/**
 * Kiosk obecność / zmiana — spójny z ciemnym UI SliceHub, bez Tailwind.
 */
:root {
    --ka-bg: #060809;
    --ka-card: rgba(255, 255, 255, 0.04);
    --ka-border: rgba(255, 255, 255, 0.08);
    --ka-text: #f4f4f5;
    --ka-muted: #a1a1aa;
    --ka-green: #22c55e;
    --ka-orange: #f97316;
    --ka-red: #ef4444;
    --ka-blue: #3b82f6;
    --ka-radius: 18px;
}

html, body {
    margin: 0;
    min-height: 100vh;
    background: var(--ka-bg);
    color: var(--ka-text);
    font-family: 'Inter', system-ui, sans-serif;
    -webkit-tap-highlight-color: transparent;
}

.hidden { display: none !important; }

.ka-wrap {
    max-width: 520px;
    margin: 0 auto;
    padding: max(1rem, env(safe-area-inset-top)) 1.25rem max(1.5rem, env(safe-area-inset-bottom));
    min-height: 100vh;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
}

.ka-brand {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 1.5rem;
}
.ka-logo {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: linear-gradient(145deg, #dc2626, #991b1b);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 14px;
    color: #fff;
}
.ka-title { font-size: 1.05rem; font-weight: 700; letter-spacing: -0.02em; }
.ka-sub { font-size: 0.72rem; color: var(--ka-muted); margin-top: 0.15rem; }

.ka-card {
    background: var(--ka-card);
    border: 1px solid var(--ka-border);
    border-radius: var(--ka-radius);
    padding: 1.25rem;
}

.ka-label { font-size: 0.65rem; font-weight: 800; text-transform: uppercase; letter-spacing: 0.12em; color: var(--ka-muted); margin-bottom: 0.5rem; }

.ka-input {
    width: 100%;
    box-sizing: border-box;
    padding: 0.85rem 1rem;
    border-radius: 12px;
    border: 1px solid var(--ka-border);
    background: rgba(0, 0, 0, 0.35);
    color: var(--ka-text);
    font-size: 1rem;
    margin-bottom: 0.65rem;
}
.ka-input:focus {
    outline: none;
    border-color: rgba(59, 130, 246, 0.45);
}

.ka-btn {
    width: 100%;
    padding: 1rem 1.25rem;
    border-radius: 14px;
    border: 1px solid var(--ka-border);
    background: rgba(255, 255, 255, 0.06);
    color: var(--ka-text);
    font-weight: 800;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: transform 0.12s, filter 0.12s;
}
.ka-btn:active { transform: scale(0.98); }
.ka-btn--primary {
    background: linear-gradient(180deg, rgba(59, 130, 246, 0.35), rgba(59, 130, 246, 0.15));
    border-color: rgba(59, 130, 246, 0.35);
}
.ka-btn--green {
    background: linear-gradient(180deg, rgba(34, 197, 94, 0.35), rgba(34, 197, 94, 0.12));
    border-color: rgba(34, 197, 94, 0.35);
    margin-top: 0.75rem;
}
.ka-btn--orange {
    background: linear-gradient(180deg, rgba(249, 115, 22, 0.35), rgba(249, 115, 22, 0.12));
    border-color: rgba(249, 115, 22, 0.35);
    margin-top: 0.75rem;
}
.ka-btn--ghost {
    margin-top: 0.5rem;
    background: transparent;
    font-size: 0.65rem;
    color: var(--ka-muted);
}

.ka-err {
    color: var(--ka-red);
    font-size: 0.8rem;
    margin: 0.5rem 0;
    min-height: 1.2em;
}

.ka-name {
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    text-align: center;
    margin: 0.5rem 0 0.25rem;
}

.ka-role {
    text-align: center;
    font-size: 0.7rem;
    color: var(--ka-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.ka-timer {
    text-align: center;
    font-variant-numeric: tabular-nums;
    font-size: 2.75rem;
    font-weight: 900;
    letter-spacing: 0.06em;
    color: var(--ka-blue);
    margin: 0.75rem 0 1rem;
    text-shadow: 0 0 40px rgba(59, 130, 246, 0.25);
}

.ka-hint {
    font-size: 0.72rem;
    color: var(--ka-muted);
    line-height: 1.45;
    margin-top: 1rem;
}

.ka-pin-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 1rem;
}
.ka-pin-btn {
    height: 56px;
    border-radius: 14px;
    border: 1px solid var(--ka-border);
    background: rgba(0, 0, 0, 0.25);
    color: var(--ka-text);
    font-size: 1.35rem;
    font-weight: 700;
    cursor: pointer;
}
.ka-pin-btn--sub {
    font-size: 0.65rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ka-muted);
}

.ka-dots {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin: 1rem 0;
}
.ka-dot {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid var(--ka-border);
}
.ka-dot.filled {
    background: var(--ka-blue);
    border-color: var(--ka-blue);
}

.ka-toast {
    position: fixed;
    bottom: max(1.5rem, env(safe-area-inset-bottom));
    left: 50%;
    transform: translateX(-50%) translateY(120%);
    max-width: 90vw;
    padding: 0.85rem 1.25rem;
    border-radius: 14px;
    background: rgba(0, 0, 0, 0.92);
    border: 1px solid var(--ka-border);
    font-size: 0.85rem;
    font-weight: 600;
    z-index: 1000;
    transition: transform 0.25s ease;
}
.ka-toast.visible { transform: translateX(-50%) translateY(0); }
.ka-toast.ok { border-color: rgba(34, 197, 94, 0.4); }
.ka-toast.err { border-color: rgba(239, 68, 68, 0.45); }