/* ອອກບິນ / ກວດບິນ — Modern minimal (iOS / SaaS dashboard) */
#md-billStep.bill-step-modern {
    --bs-radius-xl: 1.75rem;   /* 28px — ມຸມໂຄ້ງໃຫຍ່ */
    --bs-radius-lg: 1.125rem;  /* 18px */
    --bs-radius-md: 0.875rem;  /* 14px */
    --bs-radius-pill: 999px;
    --bs-surface: #ffffff;
    --bs-surface-2: #f8fafc;
    --bs-border: rgba(15, 23, 42, 0.06);
    --bs-text: #0f172a;
    --bs-text-muted: #64748b;
    --bs-primary: var(--primary, var(--pp-brand-primary, #007bff));
    --bs-shadow-panel:
        0 4px 6px -2px rgba(15, 23, 42, 0.04),
        0 20px 44px -10px rgba(15, 23, 42, 0.12),
        0 0 0 1px rgba(15, 23, 42, 0.03);
    --bs-shadow-card: 0 1px 3px rgba(15, 23, 42, 0.04);
    --bs-shadow-card-hover: 0 8px 20px -6px rgba(0, 123, 255, 0.14);
    font-family: "Noto Sans Lao", "Noto Sans", -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

#md-billStep .bill-step-panel-wrap {
    max-width: min(27.5rem, calc(100vw - 1.5rem));
    margin: auto;
    transform-origin: center center;
}

#md-billStep .bill-step-box {
    border-radius: var(--bs-radius-xl);
    border: none;
    box-shadow: var(--bs-shadow-panel);
    background: var(--bs-surface);
    overflow: hidden;
}

#md-billStep .bill-step-body {
    padding: 1.35rem 1.35rem 1.1rem;
}

/* —— Header (Bootstrap bg-primary) —— */
#md-billStep .bill-step-head.modal-header.bg-primary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0;
    padding: 1rem 1.35rem;
    color: #fff;
    background-color: var(--primary, var(--pp-brand-primary, #007bff)) !important;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

#md-billStep .bill-step-head.bg-primary .bill-step-title,
#md-billStep .bill-step-head.bg-primary .modal-title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    line-height: 1.25;
    color: #fff !important;
}

#md-billStep .bill-step-head.bg-primary .bill-step-close.close {
    flex: 0 0 2.375rem;
    width: 2.375rem;
    height: 2.375rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    float: none;
    padding: 0;
    margin: 0;
    border: none;
    border-radius: var(--bs-radius-pill);
    background: rgba(255, 255, 255, 0.15);
    color: #fff;
    opacity: 0.9;
    text-shadow: none;
    cursor: pointer;
    transition: background 0.2s ease, color 0.2s ease, transform 0.15s ease, opacity 0.2s ease;
}

#md-billStep .bill-step-head.bg-primary .bill-step-close ion-icon {
    font-size: 1.375rem;
    color: #fff;
}

#md-billStep .bill-step-head.bg-primary .bill-step-close:hover {
    background: rgba(255, 255, 255, 0.25);
    color: #fff;
    opacity: 1;
}

#md-billStep .bill-step-close:active {
    transform: scale(0.94);
}

/* —— Footer —— */
#md-billStep .bill-step-foot.modal-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.625rem;
    margin-top: 0;
    padding: 1rem 1.35rem 1.25rem;
    border-top: 1px solid var(--bs-border);
}

#md-billStep .bill-step-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    min-height: 2.875rem;
    padding: 0 1.35rem;
    border-radius: var(--bs-radius-lg);
    font-size: 0.9375rem;
    font-weight: 600;
    letter-spacing: -0.015em;
    line-height: 1.25;
    border: none;
    cursor: pointer;
    transition: background 0.2s ease, box-shadow 0.2s ease, transform 0.12s ease;
}

#md-billStep .bill-step-btn ion-icon {
    font-size: 1.125rem;
}

#md-billStep .bill-step-btn--primary,
#md-billStep .bill-step-btn.btn-primary {
    background-color: var(--primary, var(--pp-brand-primary, #007bff)) !important;
    border-color: var(--primary, var(--pp-brand-primary, #007bff)) !important;
    color: #fff !important;
    box-shadow: 0 2px 10px rgba(0, 123, 255, 0.22);
    min-width: 6.75rem;
}

#md-billStep .bill-step-btn--primary:hover,
#md-billStep .bill-step-btn.btn-primary:hover {
    background-color: var(--primary-hover, var(--pp-brand-primary-hover, #0069d9)) !important;
    border-color: var(--primary-hover, var(--pp-brand-primary-hover, #0069d9)) !important;
    color: #fff !important;
    box-shadow: 0 4px 14px rgba(0, 123, 255, 0.26);
}

#md-billStep .bill-step-btn--primary:active,
#md-billStep .bill-step-btn.btn-primary:active {
    transform: scale(0.98);
}

#md-billStep .bill-step-btn--ghost {
    background: var(--bs-surface);
    color: var(--bs-text);
    border: 1px solid var(--bs-border);
    box-shadow: var(--bs-shadow-card);
}

#md-billStep .bill-step-btn--ghost:hover {
    background: var(--bs-surface-2);
}

