/* =============================================================
   CatNat Bibliotheek – huisstijl
   Bibliotheekgroen, perkament en messing
   ============================================================= */
:root {
  --paper: #f5f0e5;
  --paper-2: #ece4d2;
  --card: #fffdf8;
  --ink: #1e2925;
  --muted: #6a6e66;
  --line: #e0d6c1;
  --green: #1d3b33;
  --green-2: #2a5446;
  --green-3: #3f8a72;
  --cream: #f3ead7;
  --gold: #b8892b;
  --gold-2: #d9b25a;
  --gold-soft: #f1e4c2;
  --wine: #8c3434;
  --ok: #2f7d4f;
  --warn: #9a6400;
  --err: #a33a3a;
  --primary: var(--green);
  --primary-ink: var(--cream);
  --radius: 14px;
  --shadow: 0 1px 2px rgba(29,59,51,.06), 0 10px 28px -8px rgba(29,59,51,.16);
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #121816; --paper-2: #18201d; --card: #1b2421; --ink: #ece5d6; --muted: #a2a79e;
    --line: #2c3833; --green: #0f211c; --green-2: #1d3b33; --gold: #d4a84a; --gold-soft: #3a3220;
    --wine: #c06060; --ok: #5fb383; --warn: #d9a441; --err: #e07a7a;
    --primary: var(--gold-2); --primary-ink: #14201c;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 10px 28px -8px rgba(0,0,0,.5);
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--paper); color: var(--ink);
  font: 15px/1.5 var(--sans);
  -webkit-font-smoothing: antialiased;
}
[hidden] { display: none !important; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; letter-spacing: -.01em; margin: 0 0 .5rem; }
h1 { font-size: 1.75rem; }
h2 { font-size: 1.4rem; }
h3 { font-size: 1.05rem; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.error { color: var(--err); }
.hint { font-weight: 400; color: var(--muted); }
code { background: var(--paper-2); padding: 0 .35rem; border-radius: 4px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.25rem; }
.pill { font-size: .78rem; padding: .2rem .65rem; border-radius: 99px; background: var(--gold-soft); color: var(--ink); }

/* Logo / merk */
.brand { display: flex; align-items: center; gap: .6rem; font-family: var(--serif); font-weight: 700; font-size: 1.2rem; white-space: nowrap; }
.brand em { font-style: italic; font-weight: 500; color: var(--gold-2); }
.brand.light { color: var(--cream); }
.logo { width: 36px; height: 36px; flex: none; }
.logo.xl { width: 84px; height: 84px; margin: 0 auto .5rem; display: block; }
.ico { width: 20px; height: 20px; vertical-align: -4px; }

/* Knoppen & velden */
.btn { border: 1px solid var(--line); background: var(--card); color: var(--ink); border-radius: 10px; padding: .6rem 1.1rem; font: 500 .95rem var(--sans); cursor: pointer; transition: background .15s, border-color .15s, transform .05s; }
.btn:hover { border-color: var(--gold); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .6; cursor: wait; }
.btn.primary { background: var(--primary); color: var(--primary-ink); border-color: var(--primary); font-weight: 600; }
.btn.primary:hover { filter: brightness(1.12); }
.btn.gold { background: var(--gold-2); color: #1d2a24; border-color: var(--gold-2); font-weight: 600; }
.btn.gold:hover { filter: brightness(1.06); }
.btn.ghost { background: transparent; }
.btn.on-dark { background: transparent; color: var(--cream); border-color: rgba(243,234,215,.3); }
.btn.on-dark:hover { border-color: var(--gold-2); }
.btn.small { padding: .32rem .7rem; font-size: .84rem; }
.btn.danger { color: var(--err); }
.btn.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, var(--line)); }
.btn.wide { width: 100%; }

input, select, textarea {
  width: 100%; font: inherit; color: var(--ink); background: var(--card);
  border: 1px solid var(--line); border-radius: 10px; padding: .55rem .7rem;
}
input:focus, select:focus, textarea:focus { outline: 3px solid color-mix(in srgb, var(--gold) 30%, transparent); border-color: var(--gold); }
label { display: flex; flex-direction: column; gap: .3rem; font-size: .84rem; font-weight: 500; color: var(--muted); }
label.check { flex-direction: row; align-items: center; gap: .5rem; font-size: .95rem; color: var(--ink); }
label.check input { width: auto; accent-color: var(--green-3); }

