/* =========================
   LỊCH VẠN NIÊN AI - CSS
   ========================= */

/* Ẩn mục lục (Easy TOC) khi nằm trong khung lịch - chỉ áp dụng trang có shortcode */
#lvn-wrapper #ez-toc-container {
    display: none !important;
}

.lvn-calendar-wrapper {
    max-width: 1100px;
    margin: 24px auto;
    padding: 28px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.06);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    position: relative;
    transition: background 0.35s ease, box-shadow 0.35s ease;
}

/* ========== NÚT SÁNG/TỐI ========== */
.lvn-theme-bar {
    position: absolute;
    top: 16px;
    right: 16px;
    z-index: 10;
}

.lvn-theme-toggle {
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 50%;
    background: rgba(255,255,255,0.95);
    box-shadow: 0 2px 12px rgba(0,0,0,0.12);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.lvn-theme-toggle:hover {
    transform: scale(1.08);
    box-shadow: 0 4px 16px rgba(0,0,0,0.18);
}

.lvn-theme-icon {
    position: absolute;
    font-size: 22px;
    opacity: 0;
    transform: scale(0.5);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.lvn-theme-icon.lvn-theme-sun { opacity: 1; transform: scale(1); }
.lvn-theme-icon.lvn-theme-moon { opacity: 0; transform: scale(0.5); }

.lvn-calendar-wrapper.lvn-dark .lvn-theme-icon.lvn-theme-sun { opacity: 0; transform: scale(0.5); }
.lvn-calendar-wrapper.lvn-dark .lvn-theme-icon.lvn-theme-moon { opacity: 1; transform: scale(1); }

.lvn-calendar-wrapper.lvn-dark .lvn-theme-toggle {
    background: rgba(30, 27, 45, 0.95);
    box-shadow: 0 2px 12px rgba(0,0,0,0.4);
}

/* ========== HEADER HÔM NAY ========== */
.lvn-today-info {
    background: linear-gradient(135deg, #5b21b6 0%, #7c3aed 50%, #8b5cf6 100%);
    color: white;
    padding: 24px;
    border-radius: 12px;
    margin-bottom: 24px;
    text-align: center;
    box-shadow: 0 4px 14px rgba(91, 33, 182, 0.25);
    padding-top: 28px;
}

.lvn-today-date {
    font-size: 16px;
    margin-bottom: 8px;
}

.lvn-solar-date {
    font-size: 28px;
    font-weight: bold;
    display: block;
    margin-top: 5px;
}

.lvn-today-status {
    margin-top: 10px;
    padding: 10px;
    background: rgba(255,255,255,0.2);
    border-radius: 6px;
    font-weight: 500;
}

/* Trong header gradient: chữ Nên cắt / Nên tránh màu trắng */
.lvn-today-info .lvn-status-good,
.lvn-today-info .lvn-status-bad {
    color: #ffffff !important;
    font-weight: bold;
    text-shadow: 0 1px 2px rgba(0,0,0,0.2);
}
.lvn-today-info .lvn-status-normal { color: #ffffff; }

/* ========== ĐIỀU HƯỚNG THÁNG/NĂM ========== */
.lvn-calendar-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    gap: 16px;
    flex-wrap: wrap;
}

.lvn-nav-btn {
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 14px;
    background: linear-gradient(145deg, #ffffff 0%, #f8f5ff 100%);
    color: #7c3aed;
    box-shadow: 0 2px 8px rgba(124, 58, 237, 0.15), inset 0 1px 0 rgba(255,255,255,0.9);
    cursor: pointer;
    transition: all 0.25s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.lvn-nav-btn .lvn-nav-arrow {
    width: 22px;
    height: 22px;
}

.lvn-nav-btn:hover {
    background: linear-gradient(145deg, #7c3aed 0%, #6d28d9 100%);
    color: white;
    transform: scale(1.06);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
}

.lvn-nav-btn:active {
    transform: scale(0.98);
}

.lvn-month-year-selector {
    display: flex;
    gap: 12px;
    flex: 1;
    justify-content: center;
    align-items: center;
    min-width: 0;
    flex-wrap: wrap;
}

.lvn-select {
    border: 2px solid #e5e7eb;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    background: white;
    cursor: pointer;
    transition: border-color 0.25s, box-shadow 0.25s, background 0.25s;
    max-width: 100%;
}

.lvn-select:hover {
    border-color: #a78bfa;
    background: #faf5ff;
}

.lvn-select:focus {
    outline: none;
    border-color: #7c3aed;
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.15);
}

/* Nút trở về hôm nay */
.lvn-btn-today {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border: 2px solid #7c3aed;
    border-radius: 12px;
    background: transparent;
    color: #7c3aed;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
    flex-shrink: 0;
}

