/* Fluxketch 홈 v5 — 블랙 · 한 화면에 핵심만 (2026-10-06). 하위 페이지는 style.css 그대로. */
:root{
  --bg:#0A0B0D; --s1:#111316; --s1-hi:#0F1A14;
  --ink:#F2F3F5; --ink2:#D5D8DD; --sub:#B7BCC4; --mute:#9AA0A8; --dim:#8D939C; --faint:#7A808A;
  --line:rgba(255,255,255,.08); --line2:rgba(255,255,255,.12);
  --acc:#2FB56A; --acc-hi:#3FD07F; --on-acc:#04110A;
  --mono:'IBM Plex Mono',ui-monospace,monospace;
  --pad:32px; --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'IBM Plex Sans KR',-apple-system,'Apple SD Gothic Neo',system-ui,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.5;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--acc);outline-offset:3px;border-radius:6px}
.wrap{width:100%;max-width:var(--max);margin:0 auto;padding:0 var(--pad)}
.mono{font-family:var(--mono)}
.sr{position:absolute;left:0;top:0;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap}

/* 공지 띠 */
.notice{background:var(--acc);color:var(--on-acc);font-size:14px;font-weight:500;text-align:center;padding:10px 16px;line-height:1.5}
.notice b{font-weight:700}
.notice[hidden]{display:none}

/* 상단 바 — 3칸 그리드라 가운데 메뉴가 정확히 화면 중앙 */
.bar{position:sticky;top:0;z-index:20;background:rgba(10,11,13,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.07)}
.bar .wrap{height:64px;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:center;gap:24px}
.logo{display:flex;align-items:center;gap:10px;justify-self:start;min-height:44px}
.logo img{width:28px;height:28px;border-radius:7px}
.logo b{font-weight:600;font-size:17px;letter-spacing:-.01em}
.logo span{font-size:13px;color:var(--dim)}
.links{display:flex;gap:32px;align-items:center;font-size:14px}
.links a{color:var(--sub);padding:10px 0}
.links a:hover{color:var(--ink)}
.links .lang{font-family:var(--mono);font-size:13px}
.bar-r{justify-self:end;display:flex;align-items:center;gap:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;border-radius:999px;font-size:16px;font-weight:600;transition:background-color .15s ease,border-color .15s ease,color .15s ease;white-space:nowrap}
.btn svg{flex:none}
.btn-main{background:var(--acc);color:var(--on-acc)}
.btn-main:hover{background:var(--acc-hi)}
.btn-ghost{border:1px solid rgba(255,255,255,.22);color:var(--ink2);font-weight:500}
.btn-ghost:hover{border-color:var(--ink);color:var(--ink)}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px}
.menu{display:none;position:relative}
.menu summary{list-style:none;width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:10px;cursor:pointer;color:var(--ink2)}
.menu summary::-webkit-details-marker{display:none}
.menu[open] summary{background:rgba(255,255,255,.08)}
.menu nav{position:absolute;right:0;top:52px;min-width:200px;padding:8px;border:1px solid var(--line2);border-radius:14px;background:#15171B;box-shadow:0 18px 40px rgba(0,0,0,.5);display:flex;flex-direction:column}
.menu nav a{padding:12px 14px;border-radius:8px;font-size:15px;color:var(--ink2)}
.menu nav a:hover{background:rgba(255,255,255,.06)}