/* ---------- Login ---------- */
.auth { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); }
.auth-art {
  background: radial-gradient(120% 90% at 20% 0%, #2a5446 0%, #1d3b33 55%, #142a24 100%);
  color: var(--cream); display: grid; place-items: center; padding: 40px 32px; position: relative; overflow: hidden;
}
.auth-art::after { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(217,178,90,.12) 1px, transparent 1px); background-size: 22px 22px; pointer-events: none; }
.auth-art-inner { position: relative; z-index: 1; width: 100%; max-width: 460px; }
.auth-art .brand { font-size: 1.5rem; margin-bottom: 1.5rem; }
.auth-art .logo { width: 48px; height: 48px; }
.shelf { width: 100%; height: auto; display: block; filter: drop-shadow(0 18px 24px rgba(0,0,0,.25)); }
.tagline { font-family: var(--serif); font-size: 1.7rem; font-weight: 500; font-style: italic; margin: 1.5rem 0 .3rem; }
.tagline-sub { color: rgba(243,234,215,.7); margin: 0; }
.auth-panel { display: grid; place-items: center; padding: 32px 16px; }
.auth-card { width: 100%; max-width: 400px; }
.auth-card form { display: flex; flex-direction: column; gap: .9rem; margin-top: 1.5rem; }
.auth-card h1 { margin: 0; }
.auth-card .muted { margin: -.5rem 0 .2rem; }
.seg { display: grid; grid-template-columns: 1fr 1fr; background: var(--paper-2); border-radius: 12px; padding: 4px; }
.seg-btn { border: 0; background: transparent; padding: .55rem; border-radius: 9px; font: 500 .92rem var(--sans); color: var(--muted); cursor: pointer; }
.seg-btn.active { background: var(--card); color: var(--ink); box-shadow: 0 1px 3px rgba(0,0,0,.1); }
.msg { margin: 1rem 0 0; padding: .65rem .85rem; border-radius: 10px; font-size: .9rem; }
.msg.err { background: color-mix(in srgb, var(--err) 12%, transparent); color: var(--err); }
.msg.ok { background: color-mix(in srgb, var(--ok) 12%, transparent); color: var(--ok); }

.center-view { min-height: 100vh; display: grid; place-items: center; padding: 16px; background: radial-gradient(100% 70% at 50% 0%, var(--paper-2), var(--paper)); }
.center-card { max-width: 460px; text-align: center; border-top: 4px solid var(--gold-2); padding: 2rem 1.75rem; }
.actions.center { justify-content: center; margin-top: 1rem; }

/* ---------- Topbar ---------- */
.topbar { position: sticky; top: 0; z-index: 10; background: var(--green); box-shadow: 0 2px 0 var(--gold), 0 6px 18px rgba(0,0,0,.12); }
.topbar-inner { max-width: 1240px; margin: 0 auto; display: flex; align-items: center; gap: 1.25rem; flex-wrap: wrap; padding: .7rem 16px; }
.tabs { display: flex; gap: .2rem; flex: 1; flex-wrap: wrap; }
.tab { position: relative; border: 0; background: transparent; color: rgba(243,234,215,.72); font: 500 .93rem var(--sans); padding: .5rem .85rem; border-radius: 9px; cursor: pointer; }
.tab:hover { color: var(--cream); background: rgba(255,255,255,.06); }
.tab.active { color: var(--cream); background: rgba(255,255,255,.1); }
.tab.active::after { content: ""; position: absolute; left: .85rem; right: .85rem; bottom: 2px; height: 2px; border-radius: 2px; background: var(--gold-2); }
.count { display: inline-grid; place-items: center; min-width: 20px; height: 20px; padding: 0 6px; margin-left: .3rem; border-radius: 99px; background: var(--wine); color: #fff; font-size: .72rem; font-weight: 600; }
.user { display: flex; align-items: center; gap: .6rem; }
.user-naam { color: rgba(243,234,215,.8); font-size: .88rem; }

.tab-panel { max-width: 1240px; margin: 0 auto; padding: 24px 16px 48px; display: flex; flex-direction: column; gap: 18px; }
.page-head h2 { margin: 0; }
.page-head p { margin: .2rem 0 0; }

/* ---------- Scannen ---------- */
.scan-hero {
  display: grid; grid-template-columns: 1fr 240px; align-items: center; gap: 1rem;
  background: linear-gradient(120deg, #1d3b33 0%, #2a5446 100%); color: var(--cream);
  border-radius: var(--radius); padding: 1.5rem 1.75rem; box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.scan-hero::before { content: ""; position: absolute; inset: 0; background-image: radial-gradient(rgba(217,178,90,.12) 1px, transparent 1px); background-size: 20px 20px; pointer-events: none; }
.scan-text, .scan-art { position: relative; }
.scan-label { flex-direction: row; align-items: center; gap: .5rem; font-family: var(--serif); font-size: 1.35rem; font-weight: 600; color: var(--cream); }
.scan-row { display: flex; gap: .6rem; margin-top: .75rem; }
.isbn-input { font-size: 1.45rem; letter-spacing: .06em; padding: .7rem .9rem; background: var(--cream); color: #1d2a24; border-color: transparent; font-variant-numeric: tabular-nums; }
.isbn-input::placeholder { color: #9a9282; }
.scan-status { margin: .6rem 0 0; color: rgba(243,234,215,.8); font-size: .9rem; min-height: 1.3em; }
.scan-art { width: 100%; height: auto; }
.warning { color: #1d2a24; background: var(--gold-2); padding: .55rem .8rem; border-radius: 10px; margin: .6rem 0 0; font-weight: 500; }

