/* connect.v2.css — MAEUM 명함 페이지 2026-10-21 (business_card_preview 기반 · maeum.io price 실측 토큰) */
*{box-sizing:border-box}
:root{
  --bg:#F7F5F2; --bg-2:#F1EEEA; --surface:#FBFAF8; --card:#FFFFFF;
  --line:#E7E2DC; --line-2:#DCD6CE; --line-3:#C9C2B8;
  --t1:#191817; --t2:#3D3A36; --t3:#6E6963; --t4:#9A948C;
  --acc:#191817; --acc-2:#2A2724;
  --teal:#0E9E77; --teal-bright:#0FBF93; --teal-soft:rgba(14,158,119,.10);
  --gold:#d8a64a;
  --ease:cubic-bezier(.4,0,.2,1);
  --display:"Pretendard Variable",Pretendard,-apple-system,BlinkMacSystemFont,system-ui,"Apple SD Gothic Neo","Malgun Gothic",sans-serif;
  --mono:"SFMono-Regular","SF Mono",ui-monospace,"JetBrains Mono",Menlo,monospace;
}
html.dark{
  --bg:#121110; --bg-2:#171614; --surface:#1B1A18; --card:#211F1D;
  --line:#33302C; --line-2:#413D38; --line-3:#524C45;
  --t1:#F2EFEA; --t2:#D6D1C9; --t3:#A29C93; --t4:#7C766D;
  --acc:#F2EFEA; --acc-2:#E6E2DB;
  --teal-soft:rgba(15,191,147,.14);
}
html{background:var(--bg);color:var(--t1);font-family:var(--display)}
body{margin:0;font-size:16px;line-height:1.6;background:var(--bg);color:var(--t1);
  min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:20px 18px 56px;
  transition:background .3s var(--ease),color .3s var(--ease);word-break:keep-all;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
button,input,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:2px}
main{width:100%;max-width:440px;display:flex;flex-direction:column;align-items:center}

/* ---- header ---- */
.top{width:100%;display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:34px}
.wordmark{font-size:21px;font-weight:800;letter-spacing:.32em}
.wordmark i{font-style:normal;color:var(--teal)}
.langs{display:flex;gap:2px;border:1px solid var(--line-2);border-radius:999px;padding:3px;background:var(--surface)}
.langs a{font-size:11.5px;font-weight:600;letter-spacing:.06em;padding:6px 12px;border-radius:999px;color:var(--t3);min-height:30px;display:flex;align-items:center}
.langs a[aria-current]{background:var(--acc);color:var(--bg)}
.theme-btn{width:38px;height:38px;border-radius:50%;border:1px solid var(--line-2);background:var(--surface);
  display:flex;align-items:center;justify-content:center;color:var(--t2);transition:border-color .2s var(--ease)}
.theme-btn:hover{border-color:var(--t4)}
.theme-btn svg{width:16px;height:16px}
.navrow{display:flex;align-items:center;gap:10px}

/* ---- intro ---- */
.intro-block{text-align:center;margin-bottom:22px}
.eyebrow{font-family:var(--mono);font-size:10.5px;letter-spacing:.28em;color:var(--teal);margin:0 0 10px;text-transform:uppercase}
.intro-block h1{font-size:15px;font-weight:600;color:var(--t3);margin:0}

