/* ============================================================
   PHOTO_STUDIO_MULTI_CHALNA — 찰나 / CHALNA (다크 시네마틱 화보)
   세계: 결정적 순간(찰나) — 근-흑색 배경 위 시네마틱 인물 화보.
   시그니처: 필름스트립(스프로킷 홀 + 프레임 넘버 컨택트시트).
   ============================================================ */
:root{
  --bg:#131210;
  --deep:#0b0a09;            /* 최심 블랙(필름/사진 배경·스크림) */
  --surface:#1e1c19;
  --ink:#ebe9e6;
  --muted:#797976;
  --accent:#c2a05a;          /* 뮤티드 골드-브론즈(소량) */
  --accent-ink:#151310;
  --line:color-mix(in srgb, var(--ink) 16%, transparent);
  --line-soft:color-mix(in srgb, var(--ink) 9%, transparent);
  --font-display:"Pretendard Variable",serif;
  --font-body:"Pretendard Variable",system-ui,sans-serif;
  --font-mono:"DM Mono","Courier New","Pretendard Variable",monospace;
  --scale:1.28;
  --text-sm:.82rem; --text-base:15px; --text-lg:1.16rem; --text-xl:1.7rem; --text-display:clamp(2.6rem,6.4vw,5.6rem);
  --space-1:.5rem; --space-2:1rem; --space-3:1.5rem; --space-4:2rem; --space-6:3rem; --space-8:4rem; --space-12:6rem;
  --radius:2px; --shadow:0 30px 70px -34px rgba(0,0,0,.7);
  --ease:cubic-bezier(.2,.7,.2,1); --dur:620ms; --content-max:1300px;
  --chrome:76px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:var(--text-base);line-height:1.75;-webkit-font-smoothing:antialiased;word-break:keep-all;overflow-wrap:break-word;overflow-x:hidden;letter-spacing:-.015em;}
img,video{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;font-family:var(--font-display);font-weight:600;line-height:1.12;letter-spacing:-.01em}
p{margin:0}
.wrap{max-width:var(--content-max);margin-inline:auto;padding-inline:clamp(20px,5vw,60px)}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:var(--bg);padding:10px 16px;z-index:200}
.skip:focus{left:8px;top:8px}

.kick{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--font-mono);font-size:.76rem;font-weight:500;letter-spacing:.28em;text-transform:uppercase;color:var(--accent)}
.kick::before{content:"";width:22px;height:1px;background:var(--accent)}
.sec-head{max-width:64ch}
.sec-head .kick{margin-bottom:1.1rem}
.sec-head h2{font-size:clamp(1.9rem,4vw,3.1rem);font-weight:500}
.sec-head p{margin-top:1.1rem;color:var(--muted);font-size:var(--text-lg);max-width:56ch}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-head.center p{margin-inline:auto}
.sec-head.center .kick{justify-content:center}
.sec{padding-block:clamp(64px,9vw,132px)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;font-family:var(--font-mono);font-weight:500;font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;padding:.95rem 1.9rem;border-radius:var(--radius);transition:background var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.btn-fill{background:var(--accent);color:var(--accent-ink)}
.btn-fill:hover{background:color-mix(in srgb,var(--accent) 82%,var(--ink))}
.btn-line{border:1px solid var(--line);color:var(--ink)}
.btn-line:hover{border-color:var(--accent);color:var(--accent)}
.btn-row{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:var(--space-4)}

/* ============ HEADER — transparent over hero ============ */
#site-header{position:sticky;top:0;z-index:100}
.mainbar{background:color-mix(in srgb, var(--bg) 82%, transparent);backdrop-filter:blur(14px);border-bottom:1px solid var(--line-soft)}
.hbar{display:flex;align-items:center;justify-content:space-between;height:var(--chrome);gap:2rem}
.brandwrap{display:flex;align-items:baseline;gap:.6rem}
.brand{font-family:var(--font-display);font-size:1.5rem;font-weight:600;letter-spacing:.02em}
.brand-sub{font-family:var(--font-mono);font-size:.62rem;letter-spacing:.24em;text-transform:uppercase;color:var(--muted)}
.gnav{display:flex;gap:1.9rem;font-family:var(--font-mono);font-size:.78rem;letter-spacing:.16em;text-transform:uppercase}
.gnav a{color:var(--muted);padding:.4rem 0;position:relative;transition:color var(--dur) var(--ease)}
.gnav a:hover,.gnav a.active{color:var(--ink)}
.gnav a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:1px;background:var(--accent)}
.head-r{display:flex;align-items:center;gap:1.1rem}
.head-cta{border:1px solid var(--accent);color:var(--accent);font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;padding:.6rem 1.15rem;transition:background var(--dur) var(--ease),color var(--dur) var(--ease)}
.head-cta:hover{background:var(--accent);color:var(--accent-ink)}
.burger{display:none;background:none;border:0;padding:6px;cursor:pointer}
.burger svg{width:28px;height:28px;stroke:var(--ink);fill:none;stroke-width:1.5}
.mobile-nav{display:none}

