/* ===== Design Tokens (light) ===== */
:root {
    --fc-bg: #ffffff;
    --fc-surface: #f8f9fb;
    --fc-border: #e6e8ee;
    --fc-text: #0f172a;         /* slate-900 */
    --fc-muted: #64748b;        /* slate-500 */
    --fc-accent: #0ea5e9;       /* sky-500 */
    --fc-accent-ink: #0b4661;   /* darker ink for contrast */
    --fc-highlight: #fef3c7;    /* amber-100 */
    --fc-highlight-border: #facc15; /* amber-400 */
    --fc-success: #10b981;
    --chip-bg: #f1f5f9;         /* slate-100 */
    --chip-border: #cbd5e1;     /* slate-300 */
    --chip-active-bg: #0f172a;  /* slate-900 */
    --chip-active-text: #ffffff;
    --focus-ring: 0 0 0 3px rgba(14,165,233,.35);
}

/* ===== Dark mode (respects system) ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --fc-bg: #0b1020;
        --fc-surface: #121730;
        --fc-border: #26304a;
        --fc-text: #e5e7eb;
        --fc-muted: #94a3b8;
        --fc-accent: #38bdf8;
        --fc-accent-ink: #e0f2fe;
        --fc-highlight: #3b3757;
        --fc-highlight-border: #a78bfa;
        --chip-bg: #1f2942;
        --chip-border: #334155;
        --chip-active-bg: #e5e7eb;
        --chip-active-text: #0b1020;
    }
}

/* ===== General ===== */
.no-break { page-break-inside: avoid; }

.fc {
    background: var(--fc-bg);
    color: var(--fc-text);
    border-radius: 12px;
    border: 1px solid var(--fc-border);
    overflow: hidden;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
}

/* Toolbar polish */
.fc .fc-toolbar {
    gap: .5rem;
    padding: .75rem 1rem;
    border-bottom: 1px solid var(--fc-border);
    background: var(--fc-surface);
}
.fc .fc-toolbar-title {
    font-size: 1.125rem;
    font-weight: 700;
    letter-spacing: .2px;
}
.fc .fc-button {
    border: 1px solid var(--fc-border);
    background: var(--fc-bg);
    color: var(--fc-text);
    border-radius: 10px;
    padding: .45rem .75rem;
    font-weight: 600;
    transition: transform .06s ease, box-shadow .12s ease, background .12s ease;
}
.fc .fc-button:hover { transform: translateY(-1px); }
.fc .fc-button-primary:not(:disabled).fc-button-active,
.fc .fc-button-primary:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
    background: var(--fc-accent);
    border-color: var(--fc-accent);
    color: #fff;
}

/* Grid + header */
.fc-theme-standard .fc-scrollgrid,
.fc-theme-standard td,
.fc-theme-standard th {
    border-color: var(--fc-border);
}
.fc .fc-col-header-cell {
    background: var(--fc-surface);
    font-weight: 700;
    color: var(--fc-muted);
    padding-block: .5rem;
}
.fc .fc-daygrid-day-number {
    font-weight: 600;
    opacity: .9;
}

/* Today highlight */
.fc .fc-day-today {
    background: color-mix(in oklab, var(--fc-accent) 10%, transparent);
}
.fc .fc-day-today .fc-daygrid-day-number {
    color: var(--fc-accent-ink);
}

/* ===== Events ===== */
.fc-daygrid-event {
    border-radius: 10px;
    border: 1px solid color-mix(in oklab, var(--fc-highlight-border) 55%, var(--fc-border));
    background: var(--fc-highlight);
    box-shadow: 0 1px 0 rgba(0,0,0,.04);
    overflow: hidden;
}
.fc-h-event .fc-event-main {
    padding: .5rem .65rem;
    text-align: center;         /* keep your centered style */
    color: #111;                /* ensure contrast on light */
    font-weight: 700;
    line-height: 1.25;
    white-space: normal;        /* allow wrapping */
    border: none;               /* remove inner border from original */
}
@media (prefers-color-scheme: dark) {
    .fc-daygrid-event .fc-event-main { color: var(--fc-text); }
}

.fc-h-event:hover,
.fc-daygrid-event:hover {
    filter: brightness(1.02);
    transform: translateY(-1px);
    transition: transform .06s ease, filter .12s ease;
}

/* Dots (multi-event density) */
.fc .fc-daygrid-event-dot {
    border-color: var(--fc-accent);
}

/* Popovers (more…) */
.fc .fc-popover {
    border-color: var(--fc-border);
    background: var(--fc-bg);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,.12);
}
.fc .fc-popover-header {
    background: var(--fc-surface);
    border-bottom-color: var(--fc-border);
    font-weight: 700;
}

/* ===== Tithe year chips ===== */
#tithe_years {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: .5rem;
    padding: .75rem;
    border: 1px solid var(--chip-border);
    border-radius: 12px;
    background: var(--fc-surface);
}
#tithe_years .tithe_year {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .4rem .7rem;
    margin: 0; /* spacing handled by flex gap */
    border: 1px solid var(--chip-border);
    border-radius: 999px;
    background: var(--chip-bg);
    color: var(--fc-text);
    font-weight: 600;
    line-height: 1;
    cursor: pointer;
    transition: background .12s ease, transform .06s ease, box-shadow .12s ease;
}
#tithe_years .tithe_year:hover { transform: translateY(-1px); }
#tithe_years .tithe_year.current {
    background: var(--chip-active-bg);
    color: var(--chip-active-text);
    border-color: transparent;
    box-shadow: 0 0 0 3px color-mix(in oklab, var(--chip-active-bg) 20%, transparent);
}

/* ===== Printing ===== */
@media print {
    .fc { border: none; border-radius: 0; }
    .fc .fc-toolbar { display: none; }
    .fc .fc-col-header-cell { background: none; color: #000; }
    .fc-daygrid-event { box-shadow: none; }
    .no-break { page-break-inside: avoid; }
}