/* 라인작업실 — 지금 쓰는 '라인의 작업실'과 같은 도서관 카드 서랍 결 */
:root{
  --paper:#F1F4F0; --card:#FFFFFF; --ink:#1D2923; --muted:#58675E; --line:#D3DBD5;
  --green:#2E5E47; --green-ink:#FFFFFF; --green-soft:#E2ECE5;
  --brass:#8E6F2F; --brass-soft:#F3EBD8; --danger:#A3392D;
  --shadow:0 1px 2px rgba(29,41,35,.06),0 6px 18px rgba(29,41,35,.06);
  --f-display:"Gowun Batang","Nanum Myeongjo","AppleMyungjo",serif;
  --f-body:"IBM Plex Sans KR","Apple SD Gothic Neo","Malgun Gothic",system-ui,sans-serif;
  --bar-h:64px;
  color-scheme:light;
}
@media (prefers-color-scheme: dark){:root{
  --paper:#121815; --card:#1A231E; --ink:#E5ECE7; --muted:#9BAAA1; --line:#2D3A33;
  --green:#86BFA2; --green-ink:#10201A; --green-soft:#21322A;
  --brass:#D4B472; --brass-soft:#2C2719; --danger:#E8806F;
  --shadow:0 1px 2px rgba(0,0,0,.3),0 6px 18px rgba(0,0,0,.25);
  color-scheme:dark}}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--f-body);font-size:17px;line-height:1.6;
  padding-top:env(safe-area-inset-top,0px);
  padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
h1,h2,h3{font-family:var(--f-display);font-weight:700;margin:0;text-wrap:balance;line-height:1.25}
p{margin:0}
a{color:inherit}
button,input{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--brass);outline-offset:2px;border-radius:6px}
[hidden]{display:none!important}

.wrap{max-width:820px;margin:0 auto;padding-block:16px calc(var(--bar-h) + 96px + env(safe-area-inset-bottom,0px));display:flex;flex-direction:column;gap:26px}
.loading{color:var(--muted);padding:40px 0;text-align:center}

/* 머리 */
.top{display:flex;flex-direction:column;gap:2px;padding-bottom:14px;border-bottom:2px solid var(--ink)}
.top small{font-size:13px;letter-spacing:.1em;color:var(--muted)}
.top h1{font-size:32px}
/* 타이틀 로고 가 · 명판 — 색은 테마를 따라가요 */
.logo{margin-top:4px;line-height:0}
.title-logo{display:block;width:min(100%,340px);height:auto}
.lg-plate{fill:var(--brass-soft);stroke:var(--brass);stroke-width:2}
.lg-dash{fill:none;stroke:var(--brass);stroke-width:.8;stroke-dasharray:2 3}
.lg-rivet{fill:var(--brass)}
.lg-text{fill:var(--ink)}

/* 섹션 */
.sec{display:flex;flex-direction:column;gap:12px}
.sec-h{display:flex;align-items:baseline;justify-content:space-between;gap:6px 12px;flex-wrap:wrap}
.sec-h h2{font-size:21px}
.sec-h p{font-size:14px;color:var(--muted)}
.back{align-self:flex-start;display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border:2px solid var(--green);border-radius:12px;background:var(--green-soft);color:var(--green);font-weight:600;text-decoration:none}

/* 찾기 */
.search{position:relative}
.search input{width:100%;padding:12px 14px 12px 42px;border:1.5px solid var(--line);border-radius:12px;background:var(--card)}
.search svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--muted)}

/* 서랍 */
.drawers{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}
.drawer{display:flex;flex-direction:column;gap:8px;padding:14px;background:var(--card);border:1.5px solid var(--line);border-radius:12px;box-shadow:var(--shadow);text-decoration:none;min-width:0}
.drawer:active{border-color:var(--green)}
.plate{align-self:flex-start;display:inline-flex;align-items:center;gap:6px;padding:3px 10px;background:var(--brass-soft);border:1px solid var(--brass);border-radius:4px;font-family:var(--f-display);font-weight:700;font-size:17px;max-width:100%}
.drawer p{font-size:13.5px;color:var(--muted)}
.count{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--green);font-weight:600;border-top:1px dashed var(--line);padding-top:8px;margin-top:auto}
.pull{width:28px;height:5px;border-radius:3px;background:var(--line)}

/* 목록 줄 */
.list{display:flex;flex-direction:column;background:var(--card);border:1.5px solid var(--line);border-radius:12px;overflow:hidden}
.row{display:flex;align-items:center;gap:10px;padding:12px 14px;border-top:1px solid var(--line);text-decoration:none}
.row:first-child{border-top:0}
.row .t{flex:1;min-width:0;font-weight:600;overflow-wrap:anywhere}
.row .m{display:block;font-size:13.5px;color:var(--muted);font-weight:400}
.row .arr{color:var(--green)}

