:root {
    --sim-bg: #0a0c10;
    --sim-surface: #121620;
    --sim-card: #181d28;
    --sim-border: #2a3245;
    --sim-accent: #e8a020;
    --sim-accent2: #4a9eff;
    --sim-text: #d4dbe8;
    --sim-muted: #6b7a96;
    --sim-success: #2db87a;
    --sim-danger: #e05050;
    --sim-mono: ui-monospace, 'Cascadia Code', 'Source Code Pro', Menlo, Consolas, monospace;
    --sim-ui: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --sim-display: 'Arial Narrow', Arial, sans-serif;
}

#sim-plugin, #sim-plugin *, #sim-plugin *::before, #sim-plugin *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

#sim-plugin {
    background: var(--sim-bg);
    color: var(--sim-text);
    font-family: var(--sim-ui);
    border: 1px solid var(--sim-border);
    border-radius: 8px;
    /* NO overflow:hidden — would clip the modal */
    min-height: 600px;
}

/* ── Header ── */
.sim-header {
    background: var(--sim-surface);
    border-bottom: 1px solid var(--sim-border);
    padding: 14px 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    border-radius: 8px 8px 0 0;
}

.sim-header-left { display: flex; align-items: center; gap: 10px; }

.sim-logo-mark {
    width: 32px; height: 32px;
    background: var(--sim-accent);
    border-radius: 4px;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}

.sim-title {
    font-family: var(--sim-display);
    font-size: 18px; font-weight: 700;
    letter-spacing: 0.04em; text-transform: uppercase;
    color: #fff; line-height: 1;
}

.sim-subtitle {
    font-family: var(--sim-mono);
    font-size: 10px; color: var(--sim-muted);
    letter-spacing: 0.1em; text-transform: uppercase; margin-top: 2px;
}

.sim-status-bar { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }

.sim-status-dot {
    display: flex; align-items: center; gap: 6px;
    font-size: 11px; color: var(--sim-muted);
    font-family: var(--sim-mono); text-transform: uppercase; letter-spacing: 0.05em;
}

.dot { width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; }
.dot.green { background: var(--sim-success); box-shadow: 0 0 6px var(--sim-success); }
.dot.amber { background: var(--sim-accent);  box-shadow: 0 0 6px var(--sim-accent); }

.btn-request {
    background: var(--sim-accent); color: #0a0c10;
    border: none; padding: 8px 18px; border-radius: 4px;
    padding: 14px 28px !important;
    font-family: var(--sim-display); font-size: 13px; font-weight: 700;
    letter-spacing: 0.06em; text-transform: uppercase;
    cursor: pointer; transition: background 0.15s, transform 0.1s; white-space: nowrap;
}
.btn-request:hover  { background: #f5b030; transform: translateY(-1px); }
.btn-request:active { transform: translateY(0); }

/* ── Nav ── */
.sim-nav {
    background: var(--sim-surface);
    border-bottom: 1px solid var(--sim-border);
    padding: 0 20px;
    display: flex; align-items: center; flex-wrap: wrap;
}

.sim-nav-week { display: flex; align-items: center; gap: 8px; margin-right: auto; }

.nav-btn {
    background: none; border: 1px solid var(--sim-border);
    color: var(--sim-text); width: 28px; height: 28px;
    border-radius: 3px; cursor: pointer; font-size: 12px;
    display: flex; align-items: center; justify-content: center;
    transition: border-color 0.15s, background 0.15s;
}
.nav-btn:hover { border-color: var(--sim-accent); background: rgba(232,160,32,0.1); color: var(--sim-accent); }

.week-label {
    font-family: var(--sim-mono); font-size: 11px; color: var(--sim-muted);
    letter-spacing: 0.05em; text-transform: uppercase; padding: 10px 0;
}

.sim-legend { display: flex; gap: 14px; padding: 10px 0; }

.legend-item {
    display: flex; align-items: center; gap: 5px;
    font-size: 10px; color: var(--sim-muted);
    font-family: var(--sim-mono); text-transform: uppercase; letter-spacing: 0.05em;
}

.legend-swatch { width: 10px; height: 10px; border-radius: 2px; flex-shrink: 0; }
.swatch-reserved  { background: #1e2d4a; }
.swatch-available { background: #152a1e; }
.swatch-closed    { background: #111418; }

