/* 页面容器样式 */
.b2-single-content {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
    box-sizing: border-box;
}

/* 计算器容器样式 */
.calculator-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
    box-sizing: border-box;
}

/* 通用卡片样式 */
.calculator-card {
    background: var(--b2-radius-bg,#fff);
    border-radius: var(--b2-radius,8px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    padding: 25px;
    margin-bottom: 25px;
    width: 100%;
    box-sizing: border-box;
    transition: all 0.3s ease;
}

.calculator-card:hover {
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
    transform: translateY(-2px);
}

/* 输入框容器样式 */
.input-container {
    width: 100%;
    margin-bottom: 20px;
}

/* 输入框样式 */
.b2-input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--b2-theme-fade,#f5f6f7);
    border-radius: var(--b2-radius,8px);
    margin-top: 10px;
    background-color: #fff;
    font-size: 16px;
    color: var(--b2-gray-color);
    outline: none;
    box-sizing: border-box;
}

.b2-input:hover {
    border-color: var(--b2-theme);
}

.b2-input:focus {
    border-color: var(--b2-theme);
    outline: none;
    box-shadow: none;
}

/* 标签样式 */
.b2-label {
    display: block;
    margin-bottom: 12px;
    font-weight: 600;
    font-size: 16px;
    color: var(--b2-gray-color);
}

/* 公告栏样式 */
.notice-card {
    background: var(--b2-radius-bg,#fff);
    border-radius: var(--b2-radius,8px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    padding: 25px;
    margin: 30px auto 25px;
    width: 100%;
    max-width: 1200px;
    box-sizing: border-box;
    border-left: 4px solid var(--b2-theme);
    position: relative;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.notice-card:hover {
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
    transform: translateY(-2px);
}

.notice-card::before {
    content: '\f0a1'; /* 公告图标 */
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    position: absolute;
    top: 50%;
    left: 25px;
    transform: translateY(-50%);
    font-size: 24px;
    color: var(--b2-theme);
    opacity: 0.8;
}

.notice-content {
    font-size: 14px;
    line-height: 1.6;
    color: var(--b2-gray-color);
    letter-spacing: 0.3px;
    padding-left: 60px;
    flex: 1;
}

.notice-link {
    color: #fff !important;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    background-color: var(--b2-theme) !important;
    padding: 4px 12px;
    border-radius: 20px;
    display: inline-block;
    margin: 0 5px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.notice-link:hover {
    background-color: #e9ecef !important;
    color: #333 !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

/* QQ群链接特殊样式 */
.notice-link.qq-group {
    position: relative;
    min-width: 100px;
    padding: 4px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    outline: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: #4e7cf7 !important;
    color: #ffffff !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    line-height: 1.4;
}

.notice-link.qq-group:hover {
    background: #3d6be6 !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

.notice-link.qq-group:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.notice-highlight {
    font-weight: 600;
    color: #ff6b6b;
    background: #fff5f5;
    padding: 12px 18px;
    border-radius: var(--b2-radius,8px);
    margin: 15px 0;
    border-left: 4px solid #ff6b6b;
}

/* 结果内容样式 */
.result-content {
    background: var(--b2-radius-bg,#fff);
    border-radius: var(--b2-radius,8px);
    padding: 25px;
    margin-top: 25px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    border-top: 4px solid var(--b2-theme);
    width: 100%;
    box-sizing: border-box;
}

/* 结果标题样式 */
.result-title {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--b2-gray-color);
    margin-bottom: 8px;
    text-align: left;
    position: relative;
    padding-bottom: 8px;
}

.result-title:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--b2-theme);
    border-radius: 3px;
}

.result-description {
    font-size: 1.1em;
    color: var(--b2-gray-color);
    margin-bottom: 15px;
    text-align: left;
    line-height: 1.6;
}

/* 按钮容器样式 */
.button-container {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin: 25px 0;
    flex-wrap: wrap;
}

/* 按钮样式 */
.calculator-button {
    padding: 12px 25px;
    border-radius: var(--b2-radius,8px);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    outline: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 140px;
    position: relative;
    overflow: hidden;
}

.calculator-button::before {
    content: '';
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    margin-right: 8px;
}

.calculator-button-primary::before {
    content: '\f0ad'; /* 计算图标 */
}

.calculator-button-secondary::before {
    content: '\f0e2'; /* 重置图标 */
}

#share-button::before {
    content: '\f064'; /* 分享图标 */
}

/* 主要按钮样式 */
.calculator-button-primary {
    background-color: var(--b2-theme,#007bff) !important;
    color: #fff !important;
}

