:root {
  --bg: #f4f5f7;
  --panel: #ffffff;
  --ink: #1d2433;
  --muted: #667085;
  --line: #dde1e8;
  --brand: #1f4e79;
  --brand-ink: #ffffff;
  --ok: #157a3f;
  --ok-bg: #e6f4ec;
  --warn: #9a5b00;
  --warn-bg: #fff3dc;
  --err: #b42318;
  --err-bg: #fdecea;
  --info-bg: #e8f0fa;
  --viewer: #3b4048;
  --radius: 8px;
  font-size: 15px;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif; color: var(--ink); background: var(--bg); }
a { color: var(--brand); }
h1 { font-size: 1.45rem; margin: 0 0 16px; }
h2 { font-size: 1.12rem; margin: 26px 0 10px; }
.muted { color: var(--muted); }
.inline { display: inline; margin: 0; }
[hidden] { display: none !important; }

/* ---------- buttons / forms ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 14px; border: 1px solid var(--line); border-radius: 6px;
  background: var(--panel); color: var(--ink); font: inherit; font-size: .93rem;
  cursor: pointer; text-decoration: none; white-space: nowrap;
}
.btn:hover { border-color: #b8c0cc; background: #f8f9fb; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--brand); border-color: var(--brand); color: var(--brand-ink); }
.btn.primary:hover { background: #193f62; }
.btn.warn { background: var(--warn-bg); border-color: #f0c674; color: var(--warn); }
.btn.danger { background: var(--err-bg); border-color: #f2b8b5; color: var(--err); }
.btn.small { padding: 5px 10px; font-size: .85rem; }
.btn.ghost { background: transparent; }
.btn.block { width: 100%; }

.form { display: grid; gap: 12px; max-width: 460px; }
.form label, .filters label { display: grid; gap: 4px; font-size: .86rem; color: var(--muted); font-weight: 600; }
input, select {
  font: inherit; color: var(--ink); padding: 8px 10px; border: 1px solid var(--line);
  border-radius: 6px; background: #fff; min-width: 0;
}
input:focus, select:focus { outline: 2px solid #7fa7d1; outline-offset: 0; border-color: var(--brand); }
.check { display: flex !important; align-items: center; gap: 8px; color: var(--ink) !important; }

.flash { padding: 10px 14px; border-radius: 6px; margin: 0 0 16px; border: 1px solid transparent; }
.flash.ok { background: var(--ok-bg); color: var(--ok); border-color: #b7e0c6; }
.flash.err { background: var(--err-bg); color: var(--err); border-color: #f2b8b5; }
.flash.warn { background: var(--warn-bg); color: var(--warn); border-color: #f0c674; }

/* ---------- page layout ---------- */
.topnav {
  display: flex; align-items: center; gap: 18px; padding: 0 20px; height: 54px;
  background: var(--brand); color: var(--brand-ink); position: sticky; top: 0; z-index: 5;
}
.topnav .brand { font-weight: 700; letter-spacing: .2px; }
.topnav nav { display: flex; gap: 2px; flex: 1; overflow-x: auto; }
.topnav nav a { color: #d6e2ee; text-decoration: none; padding: 8px 11px; border-radius: 6px; font-size: .92rem; white-space: nowrap; }
.topnav nav a:hover { background: rgba(255,255,255,.1); color: #fff; }
.topnav nav a.on { background: rgba(255,255,255,.18); color: #fff; }
.topnav .who { display: flex; align-items: center; gap: 10px; font-size: .9rem; }
.topnav .btn.ghost { color: #fff; border-color: rgba(255,255,255,.35); }
.topnav .btn.ghost:hover { background: rgba(255,255,255,.12); }
.wrap { max-width: 1240px; margin: 0 auto; padding: 24px 20px 60px; }

.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 8px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.card .k { color: var(--muted); font-size: .82rem; font-weight: 600; text-transform: uppercase; letter-spacing: .4px; }
.card .v { font-size: 1.6rem; font-weight: 700; margin-top: 4px; font-variant-numeric: tabular-nums; }
.card.done .v { color: var(--ok); }
.card.skipped .v { color: var(--warn); }
.card.pending .v { color: var(--brand); }

.box { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin-bottom: 18px; }

.tbl-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); }
.tbl { width: 100%; border-collapse: collapse; font-size: .9rem; }
.tbl th, .tbl td { padding: 9px 12px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: middle; }
.tbl th { background: #f8f9fb; font-size: .8rem; color: var(--muted); text-transform: uppercase; letter-spacing: .3px; white-space: nowrap; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl td.n, .tbl th.n { text-align: right; font-variant-numeric: tabular-nums; }
.tbl.compact td { padding: 5px 8px; }
.tbl .acts { white-space: nowrap; display: flex; gap: 6px; }

.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: .78rem; font-weight: 600; background: #eef0f3; color: var(--muted); white-space: nowrap; }
.badge.done { background: var(--ok-bg); color: var(--ok); }
.badge.skipped { background: var(--warn-bg); color: var(--warn); }
.badge.pending { background: var(--info-bg); color: var(--brand); }
.badge.prog { background: #efe9fb; color: #5b3aa6; }

.progressbar { height: 8px; background: #e9ecf1; border-radius: 99px; overflow: hidden; min-width: 90px; }
.progressbar > i { display: block; height: 100%; background: var(--ok); }