.form-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; margin-bottom: .75rem; }
.form-head h2 { margin: 0; }
.form-grid { display: grid; grid-template-columns: 210px 1fr; gap: 1.5rem; }
.cover-box { aspect-ratio: 2/3; border-radius: 4px 10px 10px 4px; overflow: hidden; background: var(--paper-2); box-shadow: inset 6px 0 0 rgba(0,0,0,.08), 6px 10px 22px -6px rgba(29,59,51,.35); }
.cover-box { position: relative; }
.cover-box img, .book .thumb img { position: absolute; inset: 0; }
.cover-box img { width: 100%; height: 100%; object-fit: cover; display: block; }
fieldset { border: 1px solid var(--line); border-radius: 12px; padding: .9rem 1rem .4rem; margin: 0 0 1rem; }
legend { padding: 0 .45rem; font-family: var(--serif); font-weight: 600; font-size: 1rem; color: var(--green-2); }
@media (prefers-color-scheme: dark) { legend { color: var(--gold-2); } }
.row { display: flex; gap: .7rem; flex-wrap: wrap; margin-bottom: .65rem; }
.row > label { flex: 1 1 160px; }
.row > label.grow { flex: 3 1 240px; }
.row > label.xs { flex: 0 1 100px; }
.with-btn { display: flex; gap: .3rem; }
.actions { display: flex; gap: .6rem; flex-wrap: wrap; }

/* Gegenereerde omslag (als er geen afbeelding is) */
.gen-cover {
  --c: #2a5446;
  width: 100%; height: 100%; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center;
  padding: 12% 10%; color: var(--cream); font-family: var(--serif); font-weight: 600; line-height: 1.15;
  background: linear-gradient(90deg, rgba(0,0,0,.18) 0 7%, transparent 7% 9%, rgba(0,0,0,.06) 9% 10%, transparent 10%), var(--c);
  position: relative; overflow: hidden;
}
.gen-cover::before, .gen-cover::after { content: ""; position: absolute; left: 18%; right: 8%; height: 2px; background: var(--gold-2); opacity: .85; }
.gen-cover::before { top: 10%; } .gen-cover::after { bottom: 10%; }
.gen-cover span { display: -webkit-box; -webkit-line-clamp: 4; -webkit-box-orient: vertical; overflow: hidden; padding-left: 8%; }
.gen-cover.big { --c: var(--paper-2); color: var(--muted); font-family: var(--sans); font-weight: 500; font-size: .85rem; }
.gen-cover.big::before, .gen-cover.big::after { background: var(--line); }
.thumb .gen-cover { font-size: .62rem; padding: 14% 8%; }

/* ---------- Verzameling ---------- */
.toolbar { display: flex; gap: .55rem; flex-wrap: wrap; align-items: center; padding: .9rem; }
.toolbar > .grow { flex: 2 1 240px; }
.toolbar select { flex: 1 1 150px; width: auto; }
.export { display: flex; gap: .35rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); gap: 16px; }
.book { display: grid; grid-template-columns: 88px 1fr; gap: 1rem; padding: 1rem; transition: transform .15s, box-shadow .15s; border-left: 4px solid var(--line); }
.book:hover { transform: translateY(-2px); box-shadow: 0 2px 4px rgba(29,59,51,.08), 0 16px 32px -10px rgba(29,59,51,.25); }
.book.st-uitstekend { border-left-color: var(--ok); }
.book.st-goed { border-left-color: var(--gold); }
.book.st-slecht { border-left-color: var(--wine); }
.book .thumb { position: relative; width: 88px; aspect-ratio: 2/3; border-radius: 2px 6px 6px 2px; overflow: hidden; box-shadow: inset 4px 0 0 rgba(0,0,0,.1), 3px 6px 14px -4px rgba(29,59,51,.45); background: var(--paper-2); }
.book .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.book h3 { font-size: 1.05rem; margin: 0; line-height: 1.25; }
.book .auteur { color: var(--muted); font-size: .9rem; margin-top: .15rem; }
.book .meta { color: var(--muted); font-size: .8rem; margin: .1rem 0 .5rem; }
.badges { display: flex; flex-wrap: wrap; gap: .3rem; margin-bottom: .55rem; }
.badge { font-size: .74rem; padding: .12rem .55rem; border-radius: 99px; border: 1px solid var(--line); background: var(--paper); color: var(--muted); }
.badge.s-uitstekend { border-color: color-mix(in srgb, var(--ok) 45%, transparent); color: var(--ok); }
.badge.s-goed { border-color: color-mix(in srgb, var(--gold) 55%, transparent); color: var(--warn); }
.badge.s-slecht { border-color: color-mix(in srgb, var(--wine) 45%, transparent); color: var(--wine); }
.badge.gold { background: var(--gold-soft); border-color: var(--gold-2); color: var(--ink); }
.prices { font-size: .88rem; color: var(--muted); }
.prices strong { font-family: var(--serif); font-size: 1.15rem; color: var(--ink); }
.book .btns { display: flex; gap: .35rem; margin-top: .65rem; }