/* ============ HERO — full-bleed cinematic + bottom title + frame counter ============ */
.hero{position:relative;min-height:clamp(580px,calc(100svh - var(--chrome)),960px);display:flex;align-items:flex-end;overflow:hidden;background:var(--deep)}
.hero-media{position:absolute;inset:0}
.hero-media img,.hero-media video{width:100%;height:100%;object-fit:cover;filter:brightness(.66) contrast(1.02) saturate(.92)}
.hero-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,color-mix(in srgb,var(--deep) 40%,transparent) 0%,transparent 34%,color-mix(in srgb,var(--deep) 82%,transparent) 100%)}
.hero-inner{position:relative;z-index:2;width:100%;padding-block:clamp(40px,6vw,72px)}
.hero .frame{display:flex;align-items:center;gap:1rem;font-family:var(--font-mono);font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);margin-bottom:1.2rem}
.hero .frame span{color:color-mix(in srgb,var(--ink) 70%,transparent)}
.hero h1{font-size:var(--text-display);font-weight:500;letter-spacing:-.02em;max-width:16ch}
.hero p{margin-top:1.2rem;max-width:46ch;color:color-mix(in srgb,var(--ink) 82%,transparent);font-size:var(--text-lg)}

/* ============ FILMSTRIP (signature) ============ */
.filmstrip{background:var(--deep);padding-block:clamp(20px,3vw,34px);overflow:hidden;border-block:1px solid var(--line-soft)}
.fs-track{display:flex;gap:0;width:max-content;animation:fsslide 52s linear infinite}
.filmstrip:hover .fs-track{animation-play-state:paused}
@keyframes fsslide{to{transform:translateX(-50%)}}
.frame-cell{flex:none;width:clamp(210px,22vw,290px);padding:0 10px;position:relative}
.frame-cell::before,.frame-cell::after{content:"";position:absolute;left:10px;right:10px;height:9px;background-image:repeating-linear-gradient(90deg,transparent 0 8px,color-mix(in srgb,var(--ink) 46%,transparent) 8px 16px)}
.frame-cell::before{top:-14px}.frame-cell::after{bottom:-14px}
.frame-cell .ph{aspect-ratio:3/2;overflow:hidden;background:var(--deep)}
.frame-cell img{width:100%;height:100%;object-fit:cover;filter:saturate(.94) contrast(1.02)}
.frame-cell .no{margin-top:.5rem;font-family:var(--font-mono);font-size:.66rem;letter-spacing:.16em;color:var(--muted);display:flex;justify-content:space-between}
@media (prefers-reduced-motion:reduce){.fs-track{animation:none}}

/* ============ EDITORIAL feature band (full-bleed image side) ============ */
.ed{display:grid;grid-template-columns:1.1fr .9fr;gap:0;align-items:stretch;min-height:clamp(380px,44vw,560px)}
.ed.flip .im{order:2}
.ed .im{overflow:hidden;background:var(--deep)}
.ed .im img{width:100%;height:100%;object-fit:cover;filter:saturate(.94)}
.ed .tx{display:flex;flex-direction:column;justify-content:center;padding:clamp(28px,5vw,72px);background:var(--surface)}
.ed h2{font-size:clamp(1.8rem,3.4vw,2.7rem);font-weight:500}
.ed p{margin-top:1.1rem;color:var(--muted);font-size:var(--text-lg)}
.ed .num{font-family:var(--font-mono);font-size:.76rem;letter-spacing:.2em;color:var(--accent);margin-bottom:1rem}

/* ============ SERIES gallery ============ */
.series{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(10px,1.4vw,16px)}
.series .s{position:relative;overflow:hidden;aspect-ratio:3/4;background:var(--deep)}
.series .s img{width:100%;height:100%;object-fit:cover;filter:saturate(.92) brightness(.94);transition:transform var(--dur) var(--ease),filter var(--dur) var(--ease)}
.series .s:hover img{transform:scale(1.05);filter:saturate(1) brightness(1)}
.series .s.tall{grid-row:span 2;aspect-ratio:3/5}
.series .cap{position:absolute;left:0;right:0;bottom:0;padding:.9rem 1rem;font-family:var(--font-mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink);background:linear-gradient(to top,color-mix(in srgb,var(--deep) 82%,transparent),transparent)}