.filters { display: flex; flex-wrap: wrap; gap: 12px; align-items: end; margin-bottom: 14px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; justify-content: space-between; margin-bottom: 12px; }

.pager { display: flex; gap: 4px; margin-top: 14px; flex-wrap: wrap; }
.pager a, .pager span { padding: 5px 10px; border: 1px solid var(--line); border-radius: 6px; background: #fff; text-decoration: none; font-size: .88rem; }
.pager a.on { background: var(--brand); color: #fff; border-color: var(--brand); }

/* ---------- login ---------- */
.login-page { display: grid; place-items: center; min-height: 100vh; padding: 20px; }
.login-box { width: 100%; max-width: 420px; background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 30px; box-shadow: 0 8px 30px rgba(16,24,40,.06); }
.login-box .form { max-width: none; }

/* ---------- upload ---------- */
.dropzone { border: 2px dashed #b8c4d4; border-radius: 10px; padding: 26px; text-align: center; background: #fafbfd; }
.up-stats { display: flex; flex-wrap: wrap; gap: 18px; margin: 12px 0; font-size: .95rem; }
.up-stats b { font-variant-numeric: tabular-nums; }
.bigbar { height: 14px; background: #e9ecf1; border-radius: 99px; overflow: hidden; }
.bigbar > i { display: block; height: 100%; width: 0; background: var(--brand); transition: width .3s; }
.faillist { max-height: 220px; overflow: auto; font-size: .85rem; color: var(--err); margin: 8px 0 0; padding-left: 18px; }

/* ---------- entry screen ---------- */
.entry-page { height: 100vh; display: grid; grid-template-rows: auto 1fr auto; overflow: hidden; background: var(--viewer); }
.entry-top {
  display: flex; align-items: center; gap: 14px; padding: 6px 12px; background: var(--brand); color: #fff; flex-wrap: wrap;
}
.filelabel { font-weight: 700; font-size: 1rem; min-width: 200px; font-variant-numeric: tabular-nums; }
.pdf-tools { display: flex; align-items: center; gap: 4px; flex: 1; justify-content: center; flex-wrap: wrap; }
.tool { background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.2); border-radius: 5px; padding: 4px 10px; font: inherit; font-size: .9rem; cursor: pointer; min-width: 34px; }
.tool:hover { background: rgba(255,255,255,.25); }
.pginfo { font-size: .9rem; padding: 0 6px; white-space: nowrap; }
.pginfo input { width: 46px; padding: 3px 4px; text-align: center; font-size: .9rem; }
.zoomval { font-size: .85rem; width: 44px; text-align: center; }
.sep { width: 10px; }
.entry-user { display: flex; align-items: center; gap: 10px; font-size: .88rem; }
.entry-user .stat { background: rgba(255,255,255,.12); padding: 3px 9px; border-radius: 99px; white-space: nowrap; }
.entry-user .btn.ghost { color: #fff; border-color: rgba(255,255,255,.35); }
.entry-user .btn.ghost:hover { background: rgba(255,255,255,.12); }
.uname { font-weight: 600; }

.viewer { overflow: auto; position: relative; padding: 12px; text-align: center; }
.viewer canvas { background: #fff; box-shadow: 0 2px 14px rgba(0,0,0,.35); display: inline-block; }
.viewer-msg { position: absolute; inset: 0; display: grid; place-items: center; color: #e4e7ec; font-size: 1.05rem; padding: 20px; }

.entry-form { background: var(--panel); border-top: 3px solid var(--brand); padding: 10px 14px 8px; }
.fields { display: flex; gap: 10px; align-items: end; flex-wrap: wrap; }
.f { display: grid; gap: 3px; font-size: .78rem; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: .3px; }
.f small { text-transform: none; font-weight: 500; letter-spacing: 0; }
.f input { font-size: 1.05rem; padding: 9px 10px; }
.f.ro input { background: #f1f3f6; color: #3a4252; border-color: #e3e6eb; }
.w-folder { width: 105px; } .w-file { width: 200px; } .w-year { width: 80px; }
.w-name { flex: 1; min-width: 240px; } .w-disp { width: 150px; }
.f.w-name input, .f.w-disp input { border-width: 2px; }
.f.w-disp input { font-variant-numeric: tabular-nums; letter-spacing: 2px; font-weight: 700; }
.actions { display: flex; gap: 8px; padding-bottom: 1px; }
.hint { margin-top: 7px; font-size: .88rem; color: var(--muted); min-height: 1.3em; }
.hint.ok { color: var(--ok); }
.hint.err { color: var(--err); font-weight: 600; }
.hint.warn { color: var(--warn); }
.mode-banner { margin: -2px 0 8px; padding: 6px 10px; border-radius: 6px; font-size: .88rem; }
.mode-banner.hist { background: var(--warn-bg); color: var(--warn); }
.mode-banner.single { background: var(--info-bg); color: var(--brand); }

.overlay { position: fixed; inset: 0; background: rgba(15,20,30,.65); display: grid; place-items: center; z-index: 20; }
.overlay-box { background: #fff; padding: 28px; border-radius: 12px; max-width: 420px; text-align: center; }
.overlay-box h2 { margin-top: 0; }