/* ── Calendar ── */
.sim-body { padding: 16px 20px 20px; overflow-x: auto; }

.cal-grid {
    display: grid;
    grid-template-columns: 52px repeat(7, 1fr);
    gap: 1px;
    background: var(--sim-border);
    border: 1px solid var(--sim-border);
    border-radius: 4px;
    overflow: hidden;
    min-width: 520px;
}

.cal-head {
    background: var(--sim-surface);
    padding: 8px 4px; text-align: center;
}

.cal-head .day-name {
    font-family: var(--sim-display); font-size: 11px; font-weight: 700;
    letter-spacing: 0.08em; text-transform: uppercase; color: var(--sim-muted); display: block;
}

.cal-head .day-num {
    font-family: var(--sim-mono); font-size: 16px; color: var(--sim-text);
    display: block; margin-top: 2px;
}

.cal-head.today .day-num,
.cal-head.today .day-name  { color: var(--sim-accent); }
.cal-head.day-closed .day-name,
.cal-head.day-closed .day-num { opacity: 0.3; }

.time-label {
    background: var(--sim-surface);
    padding: 0 6px; display: flex; align-items: center; justify-content: flex-end;
}

.time-label span {
    font-family: var(--sim-mono); font-size: 9px; color: var(--sim-muted); letter-spacing: 0.04em;
}

.cal-cell {
    background: var(--sim-card); min-height: 38px; cursor: pointer; border: none; padding: 0;
}

.cell-inner {
    width: 100%; height: 100%; min-height: 38px;
    padding: 4px 6px; transition: background 0.12s;
    display: flex; flex-direction: column; justify-content: center;
}

.cal-cell.booked .cell-inner  { background: rgba(30,45,74,0.85); cursor: default; }
.cal-cell.available .cell-inner       { background: rgba(21,42,30,0.6); }
.cal-cell.available:hover .cell-inner { background: rgba(21,42,30,1); }
.cal-cell.closed .cell-inner  { background: rgba(10,12,16,0.6); cursor: not-allowed; }

.slot-reserved-label {
    font-family: var(--sim-mono); font-size: 9px;
    letter-spacing: 0.06em; text-transform: uppercase; color: var(--sim-muted);
}

.slot-type-badge {
    display: inline-block;
    font-family: var(--sim-mono); font-size: 9px;
    letter-spacing: 0.05em; text-transform: uppercase;
    color: var(--sim-accent2); border: 1px solid rgba(74,158,255,0.3);
    border-radius: 2px; padding: 1px 4px; margin-top: 2px; width: fit-content;
}

.avail-hint {
    font-family: var(--sim-mono); font-size: 9px;
    color: var(--sim-success); letter-spacing: 0.04em;
    text-transform: uppercase; opacity: 0.7;
}
.cal-cell.available:hover .avail-hint { opacity: 1; }

.closed-label {
    font-size: 9px; font-family: var(--sim-mono);
    color: var(--sim-muted); opacity: 0.3;
    text-transform: uppercase; letter-spacing: 0.04em;
}

/* ── Footer ── */
.sim-bottom {
    padding: 12px 20px;
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap; gap: 8px;
}

.sim-info {
    font-family: var(--sim-mono); font-size: 10px;
    color: var(--sim-muted); letter-spacing: 0.04em; text-transform: uppercase;
}

.btn-request-inline {
    background: #e8a020; border: 1px solid var(--sim-accent); color: #0a0c10;
    padding: 7px 16px; border-radius: 4px;
    font-family: var(--sim-display); font-size: 12px; font-weight: 700;
    letter-spacing: 0.06em; text-transform: uppercase;
    cursor: pointer; transition: background 0.15s, color 0.15s;
    padding: 14px 28px !important;
}
.btn-request-inline:hover { background: var(--sim-accent); color: #0a0c10; }

/* ── Modal — appended to <body>, must escape all Divi stacking contexts ── */
.efs-modal-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    /* Higher than Divi's z-index (typically 99999) */
    z-index: 999999;
    background: rgba(5,7,12,0.88);
    /* Flex centering */
    align-items: center;
    justify-content: center;
    padding: 16px;
    /* Own stacking context so nothing bleeds through */
    isolation: isolate;
}
.efs-modal-backdrop.open { display: flex; }

.efs-modal-box {
    background: var(--sim-card);
    border: 1px solid var(--sim-border);
    border-radius: 6px;
    width: 100%;
    max-width: 540px;
    /* Let it grow but scroll internally */
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 24px 64px rgba(0,0,0,0.8);
    animation: efsSlideUp 0.2s ease;
    /* Ensure text styles aren't inherited from Divi */
    font-family: var(--sim-ui);
    color: var(--sim-text);
}