/* 1. 첫 화면 */
.hero{position:relative;overflow:hidden;min-height:min(820px,calc(100svh - 64px));display:flex;align-items:center;justify-content:center;padding:96px 0 72px}
.hero .bgimg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42}
.hero .veil{position:absolute;inset:0;background:radial-gradient(ellipse 60% 55% at 50% 48%,rgba(10,11,13,.35) 0%,rgba(10,11,13,.86) 62%,var(--bg) 100%)}
.hero .wrap{position:relative;text-align:center;display:flex;flex-direction:column;align-items:center;gap:28px}
.chip{display:inline-flex;align-items:center;gap:10px;padding:6px 14px;border:1px solid rgba(255,255,255,.14);border-radius:999px;font-family:var(--mono);font-size:12px;letter-spacing:.06em;color:var(--sub);background:rgba(10,11,13,.5)}
.chip i{width:6px;height:6px;border-radius:50%;background:var(--acc)}
.h1box{position:relative;padding:8px 0}
.dim{position:absolute;left:-40px;right:-40px;top:-22px;display:flex;align-items:center;gap:10px;color:rgba(47,181,106,.7);font-family:var(--mono);font-size:11px;white-space:nowrap}
.dim .t{width:1px;height:12px;background:currentColor}
.dim .l{flex:1;height:1px;background:currentColor}
h1{margin:0;font-size:clamp(2.5rem,6.4vw,5.6rem);font-weight:700;line-height:1.1;letter-spacing:-.035em;word-break:keep-all}
h1 em{font-style:normal;color:var(--acc)}
.lead{margin:0;max-width:640px;font-size:18px;line-height:1.65;color:var(--sub);word-break:keep-all}
.ctas{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.proof{margin:28px 0 0;padding:28px 0 0;border-top:1px solid var(--line);width:100%;max-width:780px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.proof div{display:flex;flex-direction:column;gap:4px;align-items:center}
.proof dt{order:2;font-size:13px;color:var(--dim)}
.proof dd{order:1;margin:0;font-size:30px;font-weight:600;letter-spacing:-.02em;white-space:nowrap}

/* 공통 절 머리 */
section.blk{padding:96px 0;border-top:1px solid rgba(255,255,255,.06);scroll-margin-top:64px}
.head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:40px}
.head>div:not(.seg){display:flex;flex-direction:column;gap:12px}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.08em;color:var(--acc)}
h2{margin:0;font-size:clamp(1.8rem,3.4vw,2.8rem);font-weight:700;letter-spacing:-.03em;line-height:1.18;word-break:keep-all}
.head p{margin:0;max-width:400px;font-size:15px;line-height:1.7;color:var(--mute);word-break:keep-all}
.head p b{color:var(--ink);font-weight:600}

/* 2. 기능 */
.feat{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.card{display:flex;flex-direction:column;border:1px solid rgba(255,255,255,.09);border-radius:16px;overflow:hidden;background:var(--s1);transition:border-color .2s ease,transform .2s ease}
.card:hover{border-color:rgba(47,181,106,.55);transform:translateY(-2px)}
.card .shot{aspect-ratio:900/625;overflow:hidden;background:var(--bg)}
.card .shot img{width:100%;height:100%;object-fit:cover}
.card .tx{padding:20px 20px 24px;display:flex;flex-direction:column;gap:8px}
.card .n{font-family:var(--mono);font-size:12px;color:var(--acc)}
.card h3{margin:0;font-size:19px;font-weight:600;letter-spacing:-.02em}
.card p{margin:0;font-size:14px;line-height:1.6;color:var(--mute);word-break:keep-all}
.newline{margin-top:24px;display:flex;align-items:center;gap:10px 14px;flex-wrap:wrap;padding:16px 20px;border:1px dashed rgba(47,181,106,.4);border-radius:12px;font-size:14px;color:var(--ink2)}
.newline .tag{font-family:var(--mono);font-size:12px;font-weight:500;color:var(--on-acc);background:var(--acc);padding:4px 8px;border-radius:6px}
.newline .sep{color:#4A4F57}

/* 작동 영상 */
.vbox{max-width:1000px;margin:0 auto;border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,.1);background:#000;box-shadow:0 30px 80px rgba(0,0,0,.45)}
.vbox video{display:block;width:100%;height:auto;aspect-ratio:4/3}