/* —— Panels —— */
.bill-step--review-only .bill-step-panels .bill-step-panel:not(#bill-step-panel-review) {
    display: none !important;
}

.bill-step--issue .bill-step-panels .bill-step-panel#bill-step-panel-review {
    display: none !important;
}

.bill-step-panels .bill-step-panel {
    display: none;
}

.bill-step-panels .bill-step-panel.is-active {
    display: block;
    animation: none;
    opacity: 1;
    transform: none;
}

/* —— Content cards —— */
#md-billStep .bill-step-action-card {
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-lg);
    padding: 1.2rem 1.1rem;
    background: var(--bs-surface);
    box-shadow: var(--bs-shadow-card);
}

#md-billStep .bill-step-action-card h6 {
    margin-bottom: 0.55rem;
    font-size: 1.0625rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    line-height: 1.3;
    color: var(--bs-text);
}

#md-billStep .bill-step-action-card .text-muted,
#md-billStep .bill-step-action-card p.small.text-muted {
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--bs-text-muted) !important;
}

#md-billStep .bill-step-review-hint {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--bs-text-muted);
    margin-bottom: 0.75rem;
    line-height: 1.45;
}

/* —— Choose grid —— */
#md-billStep .bill-step-choose-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
}

@media (min-width: 380px) {
    #md-billStep .bill-step-choose-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

#md-billStep .bill-step-choose-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    width: 100%;
    min-height: 7.5rem;
    padding: 1.1rem 0.75rem;
    border: 1px solid var(--bs-border);
    border-radius: var(--bs-radius-lg);
    background: var(--bs-surface);
    color: var(--bs-text);
    cursor: pointer;
    box-shadow: var(--bs-shadow-card);
    transition:
        border-color 0.2s ease,
        background 0.2s ease,
        box-shadow 0.22s ease,
        transform 0.18s cubic-bezier(0.32, 0.72, 0, 1);
}

#md-billStep .bill-step-choose-card:hover,
#md-billStep .bill-step-choose-card:focus {
    border-color: var(--primary, var(--pp-brand-primary, #007bff)) !important;
    background: #f0f7ff;
    box-shadow: var(--bs-shadow-card-hover);
    outline: none;
    transform: translateY(-1px);
}

#md-billStep .bill-step-choose-card:active {
    transform: translateY(0) scale(0.98);
}

#md-billStep .bill-step-choose-icon {
    font-size: 2rem;
    color: var(--bs-primary);
}

#md-billStep .bill-step-choose-title {
    font-weight: 700;
    font-size: 0.9375rem;
    line-height: 1.35;
    text-align: center;
    letter-spacing: -0.015em;
    color: var(--bs-text);
}

#md-billStep .bill-step-choose-desc {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--bs-text-muted);
    text-align: center;
    line-height: 1.4;
}

/* —— Paper / action buttons inside cards —— */
#md-billStep .qt-paper-btns {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.625rem;
}

#md-billStep .qt-paper-btns .btn,
#md-billStep .bill-step-paid-btns .btn,
#md-billStep .bill-step-action-card .btn-primary {
    min-height: 2.625rem;
    border-radius: var(--bs-radius-md) !important;
    font-size: 0.875rem !important;
    font-weight: 600 !important;
    letter-spacing: -0.01em;
    border: none !important;
    background: var(--bs-primary) !important;
    color: #fff !important;
    box-shadow: 0 2px 8px rgba(0, 123, 255, 0.18);
    transition: transform 0.12s ease, box-shadow 0.2s ease;
}

#md-billStep .qt-paper-btns .btn:hover,
#md-billStep .bill-step-paid-btns .btn:hover,
#md-billStep .bill-step-action-card .btn-primary:hover {
    filter: brightness(0.97);
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.24);
}

#md-billStep .qt-paper-btns .btn:active,
#md-billStep .bill-step-action-card .btn-primary:active {
    transform: scale(0.97);
}

#md-billStep .bill-step-paid-btns {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
}

#md-billStep .qt-history-wrap {
    border-radius: var(--bs-radius-md) !important;
    overflow: hidden;
    border: 1px solid var(--bs-border);
    box-shadow: var(--bs-shadow-card);
}

#md-billStep .qt-history-wrap .bg-primary {
    background: var(--bs-primary) !important;
    border-radius: 0 !important;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

#md-billStep .qt-history-wrap .btn-sm {
    border-radius: var(--bs-radius-md) !important;
}

/* Review table inside modal */
#bill-step-review .bill-table-card {
    border-radius: var(--bs-radius-md);
    border: 1px solid var(--bs-border);
    overflow: hidden;
    box-shadow: var(--bs-shadow-card);
}

@media (max-width: 575.98px) {
    #md-billStep .bill-step-body {
        padding: 1.15rem 1.1rem 0.95rem;
    }

    #md-billStep .bill-step-box {
        border-radius: 1.5rem;
    }

    #md-billStep .bill-step-title {
        font-size: 1.125rem;
    }

    #md-billStep .bill-step-choose-card {
        min-height: 6.75rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .bill-step-panels .bill-step-panel.is-active {
        animation: none;
    }

    #md-billStep .bill-step-choose-card:hover {
        transform: none;
    }
}