.lvn-btn-today:hover {
    background: #7c3aed;
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(124, 58, 237, 0.35);
}

.lvn-btn-today-icon {
    font-size: 16px;
}

/* Filter ngày sinh */
.lvn-birth-filter {
    margin-bottom: 20px;
    padding: 18px 20px;
    background: linear-gradient(180deg, #faf5ff 0%, #f5f3ff 100%);
    border: 1px solid #e9d5ff;
    border-radius: 12px;
}

.lvn-birth-title {
    font-size: 16px;
    font-weight: 700;
    margin: 0 0 8px 0;
    color: #1f2937;
}

.lvn-birth-desc {
    font-size: 13px;
    color: #6b7280;
    margin: 0 0 14px 0;
    line-height: 1.5;
}

.lvn-birth-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.lvn-birth-label {
    font-size: 13px;
    font-weight: 600;
    color: #374151;
}

.lvn-birth-input {
    width: 70px;
    padding: 10px 12px;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 600;
    text-align: center;
}

.lvn-birth-input:focus {
    outline: none;
    border-color: #7c3aed;
}

.lvn-birth-btn {
    padding: 10px 18px;
    border: none;
    border-radius: 8px;
    background: #7c3aed;
    color: white;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
}

.lvn-birth-btn:hover {
    background: #6d28d9;
}

.lvn-birth-btn.lvn-birth-clear {
    background: #6b7280;
}

.lvn-birth-btn.lvn-birth-clear:hover {
    background: #4b5563;
}

.lvn-birth-result {
    margin-top: 12px;
    padding: 10px 14px;
    background: rgba(124, 58, 237, 0.1);
    border-radius: 8px;
    font-size: 14px;
    color: #5b21b6;
    font-weight: 500;
}

.lvn-calendar-wrapper.lvn-dark .lvn-birth-filter {
    background: linear-gradient(180deg, #252035 0%, #1e1b2e 100%);
    border-color: #3d3654;
}

.lvn-calendar-wrapper.lvn-dark .lvn-birth-title { color: #e2e8f0; }
.lvn-calendar-wrapper.lvn-dark .lvn-birth-desc { color: #94a3b8; }
.lvn-calendar-wrapper.lvn-dark .lvn-birth-label { color: #cbd5e1; }
.lvn-calendar-wrapper.lvn-dark .lvn-birth-input {
    background: #2d2840;
    border-color: #3d3654;
    color: #e2e8f0;
}
.lvn-calendar-wrapper.lvn-dark .lvn-birth-result {
    background: rgba(124, 58, 237, 0.2);
    color: #c4b5fd;
}

.lvn-calendar-wrapper.lvn-dark .lvn-btn-today {
    border-color: #a78bfa;
    color: #a78bfa;
}

.lvn-calendar-wrapper.lvn-dark .lvn-btn-today:hover {
    background: #6d28d9;
    color: #e9d5ff;
}

/* Highlight ô hôm nay khi bấm "Về hôm nay" */
.lvn-day-cell.lvn-today-highlight {
    animation: lvn-today-pulse 1.5s ease 2;
}

@keyframes lvn-today-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.5); }
    50% { box-shadow: 0 0 0 12px rgba(245, 158, 11, 0); }
}

/* ========== LỊCH ========== */
.lvn-calendar {
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}

.lvn-calendar-header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
    border-bottom: 2px solid #e2e8f0;
}

.lvn-day-name {
    padding: 15px;
    text-align: center;
    font-weight: 600;
    color: #374151;
    font-size: 14px;
}

.lvn-day-name.lvn-sunday {
    color: #ef4444;
}

.lvn-day-name.lvn-saturday {
    color: #3b82f6;
}

.lvn-calendar-body {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
}

.lvn-day-cell {
    min-height: 100px;
    padding: 12px;
    border: 1px solid #e5e7eb;
    background: white;
    color: #1f2937;
    cursor: pointer;
    transition: all 0.25s ease;
    position: relative;
}

.lvn-day-cell:hover {
    background: #faf5ff;
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(124, 58, 237, 0.12);
    z-index: 10;
    border-color: #e9d5ff;
}

.lvn-day-cell.lvn-empty {
    background: #f9fafb;
    cursor: default;
}

.lvn-day-cell.lvn-empty:hover {
    transform: none;
    box-shadow: none;
}

.lvn-day-number {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
}

.lvn-lunar-date {
    font-size: 11px;
    color: #6b7280;
}

.lvn-day-label {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
}

.lvn-label-good {
    background: linear-gradient(135deg, #a7f3d0 0%, #6ee7b7 100%);
    color: #065f46;
    box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}