/* ============ SESSION list (editorial numbered rows — not cards) ============ */
.slist{border-top:1px solid var(--line)}
.srow{display:grid;grid-template-columns:auto 1fr auto;gap:clamp(16px,3vw,40px);align-items:baseline;padding:clamp(24px,3vw,38px) 0;border-bottom:1px solid var(--line);transition:background var(--dur) var(--ease)}
.srow:hover{background:color-mix(in srgb,var(--ink) 4%,transparent)}
.srow .idx{font-family:var(--font-mono);font-size:.86rem;color:var(--accent);letter-spacing:.1em;padding-top:.4rem}
.srow h3{font-size:clamp(1.4rem,2.6vw,2rem);font-weight:500}
.srow .desc{margin-top:.6rem;color:var(--muted);max-width:52ch}
.srow .meta{margin-top:.7rem;font-family:var(--font-mono);font-size:.72rem;letter-spacing:.08em;color:var(--muted);text-transform:uppercase}
.srow .price{text-align:right;white-space:nowrap}
.srow .price .p{font-family:var(--font-display);font-size:clamp(1.3rem,2.4vw,1.8rem);color:var(--ink)}
.srow .price small{display:block;font-family:var(--font-mono);font-size:.68rem;letter-spacing:.1em;color:var(--muted);margin-top:.3rem;text-transform:uppercase}

/* ============ PULL quote ============ */
.pull{text-align:center;max-width:26ch;margin-inline:auto}
.pull p{font-family:var(--font-display);font-size:clamp(1.6rem,3.4vw,2.6rem);font-weight:500;line-height:1.4}
.pull .who{margin-top:1.4rem;font-family:var(--font-mono);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent)}

/* ============ INFO ============ */
.info{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,64px);align-items:center}
.info dl{margin:1.4rem 0 0;display:grid;grid-template-columns:auto 1fr;gap:.75rem 1.4rem}
.info dt{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);padding-top:.15rem}
.info dd{margin:0}
.info h2{font-size:clamp(1.8rem,3.2vw,2.6rem);font-weight:500}
.info p{margin-top:.9rem;color:var(--muted)}
.mapwrap{overflow:hidden;background:var(--deep);aspect-ratio:4/3;border:1px solid var(--line-soft)}
.mapwrap img{width:100%;height:100%;object-fit:cover;filter:saturate(.9) brightness(.9)}

/* ============ FAQ ============ */
.faq{max-width:780px;margin-inline:auto}
.faq details{border-bottom:1px solid var(--line-soft)}
.faq summary{list-style:none;cursor:pointer;padding:1.25rem 0;display:flex;justify-content:space-between;align-items:center;gap:1rem;font-family:var(--font-display);font-weight:500;font-size:1.1rem}
.faq summary::-webkit-details-marker{display:none}
.faq .pm{position:relative;width:16px;height:16px;flex:none}
.faq .pm::before,.faq .pm::after{content:"";position:absolute;background:var(--accent);transition:transform var(--dur) var(--ease)}
.faq .pm::before{left:0;top:7px;width:16px;height:2px}
.faq .pm::after{left:7px;top:0;width:2px;height:16px}
.faq details[open] .pm::after{transform:scaleY(0)}
.faq .body{padding:0 0 1.3rem;color:var(--muted)}

/* ============ PAGE BANNER ============ */
.pbanner{padding-block:clamp(52px,7vw,96px) clamp(40px,5vw,60px)}
.pbanner h1{font-size:clamp(2.1rem,5vw,3.6rem);font-weight:500;letter-spacing:-.01em}
.pbanner p{margin-top:1.1rem;max-width:56ch;color:var(--muted);font-size:var(--text-lg)}

.band{padding-block:clamp(56px,8vw,110px)}
.band.surface{background:var(--surface)}