.calculator-button-primary:hover {
    background-color: var(--b2-theme-hover,#0056b3) !important;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* 次要按钮样式 */
.calculator-button-secondary {
    background-color: #f5f5f5 !important;
    color: #666 !important;
    border: 1px solid #ddd;
}

.calculator-button-secondary:hover {
    background-color: #e0e0e0 !important;
    color: #333 !important;
    border-color: #ccc;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

/* 移动端触摸反馈 */
.button-touched {
    transform: scale(0.95) !important;
    opacity: 0.8 !important;
}

.calculator-button:disabled,
.calculator-button[disabled] {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

.calculator-button.loading {
    color: transparent;
}

.calculator-button.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    top: 50%;
    left: 50%;
    margin-top: -10px;
    margin-left: -10px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: button-loading-spinner 0.6s linear infinite;
}

@keyframes button-loading-spinner {
    to {
        transform: rotate(360deg);
    }
}

/* Toast提示样式 */
.b2-toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: rgba(0,0,0,0.8);
    color: #fff;
    padding: 12px 20px;
    border-radius: 30px;
    font-size: 14px;
    z-index: 9999;
    opacity: 0;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.b2-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.hidden {
    display: none;
}

#result:not(.hidden) {
    animation: fadeIn 0.5s ease;
}

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

/* 结果表格样式 */
.result-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    border-radius: var(--b2-radius,8px);
    overflow: hidden;
    background: #fff;
}

.result-table th, .result-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid var(--b2-theme-fade,#f5f6f7);
}

.result-table th {
    font-weight: 600;
    background: var(--b2-theme-fade,#f5f6f7);
    color: var(--b2-theme,#007bff);
}

.result-table tr:hover {
    background: var(--b2-theme-fade,#f5f6f7);
}

.result-table .highlight {
    font-weight: 700;
    background: var(--b2-theme-fade,#f5f6f7);
    color: var(--b2-theme);
}

/* 输入组样式 */
.input-group {
    display: flex;
    flex-wrap: nowrap;
    gap: 15px;
    margin-bottom: 20px;
    align-items: center;
}

.input-group .b2-input {
    flex: 1;
    min-width: 0;
}

.input-group .b2-label {
    margin-bottom: 0;
    width: auto;
    min-width: 120px;
}

/* 单位标签样式 */
.unit-label {
    display: inline-block;
    margin-left: 5px;
    font-size: 14px;
    color: #999;
    font-weight: normal;
}

/* 输入包装器样式 */
.input-wrapper {
    position: relative;
    width: 100%;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* 错误消息样式 */
.error-message {
    color: #ff6b6b;
    font-size: 14px;
    margin-top: 5px;
    display: none;
}

/* 输入错误样式 */
.input-error {
    border-color: #ff6b6b !important;
    box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.1);
}

/* 版本信息样式 */
.version-info {
    text-align: center;
    margin: 30px 0;
    color: #999;
    font-size: 14px;
    display: block;
    visibility: visible;
    opacity: 1;
}

/* 响应式设计 */
@media screen and (max-width: 1200px) {
    .b2-single-content,
    .calculator-container,
    .notice-card {
        max-width: 100%;
    }
}

@media screen and (max-width: 992px) {
    .calculator-card, .result-content {
        padding: 20px;
    }
    
    .input-group {
        gap: 10px;
    }
}

@media screen and (max-width: 768px) {
    /* 页面容器样式 */
    .b2-single-content {
        padding: 0 10px;
    }

    /* 计算器容器样式 */
    .calculator-container {
        padding: 0;
    }

    /* 公告栏样式 */
    .notice-card {
        padding: 15px;
        margin: 15px auto;
    }

    .notice-content {
        font-size: 13px;
        line-height: 1.5;
        padding-left: 40px;
    }

    .notice-card::before {
        left: 15px;
        font-size: 20px;
    }

    .notice-link {
        padding: 3px 10px;
        font-size: 13px;
    }

    .notice-link.qq-group {
        min-width: 90px;
        padding: 3px 12px;
        font-size: 13px;
    }

    /* 计算器卡片样式 */
    .calculator-card {
        padding: 15px;
        margin-bottom: 15px;
    }

    /* 输入组样式 */
    .input-group {
        flex-direction: row;
        align-items: center;
        gap: 10px;
        margin-bottom: 15px;
    }