/* 3. 요금제 */
#pricing{background:radial-gradient(ellipse 50% 40% at 50% 0%,rgba(47,181,106,.08),rgba(10,11,13,0) 70%)}
.seg{display:inline-flex;padding:4px;border:1px solid var(--line2);border-radius:999px;background:var(--s1)}
.seg button{min-height:40px;padding:0 18px;border:0;border-radius:999px;background:transparent;color:var(--sub);font:inherit;font-size:14px;font-weight:500;cursor:pointer}
.seg button[aria-pressed="true"]{background:var(--ink);color:var(--bg);font-weight:600}
.seg small{font-size:12px;opacity:.8}
.plans{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.plan{position:relative;display:flex;flex-direction:column;gap:18px;padding:24px;border-radius:16px;background:var(--s1);border:1px solid rgba(255,255,255,.09);transition:border-color .2s ease}
.plan:hover{border-color:rgba(47,181,106,.55)}
.plan.hi{background:var(--s1-hi);border-color:rgba(47,181,106,.6)}
.plan .top{display:flex;justify-content:space-between;align-items:center;min-height:24px}
.plan .nm{font-size:15px;font-weight:600}
.plan .badge{font-size:11px;font-weight:600;color:var(--on-acc);background:var(--acc);padding:3px 8px;border-radius:999px}
.plan .pr{display:flex;flex-direction:column;gap:2px;min-height:68px;justify-content:flex-end}
.plan .was{font-size:13px;color:#7A808A;text-decoration:line-through}
.plan .amt{display:flex;align-items:baseline;gap:4px}
.plan .amt b{font-size:32px;font-weight:700;letter-spacing:-.03em}
.plan .amt span{font-size:13px;color:var(--dim)}
.plan .tg{margin:0;font-size:13px;line-height:1.55;color:var(--mute);min-height:40px;word-break:keep-all}
.plan ul{list-style:none;margin:0;padding:16px 0 0;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px}
.plan li{display:flex;align-items:center;gap:10px;font-size:13px;line-height:1.4;color:var(--ink2)}
.plan li.off{color:#5F656E}
.plan li svg{flex:none}
.plan .go{margin-top:auto;display:flex;align-items:center;justify-content:center;min-height:46px;border-radius:10px;font-size:14px;font-weight:600;border:1px solid rgba(255,255,255,.18);color:var(--ink);transition:background-color .15s ease,border-color .15s ease}
.plan .go:hover{border-color:var(--ink)}
.plan.hi .go{background:var(--acc);border-color:var(--acc);color:var(--on-acc)}
.plan.hi .go:hover{background:var(--acc-hi)}
[data-cycle="m"] .y,[data-cycle="y"] .m{display:none}
.swipe{display:none;align-items:center;gap:6px;margin:12px 0 0;font-size:12px;color:var(--dim)}
.fine{margin:24px 0 0;font-size:12px;line-height:1.7;color:var(--faint)}

/* 사무소 도입 */
.officeblk{padding:0 0 96px}
.office{display:flex;justify-content:space-between;align-items:center;gap:28px;flex-wrap:wrap;padding:28px 32px;border-radius:16px;border:1px solid rgba(255,255,255,.1);background:var(--s1);scroll-margin-top:84px}
.office .l{display:flex;gap:20px;align-items:flex-start;flex:1 1 420px;min-width:0}
.office .ic{flex:none;width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:rgba(47,181,106,.12);color:var(--acc)}
.office h3{margin:0 0 6px;font-size:19px;font-weight:600;letter-spacing:-.02em}
.office p{margin:0;font-size:14px;line-height:1.6;color:var(--mute);word-break:keep-all}
.office .btn{min-height:48px;padding:0 22px;font-size:15px;color:var(--ink)}

/* 자주 묻는 질문 — 왼쪽 머리, 오른쪽 접힌 목록 */
.faqgrid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.7fr);gap:48px;align-items:start}
.faqgrid .head{margin:0;position:sticky;top:96px}
.faq{border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:60px;padding:16px 0;cursor:pointer;font-size:16px;font-weight:500;color:var(--ink);word-break:keep-all}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--acc)}
.faq summary svg{flex:none;color:var(--dim);transition:transform .2s ease}
.faq details[open] summary svg{transform:rotate(45deg);color:var(--acc)}
.faq details p{margin:0;padding:0 40px 20px 0;font-size:15px;line-height:1.75;color:var(--mute);word-break:keep-all}

