:root{--blue:#2459c4;--blue2:#173f90;--ink:#18202b;--ink2:#2d3643;--muted:#5d6876;--line:#e1e6ee;--line2:#d5dbe4;--bg:#f4f6fa;--soft:#eef1f5;--red:#c4321f;--red2:#a12a1a;--green:#1d6b47;--greenbg:#e3f3ea;--orange:#9a4f0c;--orangebg:#fcefe3}
*{box-sizing:border-box}
html,body{margin:0;height:100%}
body{background:var(--bg);color:var(--ink);font-family:'IBM Plex Sans KR','Apple SD Gothic Neo','Malgun Gothic',sans-serif;font-size:15px;line-height:1.5;-webkit-text-size-adjust:100%}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer}
a{color:var(--blue)}
.hide{display:none!important}
/* 공통 부품 */
.btn{border:0;background:var(--blue);color:#fff;border-radius:8px;padding:10px 16px;font-size:14px;font-weight:700;min-height:42px}
.btn:hover{background:var(--blue2)}
.btn.dark{background:var(--ink)}
.btn.line{background:#fff;color:var(--ink);border:1px solid var(--line2);font-weight:500}
.btn.line:hover{background:var(--soft)}
.btn.redline{background:#fff;color:var(--red2);border:1px solid #f0b4ab;font-weight:700}
.btn.red{background:var(--red)}
.btn.sm{padding:6px 10px;min-height:32px;font-size:13px}
.btn:disabled{opacity:.5;cursor:default}
.chip{border:1px solid var(--line2);background:#fff;color:var(--ink);border-radius:18px;padding:6px 13px;font-size:14px;min-height:36px}
.chip.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.chip.blue.on{background:var(--blue);border-color:var(--blue)}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.input,.area,select.input{width:100%;border:1px solid var(--line2);border-radius:8px;padding:10px 12px;background:#fff;font-size:15px}
.area{min-height:110px;resize:vertical;line-height:1.6}
.input:focus,.area:focus{outline:2px solid #9bb7ef;border-color:var(--blue)}
label.lb{display:block;font-size:14px;font-weight:700;margin:12px 0 6px}
.muted{color:var(--muted)}
.small{font-size:13px}
.tiny{font-size:12px}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.grow{flex:1;min-width:0}
.warn{color:var(--red2);font-weight:700;font-size:14px}
.okmsg{background:var(--greenbg);color:#134a31;border-radius:8px;padding:10px 12px;font-weight:700;font-size:14px}
.badge{display:inline-flex;align-items:center;justify-content:center;min-width:20px;height:20px;padding:0 6px;border-radius:10px;background:var(--red);color:#fff;font-size:11px;font-weight:700}
.badge.blue{background:var(--blue)}
.tag{display:inline-block;font-size:12px;font-weight:700;border-radius:6px;padding:2px 8px;background:var(--soft);color:var(--ink2)}
.tag.blue{background:#e5edfc;color:var(--blue)}
.tag.red{background:#fdecea;color:var(--red2)}
.tag.green{background:var(--greenbg);color:var(--green)}
.tag.orange{background:var(--orangebg);color:var(--orange)}
.empty{border:1px dashed var(--line2);border-radius:12px;padding:24px;text-align:center;color:var(--muted);background:#fff}
.list{display:flex;flex-direction:column;gap:8px}
.item{display:block;width:100%;text-align:left;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.item:hover{border-color:#b9c6dc}
.item.on{border:2px solid var(--blue);padding:13px 15px}
.item.new{border-color:#f0b4ab}
h1.pt{margin:0;font-size:26px}
h2{margin:0;font-size:19px}
.toast{position:fixed;left:50%;bottom:90px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:10px 16px;border-radius:10px;font-size:14px;z-index:99;max-width:90vw}
.pre{white-space:pre-line}
/* PC 화면 */
.pc{display:flex;min-height:100vh}
.side{flex:0 0 240px;background:#fff;border-right:1px solid var(--line);padding:22px 16px;display:flex;flex-direction:column;gap:4px;position:sticky;top:0;height:100vh;overflow-y:auto}
.logo{display:flex;justify-content:space-between;align-items:center;margin:0 8px 18px}
.logo b{font-size:19px;letter-spacing:.5px}
.bell{position:relative;width:38px;height:38px;border:1px solid var(--line2);border-radius:10px;background:#fff;display:flex;align-items:center;justify-content:center}
.bell .badge{position:absolute;top:-7px;right:-7px}
.nav{display:flex;align-items:center;justify-content:space-between;text-decoration:none;color:var(--ink2);border-radius:8px;padding:10px 12px;font-size:15px}
.nav:hover{background:var(--soft)}
.nav.on{background:#e5edfc;color:var(--blue);font-weight:700}
.side .who{margin-top:auto;border-top:1px solid var(--line);padding:14px 8px 0}
.main{flex:1;min-width:0;padding:28px 32px 60px;display:flex;flex-direction:column;gap:18px}
