24px;display:grid;gap:22px}
.step-body p{color:var(--ink)}
.step-body ol,.step-body ul{display:grid;gap:10px;padding-left:22px}
.step-body li{line-height:1.65}
.row2{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:22px 32px;align-items:start}
.result{padding:16px 18px;border-radius:12px;background:var(--accent-soft);border:1px solid var(--accent-line);font-size:var(--fs-s);line-height:1.6}
.result b{display:block;color:var(--accent-ink);font-size:13px;letter-spacing:.02em;margin-bottom:4px}
.tipbox{display:grid;gap:12px}
.tip{padding:14px 16px;border-radius:12px;background:var(--surface);border:1px solid var(--line);font-size:var(--fs-s);line-height:1.6;color:var(--muted)}
.tip b{display:inline-block;color:var(--ink);margin-right:6px}
.tip.warn{border-color:#E7C9C9;background:#FBF4F4}
.tip.warn b{color:#A33A3A}
.msg-table{width:100%;border-collapse:collapse;font-size:var(--fs-s);line-height:1.55;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-m);overflow:hidden}
.msg-table th,.msg-table td{text-align:left;vertical-align:top;padding:12px 16px;border-top:1px solid var(--line)}
.msg-table th{font-weight:600;background:var(--surface-2);border-top:0;font-size:14px}
.msg-table td:first-child{width:38%;font-weight:600;color:var(--ink)}
.msg-table code{white-space:normal}
.guide-end{margin-top:var(--space-section);padding:28px 0 0;border-top:1px solid var(--line)}

/* 404 */
.not-found{padding:clamp(64px,10vw,140px) 0;max-width:640px}
.not-found h1{margin-top:14px}
.not-found p{margin-top:18px;color:var(--muted)}

/* 반응형 */
@media (max-width:1080px){
  .hero{grid-template-columns:1fr;gap:40px}
  .feature{grid-template-columns:1fr;gap:28px}
  .feature:nth-child(even) .feature-copy{order:0}
  .steps{grid-template-columns:repeat(3,minmax(0,1fr))}
  .env{grid-template-columns:1fr}
  .phone{margin-inline:0}
  .data,.faq{grid-template-columns:1fr;gap:28px}
  .guide-layout{grid-template-columns:1fr;gap:28px}
  .toc{position:static}
}
@media (max-width:880px){
  .nav a:not(.button){display:none}
  .section-head{grid-template-columns:1fr;gap:16px}
  .scene{grid-template-columns:44px minmax(0,1fr);gap:12px 16px}
  .scene .how{grid-column:2}
  .spec{grid-template-columns:1fr}
  .closing .wrap{grid-template-columns:1fr}
  .row2{grid-template-columns:1fr}
  .shot-pair{grid-template-columns:1fr}
}
@media (max-width:640px){
  .header-inner{height:64px}
  .brand span{display:none}
  .nav .button{margin-left:0}
  .steps{grid-template-columns:1fr 1fr}
  .steps li:last-child{grid-column:1/-1}
  .pack{padding:18px 16px 14px}
  .pack-files{gap:8px}
  .chip{padding:10px}
  .chip b{font-size:12px}
  .env-list li{grid-template-columns:1fr}
  .msg-table,.msg-table thead,.msg-table tbody,.msg-table tr,.msg-table td,.msg-table th{display:block}
  .msg-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  .msg-table tr{border-top:1px solid var(--line)}
  .msg-table tr:first-child{border-top:0}
  .msg-table td{border-top:0;padding:10px 16px}
  .msg-table td:first-child{width:auto;padding-top:14px}
  .msg-table td:last-child{padding-bottom:14px}
  .msg-table td::before{content:attr(data-label);display:block;font-size:12px;color:var(--muted);font-weight:500;margin-bottom:2px}
  .footer-inner{flex-direction:column}
}
@media (max-width:420px){
  .pack-files{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important}
  html.js .reveal{opacity:1;transform:none}
  html.js .zip-rule.reveal::before,html.js .zip-rule.reveal::after{transform:none}
}
@media print{
  .site-header,.skip,.pack-controls,.closing{display:none}
  body{background:#fff}
}