:root {
  --brand: #1B2A4A;
  --accent: #FF6B3D;
  --bg: #F4F6F9;
  --surface: #FFFFFF;
  --ink: #14202E;
  --muted: #5B6778;
  --line: #DDE3EA;
  --ok: #1E8E5A;
  --warn: #B26A00;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(16,32,48,.06), 0 4px 16px rgba(16,32,48,.06);
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font-family: var(--font); color: var(--ink); background: var(--bg); line-height: 1.45; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; }
a { color: var(--brand); }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .5em; letter-spacing: -.01em; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.hidden { display: none !important; }
.row { display: flex; gap: 10px; align-items: center; }
.row.wrap { flex-wrap: wrap; }
.grow { flex: 1; }
.stack > * + * { margin-top: 12px; }

/* buttons */
.btn { appearance: none; border: 0; border-radius: 10px; padding: 12px 18px; font: 600 1rem var(--font); cursor: pointer;
  background: var(--brand); color: #fff; display: inline-flex; align-items: center; justify-content: center; gap: 8px; text-decoration: none; min-height: 44px; }
.btn:hover { filter: brightness(1.08); }
.btn:disabled { opacity: .5; cursor: default; filter: none; }
.btn.accent { background: var(--accent); }
.btn.ghost { background: transparent; color: var(--brand); box-shadow: inset 0 0 0 1.5px var(--line); }
.btn.danger { background: #fff; color: #B3261E; box-shadow: inset 0 0 0 1.5px #F0C5C2; }
.btn.sm { padding: 6px 12px; min-height: 34px; font-size: .88rem; border-radius: 8px; }
.btn.block { width: 100%; }
.linkbtn { background: none; border: 0; color: var(--brand); font: 600 .95rem var(--font); cursor: pointer; padding: 4px; text-decoration: underline; }

/* forms */
label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 4px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=date], input[type=url], select, textarea {
  width: 100%; padding: 11px 12px; border: 1.5px solid var(--line); border-radius: 10px; font: 1rem var(--font); background: #fff; color: var(--ink); }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 18%, transparent); }
textarea { min-height: 80px; resize: vertical; }
.check { display: flex; gap: 8px; align-items: center; font-weight: 500; }
.check input { width: 18px; height: 18px; }
.field { margin-bottom: 14px; }
.hint { font-size: .8rem; color: var(--muted); margin-top: 4px; }

.card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; }

/* toast */
.toast { position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 30px); opacity: 0; background: var(--ink); color: #fff;
  padding: 12px 18px; border-radius: 10px; font-weight: 600; z-index: 1000; transition: .25s; pointer-events: none; max-width: calc(100% - 32px); }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.err { background: #B3261E; }
.toast.ok { background: var(--ok); }

/* logo placeholder */
.logo-ph { display: grid; place-items: center; background: color-mix(in srgb, var(--brand) 12%, #fff); color: var(--brand); font-weight: 800; }

/* modal */
.modal-bg { position: fixed; inset: 0; background: rgba(10,20,30,.55); display: grid; place-items: center; z-index: 500; padding: 16px; }
.modal { background: #fff; border-radius: 16px; width: min(560px, 100%); max-height: calc(100vh - 32px); overflow: auto; padding: 22px; box-shadow: 0 20px 60px rgba(0,0,0,.3); }
.modal h2 { font-size: 1.25rem; }

/* tables */
table.data { width: 100%; border-collapse: collapse; font-size: .92rem; }
table.data th { text-align: left; font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); padding: 10px 8px; border-bottom: 1.5px solid var(--line); }
table.data td { padding: 10px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
table.data tr:hover td { background: #FAFBFC; }
.table-wrap { overflow-x: auto; }

.pill { display: inline-block; white-space: nowrap; padding: 2px 10px; border-radius: 99px; font-size: .78rem; font-weight: 700; background: #EEF2F6; color: var(--muted); }
.pill.ok { background: #E3F4EC; color: var(--ok); }
.pill.brand { background: color-mix(in srgb, var(--brand) 12%, #fff); color: var(--brand); }
.pill.accent { background: color-mix(in srgb, var(--accent) 12%, #fff); color: var(--accent); }

@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }

/* attendee consent */
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: .88rem; font-weight: 400; line-height: 1.4; margin: 4px 0 14px; cursor: pointer; }
.consent input { width: 20px; height: 20px; flex: none; margin-top: 1px; accent-color: var(--accent); }