.lvn-label-bad {
    background: linear-gradient(135deg, #fecaca 0%, #fca5a5 100%);
    color: #991b1b;
    box-shadow: 0 1px 2px rgba(0,0,0,0.06);
}

/* Ngày hôm nay */
.lvn-day-cell.lvn-today {
    background: linear-gradient(135deg, #fef3c7 0%, #fde68a 100%);
    border: 2px solid #f59e0b;
    box-shadow: inset 0 0 0 1px rgba(245, 158, 11, 0.2);
}

.lvn-day-cell.lvn-today .lvn-day-number {
    color: #b45309;
}

/* Thứ 7 */
.lvn-day-cell.lvn-saturday .lvn-day-number {
    color: #3b82f6;
}

/* Chủ nhật */
.lvn-day-cell.lvn-sunday .lvn-day-number {
    color: #ef4444;
}

/* ========== CHÚ THÍCH ========== */
.lvn-legend {
    margin-top: 28px;
    padding: 20px 24px;
    background: linear-gradient(180deg, #faf5ff 0%, #f5f3ff 100%);
    border-radius: 12px;
    border: 1px solid #e9d5ff;
}

.lvn-legend-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #1f2937;
}

.lvn-legend-items {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.lvn-legend-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
}

.lvn-legend-box {
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
}

.lvn-legend-good {
    background: #d1fae5;
    color: #065f46;
}

.lvn-legend-bad {
    background: #fee2e2;
    color: #991b1b;
}

.lvn-legend-today {
    background: #fef3c7;
    color: #b45309;
    border: 2px solid #f59e0b;
}

/* ========== MODAL AI ========== */
.lvn-modal {
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.3s;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.lvn-modal-content {
    background: white;
    padding: 32px;
    border-radius: 16px;
    max-width: 700px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: slideIn 0.3s;
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.25);
}

@keyframes slideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.lvn-modal-close {
    position: absolute;
    right: 20px;
    top: 20px;
    font-size: 28px;
    font-weight: bold;
    color: #9ca3af;
    cursor: pointer;
    transition: color 0.3s;
}

.lvn-modal-close:hover {
    color: #374151;
}

.lvn-modal-title {
    margin-bottom: 20px;
    color: #1f2937;
    font-size: 24px;
}

.lvn-selected-date {
    font-size: 18px;
    font-weight: 600;
    color: #667eea;
    margin-bottom: 15px;
}

.lvn-day-details {
    background: #f9fafb;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    line-height: 1.8;
}

.lvn-question-section {
    margin-bottom: 20px;
}

.lvn-question-section label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: #374151;
}

.lvn-question-section textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e5e7eb;
    border-radius: 6px;
    font-size: 14px;
    resize: vertical;
    font-family: inherit;
}

.lvn-question-section textarea:focus {
    outline: none;
    border-color: #667eea;
}

.lvn-btn-ask {
    margin-top: 10px;
    padding: 12px 28px;
    background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.25s ease;
}

.lvn-btn-ask:hover {
    background: linear-gradient(135deg, #6d28d9 0%, #5b21b6 100%);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(124, 58, 237, 0.4);
}

.lvn-ai-response {
    margin-top: 20px;
    padding: 20px;
    background: #f0fdf4;
    border-left: 4px solid #10b981;
    border-radius: 6px;
}

.lvn-ai-response h3 {
    margin-bottom: 15px;
    color: #065f46;
}

.lvn-ai-answer {
    line-height: 1.8;
    color: #1f2937;
    white-space: pre-wrap;
}

.lvn-loading {
    text-align: center;
    padding: 30px;
}

.lvn-spinner {
    border: 4px solid #f3f4f6;
    border-top: 4px solid #7c3aed;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
    margin: 0 auto 15px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* ========== CHẾ ĐỘ TỐI ========== */
.lvn-calendar-wrapper.lvn-dark {
    background: #1e1b2e;
    box-shadow: 0 4px 24px rgba(0,0,0,0.4);
}

.lvn-calendar-wrapper.lvn-dark .lvn-today-info {
    background: linear-gradient(135deg, #3b2a5c 0%, #5b3d8a 50%, #6d4b9e 100%);
    box-shadow: 0 4px 14px rgba(0,0,0,0.3);
}

.lvn-calendar-wrapper.lvn-dark .lvn-nav-btn {
    background: linear-gradient(145deg, #2d2840 0%, #252035 100%);
    color: #a78bfa;
    box-shadow: 0 2px 8px rgba(0,0,0,0.3), inset 0 1px 0 rgba(255,255,255,0.06);
}

.lvn-calendar-wrapper.lvn-dark .lvn-nav-btn:hover {
    background: linear-gradient(145deg, #6d28d9 0%, #5b21b6 100%);
    color: #e9d5ff;
}