@keyframes efsSlideUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.efs-modal-header {
    background: var(--sim-surface);
    border-bottom: 1px solid var(--sim-border);
    padding: 14px 18px;
    display: flex; align-items: center; justify-content: space-between;
    flex-shrink: 0;
    border-radius: 6px 6px 0 0;
}

.efs-modal-title {
    font-family: var(--sim-display); font-size: 16px; font-weight: 700;
    letter-spacing: 0.06em; text-transform: uppercase; color: #fff;
    margin: 0;
}

.efs-modal-close {
    background: none; border: 1px solid var(--sim-border); color: var(--sim-muted);
    width: 28px; height: 28px; border-radius: 3px; cursor: pointer; font-size: 16px;
    display: flex; align-items: center; justify-content: center;
    transition: border-color 0.12s, color 0.12s; flex-shrink: 0;
    line-height: 1;
}
.efs-modal-close:hover { border-color: var(--sim-danger); color: var(--sim-danger); }

/* Scrollable body */
.efs-modal-body {
    padding: 18px;
    overflow-y: auto;
    flex: 1;
    /* Prevent Divi resetting these */
    font-family: var(--sim-ui);
    font-size: 14px;
    line-height: 1.5;
}

.efs-section-label {
    font-family: var(--sim-mono); font-size: 9px; letter-spacing: 0.1em;
    text-transform: uppercase; color: var(--sim-muted);
    margin: 16px 0 8px; padding-bottom: 6px;
    border-bottom: 1px solid var(--sim-border);
}
.efs-section-label:first-child { margin-top: 0; }

/* Form rows — flex so they wrap on mobile */
.efs-form-row {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.efs-form-row .efs-form-group {
    flex: 1 1 160px; /* grow, shrink, min-width before wrapping */
}

.efs-form-row.single .efs-form-group { flex: 1 1 100%; }

.efs-form-group {
    display: flex; flex-direction: column; gap: 5px;
}

.efs-form-label {
    font-family: var(--sim-mono); font-size: 10px; color: var(--sim-muted);
    letter-spacing: 0.06em; text-transform: uppercase;
    display: block; margin: 0;
}

.efs-form-label-block { margin-bottom: 8px; }

.efs-form-input,
.efs-form-select,
.efs-form-textarea {
    background: var(--sim-surface); border: 1px solid var(--sim-border);
    color: var(--sim-text); padding: 8px 10px; border-radius: 3px;
    font-family: var(--sim-ui); font-size: 13px;
    transition: border-color 0.15s; outline: none; width: 100%;
    /* Reset Divi/theme overrides */
    box-shadow: none; -webkit-appearance: none;
}
.efs-form-input:focus,
.efs-form-select:focus,
.efs-form-textarea:focus  { border-color: var(--sim-accent2); }
.efs-form-select option   { background: #1a2030; }
.efs-form-textarea        { resize: vertical; min-height: 70px; }

/* Time picker — wrapping flex */
.efs-slot-picker {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 10px;
}

.efs-slot-pick-btn {
    flex: 1 1 60px;
    background: var(--sim-surface); border: 1px solid var(--sim-border);
    color: var(--sim-muted); padding: 7px 4px; border-radius: 3px;
    font-family: var(--sim-mono); font-size: 10px; letter-spacing: 0.04em;
    cursor: pointer; text-align: center; transition: all 0.12s;
}
.efs-slot-pick-btn:hover    { border-color: var(--sim-accent2); color: var(--sim-accent2); }
.efs-slot-pick-btn.selected { background: rgba(74,158,255,0.15); border-color: var(--sim-accent2); color: var(--sim-accent2); }

/* Session type picker — wrapping flex */
.efs-type-picker {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 10px;
}

.efs-sel-btn {
    flex: 1 1 140px;
    background: var(--sim-surface); border: 1px solid var(--sim-border);
    color: var(--sim-muted); padding: 8px 6px; border-radius: 3px;
    font-family: var(--sim-ui); font-size: 11px; font-weight: 500;
    cursor: pointer; text-align: center; transition: all 0.12s; line-height: 1.3;
}
.efs-sel-btn:hover    { border-color: var(--sim-accent); color: var(--sim-accent); }
.efs-sel-btn.selected { background: rgba(232,160,32,0.12); border-color: var(--sim-accent); color: var(--sim-accent); }

.efs-sel-tag {
    display: block; font-size: 9px; font-family: var(--sim-mono);
    opacity: 0.6; margin-top: 2px; text-transform: uppercase; letter-spacing: 0.04em;
}