.ph{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px}
/* 휴대폰 화면 */
.mb{min-height:100vh;display:flex;flex-direction:column}
.mtop{position:sticky;top:0;z-index:5;background:#fff;border-bottom:1px solid var(--line);padding:14px 16px;display:flex;align-items:center;justify-content:space-between;gap:8px}
.mtop h1{margin:0;font-size:21px}
.mmain{flex:1;padding:14px 16px 150px;display:flex;flex-direction:column;gap:12px}
.mnav{position:fixed;left:0;right:0;bottom:0;z-index:6;background:#fff;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(4,1fr);padding:4px 4px calc(4px + env(safe-area-inset-bottom))}
.mnav a{position:relative;display:flex;flex-direction:column;align-items:center;gap:2px;text-decoration:none;color:var(--muted);font-size:12px;padding:6px 0}
.mnav a.on{color:var(--blue);font-weight:700}
.mnav a .dot{position:absolute;top:2px;right:26%;min-width:16px;height:16px;border-radius:8px;background:var(--red);color:#fff;font-size:10px;display:flex;align-items:center;justify-content:center;padding:0 4px}
.mnav svg{width:22px;height:22px}
/* 알림 목록 */
.npanel{position:fixed;top:64px;left:200px;width:380px;max-height:70vh;overflow:auto;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:0 10px 30px rgba(24,32,43,.18);z-index:30;padding:14px}
.nitem{display:block;width:100%;text-align:left;border:0;background:none;border-bottom:1px solid var(--soft);padding:10px 4px}
.nitem.unread{background:#f3f7ff}
/* 채팅 */
.chatwrap{display:flex;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;height:calc(100vh - 150px);min-height:480px}
.chatlist{flex:0 0 320px;border-right:1px solid var(--line);display:flex;flex-direction:column;min-width:0}
.chatroom{flex:1;display:flex;flex-direction:column;min-width:0}
.rooms{overflow-y:auto;flex:1}
.room{position:relative;display:block;width:100%;text-align:left;border:0;border-bottom:1px solid var(--soft);background:#fff;padding:12px 52px 12px 16px}
.room.on{background:#eef3fd}
.star{position:absolute;right:8px;top:10px;width:36px;height:36px;border:0;background:none;font-size:20px;color:#b8c0cc}
.star.on{color:#e0a100}
.msgs{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:6px;background:#f7f9fc}
.msg{max-width:72%;display:flex;flex-direction:column;gap:2px}
.msg .bub{background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px 12px;white-space:pre-wrap;word-break:break-word}
.msg.me{align-self:flex-end;align-items:flex-end}
.msg.me .bub{background:var(--blue);color:#fff;border-color:var(--blue)}
.msg.me .bub a{color:#fff}
.sys{align-self:center;font-size:12px;color:var(--muted);background:var(--soft);border-radius:10px;padding:3px 10px}
.day{align-self:center;font-size:12px;color:var(--muted);margin:6px 0}
.sendbar{display:flex;gap:8px;padding:10px;border-top:1px solid var(--line);background:#fff}
.sendbar textarea{flex:1;min-height:44px;max-height:120px;resize:none}
.modal{position:fixed;inset:0;z-index:40;background:rgba(24,32,43,.5);display:flex;align-items:center;justify-content:center;padding:16px}
.modal .box{background:#fff;border-radius:16px;padding:22px;width:min(560px,100%);max-height:90vh;overflow:auto}
.ppl{display:flex;flex-wrap:wrap;gap:6px;border:1px solid var(--line);border-radius:10px;padding:10px;min-height:52px}
.steps{display:flex;gap:6px;flex-wrap:wrap}
.tbl{width:100%;border-collapse:collapse;font-size:14px}
.tbl th{text-align:left;color:var(--muted);font-weight:700;padding:8px 10px;border-bottom:1px solid var(--line);background:#f7f9fc}
.tbl td{padding:10px;border-bottom:1px solid var(--soft);vertical-align:middle}
.check{width:26px;height:26px;border-radius:7px;border:2px solid #b8c0cc;background:#fff;display:inline-flex;align-items:center;justify-content:center;flex:0 0 26px}
.check.on{background:var(--green);border-color:var(--green);color:#fff}
.bar{height:8px;border-radius:4px;background:var(--soft);overflow:hidden}
.bar span{display:block;height:100%;background:#2e9a68}
.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}
.auth .card{width:min(420px,100%);padding:28px}
@media (max-width:859px){
  .main{padding:16px}
  .mmain .ph h1.pt{display:none}
  .mmain .ph{justify-content:flex-end}
  .chatwrap{height:auto;min-height:0;border:0;border-radius:0;background:none}
  .msgs{min-height:55vh}
  .npanel{left:8px;right:8px;width:auto;top:60px}
  .tbl{font-size:13px}
}