:root {
    --bg: #0f172a;
    --card: #1e293b;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --text: #f1f5f9;
    --muted: #94a3b8;
    --err: #f87171;
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

body {
    margin: 0;
    font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
}

/* ---------- Kiosk ---------- */
body.kiosk { height: 100vh; overflow: hidden; }

.station-tag {
    position: fixed; top: 14px; right: 18px;
    color: var(--muted); font-size: 14px; letter-spacing: .5px;
    display: flex; align-items: center; gap: 8px;
}
.station-tag .op { opacity: .7; }
.station-tag .exit {
    color: var(--muted); text-decoration: none; font-size: 18px;
    padding: 2px 8px; border: 1px solid #334155; border-radius: 8px;
}
.station-tag .exit:active { background: var(--card); }

.screen {
    position: fixed; inset: 0;
    display: none;
    flex-direction: column; align-items: center; justify-content: center;
    gap: 28px; padding: 32px; text-align: center;
}
.screen.active { display: flex; }

h1 { font-size: 48px; margin: 0; }
h2 { font-size: 34px; margin: 0; }

.actions { display: flex; gap: 28px; flex-wrap: wrap; justify-content: center; }
.row { display: flex; gap: 18px; }

.big-btn {
    display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px;
    min-width: 220px; min-height: 120px;
    padding: 24px 32px;
    font-size: 24px; font-weight: 600;
    color: var(--text); background: var(--card);
    border: 2px solid #334155; border-radius: 20px;
    cursor: pointer; transition: transform .08s ease, background .15s ease;
}
.big-btn span { font-size: 22px; }
.big-btn:active { transform: scale(.96); }
.big-btn.primary { background: var(--primary); border-color: var(--primary); }
.big-btn.primary:active { background: var(--primary-dark); }

.field {
    width: min(480px, 90vw);
    padding: 20px 24px;
    font-size: 28px; text-align: center;
    color: var(--text); background: var(--card);
    border: 2px solid #334155; border-radius: 16px;
}
textarea.field { text-align: left; resize: none; font-size: 20px; }
.field:focus { outline: none; border-color: var(--primary); }

.hint { color: var(--muted); font-size: 18px; margin: 0; }
.err  { color: var(--err); font-size: 18px; margin: 0; min-height: 22px; }

.token-number {
    font-size: 64px; font-weight: 800; letter-spacing: 2px;
    background: var(--card); border: 2px dashed #475569; border-radius: 20px;
    padding: 28px 48px;
}
.token-service { font-size: 28px; color: var(--text); font-weight: 600; }

.ratings { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }
.face {
    display: flex; flex-direction: column; align-items: center; gap: 6px;
    font-size: 46px; width: 120px; padding: 18px 0;
    background: var(--card); color: var(--text);
    border: 3px solid #334155; border-radius: 18px; cursor: pointer;
    transition: transform .08s ease, border-color .15s ease;
}
.face span { font-size: 15px; color: var(--muted); }
.face:active { transform: scale(.95); }
.face.selected { border-color: var(--primary); background: #1e3a8a33; }

/* ---------- Station picker / simple pages ---------- */
body.picker { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.card {
    background: var(--card); padding: 40px; border-radius: 20px;
    display: flex; flex-direction: column; gap: 16px; min-width: 320px; text-align: center;
}
.card .btn {
    display: block; padding: 18px; border-radius: 14px;
    background: var(--primary); color: #fff; text-decoration: none; font-size: 20px;
}
.card a { color: #93c5fd; }

/* ---------- Print slip (3in x 2in thermal) ---------- */
#print-slip { display: none; }

@media print {
    @page { size: 3in 2in; margin: 0; }
    body * { visibility: hidden; }
    #print-slip, #print-slip * { visibility: visible; }
    #print-slip {
        display: block; position: fixed; inset: 0;
        width: 3in; height: 2in;
        color: #000; background: #fff; text-align: center;
        font-family: "Courier New", monospace;
        padding: 0.15in 0.1in;
    }
    .slip-title { font-size: 16pt; font-weight: bold; }
    .slip-label { font-size: 11pt; margin-top: 0.12in; }
    .slip-token   { font-size: 30pt; font-weight: bold; letter-spacing: 1px; margin-top: 0.04in; }
    .slip-service { font-size: 13pt; font-weight: bold; margin-top: 0.06in; }
    .slip-date    { font-size: 10pt; margin-top: 0.1in; }
}