/* Modal footer */
.efs-modal-footer {
    background: var(--sim-surface); border-top: 1px solid var(--sim-border);
    padding: 14px 18px;
    display: flex; align-items: center; justify-content: space-between;
    gap: 10px; flex-wrap: wrap;
    flex-shrink: 0;
    border-radius: 0 0 6px 6px;
}

.efs-modal-note {
    font-family: var(--sim-mono); font-size: 10px;
    color: var(--sim-muted); letter-spacing: 0.04em;
}

.efs-modal-actions { display: flex; gap: 8px; }

.efs-btn-cancel {
    background: none; border: 1px solid var(--sim-border); color: var(--sim-muted);
    padding: 8px 16px; border-radius: 3px;
    font-family: var(--sim-display); font-size: 12px; font-weight: 700;
    letter-spacing: 0.06em; text-transform: uppercase;
    cursor: pointer; transition: border-color 0.12s, color 0.12s;
}
.efs-btn-cancel:hover { border-color: var(--sim-muted); color: var(--sim-text); }

.efs-btn-submit {
    background: var(--sim-accent); color: #0a0c10;
    border: none; padding: 8px 22px; border-radius: 3px;
    font-family: var(--sim-display); font-size: 13px; font-weight: 700;
    letter-spacing: 0.06em; text-transform: uppercase;
    cursor: pointer; transition: background 0.12s, transform 0.1s;
}
.efs-btn-submit:hover  { background: #f5b030; transform: translateY(-1px); }
.efs-btn-submit:active { transform: translateY(0); }

/* Confirmation panel */
.efs-confirm-panel { display: none; text-align: center; padding: 28px 18px; }
.efs-confirm-panel.show { display: block; }

.efs-confirm-icon {
    width: 52px; height: 52px;
    background: rgba(45,184,122,0.15); border: 2px solid var(--sim-success);
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    margin: 0 auto 14px; font-size: 22px; color: var(--sim-success);
}

.efs-confirm-title {
    font-family: var(--sim-display); font-size: 20px; font-weight: 700;
    color: var(--sim-success); text-transform: uppercase;
    letter-spacing: 0.06em; margin-bottom: 6px;
}

.efs-confirm-desc {
    font-size: 13px; color: var(--sim-muted); line-height: 1.6; font-family: var(--sim-mono);
}

.efs-confirm-ref {
    margin-top: 14px; background: var(--sim-surface);
    border: 1px solid var(--sim-border); border-radius: 4px;
    padding: 10px 14px; font-family: var(--sim-mono); font-size: 12px;
    color: var(--sim-text); letter-spacing: 0.04em;
}

.efs-req-number { color: var(--sim-accent); font-weight: 600; font-size: 14px; }

.efs-confirm-close-wrap { margin-top: 16px; }

/* Mobile-only elements — hidden on desktop */
.sim-day-strip    { display: none; }
.sim-mobile-nav   { display: none; }
.sim-mobile-day-header { display: none; }

/* ── Mobile / Tablet single-day view (≤1024px) ── */
@media (max-width: 1024px) {

    .sim-header { padding: 12px 14px; }
    .sim-nav    { padding: 0 12px; }
    .sim-body   { padding: 12px 12px 20px; }
    .sim-bottom { padding: 12px 14px 18px; gap: 10px; }

    /* Hide desktop week nav */
    .sim-nav-week { display: none; }

    /* Mobile prev/next + day label row */
    .sim-mobile-nav {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        padding: 8px 0 4px;
        order: 1;
    }

    .sim-mobile-day-label {
        font-family: var(--sim-display);
        font-size: 16px;
        font-weight: 700;
        letter-spacing: 0.06em;
        text-transform: uppercase;
        color: #fff;
        text-align: center;
        flex: 1;
    }

    .sim-mobile-day-label .mobile-day-date {
        font-family: var(--sim-mono);
        font-size: 10px;
        color: var(--sim-muted);
        display: block;
        letter-spacing: 0.05em;
        margin-top: 2px;
        text-transform: none;
        font-weight: 400;
    }

    /* Scrollable day pill strip */
    .sim-day-strip {
        display: flex;
        width: 100%;
        gap: 5px;
        padding: 6px 0 8px;
        overflow-x: auto;
        scrollbar-width: none;
        order: 2;
    }
    .sim-day-strip::-webkit-scrollbar { display: none; }

