/**
 * IPv4地址转换器 - 样式
 */

/* 输入区域 */
.input-section {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-light);
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 16px;
}

.input-label {
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 12px;
    display: block;
}

.input-row {
    display: flex;
    gap: 12px;
    align-items: center;
}

.input-field {
    flex: 1;
    height: 44px;
    padding: 0 16px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 15px;
    background: var(--color-bg);
    color: var(--color-text);
    transition: var(--transition);
}

.input-field:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.input-field::placeholder {
    color: var(--color-text-light);
    font-family: var(--font-sans);
}

.input-field.error {
    border-color: var(--color-error);
}

.input-hint {
    font-size: 12px;
    color: var(--color-text-light);
    margin-top: 8px;
}

/* 结果网格 */
.result-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

/* 结果卡片 */
.result-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 10px;
    overflow: hidden;
    transition: var(--transition);
}

.result-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 2px 8px rgba(26, 115, 232, 0.1);
}

.result-card-header {
    padding: 12px 16px;
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.result-card-title {
    font-size: 13px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.result-card-icon {
    font-size: 16px;
}

.result-card-action {
    font-size: 12px;
    color: var(--color-primary);
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: var(--transition);
}

.result-card-action:hover {
    background: var(--color-primary-light);
}

.result-card-body {
    padding: 16px;
}

.result-value {
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--color-text);
    word-break: break-all;
    line-height: 1.6;
}

.result-value.large {
    font-size: 18px;
    color: var(--color-primary);
    font-weight: 500;
}

/* 字节显示 */
.result-bytes {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.result-byte {
    flex: 1;
    text-align: center;
    padding: 8px 4px;
    background: var(--color-bg-secondary);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 12px;
}

.result-byte-label {
    font-size: 10px;
    color: var(--color-text-light);
    margin-bottom: 4px;
    display: block;
}

/* IP 信息区域 */
.info-section {
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border-light);
    border-radius: 10px;
    padding: 16px;
    margin-top: 16px;
}

.info-title {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.info-label {
    font-size: 11px;
    color: var(--color-text-light);
}

.info-value {
    font-size: 14px;
    color: var(--color-text);
    font-weight: 500;
}

.info-value.private {
    color: var(--color-success);
}

.info-value.public {
    color: var(--color-primary);
}

.info-value.loopback {
    color: var(--color-warning);
}

.info-value.special {
    color: var(--color-error);
}

/* 响应式 */
@media (max-width: 900px) {
    .result-grid {
        grid-template-columns: 1fr;
    }

    .info-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .input-row {
        flex-direction: column;
    }

    .input-field {
        width: 100%;
    }

    .btn-primary {
        width: 100%;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .result-bytes {
        flex-wrap: wrap;
    }

    .result-byte {
        min-width: calc(50% - 4px);
    }
}