:root {
  --accent: #89cff0;
  --accent-ink: #0f3550;
  --accent-soft: #e7f5fc;
  --primary: #1f6fa8;
  --primary-ink: #ffffff;
  --bg: #f3f7fa;
  --card: #ffffff;
  --ink: #12324a;
  --muted: #5b6b7a;
  --line: #d8e2eb;
  --ok: #2e8b57;
  --ok-soft: #e4f4ea;
  --bad: #c0392b;
  --bad-soft: #fbe9e7;
  --warn: #b26a00;
  --warn-soft: #fff3df;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(18, 50, 74, .06), 0 2px 8px rgba(18, 50, 74, .05);
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg); color: var(--ink); font-size: 15px; line-height: 1.45;
  -webkit-text-size-adjust: 100%;
}
a { color: var(--primary); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; }
h1 { font-size: 1.5rem; } h2 { font-size: 1.2rem; } h3 { font-size: 1.02rem; }
p { margin: 0 0 .8em; }
.muted { color: var(--muted); }
.small { font-size: .86rem; }
.hidden { display: none !important; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4em;
  border: 1px solid var(--primary); background: var(--primary); color: var(--primary-ink);
  border-radius: 8px; padding: .55em 1em; font: inherit; font-weight: 600; cursor: pointer;
  text-decoration: none; min-height: 40px; white-space: nowrap;
}
.btn:hover { filter: brightness(1.06); }
.btn:disabled { opacity: .55; cursor: default; }
.btn.secondary { background: var(--card); color: var(--primary); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--primary); }
.btn.danger { background: var(--card); color: var(--bad); border-color: #e7b7b1; }
.btn.small { min-height: 32px; padding: .3em .7em; font-size: .86rem; }
.btn.block { width: 100%; }
.row { display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; }
.spacer { flex: 1; }

/* Forms */
label { display: block; font-weight: 600; font-size: .88rem; margin: 0 0 .3em; }
.field { margin-bottom: .9rem; }
input[type=text], input[type=password], input[type=date], input[type=time], input[type=number], input[type=email], input[type=tel], select, textarea {
  width: 100%; font: inherit; color: var(--ink); background: #fff; border: 1px solid #c4d2de; border-radius: 8px;
  padding: .55em .7em; min-height: 42px;
}
textarea { min-height: 90px; resize: vertical; }
input:focus, select:focus, textarea:focus, .btn:focus-visible { outline: 3px solid rgba(31, 111, 168, .25); outline-offset: 1px; border-color: var(--primary); }
.check { display: flex; gap: .5em; align-items: center; font-weight: 500; }
.check input { width: 18px; height: 18px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 1rem; }
@media (max-width: 640px) { .grid2 { grid-template-columns: 1fr; } }
.help { font-size: .84rem; color: var(--muted); margin-top: .25em; font-weight: 400; }

/* Cards */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1.1rem; box-shadow: var(--shadow); margin-bottom: 1rem; }
.card h2, .card h3 { margin-top: 0; }

/* Pills */
.pill { display: inline-block; font-size: .76rem; font-weight: 700; padding: .15em .6em; border-radius: 999px; background: #eef2f6; color: var(--muted); white-space: nowrap; }
.pill.ok { background: var(--ok-soft); color: var(--ok); }
.pill.bad { background: var(--bad-soft); color: var(--bad); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.info { background: var(--accent-soft); color: var(--accent-ink); }

/* Tables */
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: .55em .6em; border-bottom: 1px solid var(--line); vertical-align: top; }
.table th { font-size: .78rem; text-transform: uppercase; letter-spacing: .03em; color: var(--muted); }
.table tr:hover td { background: #fafcfe; }
.table-wrap { overflow-x: auto; }

/* Modal */
.modal-back { position: fixed; inset: 0; background: rgba(10, 30, 45, .45); display: flex; align-items: flex-start; justify-content: center; padding: 4vh 12px; z-index: 50; overflow-y: auto; }
.modal { background: #fff; border-radius: 12px; width: 100%; max-width: 560px; box-shadow: 0 20px 60px rgba(0, 0, 0, .25); }
.modal.wide { max-width: 820px; }
.modal-head { padding: 1rem 1.2rem .4rem; display: flex; align-items: center; gap: .5rem; }
.modal-head h2 { margin: 0; flex: 1; }
.modal-body { padding: .6rem 1.2rem 1rem; }
.modal-foot { padding: .8rem 1.2rem 1.1rem; display: flex; gap: .6rem; justify-content: flex-end; flex-wrap: wrap; border-top: 1px solid var(--line); }
.x-btn { background: none; border: 0; font-size: 1.6rem; line-height: 1; color: var(--muted); cursor: pointer; padding: 0 .2em; }

/* Toast */
.toasts { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); z-index: 99; display: grid; gap: 8px; width: min(92vw, 460px); }
.toast { background: var(--ink); color: #fff; padding: .7em 1em; border-radius: 10px; box-shadow: 0 6px 20px rgba(0, 0, 0, .2); font-weight: 500; }
.toast.error { background: var(--bad); }
.toast.ok { background: var(--ok); }

/* Signature pad */
.sigpad { width: 100%; height: 170px; border: 1.5px dashed #9fb4c6; border-radius: 10px; background: #fff; touch-action: none; display: block; cursor: crosshair; }
.sig-line { font-size: .8rem; color: var(--muted); display: flex; justify-content: space-between; margin-top: .3em; }

/* Top bar */
.topbar { background: var(--accent); color: var(--accent-ink); }
.topbar-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; gap: 1rem; padding: .55rem 16px; flex-wrap: wrap; }
.brand { font-weight: 800; font-size: 1.05rem; letter-spacing: .01em; display: flex; align-items: center; gap: .55rem; color: inherit; text-decoration: none; }
.brand-mark { width: 30px; height: 30px; border-radius: 8px; background: var(--accent-ink); color: var(--accent); display: grid; place-items: center; font-size: .8rem; font-weight: 900; }
.nav { display: flex; gap: .2rem; flex-wrap: wrap; }
.nav a { color: var(--accent-ink); text-decoration: none; padding: .4em .75em; border-radius: 8px; font-weight: 600; font-size: .93rem; }
.nav a.active, .nav a:hover { background: rgba(255, 255, 255, .55); }
.container { max-width: 1200px; margin: 0 auto; padding: 1.2rem 16px 3rem; }
.empty { text-align: center; padding: 2rem 1rem; color: var(--muted); }
.loading { padding: 3rem; text-align: center; color: var(--muted); }
.center-card { max-width: 420px; margin: 8vh auto; padding: 0 16px; }
.error-box { background: var(--bad-soft); color: var(--bad); border-radius: 8px; padding: .6em .8em; margin-bottom: .8rem; font-weight: 500; }

/* PDF pages with boxes on top */
.pdf-page { position: relative; margin: 0 auto 18px; background: #fff; box-shadow: 0 2px 10px rgba(18, 50, 74, .18); }
.pdf-page canvas { display: block; }
.pdf-page-no { text-align: center; font-size: .78rem; color: var(--muted); margin: 6px 0 4px; }