    .sim-day-pill {
        flex: 1 1 0;
        display: flex;
        flex-direction: column;
        align-items: center;
        padding: 6px 4px;
        border-radius: 4px;
        border: 1px solid var(--sim-border);
        background: var(--sim-surface);
        cursor: pointer;
        transition: border-color 0.12s, background 0.12s;
        min-width: 40px;
        line-height: 1;
    }

    .sim-day-pill .pill-name {
        font-family: var(--sim-mono);
        font-size: 9px;
        letter-spacing: 0.06em;
        text-transform: uppercase;
        color: var(--sim-muted);
        margin-bottom: 3px;
    }

    .sim-day-pill .pill-num {
        font-family: var(--sim-mono);
        font-size: 15px;
        color: var(--sim-text);
    }

    .sim-day-pill.active {
        border-color: var(--sim-accent);
        background: rgba(232,160,32,0.1);
    }
    .sim-day-pill.active .pill-name,
    .sim-day-pill.active .pill-num { color: var(--sim-accent); }

    .sim-day-pill.is-closed .pill-name,
    .sim-day-pill.is-closed .pill-num { opacity: 0.3; }

    .sim-day-pill.is-today .pill-num { color: var(--sim-accent2); }
    .sim-day-pill.is-today.active .pill-num { color: var(--sim-accent); }

    /* Legend below strip */
    .sim-legend { order: 3; width: 100%; gap: 8px; padding: 4px 0 8px; }

    /* Grid: small time label, slot takes all remaining space */
    .cal-grid {
        grid-template-columns: 52px 1fr !important;
        min-width: 0 !important;
    }

    /* Hide all day header cells in the grid — we use the external mobile-nav label instead */
    .cal-grid .cal-head { display: none !important; }

    /* Time labels stay visible */
    .cal-grid .time-label { display: flex; }

    /* Hide all day slot cells except the active one */
    .cal-grid .cal-cell                { display: none; }
    .cal-grid .cal-cell.mobile-active  { display: block; width: 100%; }

    /* Slot cells fill the column properly */
    .cal-cell.mobile-active .cell-inner {
        min-height: 44px;
        padding: 8px 12px;
    }

    /* Header request button — match bottom button style on mobile */
    .btn-request {
        width: 100%;
        text-align: center;
        padding: 11px 28px;
    }

    /* Slot cell content left padding */
    .cal-cell.mobile-active .cell-inner {
        padding-left: 16px;
    }

    /* Bottom bar — centered, padded, styled */
    .sim-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 14px 14px 24px;
        gap: 12px;
    }
    .sim-bottom .sim-info { font-size: 11px; }
    .btn-request-inline {
        background: var(--sim-accent);
        color: #0a0c10;
        border-color: var(--sim-accent);
        padding: 11px 28px;
        font-size: 13px;
        width: 100%;
        max-width: 280px;
    }
    .btn-request-inline:hover {
        background: #f5b030;
        border-color: #f5b030;
        color: #0a0c10;
    }

    /* Modal */
    .efs-modal-footer  { flex-direction: column; align-items: stretch; }
    .efs-modal-actions { justify-content: flex-end; }
}

/* ── Payment panel ────────────────────────────────────────────────────────── */
.efs-payment-panel {
    display: none;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
}
.efs-payment-panel.show { display: flex; }

.efs-pay-back-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.efs-pay-back-btn {
    background: none;
    border: 1px solid var(--sim-border);
    color: var(--sim-muted);
    padding: 4px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    transition: color .15s, border-color .15s;
}
.efs-pay-back-btn:hover { color: var(--sim-text); border-color: var(--sim-text); }

.efs-pay-step-label {
    font-size: 12px;
    color: var(--sim-muted);
    letter-spacing: .3px;
}

.efs-pay-summary {
    background: var(--sim-card);
    border: 1px solid var(--sim-border);
    border-radius: 8px;
    padding: 14px 16px;
    margin-bottom: 20px;
    color: var(--sim-text);
}

.efs-pay-card-wrap { margin-top: 4px; }

.efs-fg-full { flex: 1 1 100% !important; width: 100% !important; }

.efs-pay-error {
    background: rgba(224,80,80,.12);
    border: 1px solid var(--sim-danger);
    color: var(--sim-danger);
    border-radius: 6px;
    padding: 10px 14px;
    font-size: 13px;
    margin-top: 12px;
}

.efs-pay-secure-note {
    font-size: 12px;
    color: var(--sim-muted);
    margin-top: 14px;
    line-height: 1.5;
}