/**
 * 到手价计算样式
 */
.calc-card {
    margin: -10px 12px 12px;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: 0 4px 16px rgba(0,0,0,0.08);
    padding: 20px 16px;
}

.calc-tip {
    background: linear-gradient(135deg, #e8f5e9, #c8e6c9);
    color: #2e7d32;
    font-size: 13px;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.calc-form-item {
    display: flex;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
}
.calc-form-item:last-of-type { border-bottom: none; }

.calc-form-label {
    flex: 0 0 90px;
    color: var(--text-secondary);
    font-size: 14px;
}
.calc-form-label.required::before {
    content: '*'; color: var(--danger); margin-right: 2px;
}

.calc-form-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 15px;
    color: var(--text);
    text-align: right;
}

.calc-form-unit {
    margin-left: 8px;
    color: var(--text-light);
    font-size: 13px;
}

.calc-submit {
    width: 100%;
    padding: 14px;
    background: var(--primary-bg);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    margin-top: 16px;
    cursor: pointer;
}
.calc-submit:active { opacity: 0.85; }

.calc-reset {
    width: 100%;
    padding: 10px;
    background: #f5f5f5;
    color: var(--text-secondary);
    border: none;
    border-radius: 10px;
    font-size: 14px;
    margin-top: 10px;
    cursor: pointer;
}

/* 计算结果 */
.calc-result {
    margin: 12px;
    background: linear-gradient(135deg, #1b5e20 0%, #4caf50 100%);
    border-radius: var(--radius);
    padding: 20px;
    color: #fff;
    box-shadow: var(--shadow);
}
.calc-result-title {
    font-size: 14px;
    opacity: 0.9;
    margin-bottom: 16px;
}
.calc-result-main {
    text-align: center;
    padding: 16px 0;
    border-bottom: 1px solid rgba(255,255,255,0.2);
    margin-bottom: 16px;
}
.calc-result-label { font-size: 13px; opacity: 0.85; }
.calc-result-value { font-size: 42px; font-weight: 700; margin: 8px 0; }
.calc-result-unit { font-size: 13px; opacity: 0.85; }
.calc-result-detail { font-size: 13px; }
.result-row {
    display: flex;
    justify-content: space-between;
    padding: 6px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.result-row:last-child { border-bottom: none; }
.result-row.highlight { font-weight: 700; background: rgba(255,255,255,0.1); margin: 0 -8px; padding: 10px 8px; border-radius: 6px; }

.calc-formula {
    margin-top: 16px;
    background: rgba(255,255,255,0.15);
    padding: 12px;
    border-radius: 8px;
    font-size: 12px;
    line-height: 1.6;
}
.calc-formula-title { font-weight: 600; margin-bottom: 6px; }
.calc-formula-sub { opacity: 0.8; margin-top: 4px; font-size: 11px; }

/* 参考表 */
.calc-reference {
    margin: 12px;
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}
.ref-table { width: 100%; font-size: 12px; border-collapse: collapse; }
.ref-table th { background: #f5f5f5; padding: 8px; text-align: center; color: #666; }
.ref-table td { padding: 8px; text-align: center; border-top: 1px solid #f0f0f0; }