.lvn-calendar-wrapper.lvn-dark .lvn-select {
    background: #2d2840;
    border-color: #3d3654;
    color: #e2e8f0;
}

.lvn-calendar-wrapper.lvn-dark .lvn-select:hover {
    border-color: #6d28d9;
    background: #352f4a;
}

.lvn-calendar-wrapper.lvn-dark .lvn-select:focus {
    border-color: #a78bfa;
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.25);
}

.lvn-calendar-wrapper.lvn-dark .lvn-calendar {
    border-color: #3d3654;
    background: #252035;
}

.lvn-calendar-wrapper.lvn-dark .lvn-calendar-header {
    background: linear-gradient(180deg, #2d2840 0%, #252035 100%);
    border-bottom-color: #3d3654;
}

.lvn-calendar-wrapper.lvn-dark .lvn-day-name {
    color: #94a3b8;
}

.lvn-calendar-wrapper.lvn-dark .lvn-day-cell {
    background: #1e1b2e;
    border-color: #3d3654;
    color: #e2e8f0;
}

.lvn-calendar-wrapper.lvn-dark .lvn-day-cell:hover {
    background: #2d2840;
    border-color: #5b21b6;
    box-shadow: 0 6px 16px rgba(91, 33, 182, 0.2);
}

.lvn-calendar-wrapper.lvn-dark .lvn-day-cell.lvn-empty {
    background: #252035;
}

.lvn-calendar-wrapper.lvn-dark .lvn-lunar-date {
    color: #94a3b8;
}

.lvn-calendar-wrapper.lvn-dark .lvn-day-cell.lvn-today {
    background: linear-gradient(135deg, #422006 0%, #78350f 100%);
    border-color: #b45309;
}

.lvn-calendar-wrapper.lvn-dark .lvn-day-cell.lvn-today .lvn-day-number {
    color: #fcd34d;
}

.lvn-calendar-wrapper.lvn-dark .lvn-legend {
    background: linear-gradient(180deg, #252035 0%, #1e1b2e 100%);
    border-color: #3d3654;
}

.lvn-calendar-wrapper.lvn-dark .lvn-legend-title {
    color: #e2e8f0;
}

.lvn-calendar-wrapper.lvn-dark .lvn-legend-item {
    color: #cbd5e1;
}

/* Modal trong chế độ tối (modal nằm ngoài wrapper nên dùng body hoặc class cha) */
body.lvn-dark-mode .lvn-modal-content {
    background: #1e1b2e;
    color: #e2e8f0;
}
body.lvn-dark-mode .lvn-modal-title,
body.lvn-dark-mode .lvn-selected-date { color: #e2e8f0; }
body.lvn-dark-mode .lvn-day-details {
    background: #252035;
    color: #cbd5e1;
}
body.lvn-dark-mode .lvn-question-section label { color: #cbd5e1; }
body.lvn-dark-mode .lvn-question-section textarea {
    background: #252035;
    border-color: #3d3654;
    color: #e2e8f0;
}
body.lvn-dark-mode .lvn-ai-response {
    background: #1e2e1e;
    border-left-color: #10b981;
}
body.lvn-dark-mode .lvn-ai-response h3 { color: #6ee7b7; }
body.lvn-dark-mode .lvn-ai-answer { color: #cbd5e1; }

/* ========== RESPONSIVE - TABLET ========== */
@media (max-width: 768px) {
    .lvn-calendar-wrapper {
        margin: 12px auto;
        padding: 16px;
        border-radius: 12px;
    }
    
    .lvn-birth-filter {
        padding: 14px 16px;
        margin-bottom: 16px;
    }
    
    .lvn-birth-row {
        flex-wrap: wrap;
        gap: 8px;
    }
    
    .lvn-birth-input {
        width: 60px;
        padding: 10px 8px;
        font-size: 14px;
    }
    
    .lvn-birth-btn {
        padding: 10px 14px;
        font-size: 13px;
    }
    
    .lvn-today-info {
        padding: 18px 16px;
        padding-top: 44px;
        margin-bottom: 16px;
        border-radius: 10px;
    }
    
    .lvn-today-date {
        font-size: 14px;
        margin-bottom: 4px;
    }
    
    .lvn-solar-date {
        font-size: 22px;
    }
    
    .lvn-today-status {
        margin-top: 8px;
        padding: 8px 10px;
        font-size: 13px;
    }
    
    .lvn-theme-bar {
        top: 10px;
        right: 10px;
    }
    
    .lvn-theme-toggle {
        width: 42px;
        height: 42px;
        min-width: 42px;
        min-height: 42px;
    }
    