.empty { grid-column: 1 / -1; text-align: center; padding: 3rem 1rem; color: var(--muted); }
.empty svg { width: 180px; height: auto; margin-bottom: .5rem; }
.empty h3 { color: var(--ink); }

/* ---------- Statistieken ---------- */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 14px; }
.kpi { display: grid; grid-template-columns: auto 1fr; gap: .2rem .85rem; align-items: center; }
.kpi .ic { grid-row: span 2; width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: var(--gold-soft); color: var(--green-2); }
@media (prefers-color-scheme: dark) { .kpi .ic { color: var(--gold-2); } }
.kpi .ic svg { width: 22px; height: 22px; }
.kpi .lbl { font-size: .8rem; color: var(--muted); }
.kpi .val { font-family: var(--serif); font-size: 1.5rem; font-weight: 600; line-height: 1.15; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.kpi .sub { grid-column: 1 / -1; font-size: .8rem; color: var(--muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 14px; }
.bars { display: flex; flex-direction: column; gap: .55rem; }
.bar-row { display: grid; grid-template-columns: minmax(90px, 38%) 1fr auto; gap: .6rem; align-items: center; font-size: .86rem; }
.bar-row .name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-track { display: block; background: var(--paper-2); border-radius: 99px; height: 10px; overflow: hidden; }
.bar-fill { display: block; height: 100%; background: linear-gradient(90deg, var(--green-3), var(--gold-2)); border-radius: 99px; }
.bar-row .num { white-space: nowrap; color: var(--muted); font-variant-numeric: tabular-nums; }

/* ---------- Gebruikers ---------- */
.user-list { padding: 0; overflow: hidden; }
.user-row { display: grid; grid-template-columns: 40px 1fr auto auto; gap: .9rem; align-items: center; padding: .85rem 1.1rem; border-bottom: 1px solid var(--line); }
.user-row:last-child { border-bottom: 0; }
.avatar { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-family: var(--serif); font-weight: 600; color: var(--cream); background: var(--green-2); }
.user-row .wie strong { display: block; }
.user-row .wie span { color: var(--muted); font-size: .85rem; }
.rol { font-size: .76rem; font-weight: 600; padding: .18rem .6rem; border-radius: 99px; text-transform: uppercase; letter-spacing: .04em; }
.rol.admin { background: var(--gold-soft); color: var(--ink); }
.rol.lid { background: color-mix(in srgb, var(--ok) 14%, transparent); color: var(--ok); }
.rol.wachtend { background: color-mix(in srgb, var(--wine) 14%, transparent); color: var(--wine); }
.rol.geblokkeerd { background: var(--paper-2); color: var(--muted); }
.user-row .btns { display: flex; gap: .35rem; flex-wrap: wrap; justify-content: flex-end; }

/* ---------- Toast ---------- */
.toast { position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%); background: var(--green); color: var(--cream);
  padding: .7rem 1.1rem; border-radius: 10px; box-shadow: 0 10px 30px rgba(0,0,0,.25); z-index: 50; max-width: calc(100% - 32px); border-left: 4px solid var(--gold-2); }
.toast.err { background: var(--err); color: #fff; border-left-color: #fff; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .auth { grid-template-columns: 1fr; }
  .auth-art { padding: 24px 16px; }
  .auth-art .shelf { max-height: 170px; }
  .tagline { font-size: 1.3rem; margin-top: 1rem; }
  .tagline-sub { display: none; }
}
@media (max-width: 720px) {
  .scan-hero { grid-template-columns: 1fr; padding: 1.25rem; }
  .scan-art { display: none; }
  .form-grid { grid-template-columns: 1fr; }
  .cover-col { max-width: 150px; }
  .user-naam { display: none; }
  .grid { grid-template-columns: 1fr; }
  .user-row { grid-template-columns: 40px 1fr auto; }
  .user-row .btns { grid-column: 1 / -1; justify-content: flex-start; }
  .scan-row { flex-wrap: wrap; }
  .scan-row .btn { flex: 1; }
}