:root {
  --bg: #f4f6fb;
  --card: #ffffff;
  --ink: #1e2330;
  --muted: #6b7280;
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --line: #e5e7eb;
  --ok: #16a34a;
  --ok-ink: #166534;
  --ok-bg: #e8f7ee;
  --warn: #d97706;
  --warn-ink: #92400e;
  --warn-bg: #fffbeb;
  --bad: #dc2626;
  --bad-ink: #991b1b;
  --bad-bg: #fdecec;
  --radius: 14px;
  --shadow: 0 1px 3px rgba(16, 24, 40, .08), 0 8px 24px rgba(16, 24, 40, .06);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
}

.container { max-width: 980px; margin: 0 auto; padding: 0 20px; }

/* ---------------------------------------------------------------- topbar */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255, 255, 255, .92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.topbar-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 13px 0;
}
.brand { font-weight: 800; font-size: 1.12rem; color: var(--ink); text-decoration: none; }
.topbar nav a {
  color: var(--muted); text-decoration: none;
  font-weight: 600; font-size: .92rem; margin-left: 18px;
}
.topbar nav a:hover { color: var(--accent); }

main { padding: 26px 20px 60px; }
.footer { color: var(--muted); font-size: .84rem; padding: 22px 0; text-align: center; }

h1 { font-size: 1.55rem; margin: 0 0 14px; }
h2 { font-size: 1rem; margin: 0 0 14px; }
.muted { color: var(--muted); font-size: .9rem; }
.back-link { display: inline-block; margin-bottom: 14px; text-decoration: none; }
.back-link:hover { color: var(--accent); }

/* ----------------------------------------------------------------- cards */
.card {
  background: var(--card);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 22px;
  margin-bottom: 18px;
}
.center-card { max-width: 440px; margin: 50px auto 20px; }
.big-emoji { font-size: 2.6rem; margin-bottom: 6px; }
.center-card { text-align: center; }
.center-card .flash { text-align: left; }

/* ---------------------------------------------------------------- forms */
label {
  display: block; font-size: .84rem; font-weight: 600;
  color: var(--muted); margin: 12px 0 5px;
}
input[type="text"], input[type="email"], input[type="password"],
input[type="date"], input[type="time"] {
  width: 100%; padding: 10px 12px;
  border: 1px solid var(--line); border-radius: 10px;
  font: inherit; background: #fff; color: var(--ink);
}
input:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, .15);
}
input:disabled { background: #f3f4f6; color: var(--muted); }
.form-row { display: flex; gap: 12px; flex-wrap: wrap; }
.form-row > div { flex: 1; min-width: 160px; }
.form-actions { margin-top: 16px; }

/* ----------------------------------------------------------------- buttons */
.btn {
  display: inline-block; background: var(--accent); color: #fff;
  border: none; padding: 10px 18px; border-radius: 10px;
  font: inherit; font-weight: 600; font-size: .93rem;
  cursor: pointer; text-decoration: none; line-height: 1.3;
}
.btn:hover { background: var(--accent-dark); }
.btn.small { padding: 7px 13px; font-size: .84rem; border-radius: 8px; }
.btn.ghost { background: transparent; color: var(--muted); border: 1px solid var(--line); }
.btn.ghost:hover { background: #f3f4f6; color: var(--ink); }
.btn.danger { background: var(--bad); }
.btn.danger:hover { background: #b91c1c; }
.btn.ok { background: var(--ok); }
.btn.ok:hover { background: #15803d; }
.btn.warn { background: var(--warn); }
.btn.warn:hover { background: #b45309; }

/* ------------------------------------------------------------------ flash */
.flash {
  padding: 11px 15px; border-radius: 10px; margin-bottom: 14px;
  font-weight: 500; font-size: .94rem;
  transition: opacity .5s;
}
.flash.hide { opacity: 0; }
.flash.ok { background: var(--ok-bg); color: var(--ok-ink); border: 1px solid #bbf7d0; }
.flash.error { background: var(--bad-bg); color: var(--bad-ink); border: 1px solid #fecaca; }
.closed-banner {
  background: #f3f4f6; color: var(--muted); border: 1px solid var(--line);
}

/* ----------------------------------------------------------------- admin */
.page-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 14px; flex-wrap: wrap;
}
.page-head h1 { margin-bottom: 2px; }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; }

.event-row { display: flex; justify-content: space-between; gap: 16px; align-items: center; flex-wrap: wrap; }
.event-title { font-size: 1.1rem; font-weight: 700; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.stats { margin-top: 4px; }

.badge {
  font-size: .72rem; font-weight: 700; letter-spacing: .02em;
  padding: 3px 10px; border-radius: 999px;
}
.badge.open { background: var(--ok-bg); color: var(--ok-ink); }
.badge.closed { background: #f3f4f6; color: var(--muted); }

.steps { margin: 0; padding-left: 20px; }
.steps li { margin-bottom: 8px; }

/* participants */
.participant-list { margin-top: 18px; display: flex; flex-direction: column; gap: 12px; }
.participant-row {
  border: 1px solid var(--line); border-radius: 12px;
  padding: 12px 14px; display: flex; flex-direction: column; gap: 8px;
}
.participant-row.new { border-color: var(--accent); background: #eff6ff; }
.participant-info { font-size: .95rem; }
.linkbox {
  background: #f8fafc; border: 1px dashed var(--line);
  border-radius: 8px; padding: 8px 10px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .76rem; word-break: break-all; color: var(--ink);
}
.participant-row.new .linkbox { border: 1px solid var(--accent); background: #fff; }
.tip { margin-top: 14px; }

/* ---------------------------------------------------------------- dates */
.date-card {
  border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 16px; margin-bottom: 12px;
  display: flex; flex-direction: column; gap: 8px;
}
.date-card.top { border-color: #facc15; background: #fffdf2; }
.date-head { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; align-items: center; }
.date-main { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.date-day { font-size: 1.08rem; font-weight: 700; }
.date-time { font-weight: 600; color: var(--muted); }
.top-badge { background: #fef9c3; color: #854d0e; }

.tally { display: flex; gap: 12px; font-weight: 700; font-size: .95rem; }
.tally span { display: inline-flex; gap: 4px; align-items: center; }
.tally .yes { color: var(--ok-ink); }
.tally .maybe { color: var(--warn-ink); }
.tally .no { color: var(--bad-ink); }

/* vote buttons */
.vote-row { display: flex; gap: 10px; flex-wrap: wrap; }
.vote-btn {
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: 9px 18px; font: inherit; font-weight: 700; font-size: .92rem;
  cursor: pointer; color: var(--ink);
}
.vote-btn:hover { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37, 99, 235, .12); }
.vote-btn.active { box-shadow: 0 0 0 3px rgba(37, 99, 235, .18); }
.vote-btn.v-yes.active { background: var(--ok-bg); border-color: var(--ok); color: var(--ok-ink); }
.vote-btn.v-maybe.active { background: var(--warn-bg); border-color: var(--warn); color: var(--warn-ink); }
.vote-btn.v-no.active { background: var(--bad-bg); border-color: var(--bad); color: var(--bad-ink); }

.my-vote { font-size: .9rem; color: var(--muted); }

/* voter chips */
.voter-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  display: inline-flex; align-items: center; gap: 5px;
  background: #f3f4f6; border-radius: 999px;
  padding: 3px 11px; font-size: .8rem; color: var(--ink);
}

@media (max-width: 600px) {
  .date-card, .participant-row { padding: 12px; }
  .row-actions { width: 100%; }
}