/* Scoped styles for Age Calculator */
#age-calculator {
    font-family: "Helvetica Neue", Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
    margin: 20px auto;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    color: #333;
    line-height: 1.6;
}

#age-calculator * {
    box-sizing: border-box;
}

#age-calculator .hidden {
    display: none !important;
}

/* Header */
#age-calculator .ac-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #fff;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#age-calculator .ac-usage-count {
    font-size: 0.8rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 10px;
    border-radius: 20px;
}

/* Tabs */
#age-calculator .ac-tabs {
    display: flex;
    background: #f5f5f7;
    border-bottom: 1px solid #ddd;
}

#age-calculator .ac-tab-btn {
    flex: 1;
    padding: 15px;
    border: none;
    background: transparent;
    cursor: pointer;
    font-weight: bold;
    color: #666;
    transition: all 0.2s;
    border-bottom: 3px solid transparent;
}

#age-calculator .ac-tab-btn:hover {
    background: rgba(0, 0, 0, 0.03);
}

#age-calculator .ac-tab-btn.active {
    color: #764ba2;
    border-bottom-color: #764ba2;
    background: #fff;
}

/* Content */
#age-calculator .ac-tab-content {
    display: none;
    padding: 24px;
    min-height: 400px;
}

#age-calculator .ac-tab-content.active {
    display: block;
    animation: ac-fade-in 0.3s ease;
}

@keyframes ac-fade-in {
    from {
        opacity: 0;
        transform: translateY(5px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Inputs */
#age-calculator .ac-input-group {
    background: #f9f9fb;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 24px;
}

#age-calculator label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: #555;
    font-size: 0.9rem;
}

#age-calculator .ac-date-inputs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

#age-calculator select,
#age-calculator input {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 6px;
    font-size: 1rem;
    background: #fff;
}

#age-calculator .ac-unit {
    font-weight: bold;
    margin-right: 4px;
}

#age-calculator .ac-quick-btns {
    margin-top: 10px;
    display: flex;
    gap: 8px;
}

#age-calculator .ac-quick-btns button {
    padding: 4px 10px;
    border: 1px solid #ddd;
    background: #fff;
    border-radius: 12px;
    cursor: pointer;
    font-size: 0.8rem;
    color: #666;
}

#age-calculator .ac-quick-btns button:hover {
    background: #eee;
}

/* Result Card */
#age-calculator .ac-result-card {
    border-top: 2px solid #eee;
    padding-top: 20px;
}

/* Section spacing within tabs */
#age-calculator .ac-school-list,
#age-calculator .ac-celebration-list,
#age-calculator .ac-sub-input-group,
#age-calculator .ac-mode-switch,
#age-calculator .ac-description {
    margin-top: 20px;
}

#age-calculator .ac-result-card.hidden {
    display: none;
}

#age-calculator .ac-current-age-box {
    text-align: center;
    background: #fff4e6;
    border: 2px solid #ffe8cc;
    border-radius: 10px;
    padding: 24px;
    margin-bottom: 24px;
}

#age-calculator .ac-value-large {
    font-size: 3.5rem;
    font-weight: bold;
    color: #e67e22;
    line-height: 1.2;
}

#age-calculator .ac-unit-large {
    font-size: 1.2rem;
    color: #555;
    margin-left: 4px;
}

#age-calculator .ac-sub-info {
    color: #7f8c8d;
    font-size: 0.95rem;
}

#age-calculator .ac-next-bday {
    margin-top: 8px;
    font-size: 0.9rem;
    color: #d35400;
    font-weight: bold;
}

/* Tables */
#age-calculator table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
}

#age-calculator th,
#age-calculator td {
    padding: 10px;
    border: 1px solid #eee;
    text-align: left;
}

#age-calculator th {
    background: #f8f9fa;
    font-weight: bold;
    color: #555;
}

#age-calculator .ac-section-title {
    border-left: 4px solid #764ba2;
    padding-left: 10px;
    margin: 30px 0 15px 0;
    font-size: 1.1rem;
}

/* Celebration Grid */
#age-calculator .ac-grid-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 12px;
}

#age-calculator .ac-cel-item {
    background: #fff;
    border: 1px solid #eee;
    padding: 10px;
    border-radius: 6px;
}

#age-calculator .ac-cel-name {
    font-weight: bold;
    color: #d35400;
}

#age-calculator .ac-cel-year {
    font-size: 0.9rem;
    color: #666;
}

/* Future/Past Tab */
#age-calculator .ac-mode-switch {
    margin-bottom: 24px;
    display: flex;
    gap: 20px;
}

#age-calculator .ac-mode-switch label {
    cursor: pointer;
    font-weight: normal;
}

#age-calculator .ac-flex-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

#age-calculator .short-input {
    width: 80px;
}

#age-calculator .ac-result-box {
    background: #f0f4ff;
    padding: 20px;
    border-radius: 8px;
}

#age-calculator .ac-result-row {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px dashed #ced6e0;
    padding: 8px 0;
}

#age-calculator .ac-result-row:last-child {
    border-bottom: none;
}

#age-calculator .ac-res-val {
    font-weight: bold;
    font-size: 1.1rem;
}

/* Reference Table Tab */
#age-calculator .ac-ref-controls {
    text-align: right;
    margin-bottom: 10px;
}

#age-calculator #ac-print-btn {
    background: #555;
    color: #fff;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
}

#age-calculator .ac-reference-table-wrapper {
    max-height: 600px;
    overflow-y: auto;
    border: 1px solid #ddd;
}

#age-calculator .ac-reference-table th {
    position: sticky;
    top: 0;
    background: #eee;
    z-index: 1;
}

#age-calculator .ac-reference-table tr:nth-child(even) {
    background: #f9f9f9;
}

#age-calculator .ac-reference-table tr.current-year-row {
    background: #fff9c4;
    font-weight: bold;
}

/* Mobile */
@media (max-width: 600px) {
    #age-calculator .ac-value-large {
        font-size: 2.5rem;
    }

    #age-calculator .ac-date-inputs select,
    #age-calculator .ac-date-inputs input {
        width: 100%;
    }

    #age-calculator .ac-unit {
        display: none;
    }
}

/* Print Styles */
@media print {
    body * {
        visibility: hidden;
    }

    #age-calculator,
    #age-calculator * {
        visibility: visible;
    }

    #age-calculator {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        margin: 0;
        padding: 0;
        box-shadow: none;
        max-width: none;
    }

    /* Hide non-printable elements */
    #age-calculator .ac-header,
    #age-calculator .ac-tabs,
    #age-calculator .ac-ref-controls,
    #age-calculator .ac-input-group,
    #age-calculator .ac-quick-btns,
    #age-calculator #ac-tab-calc-age,
    #age-calculator #ac-tab-calc-future {
        display: none !important;
    }

    /* Force reference table to be visible */
    #age-calculator #ac-tab-reference {
        display: block !important;
        padding: 0;
    }

    #age-calculator .ac-reference-table-wrapper {
        display: block !important;
        max-height: none;
        overflow: visible;
        border: none;
    }
}