/* ============ FOOTER ============ */
footer.foot{background:var(--deep);color:var(--ink);padding-block:var(--space-8) var(--space-6);border-top:1px solid var(--line-soft)}
.foot-top{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:2rem}
.foot-brand .brand{font-family:var(--font-display);font-size:1.5rem;color:var(--ink)}
.foot-brand p{margin-top:1rem;color:var(--muted);max-width:32ch;font-size:.92rem}
.foot-col h4{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);margin-bottom:.8rem}
.foot-col a{display:block;color:color-mix(in srgb,var(--ink) 78%,transparent);font-size:.92rem;padding:.28rem 0;transition:color var(--dur) var(--ease)}
.foot-col a:hover{color:var(--accent)}
.foot-legal{margin-top:var(--space-6);padding-top:var(--space-3);border-top:1px solid var(--line-soft);font-family:var(--font-mono);font-size:.72rem;line-height:1.8;letter-spacing:.02em;color:var(--muted)}

/* ============ reveal ============ */
html.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
html.js .reveal.in{opacity:1;transform:none}
html.js .stag.in>*{opacity:0;transform:translateY(16px);animation:rise .6s var(--ease) forwards}
@keyframes rise{to{opacity:1;transform:none}}
html.js .stag.in>*:nth-child(1){animation-delay:.05s}
html.js .stag.in>*:nth-child(2){animation-delay:.12s}
html.js .stag.in>*:nth-child(3){animation-delay:.19s}
html.js .stag.in>*:nth-child(n+4){animation-delay:.26s}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html.js .reveal{opacity:1;transform:none}html.js .stag.in>*{opacity:1;transform:none}}

/* ============ mobile sticky CTA ============ */
.mcta{position:fixed;left:0;right:0;bottom:0;z-index:90;display:none;gap:10px;padding:10px 14px calc(10px + env(safe-area-inset-bottom));background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(10px);border-top:1px solid var(--line)}
.mcta a{flex:1;display:flex;align-items:center;justify-content:center;gap:.5rem;font-family:var(--font-mono);font-weight:500;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;padding:.9rem}
.mcta svg{width:17px;height:17px;stroke:currentColor;fill:none;stroke-width:2}
.mcta .call{border:1px solid var(--line);color:var(--ink)}
.mcta .book{background:var(--accent);color:var(--accent-ink)}

/* ============ toast ============ */
.toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%) translateY(20px);background:var(--accent);color:var(--accent-ink);padding:.85rem 1.3rem;font-family:var(--font-mono);font-size:.84rem;letter-spacing:.04em;opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;z-index:300}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ============ responsive ============ */
@media (max-width:960px){
  .ed,.info{grid-template-columns:1fr}
  .ed.flip .im{order:0}
  .ed{min-height:0}
  .series{grid-template-columns:repeat(2,1fr)}
  .series .s.tall{grid-row:span 1;aspect-ratio:3/4}
  .srow{grid-template-columns:auto 1fr;gap:1rem 1.4rem}
  .srow .price{grid-column:2;text-align:left;margin-top:.6rem}
}
@media (max-width:760px){
  .gnav,.head-cta{display:none}
  .burger{display:block}
  :root{--chrome:64px}
  .mobile-nav{display:none;flex-direction:column;background:var(--surface);border-bottom:1px solid var(--line);padding:1rem clamp(20px,5vw,60px) 1.4rem}
  .mobile-nav.open{display:flex}
  .mobile-nav a{padding:.7rem 0;font-family:var(--font-mono);font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink);border-bottom:1px solid var(--line-soft)}
  .mobile-nav a.cta{margin-top:.8rem;background:var(--accent);color:var(--accent-ink);border:0;text-align:center}
  .foot-top{grid-template-columns:1fr 1fr}
  .foot-brand{grid-column:1/-1}
  .mcta{display:flex}
  body{padding-bottom:70px}
}
@media (max-width:480px){.series{grid-template-columns:1fr}.foot-top{grid-template-columns:1fr}}

/* AGENT1000-MOBILE-DRAWER — 모바일 메뉴를 고정 드로어로. 헤더 아래를 채우고 배경 스크롤을 잠근다. */
.mobile-nav,.mnav{background:var(--bg,#fff)}
.mobile-nav.open,.mnav.open{
  position:fixed;left:0;right:0;top:var(--mm-top,64px);bottom:0;
  z-index:1000;overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch;
}
body.mm-open{overflow:hidden}

/* AGENT1000-CTA-CONTRACT v1 — 공간 계약: --cta-h(바 높이), z-대역(드로어1000>바900>FAB800), 드로어 열림 시 바 숨김 */
:root{--cta-h:0px}
@media(max-width:760px){:root{--cta-h:72px} body{padding-bottom:calc(var(--cta-h) + env(safe-area-inset-bottom))}}
.mcta{z-index:900}
.mobile-nav.open,.mnav.open{z-index:1000}
body.mm-open .mcta{display:none}