    .input-group .b2-label {
        margin-bottom: 0;
        min-width: 80px;
        font-size: 14px;
        white-space: nowrap;
    }

    .input-wrapper {
        flex: 1;
        min-width: 0;
    }

    .input-wrapper input[type="number"] {
        width: 100% !important;
    }

    /* 输入框样式 */
    .b2-input {
        padding: 8px 12px;
        font-size: 14px;
    }

    /* 按钮容器样式 */
    .button-container {
        gap: 10px;
        margin: 20px 0;
    }

    .calculator-button {
        min-width: 140px;
        padding: 10px 20px;
        font-size: 14px;
    }

    /* 结果内容样式 */
    .result-content {
        padding: 15px;
        margin-top: 15px;
    }

    .result-title {
        font-size: 1.2em;
        margin-bottom: 6px;
    }

    .result-description {
        font-size: 0.9em;
        margin-bottom: 12px;
    }

    /* 表格样式 */
    .result-table {
        font-size: 13px;
    }

    .result-table th,
    .result-table td {
        padding: 8px;
    }

    /* 版本信息样式 */
    .version-info {
        font-size: 12px;
        margin: 15px 0;
    }

    .calculator-button-secondary {
        background-color: #f0f0f0 !important;
        color: #444 !important;
        border: 1px solid #ddd;
    }

    .calculator-button-secondary:hover {
        background-color: #e5e5e5 !important;
        color: #222 !important;
    }
}

/* 小屏幕手机适配 */
@media screen and (max-width: 375px) {
    .notice-content {
        font-size: 12px;
    }

    .notice-link.qq-group {
        min-width: 80px;
        padding: 3px 10px;
        font-size: 12px;
    }

    .calculator-button {
        min-width: 120px;
        padding: 8px 16px;
        font-size: 13px;
    }

    .result-table {
        font-size: 12px;
    }

    .input-group {
        gap: 8px;
    }

    .input-group .b2-label {
        min-width: 70px;
        font-size: 13px;
    }

    .b2-input {
        padding: 6px 10px;
        font-size: 13px;
    }

    .calculator-button-secondary {
        background-color: #f2f2f2 !important;
        color: #333 !important;
    }
}

/* 打印样式 */
@media print {
    .calculator-container {
        max-width: 100%;
        padding: 0;
    }
    
    .calculator-card, .result-content, .notice-card {
        box-shadow: none;
        border: 1px solid #ddd;
        page-break-inside: avoid;
    }
    
    .button-container {
        display: none;
    }
    
    .result-table {
        box-shadow: none;
        border: 1px solid #ddd;
    }
    
    .result-table th {
        background: #f5f5f5 !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}

/* 利润反推器样式 */
.profit-calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.profit-input-column {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.profit-input-column .input-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.profit-input-column .b2-label {
    min-width: 100px;
    margin: 0;
    font-size: 16px;
    color: var(--b2-gray-color);
    font-weight: 600;
}

.profit-input-column .input-wrapper {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    position: relative;
}

.profit-input-column .b2-input {
    flex: 1;
    padding: 12px 15px;
    border: 2px solid var(--b2-theme-fade,#f5f6f7);
    border-radius: var(--b2-radius,8px);
    font-size: 16px;
    color: var(--b2-gray-color);
    background-color: #fff;
    outline: none;
    box-shadow: none;
}

.profit-input-column .b2-input:hover {
    border-color: var(--b2-theme);
}

.profit-input-column .b2-input:focus {
    border-color: var(--b2-theme);
    outline: none;
    box-shadow: none;
}

.profit-input-column .unit-label {
    font-size: 14px;
    color: #999;
    white-space: nowrap;
    position: relative;
    z-index: 0;
    padding-left: 8px;
}

.profit-status {
    margin: 15px 0;
    padding: 12px 20px;
    border-radius: 8px;
    font-weight: bold;
    text-align: center;
    font-size: 1.1em;
}

.profit-status.positive {
    background-color: rgba(40, 167, 69, 0.1);
    color: #28a745;
    border: 1px solid #28a745;
}

.profit-status.negative {
    background-color: rgba(220, 53, 69, 0.1);
    color: #dc3545;
    border: 1px solid #dc3545;
}

/* 响应式布局调整 */
@media (max-width: 768px) {
    .profit-calculator-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .profit-input-column .input-group {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
    
    .profit-input-column .b2-label {
        width: 100%;
    }
    
    .profit-input-column .input-wrapper {
        width: 100%;
    }
}