/* 카드 · 빈 칸 */
.card{background:var(--card);border:1.5px solid var(--line);border-radius:12px;padding:14px 16px;display:flex;flex-direction:column;gap:8px}
.card.green{border-color:var(--green)}
.card.brass{background:var(--brass-soft);border-color:var(--brass)}
.card b.h{font-family:var(--f-display);font-size:18px}
.card p{font-size:15px;color:var(--muted)}
.hint{display:flex;flex-direction:column;gap:4px;padding:14px 16px;border:1.5px dashed var(--line);border-radius:12px;color:var(--muted);font-size:15px}
.hint b{color:var(--ink);font-family:var(--f-display);font-size:17px}
.empty{padding:26px 18px;border:1.5px dashed var(--line);border-radius:12px;text-align:center;color:var(--muted);display:flex;flex-direction:column;gap:8px;align-items:center}
.empty b{color:var(--ink);font-family:var(--f-display);font-size:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 16px;border-radius:10px;border:1.5px solid var(--green);background:var(--card);color:var(--green);font-weight:600;text-decoration:none;cursor:pointer}
.btn.primary{background:var(--green);color:var(--green-ink)}
.tally{display:flex;flex-wrap:wrap;gap:8px}
.tally span{font-size:14px;font-weight:600;padding:3px 12px;border-radius:999px;background:var(--card);border:1.5px solid var(--line)}

/* 설정 */
.sw-list{background:var(--card);border:1.5px solid var(--line);border-radius:12px;overflow:hidden}
.sw{display:flex;align-items:center;gap:12px;padding:12px 14px;border-top:1px solid var(--line)}
.sw:first-child{border-top:0}
.sw .ic{font-size:20px;width:28px;text-align:center;flex:none}
.sw .t{flex:1;min-width:0;display:flex;flex-direction:column}
.sw .t b{font-size:16px}
.sw .t small{font-size:13.5px;color:var(--muted)}
.sw .t small.err{color:var(--danger)}
.switch{flex:none;width:50px;height:30px;border-radius:999px;border:0;background:var(--line);position:relative;cursor:pointer;padding:0}
.switch::after{content:"";position:absolute;top:3px;left:3px;width:24px;height:24px;border-radius:50%;background:var(--card);box-shadow:0 1px 3px rgba(0,0,0,.25);transition:left .15s}
.switch[aria-checked="true"]{background:var(--green)}
.switch[aria-checked="true"]::after{left:23px}
.switch:disabled{opacity:.4}
.info{display:grid;grid-template-columns:auto minmax(0,1fr);gap:6px 14px;font-size:15px;background:var(--card);border:1.5px solid var(--line);border-radius:12px;padding:14px 16px}
.info dt{color:var(--muted)}
.info dd{margin:0;overflow-wrap:anywhere}

/* 아래 메뉴 · 떠 있는 버튼 */
.bar{position:fixed;left:0;right:0;bottom:0;z-index:5;display:flex;justify-content:center;gap:8px;
  padding:8px max(16px,env(safe-area-inset-right,0px)) calc(8px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-left,0px));
  background:color-mix(in srgb,var(--paper) 90%,transparent);backdrop-filter:blur(8px);border-top:1px solid var(--line)}
.bar a{flex:0 1 140px;display:flex;flex-direction:column;align-items:center;gap:1px;padding:6px 10px;border-radius:10px;text-decoration:none;color:var(--muted);font-size:12.5px;font-weight:600}
.bar a[aria-current="page"]{color:var(--green);background:var(--green-soft)}
.fab{position:fixed;z-index:6;right:max(18px,env(safe-area-inset-right,0px));bottom:calc(var(--bar-h) + 18px + env(safe-area-inset-bottom,0px));
  width:58px;height:58px;border-radius:50%;border:0;background:var(--green);color:var(--green-ink);display:grid;place-items:center;box-shadow:var(--shadow);cursor:pointer}

.toast{position:fixed;left:50%;transform:translateX(-50%);bottom:calc(var(--bar-h) + 90px + env(safe-area-inset-bottom,0px));z-index:9;background:var(--ink);color:var(--paper);padding:10px 18px;border-radius:10px;font-weight:600;font-size:15px;max-width:calc(100% - 32px);text-align:center}
.update{position:fixed;left:50%;transform:translateX(-50%);top:calc(10px + env(safe-area-inset-top,0px));z-index:10;width:max-content;max-width:calc(100% - 32px);white-space:nowrap;display:flex;align-items:center;gap:12px;padding:8px 8px 8px 16px;border-radius:12px;background:var(--brass-soft);border:1.5px solid var(--brass);font-weight:600;box-shadow:var(--shadow)}
.update button{padding:6px 14px;border-radius:8px;border:0;background:var(--green);color:var(--green-ink);font-weight:600;cursor:pointer}

@media (prefers-reduced-motion:reduce){.switch::after{transition:none}}