/* 하단 */
footer{border-top:1px solid rgba(255,255,255,.06);padding:64px 0 40px}
.end{display:flex;justify-content:space-between;align-items:center;gap:24px 40px;flex-wrap:wrap;padding-bottom:48px}
.end b{display:block;font-size:26px;font-weight:700;letter-spacing:-.03em;word-break:keep-all}
.end span{font-size:14px;color:var(--dim)}
.end .btn{min-height:48px;padding:0 22px;font-size:15px}
.cols{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(4,minmax(0,1fr));gap:32px;padding-top:40px;border-top:1px solid rgba(255,255,255,.07)}
.cols .brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:16px;margin-bottom:12px}
.cols .brand img{width:24px;height:24px;border-radius:6px}
.cols .tagl{margin:0;font-size:13px;line-height:1.6;color:var(--dim)}
.cols h4{margin:0 0 14px;font-family:var(--mono);font-size:11px;font-weight:500;letter-spacing:.1em;color:var(--faint)}
.cols ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.cols li a{display:inline-block;padding:5px 0;font-size:13px;color:var(--mute)}
.cols li a:hover{color:var(--ink)}
.cols li a.strong{color:var(--ink2);font-weight:600}
.biz{margin-top:40px;padding-top:28px;border-top:1px solid rgba(255,255,255,.07);font-size:12px;line-height:1.8;color:var(--faint)}
.biz p{margin:0}
.biz .row{display:flex;justify-content:space-between;gap:8px 16px;flex-wrap:wrap;margin-top:12px}

/* 패드 가로(≤1180): 요금제 2×2 */
@media (max-width:1180px){
  .plans{grid-template-columns:repeat(2,minmax(0,1fr))}
}
/* 패드 세로(≤1024) */
@media (max-width:1024px){
  .feat{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cols{grid-template-columns:repeat(3,minmax(0,1fr))}
  .cols>div:first-child{grid-column:1/-1}
  .links{gap:24px}
  .faqgrid{grid-template-columns:minmax(0,1fr);gap:28px}
  .faqgrid .head{position:static}
}
/* 좁은 패드·큰 폰(≤760): 메뉴는 접기 */
@media (max-width:760px){
  :root{--pad:20px}
  .links{display:none}
  .menu{display:block}
  .bar .wrap{grid-template-columns:minmax(0,1fr) auto}
  .bar-r .btn-sm{display:none}
  .hero{padding:72px 0 56px;min-height:0}
  .proof{grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 16px}
  .dim{display:none}
  .lead br{display:none}
  section.blk{padding:72px 0}
  .officeblk{padding:0 0 72px}
  .head{margin-bottom:28px}
  .cols{grid-template-columns:repeat(2,minmax(0,1fr))}
}
/* 폰(≤560) */
@media (max-width:560px){
  :root{--pad:16px}
  .notice{font-size:13px;padding:9px 12px}
  .logo span{display:none}
  .lead{font-size:16px}
  .ctas{width:100%;flex-direction:column}
  .ctas .btn{width:100%}
  .proof dd{font-size:24px}
  /* 폰: 기능·요금제는 옆으로 넘기는 카드(다음 카드가 살짝 보임) — 세로 길이 절반 이하 */
  .feat,.plans{display:flex;gap:12px;overflow-x:auto;scroll-snap-type:x mandatory;margin:0 calc(-1 * var(--pad));padding:0 var(--pad) 8px;scroll-padding:0 var(--pad);scrollbar-width:none;-webkit-overflow-scrolling:touch}
  .feat::-webkit-scrollbar,.plans::-webkit-scrollbar{display:none}
  .feat>.card,.plans>.plan{flex:0 0 84%;scroll-snap-align:start}
  .swipe{display:flex}
  .newline{flex-direction:column;align-items:flex-start;gap:8px}
  .newline .sep{display:none}
  .plan .tg,.plan .pr{min-height:0}
  .seg{width:100%}
  .seg button{flex:1}
  .office{padding:22px 20px}
  .office .btn{width:100%}
  .vbox{border-radius:14px;margin:0 calc(-1 * var(--pad) + 8px)}
  .faq summary{font-size:15px}
  .faq details p{padding-right:0;font-size:14px}
  .end .btn{width:100%}
  .cols{gap:28px 16px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card,.plan,.btn{transition:none}.card:hover{transform:none}}