/* ---- flip card ---- */
.card{width:100%;max-width:400px;aspect-ratio:380/220;perspective:1200px;margin-bottom:26px;cursor:pointer;outline-offset:6px}
.card-inner{position:relative;width:100%;height:100%;transform-style:preserve-3d;
  transition:transform .7s var(--ease);border-radius:20px}
.card.flipped .card-inner{transform:rotateY(180deg)}
.face{position:absolute;inset:0;width:100%;height:100%;border-radius:20px;padding:clamp(16px,5%,26px);
  display:flex;flex-direction:column;justify-content:space-between;backface-visibility:hidden;-webkit-backface-visibility:hidden;
  border:1px solid var(--line-2);background:var(--card);color:var(--t1);
  box-shadow:0 20px 35px -12px rgba(25,24,23,.18),0 8px 16px -8px rgba(25,24,23,.10)}
html.dark .face{box-shadow:0 20px 35px -12px rgba(0,0,0,.55),0 8px 16px -8px rgba(0,0,0,.4)}
.face.back{transform:rotateY(180deg);background:var(--acc);color:var(--bg);border-color:transparent}
html.dark .face.back{background:var(--card);border-color:var(--line-2);color:var(--t1)}
.face-row{display:flex;justify-content:space-between;align-items:flex-start}
.brand{font-size:clamp(17px,4.8vw,20px);font-weight:900;letter-spacing:.14em}
.brand-sub{font-size:clamp(9.5px,2.6vw,11px);font-weight:500;opacity:.62;letter-spacing:.03em;margin-top:3px}
.chip{font-family:var(--mono);font-size:9.5px;letter-spacing:.14em;padding:3px 9px;border-radius:6px;
  background:color-mix(in srgb,currentColor 8%,transparent);opacity:.75}
.person{margin-top:auto}
.person b{display:block;font-size:clamp(15px,4.2vw,17.5px);font-weight:800;letter-spacing:-.01em}
.person span{display:block;font-size:clamp(10.5px,2.9vw,12px);opacity:.6;margin-top:2px}
.face-foot{display:flex;justify-content:space-between;align-items:flex-end;gap:8px}
.mini{font-size:clamp(9.5px,2.6vw,11px);opacity:.66;line-height:1.75;font-family:var(--mono);letter-spacing:0}
.mini u{text-decoration:none}
.qr-btn{width:44px;height:44px;border-radius:10px;border:1px solid color-mix(in srgb,currentColor 22%,transparent);
  display:flex;align-items:center;justify-content:center;opacity:.8;transition:opacity .2s var(--ease),transform .2s var(--ease)}
.qr-btn:hover{opacity:1;transform:scale(1.05)}
.qr-btn svg{width:19px;height:19px}
.card-hint{font-size:11px;color:var(--t4);margin:-14px 0 22px;text-align:center}

/* ---- side buttons ---- */
.sides{display:flex;gap:10px;width:100%;max-width:400px;margin-bottom:18px}
.sides button{flex:1;padding:10px 8px;font-size:11.5px;font-weight:600;border-radius:12px;
  border:1px solid var(--line-2);background:var(--surface);color:var(--t3);transition:all .2s var(--ease)}
.sides button.on{background:var(--acc);border-color:var(--acc);color:var(--bg)}

/* ---- primary actions ---- */
.actions{width:100%;max-width:400px;display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px}
.btn{display:flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:10px 12px;
  border-radius:12px;font-size:12.5px;font-weight:700;letter-spacing:-.01em;transition:all .2s var(--ease)}
.btn svg{width:15px;height:15px;flex:none}
.btn-solid{background:var(--acc);color:var(--bg)}
.btn-solid:hover{background:var(--teal);color:#fff}
.btn-ghost{background:transparent;border:1px solid var(--line-2);color:var(--t2)}
.btn-ghost:hover{border-color:var(--t3)}
.email-line{width:100%;max-width:400px;display:flex;align-items:center;justify-content:space-between;gap:8px;
  margin:6px 0 4px;padding:12px 16px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.email-line a{font-family:var(--mono);font-size:13px;overflow-wrap:anywhere}
.email-line button{font-size:11px;font-weight:600;color:var(--teal);text-decoration:underline;text-underline-offset:3px;padding:8px;min-height:36px}
.status{font-size:12.5px;color:var(--t3);min-height:1.6em;margin:2px 0 0;width:100%;max-width:400px}