    .lvn-theme-icon {
        font-size: 20px;
    }
    
    .lvn-calendar-nav {
        flex-wrap: wrap;
        gap: 10px;
        margin-bottom: 14px;
    }
    
    .lvn-nav-btn {
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
        border-radius: 12px;
    }
    
    .lvn-nav-btn .lvn-nav-arrow {
        width: 20px;
        height: 20px;
    }
    
    .lvn-month-year-selector {
        gap: 8px;
        order: 0;
        flex: 1 1 auto;
        min-width: 0;
    }
    
    .lvn-select {
        padding: 10px 14px;
        font-size: 15px;
        border-radius: 10px;
        min-height: 44px;
    }
    
    .lvn-btn-today {
        width: 100%;
        justify-content: center;
        padding: 12px 16px;
        min-height: 44px;
        order: 3;
        flex: 1 1 100%;
    }
    
    .lvn-btn-today-text {
        font-size: 14px;
    }
    
    .lvn-calendar {
        border-radius: 10px;
    }
    
    .lvn-calendar-header {
        padding: 10px 4px;
    }
    
    .lvn-day-name {
        padding: 8px 2px;
        font-size: 12px;
    }
    
    .lvn-day-cell {
        min-height: 72px;
        padding: 6px 4px;
    }
    
    .lvn-day-number {
        font-size: 15px;
        margin-bottom: 2px;
    }
    
    .lvn-lunar-date {
        font-size: 10px;
        line-height: 1.2;
    }
    
    .lvn-day-label {
        font-size: 8px;
        padding: 2px 5px;
        top: 4px;
        right: 4px;
    }
    
    .lvn-legend {
        margin-top: 20px;
        padding: 14px 16px;
        border-radius: 10px;
    }
    
    .lvn-legend-title {
        font-size: 16px;
        margin-bottom: 12px;
    }
    
    .lvn-legend-items {
        flex-direction: column;
        gap: 10px;
    }
    
    .lvn-legend-item {
        font-size: 13px;
    }
    
    .lvn-modal-content {
        padding: 20px 16px;
        width: 95%;
        max-height: 85vh;
        border-radius: 12px;
    }
    
    .lvn-modal-title {
        font-size: 20px;
    }
}

/* ========== RESPONSIVE - MOBILE NHỎ ========== */
@media (max-width: 480px) {
    .lvn-calendar-wrapper {
        margin: 8px auto;
        padding: 12px;
    }
    
    .lvn-today-info {
        padding: 14px 12px;
        padding-top: 40px;
        margin-bottom: 12px;
    }
    
    .lvn-today-date {
        font-size: 13px;
    }
    
    .lvn-solar-date {
        font-size: 20px;
    }
    
    .lvn-today-status {
        padding: 6px 8px;
        font-size: 12px;
    }
    
    .lvn-calendar-nav {
        gap: 6px;
    }
    
    .lvn-month-year-selector {
        flex: 1 1 auto;
        min-width: 0;
    }
    
    .lvn-month-year-selector .lvn-select {
        flex: 1;
        min-width: 0;
    }
    
    .lvn-nav-btn {
        width: 42px;
        height: 42px;
        min-width: 42px;
        min-height: 42px;
    }
    
    .lvn-select {
        padding: 10px 12px;
        font-size: 14px;
    }
    
    .lvn-day-name {
        font-size: 11px;
        padding: 6px 1px;
    }
    
    .lvn-day-cell {
        min-height: 64px;
        padding: 4px 2px;
    }
    
    .lvn-day-number {
        font-size: 14px;
    }
    
    .lvn-lunar-date {
        font-size: 9px;
    }
    
    .lvn-day-label {
        font-size: 7px;
        padding: 1px 4px;
    }
    
    .lvn-legend-title {
        font-size: 15px;
    }
}

/* Tránh tràn ngang trên mọi mobile */
@media (max-width: 768px) {
    .lvn-calendar-wrapper {
        max-width: 100%;
        box-sizing: border-box;
    }
    
    .lvn-calendar-body,
    .lvn-calendar-header {
        min-width: 0;
    }
    
    .lvn-day-cell {
        min-width: 0;
        overflow: hidden;
    }
}

/* =========================
   CHI TIẾT THEO TUẦN
   ========================= */
.lvn-weekly {
    margin-top: 28px;
    padding-top: 18px;
    border-top: 1px solid rgba(124, 58, 237, 0.18);
}

.lvn-weekly-title, .lvn-weekly-h2, .lvn-top-best-h2, .lvn-top-avoid-h2{
    margin: 0 0 6px;
    font-size: 24px;
    font-weight: 800;
    color: #111827;
}

