:root{
  --bg:#f2f5f9; --panel:#ffffff; --ink:#12263f; --muted:#5a6b80; --line:#d5dde8;
  --accent:#0b6e63; --accent-ink:#ffffff; --warn:#a24b05; --danger:#b3261e;
  --serif:"Iowan Old Style","Palatino Linotype",Palatino,Georgia,serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#0e1724; --panel:#162234; --ink:#e6edf6; --muted:#9bacbf; --line:#2a3b52; --accent:#3cbfae; --accent-ink:#06211d; --warn:#f0b36b; --danger:#ff8a80}
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.55 var(--sans)}
.wrap{max-width:820px;margin:0 auto;padding:0 20px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.top{background:var(--panel);border-bottom:1px solid var(--line);padding:28px 0 22px}
.top-in{display:flex;gap:16px;align-items:flex-end;justify-content:space-between;flex-wrap:wrap}
h1,h2{font-family:var(--serif);line-height:1.2;margin:0}
h1{font-size:clamp(1.7rem,4.5vw,2.4rem);letter-spacing:-.01em}
h2{font-size:1.45rem}
.sub{margin:6px 0 0;color:var(--muted);max-width:52ch}
.quota{margin:0;font-weight:600;color:var(--warn);font-size:.95rem}
.search{display:block;margin:26px 0 8px}
input,textarea{font:inherit;color:inherit}
.search input,.field input,.field textarea{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:6px;background:var(--panel)}
input:focus-visible,textarea:focus-visible,.btn:focus-visible,a:focus-visible,.x:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.list{list-style:none;margin:0;padding:0}
.item{display:flex;gap:18px;justify-content:space-between;align-items:flex-start;padding:18px 0;border-bottom:1px solid var(--line)}
.item-title{font-family:var(--serif);font-size:1.18rem;font-weight:600;color:var(--ink);text-decoration:none}
.item-title:hover{color:var(--accent);text-decoration:underline}
.item-desc{margin:4px 0 0;color:var(--muted);max-width:60ch}
.item-act{display:flex;gap:8px;flex-shrink:0}
.btn{font:inherit;font-weight:600;padding:10px 16px;border-radius:6px;border:1px solid var(--line);background:var(--panel);color:var(--ink);cursor:pointer;text-decoration:none;display:inline-block}
.btn:hover{border-color:var(--accent)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn.primary:hover{filter:brightness(1.08)}
.btn.sm{padding:7px 12px;font-size:.92rem}
.btn.danger{color:var(--danger);border-color:var(--danger)}
.btn[disabled]{opacity:.6;cursor:wait}
.empty{color:var(--muted);padding:24px 0}
.foot{padding-top:28px;padding-bottom:40px;color:var(--muted);font-size:.85rem}
.overlay{position:fixed;inset:0;background:rgba(8,16,28,.55);display:flex;align-items:flex-start;justify-content:center;padding:6vh 16px;overflow-y:auto;z-index:10}
[hidden]{display:none!important}
.sheet{position:relative;background:var(--panel);border-radius:10px;padding:28px;width:100%;max-width:520px;box-shadow:0 20px 50px rgba(0,0,0,.3)}
.sheet h2{padding-right:34px}
.x{position:absolute;top:12px;right:14px;border:0;background:none;font-size:1.8rem;line-height:1;cursor:pointer;color:var(--muted);padding:4px 8px}
.note-desc{color:var(--muted);white-space:pre-wrap;margin:10px 0 0}
.actions{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}
.disc{margin:22px 0 0;padding-top:14px;border-top:1px solid var(--line);font-size:.82rem;color:var(--muted)}
.field{display:block;margin-top:14px;font-weight:600;font-size:.92rem}
.field input,.field textarea{margin-top:5px;font-weight:400}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.err{color:var(--danger);margin:12px 0 0;font-weight:600}
.toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--ink);color:var(--bg);padding:12px 18px;border-radius:8px;max-width:calc(100% - 32px);z-index:20;box-shadow:0 8px 24px rgba(0,0,0,.3)}
@media (max-width:560px){.item{flex-direction:column}.sheet{padding:22px}}
@media (prefers-reduced-motion:no-preference){.sheet{animation:rise .18s ease-out}@keyframes rise{from{transform:translateY(8px);opacity:0}}}

/* admin */
.admin-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:22px;margin:22px 0}
.ok{color:var(--accent);font-weight:600}
.grid{width:100%;border-collapse:collapse;font-size:.92rem}
.grid th,.grid td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top}
.grid .inline{display:inline}
.scroll{overflow-x:auto}
.small{font-size:.85rem;color:var(--muted)}
code{background:var(--bg);padding:2px 6px;border-radius:4px;word-break:break-all}
.login{max-width:420px;margin:12vh auto 0}
.actions.flush{margin:0}

/* full-width note view */
.noteview{width:100%;padding:36px clamp(20px,5vw,64px) 60px}
.noteview h2{font-size:clamp(1.8rem,5vw,2.8rem)}
.noteview .note-desc{font-size:1.1rem;max-width:none;color:var(--ink)}
.noteview .actions{margin-top:28px}
.noteview .disc{margin-top:40px;font-size:.9rem}
.noteview #homeLink{margin-top:24px}
.btn.lg{padding:14px 28px;font-size:1.05rem}