/* ---- lead exchange ---- */
.exchange{width:100%;max-width:400px;margin:14px 0 6px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:2px 0}
.exchange>summary{min-height:52px;display:flex;align-items:center;justify-content:space-between;cursor:pointer;
  font-size:13.5px;font-weight:600;color:var(--t2);list-style:none}
.exchange>summary::-webkit-details-marker{display:none}
.exchange>summary .plus{font-family:var(--mono);color:var(--teal)}
.exchange[open]>summary .plus::after{content:"−"}
.exchange:not([open])>summary::after{content:"+"}
.exchange[open]>summary::after{content:""}
.exchange-body{padding:2px 0 18px}
.small{font-size:12.5px;color:var(--t3);margin:2px 0 8px}
label{display:block;font-size:13px;font-weight:600;margin:12px 0 0;color:var(--t2)}
label .muted{color:var(--t4);font-weight:400;font-size:11.5px}
input:not([type=checkbox]),textarea{display:block;width:100%;margin-top:6px;padding:11px 12px;font-size:15px;
  border:1px solid var(--line-2);background:var(--surface);border-radius:10px;resize:vertical;color:var(--t1)}
input:focus,textarea:focus{border-color:var(--teal)}
form .btn-solid{width:100%;margin-top:16px}
.trap{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%)}

/* ---- products strip ---- */
.strip{width:100%;max-width:400px;margin:22px 0 8px;display:grid;grid-template-columns:1fr 1fr;gap:10px}
.strip a{padding:14px;border:1px solid var(--line);border-radius:14px;background:var(--surface);
  display:flex;flex-direction:column;gap:3px;transition:border-color .2s var(--ease)}
.strip a:hover{border-color:var(--teal)}
.strip b{font-size:13.5px;font-weight:800}
.strip s{text-decoration:none;font-size:11px;color:var(--t3)}

/* ---- footer ---- */
footer{margin-top:30px;text-align:center;font-size:10.5px;letter-spacing:.22em;color:var(--t4);font-family:var(--mono)}
footer p{margin:0 0 6px}
footer .fine{letter-spacing:0;font-family:var(--display);font-size:11px;text-transform:none}

/* ---- modal ---- */
.modal{position:fixed;inset:0;background:rgba(18,17,16,.72);backdrop-filter:blur(6px);z-index:50;
  display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;pointer-events:none;transition:opacity .28s var(--ease)}
.modal.show{opacity:1;pointer-events:auto}
.modal-box{background:var(--card);border:1px solid var(--line-2);border-radius:20px;padding:24px 22px;max-width:300px;width:100%;
  text-align:center;transform:scale(.94);transition:transform .28s var(--ease);color:var(--t1)}
.modal.show .modal-box{transform:scale(1)}
.modal-box h3{font-size:13px;font-weight:700;margin:0 0 14px;color:var(--t2)}
.modal-qr{background:#fff;padding:14px;border-radius:14px;display:inline-block;box-shadow:0 6px 18px -8px rgba(0,0,0,.3)}
.modal-qr img,.modal-qr svg{display:block;width:170px;height:170px}
.modal-file{font-family:var(--mono);font-size:10.5px;color:var(--t4);margin:12px 0 16px;word-break:break-all}
.modal-close{width:100%;min-height:42px;border-radius:12px;border:1px solid var(--line-2);font-size:12px;font-weight:600;color:var(--t2)}
.modal-close:hover{background:var(--bg-2)}
.modal-dl{display:block;margin-top:10px;font-size:11.5px;font-weight:600;color:var(--teal);text-decoration:underline;text-underline-offset:3px}

/* ---- toast ---- */
.toast{position:fixed;bottom:24px;left:50%;transform:translate(-50%,64px);opacity:0;pointer-events:none;
  background:var(--acc);color:var(--bg);font-size:12.5px;font-weight:600;padding:11px 20px;border-radius:999px;
  box-shadow:0 10px 24px -8px rgba(0,0,0,.35);transition:all .3s var(--ease);z-index:60}
.toast.show{transform:translate(-50%,0);opacity:1}

@media (max-width:420px){
  body{padding:16px 14px 48px}
  .actions{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  .card-inner,.modal,.modal-box,.toast,.btn,.sides button{transition:none}
}