.lvn-calendar-wrapper.lvn-dark .lvn-weekly-title, .lvn-calendar-wrapper.lvn-dark .lvn-weekly-h2, .lvn-calendar-wrapper.lvn-dark .lvn-top-best-h2, .lvn-calendar-wrapper.lvn-dark .lvn-top-avoid-h2 {
    color: #e2e8f0;
}

.lvn-weekly-desc {
    margin: 0 0 16px;
    color: #64748b;
    font-size: 14px;
}

.lvn-calendar-wrapper.lvn-dark .lvn-weekly-desc {
    color: #94a3b8;
}

.lvn-week-tabs {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 14px;
}

.lvn-week-tab {
    border: 1px solid rgba(124, 58, 237, 0.25);
    background: #ffffff;
    color: #4c1d95;
    padding: 10px 14px;
    border-radius: 12px;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.lvn-week-tab:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px rgba(124, 58, 237, 0.14);
}

.lvn-week-tab.is-active {
    background: linear-gradient(135deg, #5b21b6 0%, #7c3aed 55%, #8b5cf6 100%);
    color: #ffffff;
    border-color: transparent;
}

.lvn-calendar-wrapper.lvn-dark .lvn-week-tab {
    background: rgba(30, 27, 45, 0.95);
    color: #c4b5fd;
    border-color: rgba(167, 139, 250, 0.35);
}

.lvn-calendar-wrapper.lvn-dark .lvn-week-tab.is-active {
    background: linear-gradient(135deg, #6d28d9 0%, #5b21b6 100%);
    color: #f5f3ff;
    border-color: transparent;
}

.lvn-week-panel {
    display: none;
}
.lvn-week-panel.is-active {
    display: block;
}

.lvn-week-range {
    font-size: 13px;
    color: #6b7280;
    margin-bottom: 10px;
}
.lvn-calendar-wrapper.lvn-dark .lvn-week-range {
    color: #94a3b8;
}

.lvn-week-grid {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    gap: 14px;
}

@media (max-width: 1024px) {
    .lvn-week-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}
@media (max-width: 640px) {
    .lvn-week-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.lvn-week-card {
    border-radius: 18px;
    padding: 14px 14px 12px;
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 10px 24px rgba(17, 24, 39, 0.06);
    background: #fefce8;
    cursor: pointer;
    outline: none;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    position: relative;
    min-height: 112px;
}

.lvn-week-card:hover,
.lvn-week-card:focus {
    transform: translateY(-2px);
    box-shadow: 0 16px 30px rgba(124, 58, 237, 0.14);
}

.lvn-calendar-wrapper.lvn-dark .lvn-week-card {
    background: #252035;
    border-color: rgba(148, 163, 184, 0.14);
    box-shadow: 0 12px 26px rgba(0,0,0,0.28);
}

/* Màu nền thẻ theo trạng thái: xấu / bình thường / tốt / cực tốt */
.lvn-week-card.is-avoid {
    background: #fef2f2;
    border-color: rgba(239, 68, 68, 0.2);
}
.lvn-week-card.is-normal {
    background: #fefce8;
    border-color: rgba(234, 179, 8, 0.2);
}
.lvn-week-card.is-good {
    background: #f0fdf4;
    border-color: rgba(34, 197, 94, 0.2);
}
.lvn-week-card.is-very-good {
    background: #dcfce7;
    border-color: rgba(22, 163, 74, 0.25);
}
.lvn-calendar-wrapper.lvn-dark .lvn-week-card.is-avoid {
    background: rgba(239, 68, 68, 0.12);
    border-color: rgba(239, 68, 68, 0.25);
}
.lvn-calendar-wrapper.lvn-dark .lvn-week-card.is-normal {
    background: rgba(234, 179, 8, 0.12);
    border-color: rgba(234, 179, 8, 0.2);
}
.lvn-calendar-wrapper.lvn-dark .lvn-week-card.is-good {
    background: rgba(34, 197, 94, 0.12);
    border-color: rgba(34, 197, 94, 0.2);
}
.lvn-calendar-wrapper.lvn-dark .lvn-week-card.is-very-good {
    background: rgba(34, 197, 94, 0.2);
    border-color: rgba(34, 197, 94, 0.3);
}

.lvn-week-card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 10px;
    flex-wrap: wrap;
}

.lvn-week-solar {
    font-size: 18px;
    font-weight: 900;
    color: #0f172a;
    letter-spacing: 0.2px;
}
.lvn-calendar-wrapper.lvn-dark .lvn-week-solar {
    color: #e2e8f0;
}

.lvn-week-lunar {
    font-size: 12px;
    color: #64748b;
    margin-top: 2px;
}
.lvn-calendar-wrapper.lvn-dark .lvn-week-lunar {
    color: #94a3b8;
}

.lvn-week-rating {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 800;
    padding: 6px 10px;
    border-radius: 999px;
    white-space: nowrap;
    flex: 0 0 auto;
}

.lvn-week-rating-icon {
    font-size: 14px;
    line-height: 1;
}

/* Ẩn chữ rating để tránh tràn, chỉ dùng icon */
.lvn-week-rating-text {
    display: none;
}

.lvn-week-short {
    margin-top: 10px;
    color: #334155;
    font-size: 13px;
    line-height: 1.25rem;
}
.lvn-calendar-wrapper.lvn-dark .lvn-week-short {
    color: #cbd5e1;
}

.lvn-week-empty {
    color: #94a3b8;
}

/* rating colors */
.lvn-week-card.is-normal .lvn-week-rating { background: #f1f5f9; color: #334155; }
.lvn-week-card.is-good .lvn-week-rating { background: #dcfce7; color: #166534; }
.lvn-week-card.is-very-good .lvn-week-rating { background: #dbeafe; color: #1e3a8a; }
.lvn-week-card.is-avoid .lvn-week-rating { background: #fee2e2; color: #991b1b; }
.lvn-calendar-wrapper.lvn-dark .lvn-week-card.is-normal .lvn-week-rating { background: rgba(148,163,184,0.14); color: #e2e8f0; }
.lvn-calendar-wrapper.lvn-dark .lvn-week-card.is-good .lvn-week-rating { background: rgba(34,197,94,0.14); color: #86efac; }
.lvn-calendar-wrapper.lvn-dark .lvn-week-card.is-very-good .lvn-week-rating { background: rgba(59,130,246,0.16); color: #93c5fd; }
.lvn-calendar-wrapper.lvn-dark .lvn-week-card.is-avoid .lvn-week-rating { background: rgba(239,68,68,0.16); color: #fca5a5; }

/* modal */
.lvn-week-modal {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: none;
}
.lvn-week-modal.is-open { display: block; }
.lvn-week-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
}
.lvn-week-modal-dialog {
    position: relative;
    width: min(920px, calc(100% - 24px));
    max-height: calc(100% - 24px);
    margin: 12px auto;
    background: #ffffff;
    border-radius: 18px;
    overflow: auto;
    box-shadow: 0 24px 60px rgba(0,0,0,0.35);
    padding: 18px 18px 16px;
}
.lvn-calendar-wrapper.lvn-dark .lvn-week-modal-dialog {
    background: #1e1b2e;
    color: #e2e8f0;
}
.lvn-week-modal-close {
    position: sticky;
    top: 0;
    margin-left: auto;
    display: block;
    border: none;
    background: transparent;
    font-size: 28px;
    font-weight: 700;
    cursor: pointer;
    color: inherit;
}
.lvn-week-modal-body {
    padding-top: 6px;
}
.lvn-week-modal-head .lvn-week-rating-label {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0;
}
.lvn-week-detail-title {
    font-weight: 900;
    margin: 12px 0 6px;
    font-size: 14px;
}
.lvn-week-detail-content {
    color: #334155;
    font-size: 14px;
    line-height: 1.55;
}
.lvn-calendar-wrapper.lvn-dark .lvn-week-detail-content {
    color: #cbd5e1;
}

/* =========================
   TOP 5 NGÀY ĐẸP NHẤT
   ========================= */
.lvn-top-best {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid rgba(124, 58, 237, 0.18);
}
.lvn-top-best-title {
    margin: 0 0 8px;
    font-size: 24px;
    font-weight: 800;
    color: #111827;
}
.lvn-calendar-wrapper.lvn-dark .lvn-top-best-title {
    color: #e2e8f0;
}
.lvn-top-best-desc {
    margin: 0 0 20px;
    color: #64748b;
    font-size: 14px;
    line-height: 1.5;
}
.lvn-calendar-wrapper.lvn-dark .lvn-top-best-desc {
    color: #94a3b8;
}
.lvn-top-best-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.lvn-top-best-card {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    padding: 16px 18px;
    border-radius: 16px;
    border: 1px solid rgba(15, 23, 42, 0.06);
    box-shadow: 0 8px 20px rgba(17, 24, 39, 0.06);
    background: #ffffff;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.lvn-top-best-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 28px rgba(124, 58, 237, 0.15);
    border-color: rgba(124, 58, 237, 0.25);
}
.lvn-calendar-wrapper.lvn-dark .lvn-top-best-card {
    background: #252035;
    border-color: rgba(148, 163, 184, 0.14);
    box-shadow: 0 10px 24px rgba(0,0,0,0.2);
}
.lvn-calendar-wrapper.lvn-dark .lvn-top-best-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 32px rgba(124, 58, 237, 0.2);
    border-color: rgba(167, 139, 250, 0.35);
}
.lvn-top-best-pill {
    flex-shrink: 0;
    width: 64px;
    padding: 10px 8px;
    border-radius: 14px;
    background: linear-gradient(135deg, #ec4899 0%, #db2777 100%);
    color: #fff;
    text-align: center;
}
.lvn-top-best-pill-label {
    display: block;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.05em;
    opacity: 0.95;
}
.lvn-top-best-pill-num {
    display: block;
    font-size: 22px;
    font-weight: 900;
    line-height: 1.2;
    margin-top: 2px;
}
.lvn-top-best-content {
    flex: 1;
    min-width: 0;
}
.lvn-top-best-lunar {
    font-size: 15px;
    font-weight: 700;
    color: #4c1d95;
    margin-bottom: 6px;
}
.lvn-calendar-wrapper.lvn-dark .lvn-top-best-lunar {
    color: #c4b5fd;
}
.lvn-top-best-short {
    margin: 0 0 8px;
    font-size: 14px;
    color: #334155;
    line-height: 1.5;
}
.lvn-calendar-wrapper.lvn-dark .lvn-top-best-short {
    color: #cbd5e1;
}
.lvn-top-best-recommend {
    margin: 0;
    font-size: 13px;
    color: #166534;
    display: flex;
    align-items: flex-start;
    gap: 6px;
}
.lvn-calendar-wrapper.lvn-dark .lvn-top-best-recommend {
    color: #86efac;
}
.lvn-top-best-recommend-icon {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #22c55e;
    color: #fff;
    border-radius: 50%;
    font-size: 10px;
}
.lvn-top-empty {
    margin: 0;
    color: #64748b;
    font-size: 14px;
}
.lvn-calendar-wrapper.lvn-dark .lvn-top-empty {
    color: #94a3b8;
}

/* =========================
   TOP 4 NGÀY ĐẠI KỴ
   ========================= */
.lvn-top-avoid {
    margin-top: 32px;
    padding: 22px 20px 20px;
    border-radius: 16px;
    background: linear-gradient(145deg, #1e1b2e 0%, #252235 100%);
    color: #e2e8f0;
    border: 1px solid rgba(148, 163, 184, 0.12);
}
.lvn-calendar-wrapper.lvn-dark .lvn-top-avoid {
    background: linear-gradient(145deg, #15121f 0%, #1e1b2e 100%);
    border-color: rgba(148, 163, 184, 0.18);
}
.lvn-top-avoid-title {
    margin: 0 0 10px;
    font-size: 22px;
    font-weight: 800;
    color: #fff;
}
#lvn-top-avoid .lvn-top-avoid-desc,
.lvn-top-avoid .lvn-top-avoid-desc {
    margin: 0 0 18px;
    font-size: 14px;
    color: rgba(247, 247, 247, 1) !important;
    line-height: 1.5;
    font-family: FontAwesome, sans-serif;
}
.lvn-top-avoid-list {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 24px;
}
.lvn-top-avoid-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 14px;
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.15);
    font-size: 14px;
    line-height: 1.5;
}
.lvn-top-avoid-item:nth-child(3),
.lvn-top-avoid-item:nth-child(4) {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}
@media (max-width: 640px) {
    .lvn-top-avoid-list {
        grid-template-columns: 1fr;
    }
    .lvn-top-avoid-item:nth-child(3) {
        margin-bottom: 14px;
        padding-bottom: 14px;
        border-bottom: 1px solid rgba(148, 163, 184, 0.15);
    }
    .lvn-top-avoid-item:last-child {
        margin-bottom: 0;
        padding-bottom: 0;
        border-bottom: none;
    }
}
.lvn-top-avoid-num {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(148, 163, 184, 0.35);
    color: #fff;
    font-size: 13px;
    font-weight: 800;
    border-radius: 8px;
}
.lvn-top-avoid-text {
    flex: 1;
    min-width: 0;
}
.lvn-top-avoid-date {
    color: #fca5a5;
    font-weight: 800;
    margin-right: 4px;
}
.lvn-top-avoid-lunar {
    color: rgba(226, 232, 240, 0.85);
    margin-right: 6px;
}
.lvn-top-avoid-reason {
    display: block;
    margin-top: 4px;
    color: #f1f5f9;
}
#lvn-top-avoid .lvn-top-avoid-note,
.lvn-top-avoid .lvn-top-avoid-note {
    margin: 16px 0 0;
    font-size: 12px;
    color: rgba(102, 102, 102, 1) !important;
    font-family: FontAwesome, sans-serif;
    background-clip: unset;
    -webkit-background-clip: unset;
}